BN25 4 postcode sector in the BN25 district

BN25 4 is a sector of the BN25 district: every postcode that starts BN25 4. It has 171 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 BN25 4 sector, by flood risk

Map of every postcode in the BN25 4 sector, by flood risk Of the 171 postcodes in the BN25 4 sector that ONS places, 3 have a home or business at high risk, 9 are at low risk at worst and 159 are not on the Environment Agency's at-risk list. Places named: Seaford. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. A259 BN25 4AA: not on the flood risk listBN25 4AB: not on the flood risk listBN25 4AE: not on the flood risk listBN25 4AG: not on the flood risk listBN25 4AH: not on the flood risk listBN25 4AN: not on the flood risk listBN25 4AP: not on the flood risk listBN25 4AQ: not on the flood risk listBN25 4AR: not on the flood risk listBN25 4AU: not on the flood risk listBN25 4AW: not on the flood risk listBN25 4AX: not on the flood risk listBN25 4AY: not on the flood risk listBN25 4AZ: not on the flood risk listBN25 4BA: not on the flood risk listBN25 4BB: not on the flood risk listBN25 4BD: not on the flood risk listBN25 4BE: not on the flood risk listBN25 4BG: not on the flood risk listBN25 4BH: not on the flood risk listBN25 4BJ: not on the flood risk listBN25 4BL: not on the flood risk listBN25 4BP: not on the flood risk listBN25 4BS: not on the flood risk listBN25 4BT: not on the flood risk listBN25 4BW: not on the flood risk listBN25 4BX: not on the flood risk listBN25 4BY: not on the flood risk listBN25 4BZ: not on the flood risk listBN25 4DB: not on the flood risk listBN25 4DD: not on the flood risk listBN25 4DE: not on the flood risk listBN25 4DF: not on the flood risk listBN25 4DG: not on the flood risk listBN25 4DH: not on the flood risk listBN25 4DJ: not on the flood risk listBN25 4DL: not on the flood risk listBN25 4DN: not on the flood risk listBN25 4DP: not on the flood risk listBN25 4DQ: not on the flood risk listBN25 4DR: not on the flood risk listBN25 4DS: not on the flood risk listBN25 4DT: not on the flood risk listBN25 4DU: not on the flood risk listBN25 4DW: not on the flood risk listBN25 4DX: not on the flood risk listBN25 4DY: not on the flood risk listBN25 4DZ: not on the flood risk listBN25 4EA: not on the flood risk listBN25 4ED: not on the flood risk listBN25 4EE: not on the flood risk listBN25 4EG: not on the flood risk listBN25 4EJ: not on the flood risk listBN25 4EL: not on the flood risk listBN25 4EP: not on the flood risk listBN25 4ER: not on the flood risk listBN25 4ES: not on the flood risk listBN25 4ET: not on the flood risk listBN25 4EU: not on the flood risk listBN25 4EW: not on the flood risk listBN25 4EX: not on the flood risk listBN25 4EZ: not on the flood risk listBN25 4FB: not on the flood risk listBN25 4FD: not on the flood risk listBN25 4FF: not on the flood risk listBN25 4FG: not on the flood risk listBN25 4HJ: not on the flood risk listBN25 4HL: not on the flood risk listBN25 4HN: not on the flood risk listBN25 4HP: not on the flood risk listBN25 4HQ: not on the flood risk listBN25 4HR: not on the flood risk listBN25 4HS: not on the flood risk listBN25 4HT: not on the flood risk listBN25 4HU: not on the flood risk listBN25 4HX: not on the flood risk listBN25 4JA: not on the flood risk listBN25 4JB: not on the flood risk listBN25 4JD: not on the flood risk listBN25 4JE: not on the flood risk listBN25 4JF: not on the flood risk listBN25 4JG: not on the flood risk listBN25 4JH: not on the flood risk listBN25 4JQ: not on the flood risk listBN25 4JR: not on the flood risk listBN25 4JS: not on the flood risk listBN25 4JT: not on the flood risk listBN25 4LB: not on the flood risk listBN25 4LF: not on the flood risk listBN25 4LG: not on the flood risk listBN25 4LH: not on the flood risk listBN25 4LJ: not on the flood risk listBN25 4LL: not on the flood risk listBN25 4LN: not on the flood risk listBN25 4LQ: not on the flood risk listBN25 4LR: not on the flood risk listBN25 4LS: not on the flood risk listBN25 4LU: not on the flood risk listBN25 4LW: not on the flood risk listBN25 4LX: not on the flood risk listBN25 4LY: not on the flood risk listBN25 4LZ: not on the flood risk listBN25 4NA: not on the flood risk listBN25 4NB: not on the flood risk listBN25 4ND: not on the flood risk listBN25 4NE: not on the flood risk listBN25 4NF: not on the flood risk listBN25 4NG: not on the flood risk listBN25 4NH: not on the flood risk listBN25 4NL: not on the flood risk listBN25 4NN: not on the flood risk listBN25 4NQ: not on the flood risk listBN25 4NS: not on the flood risk listBN25 4NT: not on the flood risk listBN25 4NU: not on the flood risk listBN25 4NW: not on the flood risk listBN25 4NX: not on the flood risk listBN25 4NY: not on the flood risk listBN25 4NZ: not on the flood risk listBN25 4PA: not on the flood risk listBN25 4PB: not on the flood risk listBN25 4PD: not on the flood risk listBN25 4PE: not on the flood risk listBN25 4PG: not on the flood risk listBN25 4PH: not on the flood risk listBN25 4PJ: not on the flood risk listBN25 4PL: not on the flood risk listBN25 4PP: not on the flood risk listBN25 4PR: not on the flood risk listBN25 4PS: not on the flood risk listBN25 4PT: not on the flood risk listBN25 4PU: not on the flood risk listBN25 4PW: not on the flood risk listBN25 4PX: not on the flood risk listBN25 4PY: not on the flood risk listBN25 4PZ: not on the flood risk listBN25 4QA: not on the flood risk listBN25 4QB: not on the flood risk listBN25 4QD: not on the flood risk listBN25 4QH: not on the flood risk listBN25 4QJ: not on the flood risk listBN25 4QL: not on the flood risk listBN25 4QP: not on the flood risk listBN25 4QQ: not on the flood risk listBN25 4QR: not on the flood risk listBN25 4QT: not on the flood risk listBN25 4QW: not on the flood risk listBN25 4WE: not on the flood risk listBN25 4HA: low flood risk at worstBN25 4HB: low flood risk at worstBN25 4HF: low flood risk at worstBN25 4HG: low flood risk at worstBN25 4HH: low flood risk at worstBN25 4LA: low flood risk at worstBN25 4PF: low flood risk at worstBN25 4AD: high flood riskBN25 4AJ: high flood riskBN25 4AL: high flood risk Seaford Map of every postcode in the BN25 4 sector, by flood risk Of the 171 postcodes in the BN25 4 sector that ONS places, 3 have a home or business at high risk, 9 are at low risk at worst and 159 are not on the Environment Agency's at-risk list. Places named: Seaford. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. Seaford
  • A home or business at high risk: 3
  • At medium risk at worst: 0
  • At low risk at worst: 9
  • At very low risk only: 0
  • Not on the at-risk list: 159

Of the 171 postcodes in the BN25 4 sector that ONS places, 3 have a home or business at high risk, 9 are at low risk at worst and 159 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.

BN25 4AJ3 at high riskBN25 4AL3 at high riskBN25 4AD2 at high risk

What do homes sell for in BN25 4?

Homes in BN25 4 sold for a typical £502,500 in the 12 months to August 2026, across 46 sales, up 3.1% on the 12 months before, HM Land Registry's figures show.

£502,500 typical price, the 12 months to August 2026
£487,500 12 months to August 2025
▲ up 3.1% on the 12 months before
  • Detached £525,000 32 sales
  • Semi-detached £455,000 7 sales
  • Terraced 1 sale, too few to price
  • Flat or maisonette £106,250 6 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 4. 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 4

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 4AABN25 4ABBN25 4ADBN25 4AEBN25 4AGBN25 4AHBN25 4AJBN25 4ALBN25 4ANBN25 4APBN25 4AQBN25 4ARBN25 4AUBN25 4AWBN25 4AXBN25 4AYBN25 4AZBN25 4BABN25 4BBBN25 4BDBN25 4BEBN25 4BGBN25 4BHBN25 4BJBN25 4BLBN25 4BNBN25 4BPBN25 4BSBN25 4BTBN25 4BUBN25 4BWBN25 4BXBN25 4BYBN25 4BZBN25 4DBBN25 4DDBN25 4DEBN25 4DFBN25 4DGBN25 4DHBN25 4DJBN25 4DLBN25 4DNBN25 4DPBN25 4DQBN25 4DRBN25 4DSBN25 4DTBN25 4DUBN25 4DWBN25 4DXBN25 4DYBN25 4DZBN25 4EABN25 4EBBN25 4EDBN25 4EEBN25 4EGBN25 4EJBN25 4ELBN25 4ENBN25 4EPBN25 4ERBN25 4ESBN25 4ETBN25 4EUBN25 4EWBN25 4EXBN25 4EYBN25 4EZBN25 4FABN25 4FBBN25 4FDBN25 4FEBN25 4FFBN25 4FGBN25 4HABN25 4HBBN25 4HDBN25 4HEBN25 4HFBN25 4HGBN25 4HHBN25 4HJBN25 4HLBN25 4HNBN25 4HPBN25 4HQBN25 4HRBN25 4HSBN25 4HTBN25 4HUBN25 4HXBN25 4HYBN25 4JABN25 4JBBN25 4JDBN25 4JEBN25 4JFBN25 4JGBN25 4JHBN25 4JQBN25 4JRBN25 4JSBN25 4JTBN25 4LABN25 4LBBN25 4LEBN25 4LFBN25 4LGBN25 4LHBN25 4LJBN25 4LLBN25 4LNBN25 4LQBN25 4LRBN25 4LSBN25 4LUBN25 4LWBN25 4LXBN25 4LYBN25 4LZBN25 4NABN25 4NBBN25 4NDBN25 4NEBN25 4NFBN25 4NGBN25 4NHBN25 4NJBN25 4NLBN25 4NNBN25 4NQBN25 4NSBN25 4NTBN25 4NUBN25 4NWBN25 4NXBN25 4NYBN25 4NZBN25 4PABN25 4PBBN25 4PDBN25 4PEBN25 4PFBN25 4PGBN25 4PHBN25 4PJBN25 4PLBN25 4PPBN25 4PRBN25 4PSBN25 4PTBN25 4PUBN25 4PWBN25 4PXBN25 4PYBN25 4PZBN25 4QABN25 4QBBN25 4QDBN25 4QHBN25 4QJBN25 4QLBN25 4QPBN25 4QQBN25 4QRBN25 4QSBN25 4QTBN25 4QWBN25 4WE

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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