Use this guide to understand NW7 3SJ in Barnet. Start with the interactive location and approximate postcode outline, then browse the available facts and local-area indicators. Labels show which figures relate to the exact postcode and which cover a larger geography. Census 2021 records 69 residents and 24 households at the exact postcode.
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Create a Custom MapCore details from the ONS Postcode Directory. Geography codes identify the official areas containing this postcode.
| Postcode | NW7 3SJ |
| Postcode without spaces | NW73SJ |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.6184800 |
| Longitude | -0.2567950 |
| British National Grid | 520,781 E, 192,511 N |
| Country | England |
| Region | London |
| Local authority | Barnet |
| Output Area (2021) | E00001135 |
| LSOA (2021) | E01000234 |
| MSOA (2021) | E02000044 |
| Electoral ward | E05013637 |
| Westminster constituency | E14001279 |
The postcode is assigned to these official political geographies. Names and election results will be added when the ElectionMaps datasets are connected.
These Census figures are matched directly to the full postcode, rather than inferred from a wider neighbourhood.
| Residents | 69 |
| Households | 24 |
| Female residents | 29 |
| Male residents | 40 |
| Residents per household | 2.9 |
A detailed vector map covering a 500 metre radius around the postcode.
Deprivation is published for the postcode's containing Lower Layer Super Output Area, a neighbourhood geography covering more than one postcode.
Land Registry Price Paid Data transactions matched to this exact full postcode.
| Sale date | Address | Property type | Tenure | Price |
|---|---|---|---|---|
| 25 Nov 2025 | 8, SUNBURY AVENUE, LONDON | Detached | Freehold | £1,077,500 |
| 29 Nov 2023 | 36, SUNBURY AVENUE, LONDON | Semi-detached | Freehold | £1,597,500 |
| 29 Nov 2023 | 36, SUNBURY AVENUE, LONDON | Other | Freehold | £1,597,500 |
| 28 Oct 2022 | 38, SUNBURY AVENUE, LONDON | Semi-detached | Freehold | £853,000 |
| 30 Sep 2022 | 40, SUNBURY AVENUE, LONDON | Semi-detached | Freehold | £850,000 |
| 16 Dec 2021 | 20, SUNBURY AVENUE, LONDON | Detached | Freehold | £950,000 |
| 30 Nov 2020 | 16, SUNBURY AVENUE, LONDON | Semi-detached | Freehold | £776,500 |
Open schools and active GP practices in the NW7 postcode district, ordered by straight-line distance where coordinates are available.
Voluntary aided school
68 Hale Lane, Mill Hill, London, NW7 3RT
Ages 3–11 · 219 pupils of 230 capacity
0.9% eligible for free school meals
B
3 SEFTON AVENUE, MILL HILL, LONDON, NW7 3QB
Community school
Hale Drive, Mill Hill, London, NW7 3ED
Ages 3–7 · 212 pupils of 270 capacity
24.5% eligible for free school meals
Academy converter
Hale Drive, Mill Hill, London, NW7 3ED
Ages 7–11 · 253 pupils of 360 capacity
39.9% eligible for free school meals
Other independent school
22 Goodwyn Avenue, Mill Hill, London, NW7 3RG
Ages 3–11 · 84 pupils of 120 capacity
B
2 HARTLEY AVENUE, MILL HILL, LONDON, NW7 2HX
Community school
Courtland Avenue, Mill Hill, London, NW7 3BG
Ages 4–11 · 213 pupils of 210 capacity
15.0% eligible for free school meals
Community school
The Fairway, London, NW7 3HS
Ages 2–11 · 254 pupils of 277 capacity
31.4% eligible for free school meals
Community special school
The Fairway, Mill Hill, London, NW7 3HS
Ages 4–15 · 185 pupils of 184 capacity
46.5% eligible for free school meals
Free schools
20 Daws Lane, London, NW7 4SL
Ages 3–11 · 175 pupils of 196 capacity
2.3% eligible for free school meals
Other independent school
Hammers Lane, Mill Hill, London, London, NW7 4DB
Ages 3–11 · 140 pupils of 223 capacity
Academy converter
Worcester Crescent, Mill Hill, London, NW7 4LL
Ages 11–18 · 1,628 pupils of 1,538 capacity
21.5% eligible for free school meals
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 20 February 2025
68100 - Buying and selling of own real estate
Private Limited Company
Incorporated 6 July 2021
41100 - Development of building projects
Private Limited Company
Incorporated 4 October 2017
68209 - Other letting and operating of own or leased real estate
Private Limited Company
Incorporated 5 November 2012
70229 - Management consultancy activities other than financial management
Private Limited Company
Incorporated 22 February 2000
46342 - Wholesale of wine, beer, spirits and other alcoholic beverages
Private Limited Company
Incorporated 12 July 1999
68209 - Other letting and operating of own or leased real estate
Private Limited Company
Incorporated 30 June 1998
55900 - Other accommodation
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Barnet 021D includes NW7 3SJ and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Anti-social behaviour | 4 |
| Violence and sexual offences | 1 |
Answers use the geographic scope stated with each dataset above.
NW7 3SJ is in Barnet, England.
The Census 2021 postcode-level dataset records 69 residents at NW7 3SJ. This is an exact postcode count.
The deprivation figures describe the containing Lower Layer Super Output Area, not only the individual postcode.
Yes. The sold-price records shown on this page are Land Registry transactions matched to the full NW7 3SJ postcode.
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full NW7 3SJ postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.