Use this guide to understand SE23 3YG in Lewisham. 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 29 residents and 18 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 | SE23 3YG |
| Postcode without spaces | SE233YG |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.4370300 |
| Longitude | -0.0558460 |
| British National Grid | 535,228 E, 172,685 N |
| Country | England |
| Region | London |
| Local authority | Lewisham |
| Output Area (2021) | E00182603 |
| LSOA (2021) | E01003256 |
| MSOA (2021) | E02000680 |
| Electoral ward | E05013722 |
| Westminster constituency | E14001333 |
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 | 29 |
| Households | 18 |
| Female residents | 12 |
| Male residents | 17 |
| Residents per household | 1.6 |
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 |
|---|---|---|---|---|
| 22 Jun 2021 | 20, TORCROSS DRIVE, LONDON | Flat or maisonette | Leasehold | £252,000 |
Open schools and active GP practices in the SE23 postcode district, ordered by straight-line distance where coordinates are available.
Voluntary aided school
Dartmouth Road, Forest Hill, London, SE23 3HZ
Ages 3–11 · 185 pupils of 210 capacity
49.2% eligible for free school meals
Academy converter
Perry Vale, Forest Hill, London, SE23 2NE
Ages 3–11 · 206 pupils of 300 capacity
41.0% eligible for free school meals
Community school
Sunderland Road, Forest Hill, London, SE23 2PX
Ages 3–11 · 202 pupils of 210 capacity
34.4% eligible for free school meals
Community school
Dacres Road, Forest Hill, London, SE23 2XN
Ages 11–18 · 1,080 pupils of 1,535 capacity
27.2% eligible for free school meals
Community school
Horniman Drive, London, SE23 3BP
Ages 5–11 · 201 pupils of 210 capacity
10.9% eligible for free school meals
B
THE VALE MEDICAL CENTRE, 195-197 PERRY VALE, LONDON, SE23 2JF
B
195-197 PERRY VALE, FOREST HILL, LONDON, SE23 2JF
Miscellaneous
62-72 Dalmain Road, London, SE23 1AT
Ages 11–17
Community school
Grove Close, Brockley Rise, London, SE23 1AS
Ages 3–11 · 381 pupils of 470 capacity
15.5% eligible for free school meals
Community school
Honor Oak Road, London, SE23 3SB
Ages 3–11 · 362 pupils of 480 capacity
15.9% eligible for free school meals
Community school
Kilmorie Road, London, SE23 2SP
Ages 3–11 · 613 pupils of 700 capacity
9.8% eligible for free school meals
B
JENNER HEALTH CENTRE 201-203, STANSTEAD ROAD, FOREST HILL, LONDON, SE23 1HU
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 24 February 2026
43290 - Other construction installation
Private Limited Company
Incorporated 10 November 2025
47910 - Retail sale via mail order houses or via Internet
Private Limited Company
Incorporated 10 August 2020
41202 - Construction of domestic buildings
Private Limited Company
Incorporated 6 May 1970
98000 - Residents property management
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Lewisham 028A includes SE23 3YG and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Violence and sexual offences | 23 |
| Anti-social behaviour | 3 |
| Drugs | 1 |
| Other theft | 1 |
| Public order | 1 |
| Robbery | 1 |
| Vehicle crime | 1 |
Answers use the geographic scope stated with each dataset above.
SE23 3YG is in Lewisham, England.
The Census 2021 postcode-level dataset records 29 residents at SE23 3YG. 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 SE23 3YG postcode.
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full SE23 3YG postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.