HP20 1 postcode sector in the HP20 district

HP20 1 is a sector of the HP20 district: every postcode that starts HP20 1. It has 245 postcodes in use, 29 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 HP20 1 sector, and which are new since 2020

Map of every postcode in the HP20 1 sector, by new since 2020 Of the 245 postcodes in the HP20 1 sector that ONS places, 6 are new since 2020 and 239 were in use before 2020. Places named: Aylesbury. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A4157 HP20 1AA: before 2020HP20 1AD: before 2020HP20 1AE: before 2020HP20 1AF: before 2020HP20 1AG: before 2020HP20 1AH: before 2020HP20 1AJ: before 2020HP20 1AL: before 2020HP20 1AN: before 2020HP20 1AP: before 2020HP20 1AQ: before 2020HP20 1AR: before 2020HP20 1AS: before 2020HP20 1AT: before 2020HP20 1AW: before 2020HP20 1AY: before 2020HP20 1AZ: before 2020HP20 1BA: before 2020HP20 1BB: before 2020HP20 1BD: before 2020HP20 1BE: before 2020HP20 1BF: before 2020HP20 1BG: before 2020HP20 1BH: before 2020HP20 1BJ: before 2020HP20 1BL: before 2020HP20 1BN: before 2020HP20 1BQ: before 2020HP20 1BS: before 2020HP20 1BT: before 2020HP20 1BU: before 2020HP20 1BX: before 2020HP20 1DA: before 2020HP20 1DB: before 2020HP20 1DG: before 2020HP20 1DH: before 2020HP20 1DL: before 2020HP20 1DN: before 2020HP20 1DP: before 2020HP20 1DQ: before 2020HP20 1DR: before 2020HP20 1DT: before 2020HP20 1DU: before 2020HP20 1DW: before 2020HP20 1DX: before 2020HP20 1DY: before 2020HP20 1DZ: before 2020HP20 1EA: before 2020HP20 1EB: before 2020HP20 1ED: before 2020HP20 1EE: before 2020HP20 1EG: before 2020HP20 1EH: before 2020HP20 1EJ: before 2020HP20 1EN: before 2020HP20 1EP: before 2020HP20 1EQ: before 2020HP20 1ER: before 2020HP20 1ES: before 2020HP20 1ET: before 2020HP20 1EW: before 2020HP20 1EX: before 2020HP20 1EZ: before 2020HP20 1FA: before 2020HP20 1FN: before 2020HP20 1FW: before 2020HP20 1FY: before 2020HP20 1FZ: before 2020HP20 1HA: before 2020HP20 1HB: before 2020HP20 1HD: before 2020HP20 1HG: before 2020HP20 1HH: before 2020HP20 1HJ: before 2020HP20 1HL: before 2020HP20 1HN: before 2020HP20 1HP: before 2020HP20 1HQ: before 2020HP20 1HR: before 2020HP20 1HS: before 2020HP20 1HT: before 2020HP20 1HW: before 2020HP20 1HX: before 2020HP20 1HY: before 2020HP20 1HZ: before 2020HP20 1JA: before 2020HP20 1JB: before 2020HP20 1JD: before 2020HP20 1JE: before 2020HP20 1JF: before 2020HP20 1JG: before 2020HP20 1JH: before 2020HP20 1JJ: before 2020HP20 1JL: before 2020HP20 1JN: before 2020HP20 1JQ: before 2020HP20 1JR: before 2020HP20 1JS: before 2020HP20 1JT: before 2020HP20 1JU: before 2020HP20 1JW: before 2020HP20 1JX: before 2020HP20 1JY: before 2020HP20 1LD: before 2020HP20 1LE: before 2020HP20 1LF: before 2020HP20 1LG: before 2020HP20 1LH: before 2020HP20 1LJ: before 2020HP20 1LL: before 2020HP20 1LN: before 2020HP20 1LP: before 2020HP20 1LQ: before 2020HP20 1LR: before 2020HP20 1LS: before 2020HP20 1LT: before 2020HP20 1LU: before 2020HP20 1LW: before 2020HP20 1LX: before 2020HP20 1LY: before 2020HP20 1LZ: before 2020HP20 1NA: before 2020HP20 1NB: before 2020HP20 1ND: before 2020HP20 1NE: before 2020HP20 1NG: before 2020HP20 1NH: before 2020HP20 1NJ: before 2020HP20 1NL: before 2020HP20 1NN: before 2020HP20 1NP: before 2020HP20 1NQ: before 2020HP20 1NR: before 2020HP20 1NS: before 2020HP20 1NT: before 2020HP20 1NU: before 2020HP20 1NW: before 2020HP20 1NX: before 2020HP20 1PA: before 2020HP20 1PB: before 2020HP20 1PD: before 2020HP20 1PE: before 2020HP20 1PH: before 2020HP20 1PJ: before 2020HP20 1PL: before 2020HP20 1PN: before 2020HP20 1PQ: before 2020HP20 1PS: before 2020HP20 1PT: before 2020HP20 1PU: before 2020HP20 1PW: before 2020HP20 1PX: before 2020HP20 1PY: before 2020HP20 1PZ: before 2020HP20 1QA: before 2020HP20 1QB: before 2020HP20 1QD: before 2020HP20 1QE: before 2020HP20 1QF: before 2020HP20 1QG: before 2020HP20 1QH: before 2020HP20 1QN: before 2020HP20 1QR: before 2020HP20 1QS: before 2020HP20 1QX: before 2020HP20 1QY: before 2020HP20 1RA: before 2020HP20 1RB: before 2020HP20 1RD: before 2020HP20 1RE: before 2020HP20 1RF: before 2020HP20 1RJ: before 2020HP20 1RP: before 2020HP20 1RQ: before 2020HP20 1RS: before 2020HP20 1RU: before 2020HP20 1RW: before 2020HP20 1RY: before 2020HP20 1SA: before 2020HP20 1SB: before 2020HP20 1SD: before 2020HP20 1SE: before 2020HP20 1SF: before 2020HP20 1SH: before 2020HP20 1SL: before 2020HP20 1SN: before 2020HP20 1SQ: before 2020HP20 1ST: before 2020HP20 1SU: before 2020HP20 1TA: before 2020HP20 1TB: before 2020HP20 1TD: before 2020HP20 1TH: before 2020HP20 1TJ: before 2020HP20 1TN: before 2020HP20 1TR: before 2020HP20 1TS: before 2020HP20 1TX: before 2020HP20 1TZ: before 2020HP20 1UA: before 2020HP20 1UG: before 2020HP20 1UL: before 2020HP20 1UR: before 2020HP20 1US: before 2020HP20 1XB: before 2020HP20 1XE: before 2020HP20 1XF: before 2020HP20 1XG: before 2020HP20 1XH: before 2020HP20 1XJ: before 2020HP20 1XL: before 2020HP20 1XN: before 2020HP20 1XP: before 2020HP20 1XQ: before 2020HP20 1XR: before 2020HP20 1XS: before 2020HP20 1XT: before 2020HP20 1XU: before 2020HP20 1XW: before 2020HP20 1XX: before 2020HP20 1XY: before 2020HP20 1XZ: before 2020HP20 1YP: before 2020HP20 1BW: new since 2020HP20 1FE: new since 2020HP20 1FF: new since 2020HP20 1GD: new since 2020HP20 1GF: new since 2020HP20 1GL: new since 2020 Aylesbury Map of every postcode in the HP20 1 sector, by new since 2020 Of the 245 postcodes in the HP20 1 sector that ONS places, 6 are new since 2020 and 239 were in use before 2020. Places named: Aylesbury. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. Aylesbury
  • New since 2020: 6
  • In use before 2020: 239

Of the 245 postcodes in the HP20 1 sector that ONS places, 6 are new since 2020 and 239 were in use before 2020.

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. New since 2020 means it came into use in January 2020 or later. 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; when each came into use: the same directory; 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 5 newest postcodes

HP20 1GLSeptember 2025HP20 1GFMarch 2024HP20 1GDDecember 2021HP20 1FEJanuary 2021HP20 1BWFebruary 2020

What do homes sell for in HP20 1?

Homes in HP20 1 sold for a typical £317,500 in the 12 months to August 2026, across 97 sales, up 9.5% on the 12 months before, HM Land Registry's figures show.

£317,500 typical price, the 12 months to August 2026
£290,000 12 months to August 2025
▲ up 9.5% on the 12 months before
  • Detached £552,000 12 sales
  • Semi-detached £420,000 29 sales
  • Terraced £305,000 35 sales
  • Flat or maisonette £203,500 21 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 HP20 1. 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 HP20 1

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.

HP20 1AAHP20 1ADHP20 1AEHP20 1AFHP20 1AGHP20 1AHHP20 1AJHP20 1ALHP20 1ANHP20 1APHP20 1AQHP20 1ARHP20 1ASHP20 1ATHP20 1AWHP20 1AYHP20 1AZHP20 1BAHP20 1BBHP20 1BDHP20 1BEHP20 1BFHP20 1BGHP20 1BHHP20 1BJHP20 1BLHP20 1BNHP20 1BQHP20 1BSHP20 1BTHP20 1BUHP20 1BWHP20 1BXHP20 1DAHP20 1DBHP20 1DGHP20 1DHHP20 1DLHP20 1DNHP20 1DPHP20 1DQHP20 1DRHP20 1DTHP20 1DUHP20 1DWHP20 1DXHP20 1DYHP20 1DZHP20 1EAHP20 1EBHP20 1EDHP20 1EEHP20 1EGHP20 1EHHP20 1EJHP20 1ENHP20 1EPHP20 1EQHP20 1ERHP20 1ESHP20 1ETHP20 1EWHP20 1EXHP20 1EZHP20 1FAHP20 1FEHP20 1FFHP20 1FNHP20 1FWHP20 1FYHP20 1FZHP20 1GDHP20 1GFHP20 1GLHP20 1HAHP20 1HBHP20 1HDHP20 1HGHP20 1HHHP20 1HJHP20 1HLHP20 1HNHP20 1HPHP20 1HQHP20 1HRHP20 1HSHP20 1HTHP20 1HWHP20 1HXHP20 1HYHP20 1HZHP20 1JAHP20 1JBHP20 1JDHP20 1JEHP20 1JFHP20 1JGHP20 1JHHP20 1JJHP20 1JLHP20 1JNHP20 1JQHP20 1JRHP20 1JSHP20 1JTHP20 1JUHP20 1JWHP20 1JXHP20 1JYHP20 1LDHP20 1LEHP20 1LFHP20 1LGHP20 1LHHP20 1LJHP20 1LLHP20 1LNHP20 1LPHP20 1LQHP20 1LRHP20 1LSHP20 1LTHP20 1LUHP20 1LWHP20 1LXHP20 1LYHP20 1LZHP20 1NAHP20 1NBHP20 1NDHP20 1NEHP20 1NGHP20 1NHHP20 1NJHP20 1NLHP20 1NNHP20 1NPHP20 1NQHP20 1NRHP20 1NSHP20 1NTHP20 1NUHP20 1NWHP20 1NXHP20 1PAHP20 1PBHP20 1PDHP20 1PEHP20 1PHHP20 1PJHP20 1PLHP20 1PNHP20 1PQHP20 1PSHP20 1PTHP20 1PUHP20 1PWHP20 1PXHP20 1PYHP20 1PZHP20 1QAHP20 1QBHP20 1QDHP20 1QEHP20 1QFHP20 1QGHP20 1QHHP20 1QNHP20 1QRHP20 1QSHP20 1QXHP20 1QYHP20 1RAHP20 1RBHP20 1RDHP20 1REHP20 1RFHP20 1RJHP20 1RPHP20 1RQHP20 1RSHP20 1RUHP20 1RWHP20 1RYHP20 1SAHP20 1SBHP20 1SDHP20 1SEHP20 1SFHP20 1SHHP20 1SJHP20 1SLHP20 1SNHP20 1SQHP20 1STHP20 1SUHP20 1TAHP20 1TBHP20 1TDHP20 1THHP20 1TJHP20 1TNHP20 1TRHP20 1TSHP20 1TWHP20 1TXHP20 1TZHP20 1UAHP20 1UDHP20 1UGHP20 1ULHP20 1UPHP20 1URHP20 1USHP20 1UUHP20 1UXHP20 1UYHP20 1UZHP20 1XAHP20 1XBHP20 1XEHP20 1XFHP20 1XGHP20 1XHHP20 1XJHP20 1XLHP20 1XNHP20 1XPHP20 1XQHP20 1XRHP20 1XSHP20 1XTHP20 1XUHP20 1XWHP20 1XXHP20 1XYHP20 1XZHP20 1YGHP20 1YHHP20 1YNHP20 1YPHP20 1YQHP20 1YUHP20 1YWHP20 1YZ

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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