HP4 1 postcode sector in the HP4 district

HP4 1 is a sector of the HP4 district: every postcode that starts HP4 1. It has 202 postcodes in use, 7 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 HP4 1 sector, and which are new since 2020

Map of every postcode in the HP4 1 sector, by new since 2020 Of the 202 postcodes in the HP4 1 sector that ONS places, 3 are new since 2020 and 199 were in use before 2020. Places named: Berkhamsted. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. A41 HP4 1AA: before 2020HP4 1AB: before 2020HP4 1AD: before 2020HP4 1AE: before 2020HP4 1AH: before 2020HP4 1AJ: before 2020HP4 1AL: before 2020HP4 1AQ: before 2020HP4 1AR: before 2020HP4 1AT: before 2020HP4 1BS: before 2020HP4 1BT: before 2020HP4 1BU: before 2020HP4 1BX: before 2020HP4 1BY: before 2020HP4 1BZ: before 2020HP4 1DA: before 2020HP4 1DB: before 2020HP4 1DD: before 2020HP4 1DF: before 2020HP4 1DH: before 2020HP4 1DJ: before 2020HP4 1DL: before 2020HP4 1DP: before 2020HP4 1DQ: before 2020HP4 1DR: before 2020HP4 1DS: before 2020HP4 1DT: before 2020HP4 1DU: before 2020HP4 1DW: before 2020HP4 1DX: before 2020HP4 1DY: before 2020HP4 1DZ: before 2020HP4 1EB: before 2020HP4 1ED: before 2020HP4 1EE: before 2020HP4 1EF: before 2020HP4 1EG: before 2020HP4 1EH: before 2020HP4 1ES: before 2020HP4 1EU: before 2020HP4 1EX: before 2020HP4 1EY: before 2020HP4 1EZ: before 2020HP4 1FB: before 2020HP4 1FE: before 2020HP4 1FF: before 2020HP4 1FG: before 2020HP4 1FJ: before 2020HP4 1FN: before 2020HP4 1FP: before 2020HP4 1FQ: before 2020HP4 1FR: before 2020HP4 1HA: before 2020HP4 1HB: before 2020HP4 1HE: before 2020HP4 1HF: before 2020HP4 1HH: before 2020HP4 1HJ: before 2020HP4 1HL: before 2020HP4 1HN: before 2020HP4 1HP: before 2020HP4 1HQ: before 2020HP4 1HR: before 2020HP4 1HS: before 2020HP4 1HT: before 2020HP4 1HU: before 2020HP4 1HX: before 2020HP4 1HY: before 2020HP4 1HZ: before 2020HP4 1JA: before 2020HP4 1JB: before 2020HP4 1JD: before 2020HP4 1JE: before 2020HP4 1JF: before 2020HP4 1JG: before 2020HP4 1JH: before 2020HP4 1JJ: before 2020HP4 1JN: before 2020HP4 1JP: before 2020HP4 1JQ: before 2020HP4 1JR: before 2020HP4 1JS: before 2020HP4 1JU: before 2020HP4 1JW: before 2020HP4 1JX: before 2020HP4 1JY: before 2020HP4 1JZ: before 2020HP4 1LA: before 2020HP4 1LB: before 2020HP4 1LE: before 2020HP4 1LJ: before 2020HP4 1LL: before 2020HP4 1LN: before 2020HP4 1LP: before 2020HP4 1LR: before 2020HP4 1LS: before 2020HP4 1LT: before 2020HP4 1LU: before 2020HP4 1LW: before 2020HP4 1LX: before 2020HP4 1LY: before 2020HP4 1LZ: before 2020HP4 1NA: before 2020HP4 1NB: before 2020HP4 1ND: before 2020HP4 1NE: before 2020HP4 1NF: before 2020HP4 1NJ: before 2020HP4 1NN: before 2020HP4 1NP: before 2020HP4 1NR: before 2020HP4 1NS: before 2020HP4 1NT: before 2020HP4 1NU: before 2020HP4 1NW: before 2020HP4 1NX: before 2020HP4 1NY: before 2020HP4 1NZ: before 2020HP4 1PA: before 2020HP4 1PB: before 2020HP4 1PE: before 2020HP4 1PF: before 2020HP4 1PH: before 2020HP4 1PJ: before 2020HP4 1PL: before 2020HP4 1PN: before 2020HP4 1PP: before 2020HP4 1PQ: before 2020HP4 1PR: before 2020HP4 1PS: before 2020HP4 1PT: before 2020HP4 1PU: before 2020HP4 1PW: before 2020HP4 1PX: before 2020HP4 1QE: before 2020HP4 1QG: before 2020HP4 1QJ: before 2020HP4 1QL: before 2020HP4 1QN: before 2020HP4 1QP: before 2020HP4 1QQ: before 2020HP4 1QR: before 2020HP4 1QS: before 2020HP4 1QT: before 2020HP4 1QU: before 2020HP4 1QW: before 2020HP4 1QX: before 2020HP4 1QY: before 2020HP4 1QZ: before 2020HP4 1RB: before 2020HP4 1RD: before 2020HP4 1RE: before 2020HP4 1RF: before 2020HP4 1RG: before 2020HP4 1RH: before 2020HP4 1RJ: before 2020HP4 1RL: before 2020HP4 1RN: before 2020HP4 1RP: before 2020HP4 1RQ: before 2020HP4 1RR: before 2020HP4 1RS: before 2020HP4 1RW: before 2020HP4 1SA: before 2020HP4 1SB: before 2020HP4 1SD: before 2020HP4 1SE: before 2020HP4 1SF: before 2020HP4 1SX: before 2020HP4 1TA: before 2020HP4 1TB: before 2020HP4 1TD: before 2020HP4 1TE: before 2020HP4 1TF: before 2020HP4 1TH: before 2020HP4 1TJ: before 2020HP4 1TP: before 2020HP4 1UB: before 2020HP4 1UH: before 2020HP4 1FS: new since 2020HP4 1FT: new since 2020HP4 1JT: new since 2020 Berkhamsted Map of every postcode in the HP4 1 sector, by new since 2020 Of the 202 postcodes in the HP4 1 sector that ONS places, 3 are new since 2020 and 199 were in use before 2020. Places named: Berkhamsted. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. Berkhamsted
  • New since 2020: 3
  • In use before 2020: 199

Of the 202 postcodes in the HP4 1 sector that ONS places, 3 are new since 2020 and 199 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 3 newest postcodes

HP4 1FTJune 2026HP4 1JTDecember 2022HP4 1FSOctober 2022

What do homes sell for in HP4 1?

Homes in HP4 1 sold for a typical £680,000 in the 12 months to August 2026, across 74 sales, up 10.6% on the 12 months before, HM Land Registry's figures show.

£680,000 typical price, the 12 months to August 2026
£615,000 12 months to August 2025
▲ up 10.6% on the 12 months before
  • Detached £890,000 28 sales
  • Semi-detached £640,000 13 sales
  • Terraced £767,500 12 sales
  • Flat or maisonette £285,000 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 HP4 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 HP4 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.

HP4 1AAHP4 1ABHP4 1ADHP4 1AEHP4 1AFHP4 1AGHP4 1AHHP4 1AJHP4 1ALHP4 1AQHP4 1ARHP4 1ATHP4 1BBHP4 1BEHP4 1BJHP4 1BLHP4 1BSHP4 1BTHP4 1BUHP4 1BWHP4 1BXHP4 1BYHP4 1BZHP4 1DAHP4 1DBHP4 1DDHP4 1DFHP4 1DHHP4 1DJHP4 1DLHP4 1DNHP4 1DPHP4 1DQHP4 1DRHP4 1DSHP4 1DTHP4 1DUHP4 1DWHP4 1DXHP4 1DYHP4 1DZHP4 1EAHP4 1EBHP4 1EDHP4 1EEHP4 1EFHP4 1EGHP4 1EHHP4 1EQHP4 1ESHP4 1EUHP4 1EXHP4 1EYHP4 1EZHP4 1FBHP4 1FDHP4 1FEHP4 1FFHP4 1FGHP4 1FHHP4 1FJHP4 1FLHP4 1FNHP4 1FPHP4 1FQHP4 1FRHP4 1FSHP4 1FTHP4 1HAHP4 1HBHP4 1HEHP4 1HFHP4 1HHHP4 1HJHP4 1HLHP4 1HNHP4 1HPHP4 1HQHP4 1HRHP4 1HSHP4 1HTHP4 1HUHP4 1HXHP4 1HYHP4 1HZHP4 1JAHP4 1JBHP4 1JDHP4 1JEHP4 1JFHP4 1JGHP4 1JHHP4 1JJHP4 1JLHP4 1JNHP4 1JPHP4 1JQHP4 1JRHP4 1JSHP4 1JTHP4 1JUHP4 1JWHP4 1JXHP4 1JYHP4 1JZHP4 1LAHP4 1LBHP4 1LEHP4 1LHHP4 1LJHP4 1LLHP4 1LNHP4 1LPHP4 1LRHP4 1LSHP4 1LTHP4 1LUHP4 1LWHP4 1LXHP4 1LYHP4 1LZHP4 1NAHP4 1NBHP4 1NDHP4 1NEHP4 1NFHP4 1NJHP4 1NNHP4 1NPHP4 1NRHP4 1NSHP4 1NTHP4 1NUHP4 1NWHP4 1NXHP4 1NYHP4 1NZHP4 1PAHP4 1PBHP4 1PDHP4 1PEHP4 1PFHP4 1PGHP4 1PHHP4 1PJHP4 1PLHP4 1PNHP4 1PPHP4 1PQHP4 1PRHP4 1PSHP4 1PTHP4 1PUHP4 1PWHP4 1PXHP4 1QEHP4 1QGHP4 1QJHP4 1QLHP4 1QNHP4 1QPHP4 1QQHP4 1QRHP4 1QSHP4 1QTHP4 1QUHP4 1QWHP4 1QXHP4 1QYHP4 1QZHP4 1RBHP4 1RDHP4 1REHP4 1RFHP4 1RGHP4 1RHHP4 1RJHP4 1RLHP4 1RNHP4 1RPHP4 1RQHP4 1RRHP4 1RSHP4 1RWHP4 1SAHP4 1SBHP4 1SDHP4 1SEHP4 1SFHP4 1SXHP4 1SYHP4 1TAHP4 1TBHP4 1TDHP4 1TEHP4 1TFHP4 1THHP4 1TJHP4 1TPHP4 1UBHP4 1UHHP4 1ZZ

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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