NW3 3 postcode sector in the NW3 district

NW3 3 is a sector of the NW3 district: every postcode that starts NW3 3. It has 149 postcodes in use, 8 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 NW3 3 sector, and which are new since 2020

Map of every postcode in the NW3 3 sector, by new since 2020 Of the 149 postcodes in the NW3 3 sector that ONS places, 149 were in use before 2020. One postcode lies beyond the edge and is listed under the map. Places named: Primrose Hill. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A502A41 NW3 3AA: before 2020NW3 3AB: before 2020NW3 3AD: before 2020NW3 3AG: before 2020NW3 3AH: before 2020NW3 3AJ: before 2020NW3 3AP: before 2020NW3 3AQ: before 2020NW3 3AR: before 2020NW3 3AS: before 2020NW3 3AT: before 2020NW3 3AU: before 2020NW3 3AX: before 2020NW3 3AY: before 2020NW3 3AZ: before 2020NW3 3BN: before 2020NW3 3BP: before 2020NW3 3BS: before 2020NW3 3BT: before 2020NW3 3BU: before 2020NW3 3BX: before 2020NW3 3BY: before 2020NW3 3DE: before 2020NW3 3DG: before 2020NW3 3DJ: before 2020NW3 3DL: before 2020NW3 3DN: before 2020NW3 3DP: before 2020NW3 3DR: before 2020NW3 3DS: before 2020NW3 3DU: before 2020NW3 3DX: before 2020NW3 3DY: before 2020NW3 3EA: before 2020NW3 3EH: before 2020NW3 3EJ: before 2020NW3 3EL: before 2020NW3 3EN: before 2020NW3 3EP: before 2020NW3 3ER: before 2020NW3 3ES: before 2020NW3 3ET: before 2020NW3 3EU: before 2020NW3 3EX: before 2020NW3 3EY: before 2020NW3 3HA: before 2020NW3 3HH: before 2020NW3 3HJ: before 2020NW3 3HL: before 2020NW3 3HN: before 2020NW3 3HP: before 2020NW3 3HR: before 2020NW3 3HS: before 2020NW3 3HT: before 2020NW3 3HU: before 2020NW3 3HX: before 2020NW3 3HY: before 2020NW3 3JB: before 2020NW3 3JG: before 2020NW3 3JH: before 2020NW3 3JJ: before 2020NW3 3JL: before 2020NW3 3JN: before 2020NW3 3JS: before 2020NW3 3JT: before 2020NW3 3JW: before 2020NW3 3JY: before 2020NW3 3JZ: before 2020NW3 3LD: before 2020NW3 3LG: before 2020NW3 3LH: before 2020NW3 3LJ: before 2020NW3 3LL: before 2020NW3 3LN: before 2020NW3 3LP: before 2020NW3 3LR: before 2020NW3 3LT: before 2020NW3 3LU: before 2020NW3 3LX: before 2020NW3 3LY: before 2020NW3 3LZ: before 2020NW3 3NA: before 2020NW3 3ND: before 2020NW3 3NF: before 2020NW3 3NG: before 2020NW3 3NH: before 2020NW3 3NJ: before 2020NW3 3NN: before 2020NW3 3NP: before 2020NW3 3NQ: before 2020NW3 3NR: before 2020NW3 3NT: before 2020NW3 3NU: before 2020NW3 3PA: before 2020NW3 3PL: before 2020NW3 3PS: before 2020NW3 3PT: before 2020NW3 3PU: before 2020NW3 3PX: before 2020NW3 3PY: before 2020NW3 3QA: before 2020NW3 3QB: before 2020NW3 3QD: before 2020NW3 3QE: before 2020NW3 3QP: before 2020NW3 3QR: before 2020NW3 3QS: before 2020NW3 3QT: before 2020NW3 3QU: before 2020NW3 3QX: before 2020NW3 3QY: before 2020NW3 3RA: before 2020NW3 3RB: before 2020NW3 3RD: before 2020NW3 3RE: before 2020NW3 3RP: before 2020NW3 3RR: before 2020NW3 3RS: before 2020NW3 3RT: before 2020NW3 3RU: before 2020NW3 3RY: before 2020NW3 3SA: before 2020NW3 3SB: before 2020NW3 3SD: before 2020NW3 3SE: before 2020NW3 3SG: before 2020NW3 3SH: before 2020NW3 3SL: before 2020NW3 3SN: before 2020NW3 3SP: before 2020NW3 3SR: before 2020NW3 3SS: before 2020NW3 3ST: before 2020NW3 3SU: before 2020NW3 3XX: before 2020 Primrose Hill Map of every postcode in the NW3 3 sector, by new since 2020 Of the 149 postcodes in the NW3 3 sector that ONS places, 149 were in use before 2020. One postcode lies beyond the edge and is listed under the map. Places named: Primrose Hill. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. Primrose Hill
  • New since 2020: 0
  • In use before 2020: 149

Of the 149 postcodes in the NW3 3 sector that ONS places, 149 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. Names in italics are council wards: we hold no town or village names here.

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

Further out, not drawn

This postcode lies well apart from the rest, so the map is drawn without it to show the rest closer; it is in every count.

NW3 3XU

What do homes sell for in NW3 3?

Homes in NW3 3 sold for a typical £910,000 in the 12 months to August 2026, across 61 sales, down 5.5% on the 12 months before, HM Land Registry's figures show.

£910,000 typical price, the 12 months to August 2026
£962,500 12 months to August 2025
▼ down 5.5% on the 12 months before
  • Detached 1 sale, too few to price
  • Semi-detached 2 sales, too few to price
  • Terraced £1,600,000 9 sales
  • Flat or maisonette £840,000 49 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 NW3 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 NW3 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.

NW3 3AANW3 3ABNW3 3ADNW3 3AGNW3 3AHNW3 3AJNW3 3APNW3 3AQNW3 3ARNW3 3ASNW3 3ATNW3 3AUNW3 3AXNW3 3AYNW3 3AZNW3 3BNNW3 3BPNW3 3BSNW3 3BTNW3 3BUNW3 3BXNW3 3BYNW3 3DENW3 3DGNW3 3DJNW3 3DLNW3 3DNNW3 3DPNW3 3DRNW3 3DSNW3 3DUNW3 3DXNW3 3DYNW3 3EANW3 3EHNW3 3EJNW3 3ELNW3 3ENNW3 3EPNW3 3ERNW3 3ESNW3 3ETNW3 3EUNW3 3EXNW3 3EYNW3 3HANW3 3HHNW3 3HJNW3 3HLNW3 3HNNW3 3HPNW3 3HRNW3 3HSNW3 3HTNW3 3HUNW3 3HXNW3 3HYNW3 3JBNW3 3JGNW3 3JHNW3 3JJNW3 3JLNW3 3JNNW3 3JPNW3 3JRNW3 3JSNW3 3JTNW3 3JUNW3 3JWNW3 3JXNW3 3JYNW3 3JZNW3 3LDNW3 3LGNW3 3LHNW3 3LJNW3 3LLNW3 3LNNW3 3LPNW3 3LRNW3 3LTNW3 3LUNW3 3LXNW3 3LYNW3 3LZNW3 3NANW3 3NDNW3 3NENW3 3NFNW3 3NGNW3 3NHNW3 3NJNW3 3NNNW3 3NPNW3 3NQNW3 3NRNW3 3NTNW3 3NUNW3 3NWNW3 3NXNW3 3NYNW3 3NZNW3 3PANW3 3PLNW3 3PNNW3 3PPNW3 3PSNW3 3PTNW3 3PUNW3 3PXNW3 3PYNW3 3QANW3 3QBNW3 3QDNW3 3QENW3 3QPNW3 3QRNW3 3QSNW3 3QTNW3 3QUNW3 3QXNW3 3QYNW3 3RANW3 3RBNW3 3RDNW3 3RENW3 3RPNW3 3RRNW3 3RSNW3 3RTNW3 3RUNW3 3RXNW3 3RYNW3 3SANW3 3SBNW3 3SDNW3 3SENW3 3SGNW3 3SHNW3 3SJNW3 3SLNW3 3SNNW3 3SPNW3 3SRNW3 3SSNW3 3STNW3 3SUNW3 3XUNW3 3XX

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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