RH1 3 postcode sector in the RH1 district

RH1 3 is a sector of the RH1 district: every postcode that starts RH1 3. It has 183 postcodes in use, 3 of them large-user postcodes. A large-user postcode is one Royal Mail gives to a single address that gets a lot of mail.

Not sure what a sector is? UK postcode format explained.

Every postcode in the RH1 3 sector, by flood risk

Map of every postcode in the RH1 3 sector, by flood risk Of the 183 postcodes in the RH1 3 sector that ONS places, 3 have a home or business at high risk, 2 are at medium risk at worst, 1 are at low risk at worst and 177 are not on the Environment Agency's at-risk list. Places named: South Merstham. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. M23M25A23 RH1 3AA: not on the flood risk listRH1 3AB: not on the flood risk listRH1 3AD: not on the flood risk listRH1 3AE: not on the flood risk listRH1 3AF: not on the flood risk listRH1 3AG: not on the flood risk listRH1 3AH: not on the flood risk listRH1 3AJ: not on the flood risk listRH1 3AL: not on the flood risk listRH1 3AN: not on the flood risk listRH1 3AP: not on the flood risk listRH1 3AR: not on the flood risk listRH1 3AS: not on the flood risk listRH1 3AU: not on the flood risk listRH1 3AW: not on the flood risk listRH1 3AX: not on the flood risk listRH1 3AY: not on the flood risk listRH1 3AZ: not on the flood risk listRH1 3BA: not on the flood risk listRH1 3BB: not on the flood risk listRH1 3BD: not on the flood risk listRH1 3BE: not on the flood risk listRH1 3BF: not on the flood risk listRH1 3BG: not on the flood risk listRH1 3BH: not on the flood risk listRH1 3BJ: not on the flood risk listRH1 3BL: not on the flood risk listRH1 3BN: not on the flood risk listRH1 3BS: not on the flood risk listRH1 3BT: not on the flood risk listRH1 3BU: not on the flood risk listRH1 3BW: not on the flood risk listRH1 3BX: not on the flood risk listRH1 3BY: not on the flood risk listRH1 3BZ: not on the flood risk listRH1 3DA: not on the flood risk listRH1 3DB: not on the flood risk listRH1 3DD: not on the flood risk listRH1 3DE: not on the flood risk listRH1 3DF: not on the flood risk listRH1 3DG: not on the flood risk listRH1 3DH: not on the flood risk listRH1 3DJ: not on the flood risk listRH1 3DL: not on the flood risk listRH1 3DQ: not on the flood risk listRH1 3DR: not on the flood risk listRH1 3DS: not on the flood risk listRH1 3DT: not on the flood risk listRH1 3DU: not on the flood risk listRH1 3DW: not on the flood risk listRH1 3DX: not on the flood risk listRH1 3DY: not on the flood risk listRH1 3DZ: not on the flood risk listRH1 3EA: not on the flood risk listRH1 3EB: not on the flood risk listRH1 3ED: not on the flood risk listRH1 3EE: not on the flood risk listRH1 3EF: not on the flood risk listRH1 3EG: not on the flood risk listRH1 3EH: not on the flood risk listRH1 3EL: not on the flood risk listRH1 3EN: not on the flood risk listRH1 3EP: not on the flood risk listRH1 3ER: not on the flood risk listRH1 3ES: not on the flood risk listRH1 3ET: not on the flood risk listRH1 3EU: not on the flood risk listRH1 3EW: not on the flood risk listRH1 3EX: not on the flood risk listRH1 3EY: not on the flood risk listRH1 3EZ: not on the flood risk listRH1 3FQ: not on the flood risk listRH1 3FR: not on the flood risk listRH1 3FS: not on the flood risk listRH1 3FU: not on the flood risk listRH1 3FW: not on the flood risk listRH1 3FY: not on the flood risk listRH1 3FZ: not on the flood risk listRH1 3GA: not on the flood risk listRH1 3GB: not on the flood risk listRH1 3GD: not on the flood risk listRH1 3GE: not on the flood risk listRH1 3GF: not on the flood risk listRH1 3GH: not on the flood risk listRH1 3GJ: not on the flood risk listRH1 3HA: not on the flood risk listRH1 3HB: not on the flood risk listRH1 3HD: not on the flood risk listRH1 3HE: not on the flood risk listRH1 3HF: not on the flood risk listRH1 3HH: not on the flood risk listRH1 3HJ: not on the flood risk listRH1 3HL: not on the flood risk listRH1 3HN: not on the flood risk listRH1 3HP: not on the flood risk listRH1 3HQ: not on the flood risk listRH1 3HS: not on the flood risk listRH1 3HT: not on the flood risk listRH1 3HU: not on the flood risk listRH1 3HW: not on the flood risk listRH1 3HX: not on the flood risk listRH1 3JB: not on the flood risk listRH1 3JD: not on the flood risk listRH1 3JE: not on the flood risk listRH1 3JF: not on the flood risk listRH1 3JG: not on the flood risk listRH1 3JH: not on the flood risk listRH1 3JJ: not on the flood risk listRH1 3JL: not on the flood risk listRH1 3JN: not on the flood risk listRH1 3JP: not on the flood risk listRH1 3JQ: not on the flood risk listRH1 3JR: not on the flood risk listRH1 3JS: not on the flood risk listRH1 3JT: not on the flood risk listRH1 3JW: not on the flood risk listRH1 3JX: not on the flood risk listRH1 3LG: not on the flood risk listRH1 3LH: not on the flood risk listRH1 3LJ: not on the flood risk listRH1 3LN: not on the flood risk listRH1 3LQ: not on the flood risk listRH1 3LS: not on the flood risk listRH1 3LT: not on the flood risk listRH1 3LU: not on the flood risk listRH1 3LX: not on the flood risk listRH1 3LY: not on the flood risk listRH1 3NA: not on the flood risk listRH1 3NB: not on the flood risk listRH1 3ND: not on the flood risk listRH1 3NE: not on the flood risk listRH1 3NF: not on the flood risk listRH1 3NG: not on the flood risk listRH1 3NH: not on the flood risk listRH1 3NJ: not on the flood risk listRH1 3NL: not on the flood risk listRH1 3NN: not on the flood risk listRH1 3NQ: not on the flood risk listRH1 3NS: not on the flood risk listRH1 3NT: not on the flood risk listRH1 3NU: not on the flood risk listRH1 3NX: not on the flood risk listRH1 3NY: not on the flood risk listRH1 3PA: not on the flood risk listRH1 3PB: not on the flood risk listRH1 3PE: not on the flood risk listRH1 3PF: not on the flood risk listRH1 3PG: not on the flood risk listRH1 3PH: not on the flood risk listRH1 3PJ: not on the flood risk listRH1 3PL: not on the flood risk listRH1 3PN: not on the flood risk listRH1 3PP: not on the flood risk listRH1 3PQ: not on the flood risk listRH1 3PR: not on the flood risk listRH1 3PS: not on the flood risk listRH1 3PU: not on the flood risk listRH1 3PW: not on the flood risk listRH1 3PX: not on the flood risk listRH1 3QA: not on the flood risk listRH1 3QB: not on the flood risk listRH1 3QD: not on the flood risk listRH1 3QE: not on the flood risk listRH1 3QF: not on the flood risk listRH1 3QG: not on the flood risk listRH1 3QN: not on the flood risk listRH1 3QQ: not on the flood risk listRH1 3RA: not on the flood risk listRH1 3HG: low flood risk at worstRH1 3LP: medium flood risk at worstRH1 3LB: high flood riskRH1 3LL: high flood risk South Merstham Map of every postcode in the RH1 3 sector, by flood risk Of the 183 postcodes in the RH1 3 sector that ONS places, 3 have a home or business at high risk, 2 are at medium risk at worst, 1 are at low risk at worst and 177 are not on the Environment Agency's at-risk list. Places named: South Merstham. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. M23M25 South Merstham
  • A home or business at high risk: 3
  • At medium risk at worst: 2
  • At low risk at worst: 1
  • At very low risk only: 0
  • Not on the at-risk list: 177

Of the 183 postcodes in the RH1 3 sector that ONS places, 3 have a home or business at high risk, 2 are at medium risk at worst, 1 are at low risk at worst and 177 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.

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.

What do homes sell for in RH1 3?

Homes in RH1 3 sold for a typical £421,250 in the 12 months to August 2026, across 82 sales, down 4.8% on the 12 months before, HM Land Registry's figures show.

£421,250 typical price, the 12 months to August 2026
£442,500 12 months to August 2025
▼ down 4.8% on the 12 months before
  • Detached £635,000 11 sales
  • Semi-detached £495,000 19 sales
  • Terraced £430,000 29 sales
  • Flat or maisonette £235,000 23 sales

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

Standard sales of homes at market value at the postcodes that start RH1 3. A typical price is the median, the middle sale, given from 5 sales or more.

How we work this out: house prices by postcode

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

Postcodes in RH1 3

Pick a postcode to see its council and MP, broadband, flood risk, what homes sell for, council tax, the nearest schools and stations, and crime around it.

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026. Postcodes that have ended are not listed. See all our data sources

What council am I in? The council, borough or local authority for a postcode, and the county council where there is one. What ward am I in? The ward for a postcode, with its council, constituency and parish.

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