HP10 9 postcode sector in the HP10 district

HP10 9 is a sector of the HP10 district: every postcode that starts HP10 9. It has 239 postcodes in use, 4 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 HP10 9 sector, by flood risk

Map of every postcode in the HP10 9 sector, by flood risk Of the 239 postcodes in the HP10 9 sector that ONS places, 1 have a home or business at high risk, 15 are at low risk at worst and 223 are not on the Environment Agency's at-risk list. 2 postcodes lie beyond the edge and are listed under the map. Places named: Flackwell Heath and Wooburn Green. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. M40 HP10 9AA: not on the flood risk listHP10 9AB: not on the flood risk listHP10 9AD: not on the flood risk listHP10 9AE: not on the flood risk listHP10 9AG: not on the flood risk listHP10 9AH: not on the flood risk listHP10 9AJ: not on the flood risk listHP10 9AL: not on the flood risk listHP10 9AN: not on the flood risk listHP10 9AP: not on the flood risk listHP10 9AQ: not on the flood risk listHP10 9AR: not on the flood risk listHP10 9AS: not on the flood risk listHP10 9AT: not on the flood risk listHP10 9AU: not on the flood risk listHP10 9AW: not on the flood risk listHP10 9AX: not on the flood risk listHP10 9AY: not on the flood risk listHP10 9AZ: not on the flood risk listHP10 9BB: not on the flood risk listHP10 9BD: not on the flood risk listHP10 9BE: not on the flood risk listHP10 9BG: not on the flood risk listHP10 9BH: not on the flood risk listHP10 9BL: not on the flood risk listHP10 9BN: not on the flood risk listHP10 9BP: not on the flood risk listHP10 9BS: not on the flood risk listHP10 9BT: not on the flood risk listHP10 9BU: not on the flood risk listHP10 9BW: not on the flood risk listHP10 9BX: not on the flood risk listHP10 9BY: not on the flood risk listHP10 9DA: not on the flood risk listHP10 9DD: not on the flood risk listHP10 9DE: not on the flood risk listHP10 9DF: not on the flood risk listHP10 9DH: not on the flood risk listHP10 9DJ: not on the flood risk listHP10 9DL: not on the flood risk listHP10 9DN: not on the flood risk listHP10 9DP: not on the flood risk listHP10 9DT: not on the flood risk listHP10 9DU: not on the flood risk listHP10 9DW: not on the flood risk listHP10 9DX: not on the flood risk listHP10 9DY: not on the flood risk listHP10 9DZ: not on the flood risk listHP10 9EA: not on the flood risk listHP10 9EB: not on the flood risk listHP10 9ED: not on the flood risk listHP10 9EE: not on the flood risk listHP10 9EF: not on the flood risk listHP10 9EG: not on the flood risk listHP10 9EH: not on the flood risk listHP10 9EJ: not on the flood risk listHP10 9EL: not on the flood risk listHP10 9EN: not on the flood risk listHP10 9EP: not on the flood risk listHP10 9EQ: not on the flood risk listHP10 9ER: not on the flood risk listHP10 9ES: not on the flood risk listHP10 9EU: not on the flood risk listHP10 9EW: not on the flood risk listHP10 9EX: not on the flood risk listHP10 9EY: not on the flood risk listHP10 9EZ: not on the flood risk listHP10 9FA: not on the flood risk listHP10 9FE: not on the flood risk listHP10 9FF: not on the flood risk listHP10 9FG: not on the flood risk listHP10 9FN: not on the flood risk listHP10 9FQ: not on the flood risk listHP10 9FT: not on the flood risk listHP10 9FU: not on the flood risk listHP10 9FW: not on the flood risk listHP10 9FX: not on the flood risk listHP10 9FY: not on the flood risk listHP10 9FZ: not on the flood risk listHP10 9GA: not on the flood risk listHP10 9GB: not on the flood risk listHP10 9GD: not on the flood risk listHP10 9GF: not on the flood risk listHP10 9GG: not on the flood risk listHP10 9GH: not on the flood risk listHP10 9GJ: not on the flood risk listHP10 9GL: not on the flood risk listHP10 9GN: not on the flood risk listHP10 9HA: not on the flood risk listHP10 9HB: not on the flood risk listHP10 9HE: not on the flood risk listHP10 9HG: not on the flood risk listHP10 9HJ: not on the flood risk listHP10 9HP: not on the flood risk listHP10 9HR: not on the flood risk listHP10 9HS: not on the flood risk listHP10 9HT: not on the flood risk listHP10 9JA: not on the flood risk listHP10 9JB: not on the flood risk listHP10 9JD: not on the flood risk listHP10 9JH: not on the flood risk listHP10 9JJ: not on the flood risk listHP10 9JL: not on the flood risk listHP10 9JN: not on the flood risk listHP10 9JQ: not on the flood risk listHP10 9JU: not on the flood risk listHP10 9JW: not on the flood risk listHP10 9JX: not on the flood risk listHP10 9JY: not on the flood risk listHP10 9JZ: not on the flood risk listHP10 9LA: not on the flood risk listHP10 9LB: not on the flood risk listHP10 9LD: not on the flood risk listHP10 9LE: not on the flood risk listHP10 9LF: not on the flood risk listHP10 9LG: not on the flood risk listHP10 9LH: not on the flood risk listHP10 9LJ: not on the flood risk listHP10 9LL: not on the flood risk listHP10 9LN: not on the flood risk listHP10 9LQ: not on the flood risk listHP10 9LR: not on the flood risk listHP10 9LS: not on the flood risk listHP10 9LT: not on the flood risk listHP10 9LU: not on the flood risk listHP10 9LW: not on the flood risk listHP10 9LX: not on the flood risk listHP10 9LY: not on the flood risk listHP10 9LZ: not on the flood risk listHP10 9NA: not on the flood risk listHP10 9NB: not on the flood risk listHP10 9ND: not on the flood risk listHP10 9NE: not on the flood risk listHP10 9NF: not on the flood risk listHP10 9NG: not on the flood risk listHP10 9NH: not on the flood risk listHP10 9NN: not on the flood risk listHP10 9NQ: not on the flood risk listHP10 9NR: not on the flood risk listHP10 9NS: not on the flood risk listHP10 9NT: not on the flood risk listHP10 9NU: not on the flood risk listHP10 9NW: not on the flood risk listHP10 9NY: not on the flood risk listHP10 9PA: not on the flood risk listHP10 9PD: not on the flood risk listHP10 9PE: not on the flood risk listHP10 9PF: not on the flood risk listHP10 9PG: not on the flood risk listHP10 9PH: not on the flood risk listHP10 9PJ: not on the flood risk listHP10 9PL: not on the flood risk listHP10 9PN: not on the flood risk listHP10 9PP: not on the flood risk listHP10 9PQ: not on the flood risk listHP10 9PR: not on the flood risk listHP10 9PS: not on the flood risk listHP10 9PT: not on the flood risk listHP10 9PU: not on the flood risk listHP10 9PX: not on the flood risk listHP10 9PZ: not on the flood risk listHP10 9QA: not on the flood risk listHP10 9QE: not on the flood risk listHP10 9QH: not on the flood risk listHP10 9QJ: not on the flood risk listHP10 9QL: not on the flood risk listHP10 9QP: not on the flood risk listHP10 9QQ: not on the flood risk listHP10 9QR: not on the flood risk listHP10 9QS: not on the flood risk listHP10 9QW: not on the flood risk listHP10 9RA: not on the flood risk listHP10 9RB: not on the flood risk listHP10 9RF: not on the flood risk listHP10 9RG: not on the flood risk listHP10 9RH: not on the flood risk listHP10 9RJ: not on the flood risk listHP10 9RL: not on the flood risk listHP10 9RN: not on the flood risk listHP10 9RP: not on the flood risk listHP10 9RR: not on the flood risk listHP10 9RS: not on the flood risk listHP10 9RT: not on the flood risk listHP10 9RW: not on the flood risk listHP10 9RX: not on the flood risk listHP10 9RY: not on the flood risk listHP10 9RZ: not on the flood risk listHP10 9SD: not on the flood risk listHP10 9SL: not on the flood risk listHP10 9SN: not on the flood risk listHP10 9SP: not on the flood risk listHP10 9SU: not on the flood risk listHP10 9SW: not on the flood risk listHP10 9SX: not on the flood risk listHP10 9SY: not on the flood risk listHP10 9SZ: not on the flood risk listHP10 9TA: not on the flood risk listHP10 9TB: not on the flood risk listHP10 9TF: not on the flood risk listHP10 9TH: not on the flood risk listHP10 9TJ: not on the flood risk listHP10 9TL: not on the flood risk listHP10 9TN: not on the flood risk listHP10 9TP: not on the flood risk listHP10 9TQ: not on the flood risk listHP10 9TR: not on the flood risk listHP10 9TS: not on the flood risk listHP10 9TT: not on the flood risk listHP10 9TU: not on the flood risk listHP10 9TW: not on the flood risk listHP10 9TY: not on the flood risk listHP10 9UD: not on the flood risk listHP10 9UJ: not on the flood risk listHP10 9UL: not on the flood risk listHP10 9UN: not on the flood risk listHP10 9UT: not on the flood risk listHP10 9XE: not on the flood risk listHP10 9YH: not on the flood risk listHP10 9YL: not on the flood risk listHP10 9YU: not on the flood risk listHP10 9GE: low flood risk at worstHP10 9QY: low flood risk at worstHP10 9TD: low flood risk at worstHP10 9TX: low flood risk at worstHP10 9TZ: low flood risk at worstHP10 9UB: low flood risk at worstHP10 9UP: low flood risk at worstHP10 9UR: low flood risk at worstHP10 9UU: low flood risk at worstHP10 9UW: low flood risk at worstHP10 9UX: low flood risk at worstHP10 9UY: low flood risk at worstHP10 9XA: low flood risk at worstHP10 9XD: low flood risk at worstHP10 9XF: low flood risk at worstHP10 9QN: high flood risk Flackwell Heath and Wooburn Green Map of every postcode in the HP10 9 sector, by flood risk Of the 239 postcodes in the HP10 9 sector that ONS places, 1 have a home or business at high risk, 15 are at low risk at worst and 223 are not on the Environment Agency's at-risk list. 2 postcodes lie beyond the edge and are listed under the map. Places named: Flackwell Heath & The Wooburns, Penn, Tylers Green & Loudwater. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. Flackwell Heath & The WooburnsPenn, Tylers Green & Loudwater
  • A home or business at high risk: 1
  • At medium risk at worst: 0
  • At low risk at worst: 15
  • At very low risk only: 0
  • Not on the at-risk list: 223

Of the 239 postcodes in the HP10 9 sector that ONS places, 1 have a home or business at high risk, 15 are at low risk at worst and 223 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. Names in italics are council wards: we hold no town or village names here.

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.

HP10 9QN2 at high risk

2 further out, not drawn

These postcodes lie well apart from the rest, so the map is drawn without them to show the rest closer; they are in every count.

HP10 9QDHP10 9QF

What do homes sell for in HP10 9?

Homes in HP10 9 sold for a typical £546,100 in the 12 months to August 2026, across 104 sales, up 1.1% on the 12 months before, HM Land Registry's figures show.

£546,100 typical price, the 12 months to August 2026
£540,000 12 months to August 2025
▲ up 1.1% on the 12 months before
  • Detached £656,250 42 sales
  • Semi-detached £610,000 23 sales
  • Terraced £430,000 22 sales
  • Flat or maisonette £243,000 17 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 HP10 9. 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 HP10 9

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.

HP10 9AAHP10 9ABHP10 9ADHP10 9AEHP10 9AGHP10 9AHHP10 9AJHP10 9ALHP10 9ANHP10 9APHP10 9AQHP10 9ARHP10 9ASHP10 9ATHP10 9AUHP10 9AWHP10 9AXHP10 9AYHP10 9AZHP10 9BBHP10 9BDHP10 9BEHP10 9BGHP10 9BHHP10 9BLHP10 9BNHP10 9BPHP10 9BSHP10 9BTHP10 9BUHP10 9BWHP10 9BXHP10 9BYHP10 9DAHP10 9DDHP10 9DEHP10 9DFHP10 9DHHP10 9DJHP10 9DLHP10 9DNHP10 9DPHP10 9DTHP10 9DUHP10 9DWHP10 9DXHP10 9DYHP10 9DZHP10 9EAHP10 9EBHP10 9EDHP10 9EEHP10 9EFHP10 9EGHP10 9EHHP10 9EJHP10 9ELHP10 9ENHP10 9EPHP10 9EQHP10 9ERHP10 9ESHP10 9EUHP10 9EWHP10 9EXHP10 9EYHP10 9EZHP10 9FAHP10 9FEHP10 9FFHP10 9FGHP10 9FNHP10 9FQHP10 9FTHP10 9FUHP10 9FWHP10 9FXHP10 9FYHP10 9FZHP10 9GAHP10 9GBHP10 9GDHP10 9GEHP10 9GFHP10 9GGHP10 9GHHP10 9GJHP10 9GLHP10 9GNHP10 9HAHP10 9HBHP10 9HEHP10 9HGHP10 9HJHP10 9HPHP10 9HRHP10 9HSHP10 9HTHP10 9JAHP10 9JBHP10 9JDHP10 9JHHP10 9JJHP10 9JLHP10 9JNHP10 9JQHP10 9JUHP10 9JWHP10 9JXHP10 9JYHP10 9JZHP10 9LAHP10 9LBHP10 9LDHP10 9LEHP10 9LFHP10 9LGHP10 9LHHP10 9LJHP10 9LLHP10 9LNHP10 9LQHP10 9LRHP10 9LSHP10 9LTHP10 9LUHP10 9LWHP10 9LXHP10 9LYHP10 9LZHP10 9NAHP10 9NBHP10 9NDHP10 9NEHP10 9NFHP10 9NGHP10 9NHHP10 9NNHP10 9NQHP10 9NRHP10 9NSHP10 9NTHP10 9NUHP10 9NWHP10 9NXHP10 9NYHP10 9PAHP10 9PDHP10 9PEHP10 9PFHP10 9PGHP10 9PHHP10 9PJHP10 9PLHP10 9PNHP10 9PPHP10 9PQHP10 9PRHP10 9PSHP10 9PTHP10 9PUHP10 9PXHP10 9PZHP10 9QAHP10 9QDHP10 9QEHP10 9QFHP10 9QHHP10 9QJHP10 9QLHP10 9QNHP10 9QPHP10 9QQHP10 9QRHP10 9QSHP10 9QWHP10 9QYHP10 9RAHP10 9RBHP10 9RFHP10 9RGHP10 9RHHP10 9RJHP10 9RLHP10 9RNHP10 9RPHP10 9RRHP10 9RSHP10 9RTHP10 9RWHP10 9RXHP10 9RYHP10 9RZHP10 9SDHP10 9SLHP10 9SNHP10 9SPHP10 9SUHP10 9SWHP10 9SXHP10 9SYHP10 9SZHP10 9TAHP10 9TBHP10 9TDHP10 9TFHP10 9THHP10 9TJHP10 9TLHP10 9TNHP10 9TPHP10 9TQHP10 9TRHP10 9TSHP10 9TTHP10 9TUHP10 9TWHP10 9TXHP10 9TYHP10 9TZHP10 9UBHP10 9UDHP10 9UJHP10 9ULHP10 9UNHP10 9UPHP10 9URHP10 9UTHP10 9UUHP10 9UWHP10 9UXHP10 9UYHP10 9XAHP10 9XDHP10 9XEHP10 9XFHP10 9YHHP10 9YLHP10 9YU

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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