NW3 6 postcode sector in the NW3 district

NW3 6 is a sector of the NW3 district: every postcode that starts NW3 6. It has 177 postcodes in use, 10 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 6 sector, by flood risk

Map of every postcode in the NW3 6 sector, by flood risk Of the 177 postcodes in the NW3 6 sector that ONS places, 177 are not on the Environment Agency's at-risk list. Places named: Frognal, Hampstead Town. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. NW3 6AA: not on the flood risk listNW3 6AE: not on the flood risk listNW3 6AG: not on the flood risk listNW3 6AH: not on the flood risk listNW3 6AJ: not on the flood risk listNW3 6AL: not on the flood risk listNW3 6AP: not on the flood risk listNW3 6AR: not on the flood risk listNW3 6AU: not on the flood risk listNW3 6AX: not on the flood risk listNW3 6AY: not on the flood risk listNW3 6BA: not on the flood risk listNW3 6BB: not on the flood risk listNW3 6BD: not on the flood risk listNW3 6BE: not on the flood risk listNW3 6BF: not on the flood risk listNW3 6BG: not on the flood risk listNW3 6BH: not on the flood risk listNW3 6BJ: not on the flood risk listNW3 6BP: not on the flood risk listNW3 6BQ: not on the flood risk listNW3 6BR: not on the flood risk listNW3 6BX: not on the flood risk listNW3 6DE: not on the flood risk listNW3 6DG: not on the flood risk listNW3 6DH: not on the flood risk listNW3 6DJ: not on the flood risk listNW3 6DL: not on the flood risk listNW3 6DN: not on the flood risk listNW3 6DT: not on the flood risk listNW3 6DU: not on the flood risk listNW3 6DX: not on the flood risk listNW3 6DY: not on the flood risk listNW3 6EF: not on the flood risk listNW3 6EH: not on the flood risk listNW3 6EL: not on the flood risk listNW3 6EN: not on the flood risk listNW3 6ER: not on the flood risk listNW3 6ES: not on the flood risk listNW3 6ET: not on the flood risk listNW3 6EX: not on the flood risk listNW3 6EY: not on the flood risk listNW3 6HB: not on the flood risk listNW3 6HD: not on the flood risk listNW3 6HE: not on the flood risk listNW3 6HF: not on the flood risk listNW3 6HG: not on the flood risk listNW3 6HJ: not on the flood risk listNW3 6HN: not on the flood risk listNW3 6HS: not on the flood risk listNW3 6HT: not on the flood risk listNW3 6HX: not on the flood risk listNW3 6HY: not on the flood risk listNW3 6JG: not on the flood risk listNW3 6JH: not on the flood risk listNW3 6JP: not on the flood risk listNW3 6JS: not on the flood risk listNW3 6JY: not on the flood risk listNW3 6LB: not on the flood risk listNW3 6LE: not on the flood risk listNW3 6LG: not on the flood risk listNW3 6LH: not on the flood risk listNW3 6LN: not on the flood risk listNW3 6LP: not on the flood risk listNW3 6LS: not on the flood risk listNW3 6LT: not on the flood risk listNW3 6LU: not on the flood risk listNW3 6ND: not on the flood risk listNW3 6NE: not on the flood risk listNW3 6NG: not on the flood risk listNW3 6NN: not on the flood risk listNW3 6NP: not on the flood risk listNW3 6NR: not on the flood risk listNW3 6NT: not on the flood risk listNW3 6NU: not on the flood risk listNW3 6NX: not on the flood risk listNW3 6NY: not on the flood risk listNW3 6PD: not on the flood risk listNW3 6PE: not on the flood risk listNW3 6PG: not on the flood risk listNW3 6PH: not on the flood risk listNW3 6PP: not on the flood risk listNW3 6PR: not on the flood risk listNW3 6PS: not on the flood risk listNW3 6PT: not on the flood risk listNW3 6PU: not on the flood risk listNW3 6PX: not on the flood risk listNW3 6PY: not on the flood risk listNW3 6PZ: not on the flood risk listNW3 6QA: not on the flood risk listNW3 6QB: not on the flood risk listNW3 6QD: not on the flood risk listNW3 6QE: not on the flood risk listNW3 6QN: not on the flood risk listNW3 6QP: not on the flood risk listNW3 6QR: not on the flood risk listNW3 6QS: not on the flood risk listNW3 6QT: not on the flood risk listNW3 6QU: not on the flood risk listNW3 6QX: not on the flood risk listNW3 6QY: not on the flood risk listNW3 6RA: not on the flood risk listNW3 6RD: not on the flood risk listNW3 6RE: not on the flood risk listNW3 6RF: not on the flood risk listNW3 6RG: not on the flood risk listNW3 6RH: not on the flood risk listNW3 6RJ: not on the flood risk listNW3 6RL: not on the flood risk listNW3 6RP: not on the flood risk listNW3 6RR: not on the flood risk listNW3 6RS: not on the flood risk listNW3 6RT: not on the flood risk listNW3 6RU: not on the flood risk listNW3 6RX: not on the flood risk listNW3 6SE: not on the flood risk listNW3 6SG: not on the flood risk listNW3 6SH: not on the flood risk listNW3 6SJ: not on the flood risk listNW3 6SL: not on the flood risk listNW3 6SP: not on the flood risk listNW3 6SR: not on the flood risk listNW3 6SS: not on the flood risk listNW3 6ST: not on the flood risk listNW3 6SU: not on the flood risk listNW3 6SX: not on the flood risk listNW3 6SY: not on the flood risk listNW3 6SZ: not on the flood risk listNW3 6TE: not on the flood risk listNW3 6TG: not on the flood risk listNW3 6TH: not on the flood risk listNW3 6TP: not on the flood risk listNW3 6TR: not on the flood risk listNW3 6TS: not on the flood risk listNW3 6TT: not on the flood risk listNW3 6TU: not on the flood risk listNW3 6TX: not on the flood risk listNW3 6TY: not on the flood risk listNW3 6UA: not on the flood risk listNW3 6UD: not on the flood risk listNW3 6UG: not on the flood risk listNW3 6UH: not on the flood risk listNW3 6UP: not on the flood risk listNW3 6UT: not on the flood risk listNW3 6UU: not on the flood risk listNW3 6UX: not on the flood risk listNW3 6UY: not on the flood risk listNW3 6UZ: not on the flood risk listNW3 6XA: not on the flood risk listNW3 6XB: not on the flood risk listNW3 6XD: not on the flood risk listNW3 6XE: not on the flood risk listNW3 6XG: not on the flood risk listNW3 6XH: not on the flood risk listNW3 6XR: not on the flood risk listNW3 6XS: not on the flood risk listNW3 6XT: not on the flood risk listNW3 6XU: not on the flood risk listNW3 6XX: not on the flood risk listNW3 6XY: not on the flood risk listNW3 6YA: not on the flood risk listNW3 6YB: not on the flood risk listNW3 6YD: not on the flood risk list FrognalHampstead Town Map of every postcode in the NW3 6 sector, by flood risk Of the 177 postcodes in the NW3 6 sector that ONS places, 177 are not on the Environment Agency's at-risk list. Places named: Frognal, Hampstead Town. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. FrognalHampstead Town
  • 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: 177

Of the 177 postcodes in the NW3 6 sector that ONS places, 177 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. 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; 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 NW3 6?

Homes in NW3 6 sold for a typical £875,000 in the 12 months to August 2026, across 45 sales, down 9.8% on the 12 months before, HM Land Registry's figures show.

£875,000 typical price, the 12 months to August 2026
£970,000 12 months to August 2025
▼ down 9.8% on the 12 months before
  • Semi-detached 1 sale, too few to price
  • Terraced 3 sales, too few to price
  • Flat or maisonette £855,000 41 sales

Standard sales of homes at market value at the postcodes that start NW3 6. 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 6

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.

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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