This page brings together the map and available local information for SE23 1SN in Lewisham. The boundary shown is an approximation created from address points, and each data section explains whether its figures apply to the full postcode or a wider statistical area. Census 2021 records 56 residents and 20 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 1SN |
| Postcode without spaces | SE231SN |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.4476500 |
| Longitude | -0.0375920 |
| British National Grid | 536,465 E, 173,900 N |
| Country | England |
| Region | London |
| Local authority | Lewisham |
| Output Area (2021) | E00016342 |
| LSOA (2021) | E01003227 |
| MSOA (2021) | E02000671 |
| Electoral ward | E05013718 |
| 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 | 56 |
| Households | 20 |
| Female residents | 26 |
| Male residents | 30 |
| Residents per household | 2.8 |
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 |
|---|---|---|---|---|
| 24 Nov 2025 | 3, BROCKLEY VIEW, LONDON | Terraced | Freehold | £850,000 |
| 19 Mar 2025 | 23, BROCKLEY VIEW, LONDON | Flat or maisonette | Leasehold | £570,000 |
| 8 Nov 2023 | 15, BROCKLEY VIEW, LONDON | Flat or maisonette | Leasehold | £368,500 |
| 21 Jul 2023 | 13, BROCKLEY VIEW, LONDON | Flat or maisonette | Leasehold | £699,995 |
| 10 Nov 2021 | 5, BROCKLEY VIEW, LONDON | Terraced | Freehold | £680,000 |
| 20 Oct 2021 | 11, BROCKLEY VIEW, LONDON | Detached | Freehold | £1,580,000 |
| 26 Aug 2021 | 9, BROCKLEY VIEW, LONDON | Detached | Freehold | £1,236,741 |
| 26 Feb 2021 | 14, BROCKLEY VIEW, LONDON | Semi-detached | Freehold | £799,000 |
| 20 Nov 2020 | 21, BROCKLEY VIEW, LONDON | Flat or maisonette | Leasehold | £467,000 |
| 5 Feb 2020 | 8, BROCKLEY VIEW, LONDON | Other | Freehold | £468,000 |
Open schools and active GP practices in the SE23 postcode district, ordered by straight-line distance where coordinates are available.
Community school
Brockley Rise, Brockley Rise, London, SE23 1NH
Ages 3–7 · 284 pupils of 300 capacity
4.2% eligible for free school meals
Community school
Brockley Rise, Forest Hill, London, SE23 1NH
Ages 7–11 · 276 pupils of 360 capacity
7.6% eligible for free school meals
Voluntary aided school
Brockley Park, Forest Hill, St. William of York School, London, SE23 1PS
Ages 3–11 · 207 pupils of 210 capacity
23.6% eligible for free school meals
B
JENNER HEALTH CENTRE 201-203, STANSTEAD ROAD, FOREST HILL, LONDON, SE23 1HU
B
JENNER DENTAL SUITE, 14 ST. GERMAN'S ROAD, LONDON, SE23 1RJ
B
THE JENNER DENTAL SUITE, 14 ST GERMANS ROAD, LONDON, SE23 1RJ
B
THE JENNER DENTAL SUITE, 14 ST. GERMANS ROAD, LONDON, SE23 1RJ
B
JENNER DENTAL CLINIC, 14 ST GERMANS ROAD, LONDON, SE23 1RJ
Community school
Grove Close, Brockley Rise, London, SE23 1AS
Ages 3–11 · 381 pupils of 470 capacity
15.5% eligible for free school meals
Miscellaneous
62-72 Dalmain Road, London, SE23 1AT
Ages 11–17
B
WOOLSTONE ROAD, LONDON, SE23 2SG
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 27 October 2025
74902 - Quantity surveying activities
Private Limited Company
Incorporated 14 August 2023
46180 - Agents specialized in the sale of other particular products
Private Limited Company
Incorporated 13 August 2023
59200 - Sound recording and music publishing activities
Private Limited Company
Incorporated 22 June 2023
47710 - Retail sale of clothing in specialised stores
PRI/LTD BY GUAR/NSC (Private, limited by guarantee, no share capital)
Incorporated 28 October 2022
73200 - Market research and public opinion polling
Private Limited Company
Incorporated 5 May 2020
74100 - specialised design activities
Private Limited Company
Incorporated 2 October 2017
74100 - specialised design activities
Private Limited Company
Incorporated 28 January 1982
55900 - Other accommodation
Private Limited Company
Incorporated 14 November 2023
41202 - Construction of domestic buildings
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Lewisham 019B includes SE23 1SN and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Vehicle crime | 4 |
| Violence and sexual offences | 4 |
| Anti-social behaviour | 3 |
| Drugs | 2 |
| Other crime | 1 |
| Public order | 1 |
| Robbery | 1 |
Answers use the geographic scope stated with each dataset above.
SE23 1SN is in Lewisham, England.
The Census 2021 postcode-level dataset records 56 residents at SE23 1SN. 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 1SN postcode.
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full SE23 1SN postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.