Chalfont St Peter

Chalfont St Peter is covered by postcode district SL9. It is in the Buckinghamshire council area, England.

Typical price £810,000 Homes sold in Chalfont St Peter, last 12 months. ▲ 10.2% on the year before Gigabit broadband 431 of 518 postcodes where every home and business can get it Flooding Some at high risk 26 of 520 postcodes have a home or business in an area at risk; 23 homes and businesses at high or medium risk Schools 9+ At least 6 primary schools, 1 secondary school and 2 all-through schools at its postcodes

Every postcode in Chalfont St Peter, by flood risk

Map of every postcode in Chalfont St Peter, by flood risk Of the 520 postcodes in Chalfont St Peter that ONS places, 1 have a home or business at high risk, 4 are at medium risk at worst, 21 are at low risk at worst and 494 are not on the Environment Agency's at-risk list. Places named: Chalfont St Peter. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A413A40 SL9 0AA: not on the flood risk listSL9 0AB: not on the flood risk listSL9 0AD: not on the flood risk listSL9 0AE: not on the flood risk listSL9 0AF: not on the flood risk listSL9 0AG: not on the flood risk listSL9 0AH: not on the flood risk listSL9 0AJ: not on the flood risk listSL9 0AL: not on the flood risk listSL9 0AP: not on the flood risk listSL9 0AQ: not on the flood risk listSL9 0AR: not on the flood risk listSL9 0AS: not on the flood risk listSL9 0AT: not on the flood risk listSL9 0AU: not on the flood risk listSL9 0AW: not on the flood risk listSL9 0AX: not on the flood risk listSL9 0AY: not on the flood risk listSL9 0AZ: not on the flood risk listSL9 0BA: not on the flood risk listSL9 0BB: not on the flood risk listSL9 0BD: not on the flood risk listSL9 0BG: not on the flood risk listSL9 0BJ: not on the flood risk listSL9 0BL: not on the flood risk listSL9 0BN: not on the flood risk listSL9 0BP: not on the flood risk listSL9 0BQ: not on the flood risk listSL9 0BT: not on the flood risk listSL9 0BW: not on the flood risk listSL9 0BX: not on the flood risk listSL9 0BY: not on the flood risk listSL9 0BZ: not on the flood risk listSL9 0DA: not on the flood risk listSL9 0DB: not on the flood risk listSL9 0DD: not on the flood risk listSL9 0DE: not on the flood risk listSL9 0DF: not on the flood risk listSL9 0DG: not on the flood risk listSL9 0DH: not on the flood risk listSL9 0DJ: not on the flood risk listSL9 0DL: not on the flood risk listSL9 0DN: not on the flood risk listSL9 0DP: not on the flood risk listSL9 0DQ: not on the flood risk listSL9 0DR: not on the flood risk listSL9 0DS: not on the flood risk listSL9 0DU: not on the flood risk listSL9 0DW: not on the flood risk listSL9 0DX: not on the flood risk listSL9 0DY: not on the flood risk listSL9 0DZ: not on the flood risk listSL9 0EB: not on the flood risk listSL9 0ED: not on the flood risk listSL9 0EF: not on the flood risk listSL9 0EG: not on the flood risk listSL9 0EH: not on the flood risk listSL9 0EJ: not on the flood risk listSL9 0EN: not on the flood risk listSL9 0EP: not on the flood risk listSL9 0EQ: not on the flood risk listSL9 0ER: not on the flood risk listSL9 0ES: not on the flood risk listSL9 0ET: not on the flood risk listSL9 0EU: not on the flood risk listSL9 0EW: not on the flood risk listSL9 0EX: not on the flood risk listSL9 0EY: not on the flood risk listSL9 0EZ: not on the flood risk listSL9 0FA: not on the flood risk listSL9 0FB: not on the flood risk listSL9 0FE: not on the flood risk listSL9 0FF: not on the flood risk listSL9 0FG: not on the flood risk listSL9 0FH: not on the flood risk listSL9 0FJ: not on the flood risk listSL9 0FL: not on the flood risk listSL9 0FN: not on the flood risk listSL9 0FP: not on the flood risk listSL9 0FQ: not on the flood risk listSL9 0FR: not on the flood risk listSL9 0FS: not on the flood risk listSL9 0FT: not on the flood risk listSL9 0FU: not on the flood risk listSL9 0FW: not on the flood risk listSL9 0FX: not on the flood risk listSL9 0GA: not on the flood risk listSL9 0HA: not on the flood risk listSL9 0HB: not on the flood risk listSL9 0HD: not on the flood risk listSL9 0HE: not on the flood risk listSL9 0HF: not on the flood risk listSL9 0HG: not on the flood risk listSL9 0HH: not on the flood risk listSL9 0HJ: not on the flood risk listSL9 0HL: not on the flood risk listSL9 0HN: not on the flood risk listSL9 0HQ: not on the flood risk listSL9 0HR: not on the flood risk listSL9 0HS: not on the flood risk listSL9 0HT: not on the flood risk listSL9 0HU: not on the flood risk listSL9 0HW: not on the flood risk listSL9 0HX: not on the flood risk listSL9 0HY: not on the flood risk listSL9 0HZ: not on the flood risk listSL9 0JA: not on the flood risk listSL9 0JB: not on the flood risk listSL9 0JD: not on the flood risk listSL9 0JE: not on the flood risk listSL9 0JF: not on the flood risk listSL9 0JG: not on the flood risk listSL9 0JH: not on the flood risk listSL9 0JJ: not on the flood risk listSL9 0JL: not on the flood risk listSL9 0JP: not on the flood risk listSL9 0JQ: not on the flood risk listSL9 0JR: not on the flood risk listSL9 0JS: not on the flood risk listSL9 0JT: not on the flood risk listSL9 0JU: not on the flood risk listSL9 0JX: not on the flood risk listSL9 0JY: not on the flood risk listSL9 0JZ: not on the flood risk listSL9 0LA: not on the flood risk listSL9 0LB: not on the flood risk listSL9 0LD: not on the flood risk listSL9 0LE: not on the flood risk listSL9 0LF: not on the flood risk listSL9 0LG: not on the flood risk listSL9 0LH: not on the flood risk listSL9 0LJ: not on the flood risk listSL9 0LL: not on the flood risk listSL9 0LP: not on the flood risk listSL9 0LQ: not on the flood risk listSL9 0LR: not on the flood risk listSL9 0LS: not on the flood risk listSL9 0LT: not on the flood risk listSL9 0LU: not on the flood risk listSL9 0LW: not on the flood risk listSL9 0LX: not on the flood risk listSL9 0LY: not on the flood risk listSL9 0LZ: not on the flood risk listSL9 0NA: not on the flood risk listSL9 0NB: not on the flood risk listSL9 0NE: not on the flood risk listSL9 0NF: not on the flood risk listSL9 0NG: not on the flood risk listSL9 0NH: not on the flood risk listSL9 0NN: not on the flood risk listSL9 0NP: not on the flood risk listSL9 0NQ: not on the flood risk listSL9 0NS: not on the flood risk listSL9 0NT: not on the flood risk listSL9 0NU: not on the flood risk listSL9 0NW: not on the flood risk listSL9 0NX: not on the flood risk listSL9 0NY: not on the flood risk listSL9 0NZ: not on the flood risk listSL9 0PB: not on the flood risk listSL9 0PD: not on the flood risk listSL9 0PF: not on the flood risk listSL9 0PG: not on the flood risk listSL9 0PH: not on the flood risk listSL9 0PL: not on the flood risk listSL9 0PN: not on the flood risk listSL9 0PP: not on the flood risk listSL9 0PQ: not on the flood risk listSL9 0PR: not on the flood risk listSL9 0PS: not on the flood risk listSL9 0PT: not on the flood risk listSL9 0PW: not on the flood risk listSL9 0QJ: not on the flood risk listSL9 0QW: not on the flood risk listSL9 0QZ: not on the flood risk listSL9 0RH: not on the flood risk listSL9 0RJ: not on the flood risk listSL9 0RL: not on the flood risk listSL9 0RN: not on the flood risk listSL9 0RP: not on the flood risk listSL9 0RQ: not on the flood risk listSL9 0RX: not on the flood risk listSL9 0SA: not on the flood risk listSL9 0SD: not on the flood risk listSL9 0SE: not on the flood risk listSL9 0SX: not on the flood risk listSL9 0SZ: not on the flood risk listSL9 8EN: not on the flood risk listSL9 8FE: not on the flood risk listSL9 8FF: not on the flood risk listSL9 8FW: not on the flood risk listSL9 8JA: not on the flood risk listSL9 8JB: not on the flood risk listSL9 8JD: not on the flood risk listSL9 8JE: not on the flood risk listSL9 8JF: not on the flood risk listSL9 8JG: not on the flood risk listSL9 8JH: not on the flood risk listSL9 8JJ: not on the flood risk listSL9 8JL: not on the flood risk listSL9 8JN: not on the flood risk listSL9 8JP: not on the flood risk listSL9 8JQ: not on the flood risk listSL9 8JR: not on the flood risk listSL9 8JS: not on the flood risk listSL9 8JU: not on the flood risk listSL9 8JW: not on the flood risk listSL9 8JX: not on the flood risk listSL9 8JY: not on the flood risk listSL9 8JZ: not on the flood risk listSL9 8LA: not on the flood risk listSL9 8LB: not on the flood risk listSL9 8LE: not on the flood risk listSL9 8LG: not on the flood risk listSL9 8LH: not on the flood risk listSL9 8LJ: not on the flood risk listSL9 8LL: not on the flood risk listSL9 8LN: not on the flood risk listSL9 8LP: not on the flood risk listSL9 8LQ: not on the flood risk listSL9 8LR: not on the flood risk listSL9 8LS: not on the flood risk listSL9 8LT: not on the flood risk listSL9 8LU: not on the flood risk listSL9 8LW: not on the flood risk listSL9 8LX: not on the flood risk listSL9 8LY: not on the flood risk listSL9 8LZ: not on the flood risk listSL9 8NA: not on the flood risk listSL9 8NB: not on the flood risk listSL9 8ND: not on the flood risk listSL9 8NE: not on the flood risk listSL9 8NF: not on the flood risk listSL9 8NG: not on the flood risk listSL9 8NH: not on the flood risk listSL9 8NJ: not on the flood risk listSL9 8NL: not on the flood risk listSL9 8NN: not on the flood risk listSL9 8NP: not on the flood risk listSL9 8NQ: not on the flood risk listSL9 8NR: not on the flood risk listSL9 8NS: not on the flood risk listSL9 8NT: not on the flood risk listSL9 8NU: not on the flood risk listSL9 8NW: not on the flood risk listSL9 8NX: not on the flood risk listSL9 8NY: not on the flood risk listSL9 8NZ: not on the flood risk listSL9 8PD: not on the flood risk listSL9 8PX: not on the flood risk listSL9 8PY: not on the flood risk listSL9 8PZ: not on the flood risk listSL9 8QA: not on the flood risk listSL9 8QB: not on the flood risk listSL9 8QD: not on the flood risk listSL9 8QF: not on the flood risk listSL9 8QH: not on the flood risk listSL9 8QJ: not on the flood risk listSL9 8QL: not on the flood risk listSL9 8QN: not on the flood risk listSL9 8QQ: not on the flood risk listSL9 8QT: not on the flood risk listSL9 8QW: not on the flood risk listSL9 8RH: not on the flood risk listSL9 8RJ: not on the flood risk listSL9 8RL: not on the flood risk listSL9 8RN: not on the flood risk listSL9 8RP: not on the flood risk listSL9 8RR: not on the flood risk listSL9 8RS: not on the flood risk listSL9 8RT: not on the flood risk listSL9 8RU: not on the flood risk listSL9 8RW: not on the flood risk listSL9 8RX: not on the flood risk listSL9 8RY: not on the flood risk listSL9 8RZ: not on the flood risk listSL9 8SA: not on the flood risk listSL9 8SB: not on the flood risk listSL9 8SD: not on the flood risk listSL9 8SE: not on the flood risk listSL9 8SF: not on the flood risk listSL9 8SG: not on the flood risk listSL9 8TH: not on the flood risk listSL9 8TJ: not on the flood risk listSL9 8TL: not on the flood risk listSL9 8TP: not on the flood risk listSL9 8TR: not on the flood risk listSL9 8TS: not on the flood risk listSL9 8UD: not on the flood risk listSL9 9AA: not on the flood risk listSL9 9AB: not on the flood risk listSL9 9AD: not on the flood risk listSL9 9AE: not on the flood risk listSL9 9AF: not on the flood risk listSL9 9AG: not on the flood risk listSL9 9AH: not on the flood risk listSL9 9AJ: not on the flood risk listSL9 9AQ: not on the flood risk listSL9 9AT: not on the flood risk listSL9 9AU: not on the flood risk listSL9 9AX: not on the flood risk listSL9 9AY: not on the flood risk listSL9 9AZ: not on the flood risk listSL9 9BA: not on the flood risk listSL9 9BB: not on the flood risk listSL9 9BD: not on the flood risk listSL9 9BE: not on the flood risk listSL9 9BG: not on the flood risk listSL9 9BH: not on the flood risk listSL9 9BJ: not on the flood risk listSL9 9BL: not on the flood risk listSL9 9BN: not on the flood risk listSL9 9BQ: not on the flood risk listSL9 9BW: not on the flood risk listSL9 9DA: not on the flood risk listSL9 9DB: not on the flood risk listSL9 9DD: not on the flood risk listSL9 9DE: not on the flood risk listSL9 9DG: not on the flood risk listSL9 9DH: not on the flood risk listSL9 9DJ: not on the flood risk listSL9 9DL: not on the flood risk listSL9 9DN: not on the flood risk listSL9 9DP: not on the flood risk listSL9 9DQ: not on the flood risk listSL9 9DR: not on the flood risk listSL9 9DS: not on the flood risk listSL9 9DT: not on the flood risk listSL9 9DU: not on the flood risk listSL9 9DW: not on the flood risk listSL9 9DX: not on the flood risk listSL9 9EA: not on the flood risk listSL9 9EB: not on the flood risk listSL9 9EH: not on the flood risk listSL9 9EN: not on the flood risk listSL9 9ER: not on the flood risk listSL9 9ET: not on the flood risk listSL9 9EU: not on the flood risk listSL9 9EW: not on the flood risk listSL9 9EX: not on the flood risk listSL9 9EY: not on the flood risk listSL9 9FB: not on the flood risk listSL9 9FD: not on the flood risk listSL9 9FE: not on the flood risk listSL9 9FH: not on the flood risk listSL9 9FJ: not on the flood risk listSL9 9FL: not on the flood risk listSL9 9FN: not on the flood risk listSL9 9FP: not on the flood risk listSL9 9FQ: not on the flood risk listSL9 9FR: not on the flood risk listSL9 9FS: not on the flood risk listSL9 9FT: not on the flood risk listSL9 9FU: not on the flood risk listSL9 9FW: not on the flood risk listSL9 9FX: not on the flood risk listSL9 9HA: not on the flood risk listSL9 9HB: not on the flood risk listSL9 9HG: not on the flood risk listSL9 9HH: not on the flood risk listSL9 9HJ: not on the flood risk listSL9 9HL: not on the flood risk listSL9 9HN: not on the flood risk listSL9 9HP: not on the flood risk listSL9 9HQ: not on the flood risk listSL9 9HR: not on the flood risk listSL9 9HS: not on the flood risk listSL9 9HT: not on the flood risk listSL9 9HU: not on the flood risk listSL9 9HW: not on the flood risk listSL9 9HX: not on the flood risk listSL9 9HY: not on the flood risk listSL9 9HZ: not on the flood risk listSL9 9JA: not on the flood risk listSL9 9JB: not on the flood risk listSL9 9JD: not on the flood risk listSL9 9JE: not on the flood risk listSL9 9JF: not on the flood risk listSL9 9JG: not on the flood risk listSL9 9JH: not on the flood risk listSL9 9JJ: not on the flood risk listSL9 9JQ: not on the flood risk listSL9 9JR: not on the flood risk listSL9 9JS: not on the flood risk listSL9 9JU: not on the flood risk listSL9 9JY: not on the flood risk listSL9 9JZ: not on the flood risk listSL9 9LB: not on the flood risk listSL9 9LD: not on the flood risk listSL9 9LE: not on the flood risk listSL9 9LF: not on the flood risk listSL9 9LG: not on the flood risk listSL9 9LH: not on the flood risk listSL9 9LJ: not on the flood risk listSL9 9LL: not on the flood risk listSL9 9LN: not on the flood risk listSL9 9LQ: not on the flood risk listSL9 9LR: not on the flood risk listSL9 9LS: not on the flood risk listSL9 9LT: not on the flood risk listSL9 9LU: not on the flood risk listSL9 9LW: not on the flood risk listSL9 9LX: not on the flood risk listSL9 9LY: not on the flood risk listSL9 9LZ: not on the flood risk listSL9 9NA: not on the flood risk listSL9 9NB: not on the flood risk listSL9 9ND: not on the flood risk listSL9 9NE: not on the flood risk listSL9 9NF: not on the flood risk listSL9 9NJ: not on the flood risk listSL9 9NL: not on the flood risk listSL9 9NN: not on the flood risk listSL9 9NP: not on the flood risk listSL9 9NR: not on the flood risk listSL9 9NS: not on the flood risk listSL9 9NT: not on the flood risk listSL9 9NU: not on the flood risk listSL9 9NW: not on the flood risk listSL9 9NX: not on the flood risk listSL9 9NY: not on the flood risk listSL9 9NZ: not on the flood risk listSL9 9PA: not on the flood risk listSL9 9PB: not on the flood risk listSL9 9PD: not on the flood risk listSL9 9PE: not on the flood risk listSL9 9PF: not on the flood risk listSL9 9PG: not on the flood risk listSL9 9PH: not on the flood risk listSL9 9PJ: not on the flood risk listSL9 9PL: not on the flood risk listSL9 9PN: not on the flood risk listSL9 9PP: not on the flood risk listSL9 9PQ: not on the flood risk listSL9 9PR: not on the flood risk listSL9 9PW: not on the flood risk listSL9 9QP: not on the flood risk listSL9 9QR: not on the flood risk listSL9 9QS: not on the flood risk listSL9 9QT: not on the flood risk listSL9 9QU: not on the flood risk listSL9 9RE: not on the flood risk listSL9 9RF: not on the flood risk listSL9 9RL: not on the flood risk listSL9 9RN: not on the flood risk listSL9 9RP: not on the flood risk listSL9 9RR: not on the flood risk listSL9 9RU: not on the flood risk listSL9 9RY: not on the flood risk listSL9 9RZ: not on the flood risk listSL9 9SA: not on the flood risk listSL9 9SB: not on the flood risk listSL9 9SD: not on the flood risk listSL9 9SE: not on the flood risk listSL9 9SF: not on the flood risk listSL9 9SG: not on the flood risk listSL9 9SH: not on the flood risk listSL9 9SJ: not on the flood risk listSL9 9SL: not on the flood risk listSL9 9SN: not on the flood risk listSL9 9SP: not on the flood risk listSL9 9SQ: not on the flood risk listSL9 9SR: not on the flood risk listSL9 9SS: not on the flood risk listSL9 9SW: not on the flood risk listSL9 9SX: not on the flood risk listSL9 9SY: not on the flood risk listSL9 9TB: not on the flood risk listSL9 9TD: not on the flood risk listSL9 9TF: not on the flood risk listSL9 9TG: not on the flood risk listSL9 9TH: not on the flood risk listSL9 9TJ: not on the flood risk listSL9 9TL: not on the flood risk listSL9 9TQ: not on the flood risk listSL9 9TR: not on the flood risk listSL9 9TS: not on the flood risk listSL9 9TT: not on the flood risk listSL9 9TU: not on the flood risk listSL9 9TX: not on the flood risk listSL9 9TY: not on the flood risk listSL9 9TZ: not on the flood risk listSL9 9UA: not on the flood risk listSL9 9UB: not on the flood risk listSL9 9UD: not on the flood risk listSL9 9UP: not on the flood risk listSL9 0PA: low flood risk at worstSL9 0QA: low flood risk at worstSL9 9AL: low flood risk at worstSL9 9AP: low flood risk at worstSL9 9AR: low flood risk at worstSL9 9AS: low flood risk at worstSL9 9EQ: low flood risk at worstSL9 9FG: low flood risk at worstSL9 9JT: low flood risk at worstSL9 9QA: low flood risk at worstSL9 9QH: low flood risk at worstSL9 9QJ: low flood risk at worstSL9 9QL: low flood risk at worstSL9 9QQ: low flood risk at worstSL9 9RA: low flood risk at worstSL9 9RJ: low flood risk at worstSL9 9RS: low flood risk at worstSL9 9TA: low flood risk at worstSL9 9TW: low flood risk at worstSL9 9UE: low flood risk at worstSL9 9YZ: low flood risk at worstSL9 9AW: medium flood risk at worstSL9 9QE: medium flood risk at worstSL9 9TP: medium flood risk at worstSL9 9UL: medium flood risk at worstSL9 9QX: high flood risk Chalfont St Peter Map of every postcode in Chalfont St Peter, by flood risk Of the 520 postcodes in Chalfont St Peter that ONS places, 1 have a home or business at high risk, 4 are at medium risk at worst, 21 are at low risk at worst and 494 are not on the Environment Agency's at-risk list. Places named: Chalfont St Peter. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. Chalfont St Peter
  • A home or business at high risk: 1
  • At medium risk at worst: 4
  • At low risk at worst: 21
  • At very low risk only: 0
  • Not on the at-risk list: 494

Of the 520 postcodes in Chalfont St Peter that ONS places, 1 have a home or business at high risk, 4 are at medium risk at worst, 21 are at low risk at worst and 494 are not on the Environment Agency's at-risk list.

Each mark is a postcode's centre point as ONS gives it, not a building. Press one to see its postcode and open its page. No boundary is drawn. Where marks overlap, the one first in the key is drawn; the counts include every postcode.

The middle of its postcodes: latitude 51.6077, longitude -0.5568. Open this area on OpenStreetMap

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026, the centre point of each postcode; flood risk: Environment Agency, published 6 July 2026; roads, rivers and built-up areas: Contains OS data © Crown copyright and database right 2026. Drawn by us. Street map: Ordnance Survey, OS Open Zoomstack, Open Government Licence v3.0, drawn with MapLibre. How we use them

The postcodes at high risk

Beside each: how many of its homes and businesses the Environment Agency puts at that risk.

SL9 9QX3 at high risk

What is it like to live in Chalfont St Peter?

Homes sold for a typical £810,000 in the 12 months to August 2026, up 10.2% on the 12 months before. At 431 of the 518 postcodes Ofcom reports on, every home and business can get gigabit broadband. The Environment Agency counts 23 homes and businesses at high or medium risk of flooding from rivers or the sea, at 26 of its 520 postcodes. It has at least 6 primary schools, 1 secondary school and 2 all-through schools at its postcodes. 3 GP practices are at its postcodes. The nearest railway station is Gerrards Cross, 2.1 km from the middle of its postcodes in a straight line.

We don't rate places; here are the figures so you can judge.

Source: HM Land Registry, Ofcom, the Environment Agency, the Department for Education, NHS England and the Department for Transport, as each section of this page says. See all our data sources

What do homes cost in Chalfont St Peter?

Homes in Chalfont St Peter sold for a typical £810,000 in the 12 months to August 2026, across 151 sales, up 10.2% on the 12 months before, HM Land Registry's figures show.

£810,000 typical price, the 12 months to August 2026
£735,000 12 months to August 2025
▲ up 10.2% on the 12 months before
  • Detached £928,100 84 sales
  • Semi-detached £726,900 24 sales
  • Terraced £551,250 16 sales
  • Flat or maisonette £385,000 27 sales

Each bar is that kind's typical price, against the most expensive kind here.

Across the whole SL9 district, Chalfont St Peter's main postcode district: a typical £834,650.

Sales at the postcodes ONS places in Chalfont St Peter: standard sales of homes at market value. A typical price is the median, the middle sale. Sales take weeks to be registered, so the last month or two are incomplete. Each postcode page gives the figure for its own postcode sector.

Source: HM Land Registry Price Paid Data, files dated 28 September 2026. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. How we use it

Are new homes being built in Chalfont St Peter?

13 of the 520 postcodes now in use in Chalfont St Peter came into use in January 2020 or later, ONS says. In the 12 months to August 2025, 15 of the 189 homes sold in Chalfont St Peter were newly built (8%), HM Land Registry's records show; across the SL9 district, 10%.

The newest postcodes

SL9 9FXsince January 2026SL9 9FWsince July 2024SL9 0FXsince November 2022SL9 9RFsince June 2021SL9 0FLsince October 2020SL9 0FNsince October 2020

A new postcode is often a new street or estate, but Royal Mail also makes new postcodes when it reorganises old ones, so not every one means new homes. Only postcodes still in use are counted.

New homes among the homes sold

PeriodIn Chalfont St PeterAcross the SL9 district
The 12 months to August 2026 5 of 151 (3%) 6 of 222 (3%)
The 12 months to August 2025 15 of 189 (8%) 30 of 314 (10%)

Standard sales of homes at market value that HM Land Registry marks as newly built. New homes take longer to be registered than other sales, so the latest 12 months count fewer of them than were sold. A share is given from 5 sales or more.

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026; HM Land Registry Price Paid Data, files dated 28 September 2026. Contains HM Land Registry data © Crown copyright and database right 2021, Open Government Licence v3.0. How we use it

What broadband can you get in Chalfont St Peter?

Ofcom reports on 518 of the 520 postcodes in Chalfont St Peter. At 431 of them every home and business can get gigabit broadband.

Postcodes where every home can get gigabit431 of 518
Postcodes where every home can get superfast507 of 518

Ofcom gives each postcode's share of homes and businesses, not how many there are, so these count postcodes. Each postcode page has its own figures. A provider's checker answers for one address.

Check one address on Ofcom's checker

Source: Ofcom, Connected Nations, Spring 2026, data for January 2026, Open Government Licence v3.0. How we use it

Is Chalfont St Peter at risk of flooding?

26 of the 520 postcodes in Chalfont St Peter have a home or business in an area at risk of flooding from rivers or the sea, the Environment Agency says. At those, it puts 23 homes and businesses in an area at high or medium risk.

Homes and businesses in an area at risk, at 26 of 520 postcodes High: 3Medium: 20Low: 256

High: 3.3% or more a year (1 in 30). Medium: 1% to 3.3% a year. Low: 0.1% to 1% a year. Very low: under 0.1% a year (1 in 1,000). Each band is the chance of flooding in any one year.

Homes and businesses in an area at risk of flooding from rivers or the sea, as the Environment Agency counts them, added up over the postcodes. It is for the land, not each building, and leaves out surface water, groundwater and sewers. Each postcode page has its own figures and its flood warning areas.

Source: Environment Agency, Risk of Flooding from Rivers and Sea (postcodes in areas at risk), published 6 July 2026, Open Government Licence v3.0. How we use it

Which schools are in Chalfont St Peter?

The open schools at the postcodes in Chalfont St Peter (the first 8 primaries by distance from its middle). A school for ages 4 to 18 is listed under both. Distances are straight lines from the middle of its postcodes. Distance is not a catchment: each council sets its own admission rules.

Primary

Secondary

Find and compare schools in England, on GOV.UK

Source: Department for Education, Get Information about Schools, read 17 October 2026, Open Government Licence v3.0. Each school opens its own record there. How we use it

How far is the station from Chalfont St Peter?

The nearest railway station to the centre point of the postcodes in Chalfont St Peter is Gerrards Cross Rail Station, 2.1 km away in a straight line.

  • Gerrards Cross Rail Station Railway station 2.1 kmCycle
  • Seer Green Rail Station Railway station 3.5 kmCycle
  • Denham Golf Club Rail Station Railway station 4.0 kmCycle

Straight-line distances from the centre point, not routes. Walk: under 1.2 km. Cycle: 1.2 to 5 km. Drive: further.

Straight-line distances from the middle of the postcodes, not routes. Each postcode page lists its own nearest stations and bus stops. The Department for Transport's register does not say how often services run.

Source: Department for Transport, NaPTAN, read 17 October 2026, Open Government Licence v3.0. How we use it

Which GP surgeries are in Chalfont St Peter?

The GP practices at the postcodes in Chalfont St Peter. Each practice sets the area it takes patients from, so check with it before registering.

Find a GP on the NHS website

Source: NHS England, Organisation Data Service (GP practices), read 17 October 2026, Open Government Licence v3.0. How we use it

Is Chalfont St Peter safe? Crime recorded around it

Police.uk records 554 crimes and reports of anti-social behaviour within a mile of the middle of the postcodes in Chalfont St Peter over the 12 months from September 2025 to August 2026. August 2026 is the latest month it has published. These are counts, not a rate: we hold no count of the people who live, work or pass through, so we do not say whether a place is safe.

Each month, September 2025 to August 2026

  1. 48 September 2025
  2. 41 October 2025
  3. 49 November 2025
  4. 55 December 2025
  5. 32 January 2026
  6. 53 February 2026
  7. 44 March 2026
  8. 32 April 2026
  9. 59 May 2026
  10. 50 June 2026
  11. 52 July 2026
  12. 39 August 2026

By kind, over the 12 months

Violence and sexual offences192 reports
Anti-social behaviour70 reports
Vehicle crime57 reports
Criminal damage and arson49 reports
Public order46 reports
Other theft42 reports
Burglary33 reports
Shoplifting21 reports

Also: other crime 13, robbery 11, drugs 7, bicycle theft 6, possession of weapons 5, theft from the person 2.

Police.uk says its locations "always represent the approximate location of a crime". Each crime is moved to the nearest of a fixed list of map points, each over a street centre, a public place or a commercial premises, chosen so that every point covers at least eight addresses or none. A mile is a wide circle: in a town it takes in the centre and its shops, where much crime is recorded.

Crime around one postcode

Source: Police.uk (data.police.uk), data to August 2026, from its download of 30 September 2026, Open Government Licence v3.0. How we use it

Who runs Chalfont St Peter?

Council
Buckinghamshire
Parliamentary constituency
Chesham and Amersham
Police force area
Thames Valley
Region
South East
Country
England
MP
Sarah Green (Liberal Democrat)

All 520 postcodes here share these. Wards differ: check a postcode for yours. What council am I in?

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026. The MP: UK Parliament. See all our data sources

Moving to Chalfont St Peter

Who to tell and what to sort out in your first week.

Who to tell when moving house: the full list Moving house checklist

Chalfont St Peter postcodes

520 postcodes in use in Chalfont St Peter, by district:

SL9 postcode district,520 postcodes

That district is in the SL postcode area.

Check a Chalfont St Peter postcode

Enter a full postcode to see its ward, its flood risk, house prices in its sector and its nearest schools.

Do not know the postcode? What is my postcode?

Places near Chalfont St Peter

With the typical price of a home in each, to set beside Chalfont St Peter's £810,000. Distances are straight lines between the middles of each place's postcodes.

Chalfont St Giles2.8 km, £697,250Gerrards Cross2.8 km, £995,000Maple Cross3.4 km, £440,000Seer Green3.4 km, £975,000Chorleywood6.0 km, £925,000Beaconsfield6.4 km, £865,000Little Chalfont6.7 km, £745,000Stoke Poges6.9 km, £640,000 All places A to Z

Questions about Chalfont St Peter

What is it like to live in Chalfont St Peter?
Homes sold for a typical £810,000 in the 12 months to August 2026, up 10.2% on the 12 months before. At 431 of the 518 postcodes Ofcom reports on, every home and business can get gigabit broadband. The Environment Agency counts 23 homes and businesses at high or medium risk of flooding from rivers or the sea, at 26 of its 520 postcodes. It has at least 6 primary schools, 1 secondary school and 2 all-through schools at its postcodes. 3 GP practices are at its postcodes. The nearest railway station is Gerrards Cross, 2.1 km from the middle of its postcodes in a straight line. We don't rate places; here are the figures so you can judge. Source: HM Land Registry, Ofcom, the Environment Agency, the Department for Education, NHS England and the Department for Transport, as each section of this page says.
What is the postcode for Chalfont St Peter?
Chalfont St Peter is covered by postcode district SL9, across 520 postcodes in use. Source: ONS Postcode Directory.
Which council is Chalfont St Peter in?
Chalfont St Peter is in the Buckinghamshire council area. Source: ONS Postcode Directory.
Who is the MP for Chalfont St Peter?
Chalfont St Peter is in the Chesham and Amersham parliamentary constituency. Its MP is Sarah Green (Liberal Democrat), as UK Parliament listed them on 14 October 2026. Constituency: ONS Postcode Directory.
How much are houses in Chalfont St Peter?
Homes in Chalfont St Peter sold for a typical £810,000 in the 12 months to August 2026, across 151 sales, up 10.2% on the 12 months before. Source: HM Land Registry Price Paid Data, files dated 28 September 2026.
What schools are in Chalfont St Peter?
In Chalfont St Peter, primary schools at its postcodes include Chalfont St Peter CofE Academy, Chalfont St Peter Infant School and Robertswood School; secondary schools at its postcodes include The Chalfonts Community College, Thorpe House School and St Mary's School. Source: Department for Education, Get Information about Schools, read 17 October 2026.
Does Chalfont St Peter have a railway station?
The nearest railway station to the centre point of the postcodes in Chalfont St Peter is Gerrards Cross, 2.1 km away in a straight line. Source: Department for Transport, NaPTAN, read 17 October 2026.
What broadband can you get in Chalfont St Peter?
Ofcom reports on 518 of the 520 postcodes in Chalfont St Peter. At 431 of them every home and business can get gigabit broadband. Source: Ofcom, Connected Nations, Spring 2026.
Is Chalfont St Peter at risk of flooding?
26 of the 520 postcodes in Chalfont St Peter have a home or business in an area at risk of flooding from rivers or the sea, the Environment Agency says. At those, it puts 23 homes and businesses in an area at high or medium risk. This is long-term risk for the land, and leaves out surface water. Source: Environment Agency.
Are new homes being built in Chalfont St Peter?
13 of the 520 postcodes now in use in Chalfont St Peter came into use in January 2020 or later, ONS says. In the 12 months to August 2025, 15 of the 189 homes sold in Chalfont St Peter were newly built (8%), HM Land Registry's records show; across the SL9 district, 10%. Source: ONS Postcode Directory and HM Land Registry Price Paid Data.

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