Find SE23 3YN in Lewisham and explore the information recorded for it. The interactive map shows the postcode’s position and an approximate address-derived outline, with exact-postcode facts and wider neighbourhood statistics clearly identified below. Census 2021 records 86 residents and 32 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 3YN |
| Postcode without spaces | SE233YN |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.4373000 |
| Longitude | -0.0584100 |
| British National Grid | 535,049 E, 172,710 N |
| Country | England |
| Region | London |
| Local authority | Lewisham |
| Output Area (2021) | E00016464 |
| LSOA (2021) | E01003257 |
| 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 | 86 |
| Households | 32 |
| Female residents | 53 |
| Male residents | 33 |
| Residents per household | 2.7 |
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 |
|---|---|---|---|---|
| 14 May 2025 | FLAT 9, MCLEOD HOUSE, SHACKLETON CLOSE, LONDON | Flat or maisonette | Leasehold | £350,000 |
| 14 Feb 2025 | FLAT 13, MCLEOD HOUSE, SHACKLETON CLOSE, LONDON | Flat or maisonette | Leasehold | £328,000 |
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
Horniman Drive, London, SE23 3BP
Ages 5–11 · 201 pupils of 210 capacity
10.9% 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
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
Honor Oak Road, London, SE23 3SB
Ages 3–11 · 362 pupils of 480 capacity
15.9% eligible for free school meals
B
JENNER HEALTH CENTRE 201-203, STANSTEAD ROAD, FOREST HILL, LONDON, SE23 1HU
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
Kilmorie Road, London, SE23 2SP
Ages 3–11 · 613 pupils of 700 capacity
9.8% eligible for free school meals
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 19 May 2026
86900 - Other human health activities
Private Limited Company
Incorporated 26 November 2025
86900 - Other human health activities
Community Interest Company
Incorporated 27 October 2025
82990 - Other business support service activities n.e.c.
Private Limited Company
Incorporated 12 August 2024
41202 - Construction of domestic buildings
Private Limited Company
Incorporated 24 February 2024
55209 - Other holiday and other collective accommodation
PRI/LBG/NSC (Private, Limited by guarantee, no share capital, use of 'Limited' exemption)
Incorporated 24 November 2015
94910 - Activities of religious organizations
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Lewisham 028B includes SE23 3YN and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Anti-social behaviour | 2 |
| Vehicle crime | 2 |
| Violence and sexual offences | 2 |
| Other theft | 1 |
Answers use the geographic scope stated with each dataset above.
SE23 3YN is in Lewisham, England.
The Census 2021 postcode-level dataset records 86 residents at SE23 3YN. 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 3YN postcode.
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full SE23 3YN postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.