NN11 9 postcode sector in the NN11 district

NN11 9 is a sector of the NN11 district: every postcode that starts NN11 9. It has 121 postcodes in use, one of them a large-user postcode. 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 NN11 9 sector, by flood risk

Map of every postcode in the NN11 9 sector, by flood risk Of the 121 postcodes in the NN11 9 sector that ONS places, 121 are not on the Environment Agency's at-risk list. Places named: Daventry. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A361A45A4256 NN11 9AA: not on the flood risk listNN11 9AB: not on the flood risk listNN11 9AD: not on the flood risk listNN11 9AE: not on the flood risk listNN11 9AF: not on the flood risk listNN11 9AH: not on the flood risk listNN11 9AJ: not on the flood risk listNN11 9AL: not on the flood risk listNN11 9AN: not on the flood risk listNN11 9AP: not on the flood risk listNN11 9AQ: not on the flood risk listNN11 9AR: not on the flood risk listNN11 9AS: not on the flood risk listNN11 9AT: not on the flood risk listNN11 9AU: not on the flood risk listNN11 9AW: not on the flood risk listNN11 9AX: not on the flood risk listNN11 9AY: not on the flood risk listNN11 9AZ: not on the flood risk listNN11 9BA: not on the flood risk listNN11 9BB: not on the flood risk listNN11 9BD: not on the flood risk listNN11 9BE: not on the flood risk listNN11 9BF: not on the flood risk listNN11 9BG: not on the flood risk listNN11 9BH: not on the flood risk listNN11 9BJ: not on the flood risk listNN11 9BL: not on the flood risk listNN11 9BN: not on the flood risk listNN11 9BP: not on the flood risk listNN11 9BQ: not on the flood risk listNN11 9BS: not on the flood risk listNN11 9BT: not on the flood risk listNN11 9BU: not on the flood risk listNN11 9BW: not on the flood risk listNN11 9BX: not on the flood risk listNN11 9BY: not on the flood risk listNN11 9BZ: not on the flood risk listNN11 9DA: not on the flood risk listNN11 9DB: not on the flood risk listNN11 9DD: not on the flood risk listNN11 9DE: not on the flood risk listNN11 9DF: not on the flood risk listNN11 9DG: not on the flood risk listNN11 9DH: not on the flood risk listNN11 9DJ: not on the flood risk listNN11 9DL: not on the flood risk listNN11 9DN: not on the flood risk listNN11 9DP: not on the flood risk listNN11 9DQ: not on the flood risk listNN11 9DR: not on the flood risk listNN11 9DS: not on the flood risk listNN11 9DT: not on the flood risk listNN11 9DU: not on the flood risk listNN11 9DW: not on the flood risk listNN11 9DX: not on the flood risk listNN11 9DY: not on the flood risk listNN11 9DZ: not on the flood risk listNN11 9EB: not on the flood risk listNN11 9ED: not on the flood risk listNN11 9EE: not on the flood risk listNN11 9EF: not on the flood risk listNN11 9EG: not on the flood risk listNN11 9EP: not on the flood risk listNN11 9EQ: not on the flood risk listNN11 9ER: not on the flood risk listNN11 9ES: not on the flood risk listNN11 9ET: not on the flood risk listNN11 9EU: not on the flood risk listNN11 9EW: not on the flood risk listNN11 9EX: not on the flood risk listNN11 9EY: not on the flood risk listNN11 9EZ: not on the flood risk listNN11 9FR: not on the flood risk listNN11 9FS: not on the flood risk listNN11 9FT: not on the flood risk listNN11 9FU: not on the flood risk listNN11 9FZ: not on the flood risk listNN11 9GZ: not on the flood risk listNN11 9HB: not on the flood risk listNN11 9HE: not on the flood risk listNN11 9HF: not on the flood risk listNN11 9HG: not on the flood risk listNN11 9HH: not on the flood risk listNN11 9HJ: not on the flood risk listNN11 9HL: not on the flood risk listNN11 9HP: not on the flood risk listNN11 9HQ: not on the flood risk listNN11 9HR: not on the flood risk listNN11 9HS: not on the flood risk listNN11 9HW: not on the flood risk listNN11 9HX: not on the flood risk listNN11 9HZ: not on the flood risk listNN11 9LE: not on the flood risk listNN11 9LN: not on the flood risk listNN11 9NS: not on the flood risk listNN11 9QB: not on the flood risk listNN11 9QD: not on the flood risk listNN11 9QG: not on the flood risk listNN11 9RL: not on the flood risk listNN11 9RN: not on the flood risk listNN11 9RS: not on the flood risk listNN11 9RU: not on the flood risk listNN11 9SA: not on the flood risk listNN11 9SW: not on the flood risk listNN11 9SX: not on the flood risk listNN11 9TD: not on the flood risk listNN11 9TW: not on the flood risk listNN11 9UB: not on the flood risk listNN11 9UE: not on the flood risk listNN11 9UQ: not on the flood risk listNN11 9UR: not on the flood risk listNN11 9WH: not on the flood risk listNN11 9WJ: not on the flood risk listNN11 9XL: not on the flood risk listNN11 9YA: not on the flood risk listNN11 9YB: not on the flood risk listNN11 9YS: not on the flood risk listNN11 9YU: not on the flood risk listNN11 9YW: not on the flood risk listNN11 9YX: not on the flood risk list Daventry Map of every postcode in the NN11 9 sector, by flood risk Of the 121 postcodes in the NN11 9 sector that ONS places, 121 are not on the Environment Agency's at-risk list. Places named: Daventry. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A361A45 Daventry
  • A home or business at high risk: 0
  • At medium risk at worst: 0
  • At low risk at worst: 0
  • At very low risk only: 0
  • Not on the at-risk list: 121

Of the 121 postcodes in the NN11 9 sector that ONS places, 121 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.

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

What do homes sell for in NN11 9?

Homes in NN11 9 sold for a typical £235,000 in the 12 months to August 2026, across 81 sales, up 4.4% on the 12 months before, HM Land Registry's figures show.

£235,000 typical price, the 12 months to August 2026
£225,000 12 months to August 2025
▲ up 4.4% on the 12 months before
  • Detached £333,975 22 sales
  • Semi-detached £228,000 27 sales
  • Terraced £215,000 25 sales
  • Flat or maisonette £140,000 7 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 NN11 9. 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 NN11 9

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.

NN11 9AANN11 9ABNN11 9ADNN11 9AENN11 9AFNN11 9AHNN11 9AJNN11 9ALNN11 9ANNN11 9APNN11 9AQNN11 9ARNN11 9ASNN11 9ATNN11 9AUNN11 9AWNN11 9AXNN11 9AYNN11 9AZNN11 9BANN11 9BBNN11 9BDNN11 9BENN11 9BFNN11 9BGNN11 9BHNN11 9BJNN11 9BLNN11 9BNNN11 9BPNN11 9BQNN11 9BSNN11 9BTNN11 9BUNN11 9BWNN11 9BXNN11 9BYNN11 9BZNN11 9DANN11 9DBNN11 9DDNN11 9DENN11 9DFNN11 9DGNN11 9DHNN11 9DJNN11 9DLNN11 9DNNN11 9DPNN11 9DQNN11 9DRNN11 9DSNN11 9DTNN11 9DUNN11 9DWNN11 9DXNN11 9DYNN11 9DZNN11 9EBNN11 9EDNN11 9EENN11 9EFNN11 9EGNN11 9EPNN11 9EQNN11 9ERNN11 9ESNN11 9ETNN11 9EUNN11 9EWNN11 9EXNN11 9EYNN11 9EZNN11 9FRNN11 9FSNN11 9FTNN11 9FUNN11 9FZNN11 9GZNN11 9HBNN11 9HENN11 9HFNN11 9HGNN11 9HHNN11 9HJNN11 9HLNN11 9HPNN11 9HQNN11 9HRNN11 9HSNN11 9HWNN11 9HXNN11 9HZNN11 9LENN11 9LNNN11 9NSNN11 9QBNN11 9QDNN11 9QGNN11 9RLNN11 9RNNN11 9RSNN11 9RUNN11 9SANN11 9SWNN11 9SXNN11 9TDNN11 9TWNN11 9UBNN11 9UENN11 9UQNN11 9URNN11 9WHNN11 9WJNN11 9XLNN11 9YANN11 9YBNN11 9YSNN11 9YUNN11 9YWNN11 9YX

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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