Use this guide to understand SE18 1SN in Greenwich. 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 12 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 | SE18 1SN |
| Postcode without spaces | SE181SN |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.4892400 |
| Longitude | 0.0860300 |
| British National Grid | 544,923 E, 178,762 N |
| Country | England |
| Region | London |
| Local authority | Greenwich |
| Output Area (2021) | E00008340 |
| LSOA (2021) | E01001673 |
| MSOA (2021) | E02000318 |
| Electoral ward | E05014087 |
| Westminster constituency | E14001229 |
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 | 12 |
| Female residents | 9 |
| Male residents | 20 |
| Residents per household | 2.4 |
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 |
|---|---|---|---|---|
| 3 Jul 2023 | 8, PLUMSTEAD HIGH STREET, LONDON | Other | Leasehold | £55,000 |
Open schools and active GP practices in the SE18 postcode district, ordered by straight-line distance where coordinates are available.
B
44 CONWAY ROAD, PLUMSTEAD, LONDON, SE18 1AH
Voluntary aided school
St Patrick's Catholic Primary School,Griffin Road, Plumstead, London, SE18 7QG
Ages 3–11 · 314 pupils of 367 capacity
28.9% eligible for free school meals
Community school
Gallosson Road, Plumstead, London, SE18 1QY
Ages 3–11 · 430 pupils of 480 capacity
26.1% eligible for free school meals
Academy converter
Brewery Road, Plumstead, London, SE18 7PX
Ages 3–11 · 508 pupils of 630 capacity
41.7% eligible for free school meals
Community special school
Robert Street, London, SE18 7NB
Ages 5–11 · 45 pupils of 48 capacity
77.8% eligible for free school meals
B
GLYNDON MEDICAL CENTRE, 188 ANN STREET, PLUMSTEAD, LONDON, SE18 7LU
B
141 PLUMSTEAD HIGH STREET, PLUMSTEAD, LONDON, SE18 1SE
B
20-22 BANNOCKBURN ROAD, LONDON, SE18 1ES
B
TEWSON ROAD, LONDON, SE18 1BB
Academy converter
Plumstead High Street, London, SE18 1HE
Ages 3–11 · 879 pupils of 892 capacity
15.7% eligible for free school meals
Other independent special school
3 North Road, Block E, Plumstead, London, SE18 1BS
Ages 4–25 · 22 pupils of 30 capacity
B
MIDDLEGATE HOUSE, 1 SEYMOUR STREET, LONDON, SE18 6SX
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 14 May 2025
56101 - Licensed restaurants
Private Limited Company
Incorporated 27 February 2025
56103 - Take-away food shops and mobile food stands
Private Limited Company
Incorporated 28 October 2022
56103 - Take-away food shops and mobile food stands
Private Limited Company
Incorporated 29 June 2021
35140 - Trade of electricity
Private Limited Company
Incorporated 30 April 2019
56102 - Unlicensed restaurants and cafes
Private Limited Company
Incorporated 18 December 2018
41202 - Construction of domestic buildings
Private Limited Company
Incorporated 8 April 2015
56102 - Unlicensed restaurants and cafes
Private Limited Company
Incorporated 15 August 2025
45112 - Sale of used cars and light motor vehicles
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Greenwich 006B includes SE18 1SN and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Anti-social behaviour | 18 |
| Violence and sexual offences | 7 |
| Public order | 5 |
| Drugs | 2 |
| Shoplifting | 2 |
| Other theft | 1 |
| Possession of weapons | 1 |
| Robbery | 1 |
| Theft from the person | 1 |
| Vehicle crime | 1 |
Answers use the geographic scope stated with each dataset above.
SE18 1SN is in Greenwich, England.
The Census 2021 postcode-level dataset records 29 residents at SE18 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 SE18 1SN postcode.
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full SE18 1SN postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.