Postcode · London
House prices in SE21 8SB
Every recorded sale in SE21 8SB, what homes sell for now and how prices have moved since 1995.
- Neighbourhood
- Sydenham Hill
- Council
- Southwark
- Region
- London
- Neighbourhood population
- 1,772 (2024)
What homes sell for in SE21 8SB
From HM Land Registry’s record of every residential sale in England and Wales, up to August 2026.
Median price
£650,000
Last 12 months, SE21 8
Change
+5.8%
On the 12 months before
Sales
109
Last 12 months, SE21 8
England & Wales
£291,443
Median, last 12 months
Median price by year in SE21 8
The line shows the yearly median across SE21 8; each dot is an individual sale in SE21 8SB.
SE21 8SE21 8SB
£0
£500k
£1m
£1.5m
£2m
200020052010201520202025
Sales per year
0
100
200
300
19952026
Median by property type, last 12 months
Semi-detached · 21 sales£1,340,000
Terraced · 32 sales£884,975
Flat · 56 sales£405,000
Sold prices in SE21 8SB
5 sales across 3 addresses, newest first.
14 Alleyn Park
Detached · Freehold
| £1,900,000 | 16 Sep 2021 |
| £1,594,000 | 30 Mar 2016 |
| £620,000 | 22 Apr 2003 |
22 Alleyn Park
Detached · Leasehold
| £1,600,000 | 19 Jul 2016 |
18 Alleyn Park
Detached · Freehold
| £410,000 | 2 Dec 1997 |
About this data
Sold prices come from HM Land Registry Price Paid Data for England and Wales, covering residential sales for full market value since 1995. Medians use standard residential sales only. The latest sale in this release is from 28 Aug 2026. Contains HM Land Registry data © Crown copyright and database right, licensed under the Open Government Licence v3.0.