TN15 8 postcode sector in the TN15 district

TN15 8 is a sector of the TN15 district: every postcode that starts TN15 8. It has 216 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 TN15 8 sector, by flood risk

Map of every postcode in the TN15 8 sector, by flood risk Of the 216 postcodes in the TN15 8 sector that ONS places, 14 have a home or business at high risk, 1 are at medium risk at worst, 3 are at low risk at worst and 198 are not on the Environment Agency's at-risk list. Places named: Borough Green, Ightham, Seal. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2 km. M26A25A227A20 TN15 8AD: not on the flood risk listTN15 8AG: not on the flood risk listTN15 8AH: not on the flood risk listTN15 8AJ: not on the flood risk listTN15 8AL: not on the flood risk listTN15 8AN: not on the flood risk listTN15 8AP: not on the flood risk listTN15 8AR: not on the flood risk listTN15 8AS: not on the flood risk listTN15 8AT: not on the flood risk listTN15 8AX: not on the flood risk listTN15 8BJ: not on the flood risk listTN15 8BQ: not on the flood risk listTN15 8BS: not on the flood risk listTN15 8BY: not on the flood risk listTN15 8DB: not on the flood risk listTN15 8DD: not on the flood risk listTN15 8DE: not on the flood risk listTN15 8DF: not on the flood risk listTN15 8DH: not on the flood risk listTN15 8DJ: not on the flood risk listTN15 8DL: not on the flood risk listTN15 8DN: not on the flood risk listTN15 8DP: not on the flood risk listTN15 8DQ: not on the flood risk listTN15 8DS: not on the flood risk listTN15 8EA: not on the flood risk listTN15 8EB: not on the flood risk listTN15 8EF: not on the flood risk listTN15 8EG: not on the flood risk listTN15 8EH: not on the flood risk listTN15 8ET: not on the flood risk listTN15 8FB: not on the flood risk listTN15 8FD: not on the flood risk listTN15 8FH: not on the flood risk listTN15 8FJ: not on the flood risk listTN15 8FL: not on the flood risk listTN15 8FN: not on the flood risk listTN15 8FP: not on the flood risk listTN15 8FU: not on the flood risk listTN15 8GB: not on the flood risk listTN15 8GD: not on the flood risk listTN15 8GF: not on the flood risk listTN15 8GT: not on the flood risk listTN15 8HF: not on the flood risk listTN15 8HG: not on the flood risk listTN15 8HH: not on the flood risk listTN15 8HJ: not on the flood risk listTN15 8HL: not on the flood risk listTN15 8HN: not on the flood risk listTN15 8HP: not on the flood risk listTN15 8HQ: not on the flood risk listTN15 8HR: not on the flood risk listTN15 8HS: not on the flood risk listTN15 8HT: not on the flood risk listTN15 8HU: not on the flood risk listTN15 8HW: not on the flood risk listTN15 8HY: not on the flood risk listTN15 8JA: not on the flood risk listTN15 8JB: not on the flood risk listTN15 8JD: not on the flood risk listTN15 8JE: not on the flood risk listTN15 8JF: not on the flood risk listTN15 8JH: not on the flood risk listTN15 8JL: not on the flood risk listTN15 8JN: not on the flood risk listTN15 8JP: not on the flood risk listTN15 8JQ: not on the flood risk listTN15 8JR: not on the flood risk listTN15 8JS: not on the flood risk listTN15 8JT: not on the flood risk listTN15 8JU: not on the flood risk listTN15 8JW: not on the flood risk listTN15 8JX: not on the flood risk listTN15 8JY: not on the flood risk listTN15 8JZ: not on the flood risk listTN15 8LA: not on the flood risk listTN15 8LB: not on the flood risk listTN15 8LD: not on the flood risk listTN15 8LF: not on the flood risk listTN15 8LH: not on the flood risk listTN15 8LJ: not on the flood risk listTN15 8LL: not on the flood risk listTN15 8LR: not on the flood risk listTN15 8LU: not on the flood risk listTN15 8LW: not on the flood risk listTN15 8LX: not on the flood risk listTN15 8LY: not on the flood risk listTN15 8LZ: not on the flood risk listTN15 8NA: not on the flood risk listTN15 8NB: not on the flood risk listTN15 8ND: not on the flood risk listTN15 8NE: not on the flood risk listTN15 8NH: not on the flood risk listTN15 8NJ: not on the flood risk listTN15 8NL: not on the flood risk listTN15 8NN: not on the flood risk listTN15 8NP: not on the flood risk listTN15 8NQ: not on the flood risk listTN15 8NR: not on the flood risk listTN15 8NW: not on the flood risk listTN15 8NY: not on the flood risk listTN15 8PE: not on the flood risk listTN15 8PF: not on the flood risk listTN15 8PS: not on the flood risk listTN15 8PU: not on the flood risk listTN15 8PX: not on the flood risk listTN15 8PY: not on the flood risk listTN15 8PZ: not on the flood risk listTN15 8QB: not on the flood risk listTN15 8QE: not on the flood risk listTN15 8QF: not on the flood risk listTN15 8QG: not on the flood risk listTN15 8QJ: not on the flood risk listTN15 8QL: not on the flood risk listTN15 8QN: not on the flood risk listTN15 8QR: not on the flood risk listTN15 8QS: not on the flood risk listTN15 8QT: not on the flood risk listTN15 8QU: not on the flood risk listTN15 8QW: not on the flood risk listTN15 8QX: not on the flood risk listTN15 8QY: not on the flood risk listTN15 8QZ: not on the flood risk listTN15 8RB: not on the flood risk listTN15 8RG: not on the flood risk listTN15 8RJ: not on the flood risk listTN15 8RL: not on the flood risk listTN15 8RN: not on the flood risk listTN15 8RP: not on the flood risk listTN15 8RQ: not on the flood risk listTN15 8RS: not on the flood risk listTN15 8RU: not on the flood risk listTN15 8RY: not on the flood risk listTN15 8SA: not on the flood risk listTN15 8SB: not on the flood risk listTN15 8SD: not on the flood risk listTN15 8SL: not on the flood risk listTN15 8SN: not on the flood risk listTN15 8TA: not on the flood risk listTN15 8BD: low flood risk at worstTN15 8ED: low flood risk at worstTN15 8FW: low flood risk at worstTN15 8DY: medium flood risk at worstTN15 8DX: high flood riskTN15 8DZ: high flood riskTN15 8EJ: high flood riskTN15 8FX: high flood riskTN15 8PR: high flood riskTN15 8HB: high flood riskTN15 8HD: high flood riskTN15 8HE: high flood riskTN15 8LP: high flood riskTN15 8PG: high flood riskTN15 8RZ: high flood riskTN15 8SE: high flood riskTN15 8SJ: high flood risk Borough GreenIghthamSeal Map of every postcode in the TN15 8 sector, by flood risk Of the 216 postcodes in the TN15 8 sector that ONS places, 14 have a home or business at high risk, 1 are at medium risk at worst, 3 are at low risk at worst and 198 are not on the Environment Agency's at-risk list. Places named: Borough Green, Ightham, Seal. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2.5 km. M26A227M20 Borough GreenIghthamSeal
  • A home or business at high risk: 14
  • At medium risk at worst: 1
  • At low risk at worst: 3
  • At very low risk only: 0
  • Not on the at-risk list: 198

Of the 216 postcodes in the TN15 8 sector that ONS places, 14 have a home or business at high risk, 1 are at medium risk at worst, 3 are at low risk at worst and 198 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

14 postcodes here have a home or business at high risk. These are the 12 with the most homes and businesses at that risk.

Beside each: how many of its homes and businesses the Environment Agency puts at that risk.

TN15 8SE9 at high riskTN15 8LP8 at high riskTN15 8DX5 at high riskTN15 8HD5 at high riskTN15 8EJ3 at high riskTN15 8HE3 at high riskTN15 8SJ2 at high riskTN15 8PR2 at high riskTN15 8DZ1 at high riskTN15 8HB1 at high riskTN15 8SH1 at high riskTN15 8FX1 at high risk

What do homes sell for in TN15 8?

Homes in TN15 8 sold for a typical £460,000 in the 12 months to August 2026, across 79 sales, up 0.9% on the 12 months before, HM Land Registry's figures show.

£460,000 typical price, the 12 months to August 2026
£456,000 12 months to August 2025
▲ up 0.9% on the 12 months before
  • Detached £627,000 21 sales
  • Semi-detached £478,000 25 sales
  • Terraced £395,000 22 sales
  • Flat or maisonette £202,000 11 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 TN15 8. 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 TN15 8

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.

TN15 8ADTN15 8AFTN15 8AGTN15 8AHTN15 8AJTN15 8ALTN15 8ANTN15 8APTN15 8AQTN15 8ARTN15 8ASTN15 8ATTN15 8AUTN15 8AWTN15 8AXTN15 8AYTN15 8AZTN15 8BATN15 8BBTN15 8BDTN15 8BGTN15 8BJTN15 8BLTN15 8BNTN15 8BPTN15 8BQTN15 8BSTN15 8BTTN15 8BWTN15 8BYTN15 8DATN15 8DBTN15 8DDTN15 8DETN15 8DFTN15 8DGTN15 8DHTN15 8DJTN15 8DLTN15 8DNTN15 8DPTN15 8DQTN15 8DRTN15 8DSTN15 8DUTN15 8DWTN15 8DXTN15 8DYTN15 8DZTN15 8EATN15 8EBTN15 8EDTN15 8EETN15 8EFTN15 8EGTN15 8EHTN15 8EJTN15 8ELTN15 8ENTN15 8EQTN15 8ERTN15 8ESTN15 8ETTN15 8EUTN15 8EXTN15 8EYTN15 8EZTN15 8FATN15 8FBTN15 8FDTN15 8FETN15 8FHTN15 8FJTN15 8FLTN15 8FNTN15 8FPTN15 8FQTN15 8FRTN15 8FSTN15 8FTTN15 8FUTN15 8FWTN15 8FXTN15 8FYTN15 8FZTN15 8GBTN15 8GDTN15 8GFTN15 8GTTN15 8HATN15 8HBTN15 8HDTN15 8HETN15 8HFTN15 8HGTN15 8HHTN15 8HJTN15 8HLTN15 8HNTN15 8HPTN15 8HQTN15 8HRTN15 8HSTN15 8HTTN15 8HUTN15 8HWTN15 8HXTN15 8HYTN15 8JATN15 8JBTN15 8JDTN15 8JETN15 8JFTN15 8JHTN15 8JJTN15 8JLTN15 8JNTN15 8JPTN15 8JQTN15 8JRTN15 8JSTN15 8JTTN15 8JUTN15 8JWTN15 8JXTN15 8JYTN15 8JZTN15 8LATN15 8LBTN15 8LDTN15 8LETN15 8LFTN15 8LGTN15 8LHTN15 8LJTN15 8LLTN15 8LPTN15 8LQTN15 8LRTN15 8LSTN15 8LUTN15 8LWTN15 8LXTN15 8LYTN15 8LZTN15 8NATN15 8NBTN15 8NDTN15 8NETN15 8NFTN15 8NGTN15 8NHTN15 8NJTN15 8NLTN15 8NNTN15 8NPTN15 8NQTN15 8NRTN15 8NSTN15 8NWTN15 8NYTN15 8PETN15 8PFTN15 8PGTN15 8PRTN15 8PSTN15 8PUTN15 8PXTN15 8PYTN15 8PZTN15 8QATN15 8QBTN15 8QDTN15 8QETN15 8QFTN15 8QGTN15 8QJTN15 8QLTN15 8QNTN15 8QRTN15 8QSTN15 8QTTN15 8QUTN15 8QWTN15 8QXTN15 8QYTN15 8QZTN15 8RBTN15 8RDTN15 8RETN15 8RFTN15 8RGTN15 8RHTN15 8RJTN15 8RLTN15 8RNTN15 8RPTN15 8RQTN15 8RRTN15 8RSTN15 8RUTN15 8RXTN15 8RYTN15 8RZTN15 8SATN15 8SBTN15 8SDTN15 8SETN15 8SGTN15 8SHTN15 8SJTN15 8SLTN15 8SNTN15 8SPTN15 8TATN15 8TB

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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