BN27 3 postcode sector in the BN27 district

BN27 3 is a sector of the BN27 district: every postcode that starts BN27 3. It has 320 postcodes in use, 3 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 BN27 3 sector, by flood risk

Map of every postcode in the BN27 3 sector, by flood risk Of the 320 postcodes in the BN27 3 sector that ONS places, 5 have a home or business at high risk, 1 are at medium risk at worst, 3 are at low risk at worst and 311 are not on the Environment Agency's at-risk list. Places named: Hailsham. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. A267A22 BN27 3AA: not on the flood risk listBN27 3AB: not on the flood risk listBN27 3AD: not on the flood risk listBN27 3AE: not on the flood risk listBN27 3AF: not on the flood risk listBN27 3AG: not on the flood risk listBN27 3AH: not on the flood risk listBN27 3AJ: not on the flood risk listBN27 3AL: not on the flood risk listBN27 3AN: not on the flood risk listBN27 3AP: not on the flood risk listBN27 3AQ: not on the flood risk listBN27 3AR: not on the flood risk listBN27 3AS: not on the flood risk listBN27 3AT: not on the flood risk listBN27 3AU: not on the flood risk listBN27 3AW: not on the flood risk listBN27 3AX: not on the flood risk listBN27 3AY: not on the flood risk listBN27 3AZ: not on the flood risk listBN27 3BA: not on the flood risk listBN27 3BB: not on the flood risk listBN27 3BD: not on the flood risk listBN27 3BF: not on the flood risk listBN27 3BG: not on the flood risk listBN27 3BH: not on the flood risk listBN27 3BJ: not on the flood risk listBN27 3BL: not on the flood risk listBN27 3BN: not on the flood risk listBN27 3BP: not on the flood risk listBN27 3BQ: not on the flood risk listBN27 3BR: not on the flood risk listBN27 3BS: not on the flood risk listBN27 3BT: not on the flood risk listBN27 3BU: not on the flood risk listBN27 3BW: not on the flood risk listBN27 3BY: not on the flood risk listBN27 3BZ: not on the flood risk listBN27 3DA: not on the flood risk listBN27 3DB: not on the flood risk listBN27 3DD: not on the flood risk listBN27 3DE: not on the flood risk listBN27 3DF: not on the flood risk listBN27 3DG: not on the flood risk listBN27 3DH: not on the flood risk listBN27 3DJ: not on the flood risk listBN27 3DL: not on the flood risk listBN27 3DN: not on the flood risk listBN27 3DP: not on the flood risk listBN27 3DR: not on the flood risk listBN27 3DS: not on the flood risk listBN27 3DU: not on the flood risk listBN27 3DW: not on the flood risk listBN27 3DX: not on the flood risk listBN27 3DY: not on the flood risk listBN27 3DZ: not on the flood risk listBN27 3EA: not on the flood risk listBN27 3EB: not on the flood risk listBN27 3ED: not on the flood risk listBN27 3EE: not on the flood risk listBN27 3EG: not on the flood risk listBN27 3EH: not on the flood risk listBN27 3EJ: not on the flood risk listBN27 3EL: not on the flood risk listBN27 3EN: not on the flood risk listBN27 3EP: not on the flood risk listBN27 3EQ: not on the flood risk listBN27 3ER: not on the flood risk listBN27 3ES: not on the flood risk listBN27 3ET: not on the flood risk listBN27 3EU: not on the flood risk listBN27 3EW: not on the flood risk listBN27 3EX: not on the flood risk listBN27 3FU: not on the flood risk listBN27 3FW: not on the flood risk listBN27 3FX: not on the flood risk listBN27 3FY: not on the flood risk listBN27 3FZ: not on the flood risk listBN27 3GA: not on the flood risk listBN27 3GB: not on the flood risk listBN27 3GD: not on the flood risk listBN27 3GE: not on the flood risk listBN27 3GF: not on the flood risk listBN27 3GG: not on the flood risk listBN27 3GH: not on the flood risk listBN27 3GJ: not on the flood risk listBN27 3GN: not on the flood risk listBN27 3GP: not on the flood risk listBN27 3GQ: not on the flood risk listBN27 3GR: not on the flood risk listBN27 3GS: not on the flood risk listBN27 3GU: not on the flood risk listBN27 3GX: not on the flood risk listBN27 3GY: not on the flood risk listBN27 3GZ: not on the flood risk listBN27 3HA: not on the flood risk listBN27 3HB: not on the flood risk listBN27 3HD: not on the flood risk listBN27 3HE: not on the flood risk listBN27 3HF: not on the flood risk listBN27 3HG: not on the flood risk listBN27 3HH: not on the flood risk listBN27 3HJ: not on the flood risk listBN27 3HL: not on the flood risk listBN27 3HN: not on the flood risk listBN27 3HP: not on the flood risk listBN27 3HQ: not on the flood risk listBN27 3HS: not on the flood risk listBN27 3HT: not on the flood risk listBN27 3HU: not on the flood risk listBN27 3HW: not on the flood risk listBN27 3HY: not on the flood risk listBN27 3JA: not on the flood risk listBN27 3JB: not on the flood risk listBN27 3JD: not on the flood risk listBN27 3JE: not on the flood risk listBN27 3JF: not on the flood risk listBN27 3JG: not on the flood risk listBN27 3JJ: not on the flood risk listBN27 3JL: not on the flood risk listBN27 3JN: not on the flood risk listBN27 3JP: not on the flood risk listBN27 3JQ: not on the flood risk listBN27 3JR: not on the flood risk listBN27 3JT: not on the flood risk listBN27 3JU: not on the flood risk listBN27 3JX: not on the flood risk listBN27 3JY: not on the flood risk listBN27 3JZ: not on the flood risk listBN27 3LB: not on the flood risk listBN27 3LD: not on the flood risk listBN27 3LE: not on the flood risk listBN27 3LF: not on the flood risk listBN27 3LG: not on the flood risk listBN27 3LH: not on the flood risk listBN27 3LJ: not on the flood risk listBN27 3LL: not on the flood risk listBN27 3LN: not on the flood risk listBN27 3LP: not on the flood risk listBN27 3LR: not on the flood risk listBN27 3LS: not on the flood risk listBN27 3LT: not on the flood risk listBN27 3LU: not on the flood risk listBN27 3LW: not on the flood risk listBN27 3LX: not on the flood risk listBN27 3LY: not on the flood risk listBN27 3LZ: not on the flood risk listBN27 3NA: not on the flood risk listBN27 3NB: not on the flood risk listBN27 3ND: not on the flood risk listBN27 3NE: not on the flood risk listBN27 3NF: not on the flood risk listBN27 3NH: not on the flood risk listBN27 3NJ: not on the flood risk listBN27 3NL: not on the flood risk listBN27 3NP: not on the flood risk listBN27 3NQ: not on the flood risk listBN27 3NR: not on the flood risk listBN27 3NS: not on the flood risk listBN27 3NU: not on the flood risk listBN27 3NW: not on the flood risk listBN27 3NX: not on the flood risk listBN27 3NY: not on the flood risk listBN27 3NZ: not on the flood risk listBN27 3PA: not on the flood risk listBN27 3PB: not on the flood risk listBN27 3PE: not on the flood risk listBN27 3PF: not on the flood risk listBN27 3PG: not on the flood risk listBN27 3PH: not on the flood risk listBN27 3PJ: not on the flood risk listBN27 3PL: not on the flood risk listBN27 3PN: not on the flood risk listBN27 3PP: not on the flood risk listBN27 3PQ: not on the flood risk listBN27 3PS: not on the flood risk listBN27 3PT: not on the flood risk listBN27 3PU: not on the flood risk listBN27 3PW: not on the flood risk listBN27 3PX: not on the flood risk listBN27 3PY: not on the flood risk listBN27 3QA: not on the flood risk listBN27 3QB: not on the flood risk listBN27 3QD: not on the flood risk listBN27 3QE: not on the flood risk listBN27 3QF: not on the flood risk listBN27 3QG: not on the flood risk listBN27 3QH: not on the flood risk listBN27 3QJ: not on the flood risk listBN27 3QL: not on the flood risk listBN27 3QN: not on the flood risk listBN27 3QP: not on the flood risk listBN27 3QQ: not on the flood risk listBN27 3QR: not on the flood risk listBN27 3QT: not on the flood risk listBN27 3QU: not on the flood risk listBN27 3QW: not on the flood risk listBN27 3QX: not on the flood risk listBN27 3QY: not on the flood risk listBN27 3RA: not on the flood risk listBN27 3RB: not on the flood risk listBN27 3RD: not on the flood risk listBN27 3RE: not on the flood risk listBN27 3RF: not on the flood risk listBN27 3RG: not on the flood risk listBN27 3RH: not on the flood risk listBN27 3RN: not on the flood risk listBN27 3RP: not on the flood risk listBN27 3RQ: not on the flood risk listBN27 3RR: not on the flood risk listBN27 3RT: not on the flood risk listBN27 3RU: not on the flood risk listBN27 3RW: not on the flood risk listBN27 3RX: not on the flood risk listBN27 3RY: not on the flood risk listBN27 3SB: not on the flood risk listBN27 3SD: not on the flood risk listBN27 3SE: not on the flood risk listBN27 3SF: not on the flood risk listBN27 3SG: not on the flood risk listBN27 3SH: not on the flood risk listBN27 3SJ: not on the flood risk listBN27 3SN: not on the flood risk listBN27 3SQ: not on the flood risk listBN27 3SS: not on the flood risk listBN27 3ST: not on the flood risk listBN27 3SU: not on the flood risk listBN27 3SW: not on the flood risk listBN27 3SY: not on the flood risk listBN27 3SZ: not on the flood risk listBN27 3TA: not on the flood risk listBN27 3TB: not on the flood risk listBN27 3TD: not on the flood risk listBN27 3TE: not on the flood risk listBN27 3TF: not on the flood risk listBN27 3TG: not on the flood risk listBN27 3TH: not on the flood risk listBN27 3TJ: not on the flood risk listBN27 3TL: not on the flood risk listBN27 3TP: not on the flood risk listBN27 3TQ: not on the flood risk listBN27 3TR: not on the flood risk listBN27 3TS: not on the flood risk listBN27 3TT: not on the flood risk listBN27 3TU: not on the flood risk listBN27 3TW: not on the flood risk listBN27 3TX: not on the flood risk listBN27 3UA: not on the flood risk listBN27 3UB: not on the flood risk listBN27 3UD: not on the flood risk listBN27 3UG: not on the flood risk listBN27 3UL: not on the flood risk listBN27 3UQ: not on the flood risk listBN27 3UR: not on the flood risk listBN27 3UT: not on the flood risk listBN27 3UW: not on the flood risk listBN27 3UX: not on the flood risk listBN27 3UY: not on the flood risk listBN27 3WA: not on the flood risk listBN27 3WB: not on the flood risk listBN27 3WD: not on the flood risk listBN27 3WE: not on the flood risk listBN27 3WF: not on the flood risk listBN27 3WY: not on the flood risk listBN27 3WZ: not on the flood risk listBN27 3XA: not on the flood risk listBN27 3XB: not on the flood risk listBN27 3XD: not on the flood risk listBN27 3XE: not on the flood risk listBN27 3XF: not on the flood risk listBN27 3XG: not on the flood risk listBN27 3XL: not on the flood risk listBN27 3XN: not on the flood risk listBN27 3XP: not on the flood risk listBN27 3XZ: not on the flood risk listBN27 3YD: not on the flood risk listBN27 3YE: not on the flood risk listBN27 3YG: not on the flood risk listBN27 3YH: not on the flood risk listBN27 3YJ: not on the flood risk listBN27 3YL: not on the flood risk listBN27 3YN: not on the flood risk listBN27 3YP: not on the flood risk listBN27 3YR: not on the flood risk listBN27 3YS: not on the flood risk listBN27 3YU: not on the flood risk listBN27 3YW: not on the flood risk listBN27 3YX: not on the flood risk listBN27 3ZA: not on the flood risk listBN27 3ZB: not on the flood risk listBN27 3ZD: not on the flood risk listBN27 3ZH: not on the flood risk listBN27 3ZL: not on the flood risk listBN27 3FT: low flood risk at worstBN27 3RJ: low flood risk at worstBN27 3SX: low flood risk at worstBN27 3PR: medium flood risk at worstBN27 3BE: high flood riskBN27 3GL: high flood riskBN27 3PZ: high flood riskBN27 3QS: high flood riskBN27 3UU: high flood risk Hailsham Map of every postcode in the BN27 3 sector, by flood risk Of the 320 postcodes in the BN27 3 sector that ONS places, 5 have a home or business at high risk, 1 are at medium risk at worst, 3 are at low risk at worst and 311 are not on the Environment Agency's at-risk list. Places named: Hailsham. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2 km. A22A267 Hailsham
  • A home or business at high risk: 5
  • At medium risk at worst: 1
  • At low risk at worst: 3
  • At very low risk only: 0
  • Not on the at-risk list: 311

Of the 320 postcodes in the BN27 3 sector that ONS places, 5 have a home or business at high risk, 1 are at medium risk at worst, 3 are at low risk at worst and 311 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.

BN27 3UU1 at high riskBN27 3BE1 at high riskBN27 3GL1 at high riskBN27 3PZ1 at high riskBN27 3QS1 at high risk

What do homes sell for in BN27 3?

Homes in BN27 3 sold for a typical £317,500 in the 12 months to August 2026, across 151 sales, down 2.3% on the 12 months before, HM Land Registry's figures show.

£317,500 typical price, the 12 months to August 2026
£325,000 12 months to August 2025
▼ down 2.3% on the 12 months before
  • Detached £400,000 55 sales
  • Semi-detached £298,500 60 sales
  • Terraced £270,000 27 sales
  • Flat or maisonette £177,500 9 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 BN27 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 BN27 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.

BN27 3AABN27 3ABBN27 3ADBN27 3AEBN27 3AFBN27 3AGBN27 3AHBN27 3AJBN27 3ALBN27 3ANBN27 3APBN27 3AQBN27 3ARBN27 3ASBN27 3ATBN27 3AUBN27 3AWBN27 3AXBN27 3AYBN27 3AZBN27 3BABN27 3BBBN27 3BDBN27 3BEBN27 3BFBN27 3BGBN27 3BHBN27 3BJBN27 3BLBN27 3BNBN27 3BPBN27 3BQBN27 3BRBN27 3BSBN27 3BTBN27 3BUBN27 3BWBN27 3BYBN27 3BZBN27 3DABN27 3DBBN27 3DDBN27 3DEBN27 3DFBN27 3DGBN27 3DHBN27 3DJBN27 3DLBN27 3DNBN27 3DPBN27 3DQBN27 3DRBN27 3DSBN27 3DUBN27 3DWBN27 3DXBN27 3DYBN27 3DZBN27 3EABN27 3EBBN27 3EDBN27 3EEBN27 3EGBN27 3EHBN27 3EJBN27 3ELBN27 3ENBN27 3EPBN27 3EQBN27 3ERBN27 3ESBN27 3ETBN27 3EUBN27 3EWBN27 3EXBN27 3EYBN27 3EZBN27 3FTBN27 3FUBN27 3FWBN27 3FXBN27 3FYBN27 3FZBN27 3GABN27 3GBBN27 3GDBN27 3GEBN27 3GFBN27 3GGBN27 3GHBN27 3GJBN27 3GLBN27 3GNBN27 3GPBN27 3GQBN27 3GRBN27 3GSBN27 3GUBN27 3GWBN27 3GXBN27 3GYBN27 3GZBN27 3HABN27 3HBBN27 3HDBN27 3HEBN27 3HFBN27 3HGBN27 3HHBN27 3HJBN27 3HLBN27 3HNBN27 3HPBN27 3HQBN27 3HRBN27 3HSBN27 3HTBN27 3HUBN27 3HWBN27 3HXBN27 3HYBN27 3HZBN27 3JABN27 3JBBN27 3JDBN27 3JEBN27 3JFBN27 3JGBN27 3JJBN27 3JLBN27 3JNBN27 3JPBN27 3JQBN27 3JRBN27 3JTBN27 3JUBN27 3JWBN27 3JXBN27 3JYBN27 3JZBN27 3LBBN27 3LDBN27 3LEBN27 3LFBN27 3LGBN27 3LHBN27 3LJBN27 3LLBN27 3LNBN27 3LPBN27 3LQBN27 3LRBN27 3LSBN27 3LTBN27 3LUBN27 3LWBN27 3LXBN27 3LYBN27 3LZBN27 3NABN27 3NBBN27 3NDBN27 3NEBN27 3NFBN27 3NGBN27 3NHBN27 3NJBN27 3NLBN27 3NNBN27 3NPBN27 3NQBN27 3NRBN27 3NSBN27 3NTBN27 3NUBN27 3NWBN27 3NXBN27 3NYBN27 3NZBN27 3PABN27 3PBBN27 3PEBN27 3PFBN27 3PGBN27 3PHBN27 3PJBN27 3PLBN27 3PNBN27 3PPBN27 3PQBN27 3PRBN27 3PSBN27 3PTBN27 3PUBN27 3PWBN27 3PXBN27 3PYBN27 3PZBN27 3QABN27 3QBBN27 3QDBN27 3QEBN27 3QFBN27 3QGBN27 3QHBN27 3QJBN27 3QLBN27 3QNBN27 3QPBN27 3QQBN27 3QRBN27 3QSBN27 3QTBN27 3QUBN27 3QWBN27 3QXBN27 3QYBN27 3RABN27 3RBBN27 3RDBN27 3REBN27 3RFBN27 3RGBN27 3RHBN27 3RJBN27 3RNBN27 3RPBN27 3RQBN27 3RRBN27 3RSBN27 3RTBN27 3RUBN27 3RWBN27 3RXBN27 3RYBN27 3SBBN27 3SDBN27 3SEBN27 3SFBN27 3SGBN27 3SHBN27 3SJBN27 3SNBN27 3SPBN27 3SQBN27 3SRBN27 3SSBN27 3STBN27 3SUBN27 3SWBN27 3SXBN27 3SYBN27 3SZBN27 3TABN27 3TBBN27 3TDBN27 3TEBN27 3TFBN27 3TGBN27 3THBN27 3TJBN27 3TLBN27 3TPBN27 3TQBN27 3TRBN27 3TSBN27 3TTBN27 3TUBN27 3TWBN27 3TXBN27 3UABN27 3UBBN27 3UDBN27 3UGBN27 3ULBN27 3UQBN27 3URBN27 3UTBN27 3UUBN27 3UWBN27 3UXBN27 3UYBN27 3WABN27 3WBBN27 3WDBN27 3WEBN27 3WFBN27 3WYBN27 3WZBN27 3XABN27 3XBBN27 3XDBN27 3XEBN27 3XFBN27 3XGBN27 3XLBN27 3XNBN27 3XPBN27 3XZBN27 3YDBN27 3YEBN27 3YFBN27 3YGBN27 3YHBN27 3YJBN27 3YLBN27 3YNBN27 3YPBN27 3YRBN27 3YSBN27 3YUBN27 3YWBN27 3YXBN27 3YZBN27 3ZABN27 3ZBBN27 3ZDBN27 3ZEBN27 3ZHBN27 3ZL

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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