NN18 8 postcode sector in the NN18 district

NN18 8 is a sector of the NN18 district: every postcode that starts NN18 8. It has 285 postcodes in use, 6 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 NN18 8 sector, by flood risk

Map of every postcode in the NN18 8 sector, by flood risk Of the 285 postcodes in the NN18 8 sector that ONS places, 4 have a home or business at high risk, 2 are at medium risk at worst, 8 are at low risk at worst, 4 are at very low risk only and 267 are not on the Environment Agency's at-risk list. Places named: Corby. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. A43 NN18 8AL: not on the flood risk listNN18 8AN: not on the flood risk listNN18 8AP: not on the flood risk listNN18 8AQ: not on the flood risk listNN18 8AR: not on the flood risk listNN18 8AW: not on the flood risk listNN18 8AY: not on the flood risk listNN18 8AZ: not on the flood risk listNN18 8BA: not on the flood risk listNN18 8BB: not on the flood risk listNN18 8BD: not on the flood risk listNN18 8BE: not on the flood risk listNN18 8BF: not on the flood risk listNN18 8BG: not on the flood risk listNN18 8BH: not on the flood risk listNN18 8BJ: not on the flood risk listNN18 8BL: not on the flood risk listNN18 8BP: not on the flood risk listNN18 8BQ: not on the flood risk listNN18 8BS: not on the flood risk listNN18 8BT: not on the flood risk listNN18 8BU: not on the flood risk listNN18 8BX: not on the flood risk listNN18 8BY: not on the flood risk listNN18 8BZ: not on the flood risk listNN18 8DA: not on the flood risk listNN18 8DD: not on the flood risk listNN18 8DE: not on the flood risk listNN18 8DF: not on the flood risk listNN18 8DH: not on the flood risk listNN18 8DJ: not on the flood risk listNN18 8DN: not on the flood risk listNN18 8DQ: not on the flood risk listNN18 8DR: not on the flood risk listNN18 8DS: not on the flood risk listNN18 8DT: not on the flood risk listNN18 8DU: not on the flood risk listNN18 8DW: not on the flood risk listNN18 8DX: not on the flood risk listNN18 8DZ: not on the flood risk listNN18 8EA: not on the flood risk listNN18 8EB: not on the flood risk listNN18 8ED: not on the flood risk listNN18 8EE: not on the flood risk listNN18 8EF: not on the flood risk listNN18 8EH: not on the flood risk listNN18 8EJ: not on the flood risk listNN18 8EL: not on the flood risk listNN18 8EN: not on the flood risk listNN18 8EP: not on the flood risk listNN18 8ER: not on the flood risk listNN18 8EU: not on the flood risk listNN18 8EX: not on the flood risk listNN18 8EY: not on the flood risk listNN18 8FB: not on the flood risk listNN18 8FD: not on the flood risk listNN18 8FE: not on the flood risk listNN18 8FF: not on the flood risk listNN18 8FG: not on the flood risk listNN18 8FH: not on the flood risk listNN18 8FJ: not on the flood risk listNN18 8FL: not on the flood risk listNN18 8FN: not on the flood risk listNN18 8FP: not on the flood risk listNN18 8FQ: not on the flood risk listNN18 8FR: not on the flood risk listNN18 8FS: not on the flood risk listNN18 8FT: not on the flood risk listNN18 8FU: not on the flood risk listNN18 8FW: not on the flood risk listNN18 8FX: not on the flood risk listNN18 8FY: not on the flood risk listNN18 8FZ: not on the flood risk listNN18 8GD: not on the flood risk listNN18 8GG: not on the flood risk listNN18 8GH: not on the flood risk listNN18 8GJ: not on the flood risk listNN18 8GL: not on the flood risk listNN18 8GN: not on the flood risk listNN18 8GP: not on the flood risk listNN18 8GQ: not on the flood risk listNN18 8GR: not on the flood risk listNN18 8GS: not on the flood risk listNN18 8GT: not on the flood risk listNN18 8GU: not on the flood risk listNN18 8GW: not on the flood risk listNN18 8GX: not on the flood risk listNN18 8GY: not on the flood risk listNN18 8GZ: not on the flood risk listNN18 8HB: not on the flood risk listNN18 8HE: not on the flood risk listNN18 8HF: not on the flood risk listNN18 8HG: not on the flood risk listNN18 8HH: not on the flood risk listNN18 8HL: not on the flood risk listNN18 8HN: not on the flood risk listNN18 8HP: not on the flood risk listNN18 8HQ: not on the flood risk listNN18 8HR: not on the flood risk listNN18 8HS: not on the flood risk listNN18 8HU: not on the flood risk listNN18 8HX: not on the flood risk listNN18 8HY: not on the flood risk listNN18 8HZ: not on the flood risk listNN18 8JA: not on the flood risk listNN18 8JB: not on the flood risk listNN18 8JD: not on the flood risk listNN18 8JE: not on the flood risk listNN18 8JF: not on the flood risk listNN18 8JG: not on the flood risk listNN18 8JH: not on the flood risk listNN18 8JJ: not on the flood risk listNN18 8JL: not on the flood risk listNN18 8JN: not on the flood risk listNN18 8JP: not on the flood risk listNN18 8JQ: not on the flood risk listNN18 8JR: not on the flood risk listNN18 8JS: not on the flood risk listNN18 8JT: not on the flood risk listNN18 8JU: not on the flood risk listNN18 8JW: not on the flood risk listNN18 8JX: not on the flood risk listNN18 8JY: not on the flood risk listNN18 8LA: not on the flood risk listNN18 8LB: not on the flood risk listNN18 8LD: not on the flood risk listNN18 8LE: not on the flood risk listNN18 8LF: not on the flood risk listNN18 8LG: not on the flood risk listNN18 8LH: not on the flood risk listNN18 8LJ: not on the flood risk listNN18 8LL: not on the flood risk listNN18 8LN: not on the flood risk listNN18 8LP: not on the flood risk listNN18 8LQ: not on the flood risk listNN18 8LR: not on the flood risk listNN18 8LT: not on the flood risk listNN18 8LU: not on the flood risk listNN18 8LW: not on the flood risk listNN18 8LX: not on the flood risk listNN18 8LZ: not on the flood risk listNN18 8NA: not on the flood risk listNN18 8NB: not on the flood risk listNN18 8ND: not on the flood risk listNN18 8NE: not on the flood risk listNN18 8NF: not on the flood risk listNN18 8NG: not on the flood risk listNN18 8NH: not on the flood risk listNN18 8NJ: not on the flood risk listNN18 8NL: not on the flood risk listNN18 8NP: not on the flood risk listNN18 8NQ: not on the flood risk listNN18 8NR: not on the flood risk listNN18 8NS: not on the flood risk listNN18 8NT: not on the flood risk listNN18 8NW: not on the flood risk listNN18 8NX: not on the flood risk listNN18 8NY: not on the flood risk listNN18 8NZ: not on the flood risk listNN18 8PA: not on the flood risk listNN18 8PB: not on the flood risk listNN18 8PD: not on the flood risk listNN18 8PE: not on the flood risk listNN18 8PF: not on the flood risk listNN18 8PH: not on the flood risk listNN18 8PJ: not on the flood risk listNN18 8PL: not on the flood risk listNN18 8PN: not on the flood risk listNN18 8PP: not on the flood risk listNN18 8PQ: not on the flood risk listNN18 8PR: not on the flood risk listNN18 8PT: not on the flood risk listNN18 8PU: not on the flood risk listNN18 8PW: not on the flood risk listNN18 8PX: not on the flood risk listNN18 8PY: not on the flood risk listNN18 8PZ: not on the flood risk listNN18 8QA: not on the flood risk listNN18 8QB: not on the flood risk listNN18 8QD: not on the flood risk listNN18 8QE: not on the flood risk listNN18 8QF: not on the flood risk listNN18 8QG: not on the flood risk listNN18 8QH: not on the flood risk listNN18 8QJ: not on the flood risk listNN18 8QL: not on the flood risk listNN18 8QN: not on the flood risk listNN18 8QP: not on the flood risk listNN18 8QQ: not on the flood risk listNN18 8QR: not on the flood risk listNN18 8QS: not on the flood risk listNN18 8QT: not on the flood risk listNN18 8QU: not on the flood risk listNN18 8QW: not on the flood risk listNN18 8QX: not on the flood risk listNN18 8QY: not on the flood risk listNN18 8QZ: not on the flood risk listNN18 8RB: not on the flood risk listNN18 8RD: not on the flood risk listNN18 8RE: not on the flood risk listNN18 8RF: not on the flood risk listNN18 8RG: not on the flood risk listNN18 8RJ: not on the flood risk listNN18 8RL: not on the flood risk listNN18 8RN: not on the flood risk listNN18 8RP: not on the flood risk listNN18 8RQ: not on the flood risk listNN18 8RR: not on the flood risk listNN18 8RS: not on the flood risk listNN18 8RT: not on the flood risk listNN18 8RU: not on the flood risk listNN18 8RW: not on the flood risk listNN18 8RX: not on the flood risk listNN18 8RY: not on the flood risk listNN18 8RZ: not on the flood risk listNN18 8SB: not on the flood risk listNN18 8SD: not on the flood risk listNN18 8SE: not on the flood risk listNN18 8SG: not on the flood risk listNN18 8SH: not on the flood risk listNN18 8SJ: not on the flood risk listNN18 8SL: not on the flood risk listNN18 8SN: not on the flood risk listNN18 8SP: not on the flood risk listNN18 8SQ: not on the flood risk listNN18 8SR: not on the flood risk listNN18 8SS: not on the flood risk listNN18 8ST: not on the flood risk listNN18 8SU: not on the flood risk listNN18 8SW: not on the flood risk listNN18 8SX: not on the flood risk listNN18 8SY: not on the flood risk listNN18 8TA: not on the flood risk listNN18 8TB: not on the flood risk listNN18 8TD: not on the flood risk listNN18 8TE: not on the flood risk listNN18 8TF: not on the flood risk listNN18 8TG: not on the flood risk listNN18 8TJ: not on the flood risk listNN18 8TL: not on the flood risk listNN18 8TN: not on the flood risk listNN18 8TP: not on the flood risk listNN18 8TQ: not on the flood risk listNN18 8TR: not on the flood risk listNN18 8TS: not on the flood risk listNN18 8TU: not on the flood risk listNN18 8TW: not on the flood risk listNN18 8TY: not on the flood risk listNN18 8TZ: not on the flood risk listNN18 8UB: not on the flood risk listNN18 8UD: not on the flood risk listNN18 8UF: not on the flood risk listNN18 8UG: not on the flood risk listNN18 8UH: not on the flood risk listNN18 8UJ: not on the flood risk listNN18 8UL: not on the flood risk listNN18 8WZ: not on the flood risk listNN18 8AG: very low flood risk onlyNN18 8ES: very low flood risk onlyNN18 8FA: very low flood risk onlyNN18 8HJ: very low flood risk onlyNN18 8AA: low flood risk at worstNN18 8BW: low flood risk at worstNN18 8DL: low flood risk at worstNN18 8DP: low flood risk at worstNN18 8DY: low flood risk at worstNN18 8HW: low flood risk at worstNN18 8NN: low flood risk at worstNN18 8SZ: low flood risk at worstNN18 8HD: medium flood risk at worstNN18 8LS: medium flood risk at worstNN18 8ET: high flood riskNN18 8EW: high flood riskNN18 8HA: high flood riskNN18 8TX: high flood risk Corby Map of every postcode in the NN18 8 sector, by flood risk Of the 285 postcodes in the NN18 8 sector that ONS places, 4 have a home or business at high risk, 2 are at medium risk at worst, 8 are at low risk at worst, 4 are at very low risk only and 267 are not on the Environment Agency's at-risk list. Places named: Corby. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. A6116 Corby
  • A home or business at high risk: 4
  • At medium risk at worst: 2
  • At low risk at worst: 8
  • At very low risk only: 4
  • Not on the at-risk list: 267

Of the 285 postcodes in the NN18 8 sector that ONS places, 4 have a home or business at high risk, 2 are at medium risk at worst, 8 are at low risk at worst, 4 are at very low risk only and 267 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.

NN18 8EW11 at high riskNN18 8ET7 at high riskNN18 8TX4 at high riskNN18 8HA1 at high risk

What do homes sell for in NN18 8?

Homes in NN18 8 sold for a typical £251,500 in the 12 months to August 2026, across 180 sales, down 3.3% on the 12 months before, HM Land Registry's figures show.

£251,500 typical price, the 12 months to August 2026
£260,000 12 months to August 2025
▼ down 3.3% on the 12 months before
  • Detached £329,000 73 sales
  • Semi-detached £220,000 44 sales
  • Terraced £218,000 50 sales
  • Flat or maisonette £130,000 13 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 NN18 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 NN18 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.

NN18 8AANN18 8AGNN18 8ALNN18 8ANNN18 8APNN18 8AQNN18 8ARNN18 8AWNN18 8AYNN18 8AZNN18 8BANN18 8BBNN18 8BDNN18 8BENN18 8BFNN18 8BGNN18 8BHNN18 8BJNN18 8BLNN18 8BPNN18 8BQNN18 8BSNN18 8BTNN18 8BUNN18 8BWNN18 8BXNN18 8BYNN18 8BZNN18 8DANN18 8DBNN18 8DDNN18 8DENN18 8DFNN18 8DHNN18 8DJNN18 8DLNN18 8DNNN18 8DPNN18 8DQNN18 8DRNN18 8DSNN18 8DTNN18 8DUNN18 8DWNN18 8DXNN18 8DYNN18 8DZNN18 8EANN18 8EBNN18 8EDNN18 8EENN18 8EFNN18 8EGNN18 8EHNN18 8EJNN18 8ELNN18 8ENNN18 8EPNN18 8ERNN18 8ESNN18 8ETNN18 8EUNN18 8EWNN18 8EXNN18 8EYNN18 8FANN18 8FBNN18 8FDNN18 8FENN18 8FFNN18 8FGNN18 8FHNN18 8FJNN18 8FLNN18 8FNNN18 8FPNN18 8FQNN18 8FRNN18 8FSNN18 8FTNN18 8FUNN18 8FWNN18 8FXNN18 8FYNN18 8FZNN18 8GDNN18 8GFNN18 8GGNN18 8GHNN18 8GJNN18 8GLNN18 8GNNN18 8GPNN18 8GQNN18 8GRNN18 8GSNN18 8GTNN18 8GUNN18 8GWNN18 8GXNN18 8GYNN18 8GZNN18 8HANN18 8HBNN18 8HDNN18 8HENN18 8HFNN18 8HGNN18 8HHNN18 8HJNN18 8HLNN18 8HNNN18 8HPNN18 8HQNN18 8HRNN18 8HSNN18 8HUNN18 8HWNN18 8HXNN18 8HYNN18 8HZNN18 8JANN18 8JBNN18 8JDNN18 8JENN18 8JFNN18 8JGNN18 8JHNN18 8JJNN18 8JLNN18 8JNNN18 8JPNN18 8JQNN18 8JRNN18 8JSNN18 8JTNN18 8JUNN18 8JWNN18 8JXNN18 8JYNN18 8LANN18 8LBNN18 8LDNN18 8LENN18 8LFNN18 8LGNN18 8LHNN18 8LJNN18 8LLNN18 8LNNN18 8LPNN18 8LQNN18 8LRNN18 8LSNN18 8LTNN18 8LUNN18 8LWNN18 8LXNN18 8LYNN18 8LZNN18 8NANN18 8NBNN18 8NDNN18 8NENN18 8NFNN18 8NGNN18 8NHNN18 8NJNN18 8NLNN18 8NNNN18 8NPNN18 8NQNN18 8NRNN18 8NSNN18 8NTNN18 8NUNN18 8NWNN18 8NXNN18 8NYNN18 8NZNN18 8PANN18 8PBNN18 8PDNN18 8PENN18 8PFNN18 8PGNN18 8PHNN18 8PJNN18 8PLNN18 8PNNN18 8PPNN18 8PQNN18 8PRNN18 8PTNN18 8PUNN18 8PWNN18 8PXNN18 8PYNN18 8PZNN18 8QANN18 8QBNN18 8QDNN18 8QENN18 8QFNN18 8QGNN18 8QHNN18 8QJNN18 8QLNN18 8QNNN18 8QPNN18 8QQNN18 8QRNN18 8QSNN18 8QTNN18 8QUNN18 8QWNN18 8QXNN18 8QYNN18 8QZNN18 8RANN18 8RBNN18 8RDNN18 8RENN18 8RFNN18 8RGNN18 8RHNN18 8RJNN18 8RLNN18 8RNNN18 8RPNN18 8RQNN18 8RRNN18 8RSNN18 8RTNN18 8RUNN18 8RWNN18 8RXNN18 8RYNN18 8RZNN18 8SANN18 8SBNN18 8SDNN18 8SENN18 8SGNN18 8SHNN18 8SJNN18 8SLNN18 8SNNN18 8SPNN18 8SQNN18 8SRNN18 8SSNN18 8STNN18 8SUNN18 8SWNN18 8SXNN18 8SYNN18 8SZNN18 8TANN18 8TBNN18 8TDNN18 8TENN18 8TFNN18 8TGNN18 8TJNN18 8TLNN18 8TNNN18 8TPNN18 8TQNN18 8TRNN18 8TSNN18 8TUNN18 8TWNN18 8TXNN18 8TYNN18 8TZNN18 8UANN18 8UBNN18 8UDNN18 8UFNN18 8UGNN18 8UHNN18 8UJNN18 8ULNN18 8WZ

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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