BN25 3 postcode sector in the BN25 district

BN25 3 is a sector of the BN25 district: every postcode that starts BN25 3. It has 248 postcodes in use.

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

Every postcode in the BN25 3 sector, and which are new since 2020

Map of every postcode in the BN25 3 sector, by new since 2020 Of the 248 postcodes in the BN25 3 sector that ONS places, 1 are new since 2020 and 247 were in use before 2020. One postcode lies beyond the edge and is listed under the map. Places named: Seaford. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A259 BN25 3AD: before 2020BN25 3AE: before 2020BN25 3AF: before 2020BN25 3AG: before 2020BN25 3AH: before 2020BN25 3AJ: before 2020BN25 3AL: before 2020BN25 3AN: before 2020BN25 3AP: before 2020BN25 3AQ: before 2020BN25 3AR: before 2020BN25 3AS: before 2020BN25 3AT: before 2020BN25 3AU: before 2020BN25 3AW: before 2020BN25 3AX: before 2020BN25 3AY: before 2020BN25 3BA: before 2020BN25 3BB: before 2020BN25 3BD: before 2020BN25 3BE: before 2020BN25 3BG: before 2020BN25 3BH: before 2020BN25 3BJ: before 2020BN25 3BL: before 2020BN25 3BN: before 2020BN25 3BP: before 2020BN25 3BQ: before 2020BN25 3BS: before 2020BN25 3BT: before 2020BN25 3BU: before 2020BN25 3BW: before 2020BN25 3BX: before 2020BN25 3BY: before 2020BN25 3BZ: before 2020BN25 3DA: before 2020BN25 3DB: before 2020BN25 3DD: before 2020BN25 3DE: before 2020BN25 3DF: before 2020BN25 3DG: before 2020BN25 3DH: before 2020BN25 3DL: before 2020BN25 3DN: before 2020BN25 3DP: before 2020BN25 3DQ: before 2020BN25 3DR: before 2020BN25 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2020BN25 3RN: before 2020BN25 3RP: before 2020BN25 3RR: before 2020BN25 3RS: before 2020BN25 3RT: before 2020BN25 3RU: before 2020BN25 3RX: before 2020BN25 3RY: before 2020BN25 3RZ: before 2020BN25 3SA: before 2020BN25 3SB: before 2020BN25 3SD: before 2020BN25 3SE: before 2020BN25 3SF: before 2020BN25 3SG: before 2020BN25 3SH: before 2020BN25 3SJ: before 2020BN25 3SL: before 2020BN25 3SN: before 2020BN25 3SP: before 2020BN25 3SQ: before 2020BN25 3SR: before 2020BN25 3SS: before 2020BN25 3ST: before 2020BN25 3SU: before 2020BN25 3TE: before 2020BN25 3TG: before 2020BN25 3TH: before 2020BN25 3TJ: before 2020BN25 3TL: before 2020BN25 3TN: before 2020BN25 3TP: before 2020BN25 3TR: before 2020BN25 3TS: before 2020BN25 3TT: before 2020BN25 3TU: before 2020BN25 3TW: before 2020BN25 3TX: before 2020BN25 3TY: before 2020BN25 3TZ: before 2020BN25 3UA: before 2020BN25 3UB: before 2020BN25 3UD: before 2020BN25 3UE: before 2020BN25 3UF: before 2020BN25 3UG: before 2020BN25 3UJ: before 2020BN25 3UL: before 2020BN25 3UN: before 2020BN25 3UP: before 2020BN25 3UQ: before 2020BN25 3UR: before 2020BN25 3US: before 2020BN25 3UT: before 2020BN25 3UU: before 2020BN25 3UX: before 2020BN25 3AA: new since 2020 Seaford Map of every postcode in the BN25 3 sector, by new since 2020 Of the 248 postcodes in the BN25 3 sector that ONS places, 1 are new since 2020 and 247 were in use before 2020. One postcode lies beyond the edge and is listed under the map. Places named: Seaford. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. Seaford
  • New since 2020: 1
  • In use before 2020: 247

Of the 248 postcodes in the BN25 3 sector that ONS places, 1 are new since 2020 and 247 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 newest postcode

BN25 3AAApril 2025

Further out, not drawn

This postcode lies well apart from the rest, so the map is drawn without it to show the rest closer; it is in every count.

BN25 3AB

What do homes sell for in BN25 3?

Homes in BN25 3 sold for a typical £355,000 in the 12 months to August 2026, across 116 sales, down 6.6% on the 12 months before, HM Land Registry's figures show.

£355,000 typical price, the 12 months to August 2026
£380,000 12 months to August 2025
▼ down 6.6% on the 12 months before
  • Detached £420,000 49 sales
  • Semi-detached £340,000 37 sales
  • Terraced £310,000 25 sales
  • Flat or maisonette £225,000 5 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 BN25 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 BN25 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.

BN25 3AABN25 3ABBN25 3ADBN25 3AEBN25 3AFBN25 3AGBN25 3AHBN25 3AJBN25 3ALBN25 3ANBN25 3APBN25 3AQBN25 3ARBN25 3ASBN25 3ATBN25 3AUBN25 3AWBN25 3AXBN25 3AYBN25 3BABN25 3BBBN25 3BDBN25 3BEBN25 3BGBN25 3BHBN25 3BJBN25 3BLBN25 3BNBN25 3BPBN25 3BQBN25 3BSBN25 3BTBN25 3BUBN25 3BWBN25 3BXBN25 3BYBN25 3BZBN25 3DABN25 3DBBN25 3DDBN25 3DEBN25 3DFBN25 3DGBN25 3DHBN25 3DLBN25 3DNBN25 3DPBN25 3DQBN25 3DRBN25 3DSBN25 3DTBN25 3DUBN25 3DWBN25 3DXBN25 3DYBN25 3DZBN25 3EABN25 3EBBN25 3EDBN25 3EEBN25 3EFBN25 3EGBN25 3EHBN25 3EJBN25 3ELBN25 3ENBN25 3EPBN25 3EQBN25 3ERBN25 3ESBN25 3ETBN25 3EUBN25 3EWBN25 3EXBN25 3EYBN25 3EZBN25 3FEBN25 3HABN25 3HBBN25 3HDBN25 3HEBN25 3HFBN25 3HGBN25 3HHBN25 3HJBN25 3HLBN25 3HNBN25 3HPBN25 3HQBN25 3HRBN25 3HSBN25 3HTBN25 3HUBN25 3HWBN25 3HXBN25 3HYBN25 3HZBN25 3JABN25 3JBBN25 3JDBN25 3JEBN25 3JFBN25 3JHBN25 3JJBN25 3JLBN25 3JNBN25 3JPBN25 3JRBN25 3JSBN25 3JTBN25 3JUBN25 3JWBN25 3JXBN25 3JYBN25 3JZBN25 3LABN25 3LBBN25 3LDBN25 3LEBN25 3LFBN25 3LGBN25 3LHBN25 3LJBN25 3LLBN25 3LNBN25 3LPBN25 3LQBN25 3LRBN25 3LSBN25 3LUBN25 3LWBN25 3NABN25 3NBBN25 3NDBN25 3NEBN25 3NFBN25 3NGBN25 3NHBN25 3NJBN25 3NLBN25 3NNBN25 3NPBN25 3NQBN25 3NRBN25 3NSBN25 3NTBN25 3NUBN25 3NXBN25 3NYBN25 3NZBN25 3PABN25 3PBBN25 3PEBN25 3PFBN25 3PGBN25 3PHBN25 3PJBN25 3PNBN25 3PPBN25 3PQBN25 3PRBN25 3PSBN25 3PTBN25 3PWBN25 3PXBN25 3PYBN25 3PZBN25 3QABN25 3QBBN25 3QDBN25 3QFBN25 3QGBN25 3QHBN25 3QJBN25 3QLBN25 3QNBN25 3QPBN25 3QQBN25 3QRBN25 3QSBN25 3QWBN25 3QXBN25 3QYBN25 3QZBN25 3RABN25 3RBBN25 3RDBN25 3REBN25 3RGBN25 3RHBN25 3RJBN25 3RLBN25 3RNBN25 3RPBN25 3RRBN25 3RSBN25 3RTBN25 3RUBN25 3RXBN25 3RYBN25 3RZBN25 3SABN25 3SBBN25 3SDBN25 3SEBN25 3SFBN25 3SGBN25 3SHBN25 3SJBN25 3SLBN25 3SNBN25 3SPBN25 3SQBN25 3SRBN25 3SSBN25 3STBN25 3SUBN25 3TEBN25 3TGBN25 3THBN25 3TJBN25 3TLBN25 3TNBN25 3TPBN25 3TRBN25 3TSBN25 3TTBN25 3TUBN25 3TWBN25 3TXBN25 3TYBN25 3TZBN25 3UABN25 3UBBN25 3UDBN25 3UEBN25 3UFBN25 3UGBN25 3UJBN25 3ULBN25 3UNBN25 3UPBN25 3UQBN25 3URBN25 3USBN25 3UTBN25 3UUBN25 3UX

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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