Use this guide to understand SW18 1SN in Wandsworth. 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.
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Create a Custom MapCore details from the ONS Postcode Directory. Geography codes identify the official areas containing this postcode.
| Postcode | SW18 1SN |
| Postcode without spaces | SW181SN |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.4602700 |
| Longitude | -0.1893270 |
| British National Grid | 525,887 E, 175,031 N |
| Country | England |
| Region | London |
| Local authority | Wandsworth |
| Output Area (2021) | E00183102 |
| LSOA (2021) | E01035491 |
| MSOA (2021) | E02000932 |
| Electoral ward | E05014028 |
| Westminster constituency | E14001434 |
The postcode is assigned to these official political geographies. Names and election results will be added when the ElectionMaps datasets are connected.
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.
Open schools and active GP practices in the SW18 postcode district, ordered by straight-line distance where coordinates are available.
Voluntary aided school
Alma Road, East Hill, London, SW18 1AE
Ages 3–11 · 187 pupils of 201 capacity
28.0% eligible for free school meals
Free schools
25 Courthouse Way, London, SW18 4QG
Ages 4–11 · 159 pupils of 210 capacity
32.7% eligible for free school meals
Other independent school
11 Frogmore, Wandsworth, London, SW18 1HW
Ages 2–11 · 207 pupils of 348 capacity
B
TRIANGLE HOUSE, 2 BROOMHILL ROAD, WANDSWORTH, LONDON, SW18 4HX
B
WANDSWORTH MEDICAL CENTRE, 90-92 GARRATT LANE, LONDON, SW18 4DD
B
90-92 GARRATT LANE, WANDSWORTH, LONDON, SW18 4DD
Community school
St Ann's Crescent, Wandsworth, London, SW18 2LR
Ages 3–11 · 397 pupils of 409 capacity
21.4% eligible for free school meals
Other independent special school
48 North Side, Wandsworth Common, London, London, SW18 2SL
Ages 4–11 · 54 pupils of 56 capacity
Other independent school
The Old Library, 2 Allfarthing Lane, London, SW18 2PQ
Ages 3–11 · 80 pupils of 150 capacity
Community school
5 Merton Road, London, SW18 5ST
Ages 2–11 · 162 pupils of 210 capacity
43.8% eligible for free school meals
Community school
St Ann's Hill, Wandsworth, London, SW18 2SA
Ages 3–11 · 271 pupils of 470 capacity
43.3% eligible for free school meals
B
233 GARRATT LANE, WANDSWORTH, LONDON, SW18 4DU
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 20 February 2026
71129 - Other engineering activities
Private Limited Company
Incorporated 28 September 2022
71129 - Other engineering activities
Private Limited Company
Incorporated 3 September 2019
71129 - Other engineering activities
Private Limited Company
Incorporated 16 May 2018
93110 - Operation of sports facilities
Private Limited Company
Incorporated 7 November 2017
74100 - specialised design activities
Private Limited Company
Incorporated 8 October 2018
45320 - Retail trade of motor vehicle parts and accessories
Private Limited Company
Incorporated 27 February 2018
45310 - Wholesale trade of motor vehicle parts and accessories
Private Limited Company
Incorporated 7 June 1988
None Supplied
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Wandsworth 010I includes SW18 1SN and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Violence and sexual offences | 12 |
| Anti-social behaviour | 8 |
| Other theft | 5 |
| Shoplifting | 3 |
| Public order | 2 |
| Theft from the person | 2 |
| Burglary | 1 |
| Drugs | 1 |
| Possession of weapons | 1 |
| Robbery | 1 |
| Vehicle crime | 1 |
Answers use the geographic scope stated with each dataset above.
SW18 1SN is in Wandsworth, England.
The deprivation figures describe the containing Lower Layer Super Output Area, not only the individual postcode.
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full SW18 1SN postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.