NN14 3 postcode sector in the NN14 district

NN14 3 is a sector of the NN14 district: every postcode that starts NN14 3. It has 148 postcodes in use, 2 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 NN14 3 sector, and which are new since 2020

Map of every postcode in the NN14 3 sector, by new since 2020 Of the 148 postcodes in the NN14 3 sector that ONS places, 5 are new since 2020 and 143 were in use before 2020. Places named: Thrapston. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2.5 km. A605 NN14 3AA: before 2020NN14 3AB: before 2020NN14 3AD: before 2020NN14 3AE: before 2020NN14 3AG: before 2020NN14 3AH: before 2020NN14 3AJ: before 2020NN14 3AL: before 2020NN14 3AN: before 2020NN14 3AQ: before 2020NN14 3AR: before 2020NN14 3AS: before 2020NN14 3AT: before 2020NN14 3AU: before 2020NN14 3AW: before 2020NN14 3BA: before 2020NN14 3BB: before 2020NN14 3BD: before 2020NN14 3BE: before 2020NN14 3BF: before 2020NN14 3BG: before 2020NN14 3BH: before 2020NN14 3BJ: before 2020NN14 3BL: before 2020NN14 3BP: before 2020NN14 3BQ: before 2020NN14 3BS: before 2020NN14 3BT: before 2020NN14 3BU: before 2020NN14 3BW: before 2020NN14 3BX: before 2020NN14 3BY: before 2020NN14 3DA: before 2020NN14 3DB: before 2020NN14 3DD: before 2020NN14 3DF: before 2020NN14 3DG: before 2020NN14 3DH: before 2020NN14 3DJ: before 2020NN14 3DL: before 2020NN14 3DN: before 2020NN14 3DP: before 2020NN14 3DQ: before 2020NN14 3DR: before 2020NN14 3DS: before 2020NN14 3DT: before 2020NN14 3DU: before 2020NN14 3DW: before 2020NN14 3DY: before 2020NN14 3DZ: before 2020NN14 3EA: before 2020NN14 3EB: before 2020NN14 3ED: before 2020NN14 3EE: before 2020NN14 3EG: before 2020NN14 3EL: before 2020NN14 3EN: before 2020NN14 3EP: before 2020NN14 3EQ: before 2020NN14 3ER: before 2020NN14 3ES: before 2020NN14 3ET: before 2020NN14 3EY: before 2020NN14 3FA: before 2020NN14 3FB: before 2020NN14 3FD: before 2020NN14 3FE: before 2020NN14 3FF: before 2020NN14 3FG: before 2020NN14 3FJ: before 2020NN14 3HB: before 2020NN14 3HE: before 2020NN14 3HF: before 2020NN14 3HH: before 2020NN14 3HJ: before 2020NN14 3HL: before 2020NN14 3HN: before 2020NN14 3HP: before 2020NN14 3HS: before 2020NN14 3HU: before 2020NN14 3HW: before 2020NN14 3HX: before 2020NN14 3HZ: before 2020NN14 3JA: before 2020NN14 3JB: before 2020NN14 3JD: before 2020NN14 3JF: before 2020NN14 3JH: before 2020NN14 3JJ: before 2020NN14 3JL: before 2020NN14 3JN: before 2020NN14 3JP: before 2020NN14 3JQ: before 2020NN14 3JR: before 2020NN14 3JS: before 2020NN14 3JT: before 2020NN14 3JU: before 2020NN14 3JW: before 2020NN14 3JY: before 2020NN14 3LA: before 2020NN14 3LB: before 2020NN14 3LD: before 2020NN14 3LF: before 2020NN14 3LH: before 2020NN14 3LJ: before 2020NN14 3LL: before 2020NN14 3LN: before 2020NN14 3LT: before 2020NN14 3LY: before 2020NN14 3NA: before 2020NN14 3NB: before 2020NN14 3NG: before 2020NN14 3NZ: before 2020NN14 3SL: before 2020NN14 3UT: before 2020NN14 3UU: before 2020NN14 3EF: before 2020NN14 3EX: before 2020NN14 3FL: new since 2020NN14 3FN: new since 2020NN14 3FP: new since 2020NN14 3WT: new since 2020 Thrapston Map of every postcode in the NN14 3 sector, by new since 2020 Of the 148 postcodes in the NN14 3 sector that ONS places, 5 are new since 2020 and 143 were in use before 2020. Places named: Thrapston. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2.5 km. Thrapston
  • New since 2020: 5
  • In use before 2020: 143

Of the 148 postcodes in the NN14 3 sector that ONS places, 5 are new since 2020 and 143 were in use before 2020.

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. New since 2020 means it came into use in January 2020 or later. 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; when each came into use: the same directory; 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 5 newest postcodes

NN14 3FPNovember 2025NN14 3WTSeptember 2025NN14 3FNFebruary 2025NN14 3FLSeptember 2024NN14 3YZJune 2024

What do homes sell for in NN14 3?

Homes in NN14 3 sold for a typical £420,000 in the 12 months to August 2026, across 47 sales, up 5% on the 12 months before, HM Land Registry's figures show.

£420,000 typical price, the 12 months to August 2026
£400,000 12 months to August 2025
▲ up 5% on the 12 months before
  • Detached £565,255 26 sales
  • Semi-detached £330,000 12 sales
  • Terraced £325,000 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 NN14 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 NN14 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.

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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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