Skip to main content

SE23 3UN Postcode Boundary Map and Area Guide

Use this guide to understand SE23 3UN 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 92 residents and 56 households at the exact postcode.

Active postcode Small user postcode Lewisham

Download or Order this Map

High-quality vector file formats. Instant download. Next-day prints.

Create a Custom Map
Instant
Download
Secure
Payment
Satisfaction
Guaranteed
Residents92Exact postcode · Census 2021
Households56Exact postcode · Census 2021
Average sold price£344,95232 exact-postcode transactions
IMD decile5 of 10Containing LSOA · 2025

Vector and Interactive Postcode Maps for SE23 3UN

Choose the type of postcode map that matches the level of detail and editing control you need.

Vector Maps products

Editable vector postcode maps

Download layered UK postcode area, district and sector maps in formats including Adobe Illustrator, PDF and SVG. Individual boundaries can be coloured and edited for reports, presentations and print.

Browse Vector Map Files
interactive map colouring tools

Interactive map colouring tools

Create sales territories, delivery zones or heat maps without specialist mapping software. Try the postcode sector map tool, then save and export maps with full access.

Try the Sector Map Tool
Map preview

Custom maps of SE23 3UN

Ready-made vector files cover postcode areas, districts and sectors. For a map focused on the full SE23 3UN postcode or its approximate address-derived outline, ask us about custom digital and printed options.

Create a Custom Map

SE23 3UN Postcode Facts

Core details from the ONS Postcode Directory. Geography codes identify the official areas containing this postcode.

Exact postcode record

Postcode details

PostcodeSE23 3UN
Postcode without spacesSE233UN
StatusActive postcode
User typeSmall user postcode
IntroducedJanuary 1980
Directory version2026-06
Latitude51.4381800
Longitude-0.0598830
British National Grid534,944 E, 172,805 N

Containing official geographies

CountryEngland
RegionLondon
Local authorityLewisham
Output Area (2021)E00016447
LSOA (2021)E01003257
MSOA (2021)E02000680
Electoral wardE05013722
Westminster constituencyE14001333
The red outline is an approximate convex hull generated from geocoded property locations and offset outwards by about 25 metres; it is not an official postcode boundary.

Ward and Constituency

The postcode is assigned to these official political geographies. Names and election results will be added when the ElectionMaps datasets are connected.

Containing areas

Electoral Ward

E05013722View Ward Map

Westminster Constituency

E14001333View Constituency Map

SE23 3UN Population and Households

These Census figures are matched directly to the full postcode, rather than inferred from a wider neighbourhood.

Exact postcode · Census 2021
Residents92
Households56
Female residents41
Male residents51
Residents per household1.6
Counts are from the postcode-level Census population and household datasets. They apply to the exact postcode. Detailed local demographic profiles will be labelled separately when Output Area data is added.

SE23 3UN Vector Map

A detailed vector map covering a 500 metre radius around the postcode.

500 metre radius
Creating the SE23 3UN mapThe vector map preview will appear here automatically.

Local Deprivation

Deprivation is published for the postcode's containing Lower Layer Super Output Area, a neighbourhood geography covering more than one postcode.

Containing LSOA · 2025
LSOA nameLewisham 028BE01003257
IMD rank14,362Lower ranks indicate greater deprivation
IMD decile5 of 101 = most deprived, 10 = least deprived
These figures must not be read as applying only to SE23 3UN. They describe Lewisham 028B, the wider LSOA containing the postcode.

Sold Property Prices in SE23 3UN

Land Registry Price Paid Data transactions matched to this exact full postcode.

Exact postcode · 32 sales
Average price£344,952Across all matched transactions
Lowest price£200,000Since 2020
Highest price£450,000Exact-postcode record
Latest sale5 May 2026Most recent supplied transaction
Sale dateAddressProperty typeTenurePrice
5 May 2026FLAT 48, FOREST CROFT, TAYMOUNT RISE, FOREST HILL, LONDONFlat or maisonetteLeasehold£380,000
15 Apr 2026FLAT 49, FOREST CROFT, TAYMOUNT RISE, FOREST HILL, LONDONFlat or maisonetteLeasehold£200,000
12 Sep 2025FLAT 15, FOREST CROFT, TAYMOUNT RISE, FOREST HILL, LONDONFlat or maisonetteLeasehold£360,000
6 May 2025FLAT 22, FOREST CROFT, TAYMOUNT RISE, FOREST HILL, LONDONFlat or maisonetteLeasehold£450,000
31 Jan 2025FLAT 21, FOREST CROFT, TAYMOUNT RISE, FOREST HILL, LONDONFlat or maisonetteLeasehold£311,500
29 Oct 2024FLAT 1, FOREST CROFT, TAYMOUNT RISE, FOREST HILL, LONDONFlat or maisonetteLeasehold£363,000
16 Sep 2024FLAT 12, FOREST CROFT, TAYMOUNT RISE, FOREST HILL, LONDONFlat or maisonetteLeasehold£351,000
9 Feb 2024FLAT 3, FOREST CROFT, TAYMOUNT RISE, FOREST HILL, LONDONFlat or maisonetteLeasehold£360,000
20 Dec 2023FLAT 55, FOREST CROFT, TAYMOUNT RISE, FOREST HILL, LONDONFlat or maisonetteLeasehold£255,000
18 Oct 2023FLAT 63, FOREST CROFT, TAYMOUNT RISE, FOREST HILL, LONDONFlat or maisonetteLeasehold£320,000
24 Jul 2023FLAT 51, FOREST CROFT, TAYMOUNT RISE, FOREST HILL, LONDONFlat or maisonetteLeasehold£425,000
10 Nov 2022FLAT 29, FOREST CROFT, TAYMOUNT RISE, FOREST HILL, LONDONFlat or maisonetteLeasehold£395,000
Sold prices are completed transactions in the supplied Land Registry dataset. They are not current valuations or asking prices.

Schools and GP Practices Near SE23 3UN

Open schools and active GP practices in the SE23 postcode district, ordered by straight-line distance where coordinates are available.

SE23 postcode district
School · 0.4 km

Holy Trinity Church of England Primary School

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

02086999023

School · 0.6 km

Horniman Primary School

Community school

Horniman Drive, London, SE23 3BP

Ages 5–11 · 201 pupils of 210 capacity

10.9% eligible for free school meals

02086993190

School · 0.6 km

St George's CofE Primary School

Academy converter

Perry Vale, Forest Hill, London, SE23 2NE

Ages 3–11 · 206 pupils of 300 capacity

41.0% eligible for free school meals

02086995127

School · 0.9 km

Perrymount Primary School

Community school

Sunderland Road, Forest Hill, London, SE23 2PX

Ages 3–11 · 202 pupils of 210 capacity

34.4% eligible for free school meals

02086994522

School · 1.1 km

Allenby Tutorial Trust

Miscellaneous

62-72 Dalmain Road, London, SE23 1AT

Ages 11–17

02086990717

School · 1.1 km

Fairlawn Primary School

Community school

Honor Oak Road, London, SE23 3SB

Ages 3–11 · 362 pupils of 480 capacity

15.9% eligible for free school meals

02086997948

School · 1.1 km

Forest Hill School

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

02086999343

Visit website

GP practice · 1.2 km

APLOS HEALTH PCN GPEA

B

THE VALE MEDICAL CENTRE, 195-197 PERRY VALE, LONDON, SE23 2JF

02082 917007

GP practice · 1.2 km

VALE MEDICAL CENTRE

B

195-197 PERRY VALE, FOREST HILL, LONDON, SE23 2JF

020 82917007

School · 1.3 km

Dalmain Primary School

Community school

Grove Close, Brockley Rise, London, SE23 1AS

Ages 3–11 · 381 pupils of 470 capacity

15.5% eligible for free school meals

02086992675

Visit website

GP practice · 1.4 km

MODALITY LEWISHAM (ML)

B

JENNER HEALTH CENTRE 201-203, STANSTEAD ROAD, FOREST HILL, LONDON, SE23 1HU

02034 746111

GP practice · 1.4 km

ONE CARE LAMBETH

B

JENNER DENTAL SUITE, 14 ST. GERMAN'S ROAD, LONDON, SE23 1RJ

02038 220825

The search is currently limited to records whose own postcode begins with SE23. Distances are approximate straight-line distances, not travel distances.

Crime in the Local LSOA

Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.

Containing LSOA · E01003257

7 recorded incidents

Lewisham 028B includes SE23 3UN and other nearby postcodes.

Crime typeIncidents
Anti-social behaviour2
Vehicle crime2
Violence and sexual offences2
Other theft1
Crime figures apply to the whole Lewisham 028B LSOA, not only to SE23 3UN. Locations may be anonymised by the source.

SE23 3UN Questions

Answers use the geographic scope stated with each dataset above.

Where is the SE23 3UN postcode?

SE23 3UN is in Lewisham, England.

How many people live in SE23 3UN?

The Census 2021 postcode-level dataset records 92 residents at SE23 3UN. This is an exact postcode count.

What do the deprivation figures for SE23 3UN describe?

The deprivation figures describe the containing Lower Layer Super Output Area, not only the individual postcode.

Are the property prices for the exact postcode?

Yes. The sold-price records shown on this page are Land Registry transactions matched to the full SE23 3UN postcode.

Can I buy a vector map of SE23 3UN?

Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full SE23 3UN postcode and its approximate address-derived outline, request a custom map.

Other Postcodes in SE23 3

Explore other full postcodes in the same postcode sector.

Postcode sector