London SE21 area guide
3 sectors · 295 postcodes
Is London SE21 a good place to live?
In London (SE21), recorded crime is 22% above the national average, homes sell for around £1,043,428 on average, there are 11 schools in the area (5 of 5 Ofsted-rated Good or Outstanding), flood risk from rivers and the sea is none, and it ranks as close to the national average for deprivation (deprivation decile 6/10, where 1 is most deprived).
- D Safetycrime 22% above average
- A Schools100% Good/Outstanding
- A Floodnone risk
- How we grade →
Official UK open data · crime to 2026-04 · HM Land Registry, Police.uk, Environment Agency, GIAS/Ofsted, ONS 2021. Free to browse.
Avg sold price
£1,043,428
Population
33,217
Recorded crime
278.0
Schools
11
Broadband
86%
Flood risk
None
Flood risk in London SE21
London SE21 has no significant flood risk from rivers or the sea; none of its ~7,207 assessed properties fall in a modelled rivers-and-sea flood zone.
Source: Environment Agency, Risk of Flooding from Rivers and Sea, updated 2026-06-27. Surface-water and groundwater flooding are modelled separately and are not included here. Commission an official flood search before purchase.
Sold-price trend (1995–2026)
Annual sold price in SE21, 1995–2026 — mean (blue) and median (terracotta). The median is the typical sale; a wide gap to the mean means a few high-value sales pull the average up. 2026 is a part year (34 sales so far). Hover a point for both figures. Source: HM Land Registry Price Paid.
Recorded crime trend
Recorded crimes per month in SE21 (May 24–Apr 26, average 68/month). Hover a point to read the count. Source: Police.uk street-level data.
Who lives here
- Median age
- 38
- One-person households
- 27%
- Households with children
- 34%
- Households
- 13,485
Owned 50% · Social rent 25% · Private rent 24%
Census 2021 (ONS), for SE21.
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London SE21: frequently asked questions
Is London SE21 a good place to live?
In London (SE21), recorded crime is 22% above the national average, homes sell for around £1,043,428 on average, there are 11 schools in the area (5 of 5 Ofsted-rated Good or Outstanding), flood risk from rivers and the sea is none, and it ranks as close to the national average for deprivation (deprivation decile 6/10, where 1 is most deprived).
What is the crime rate in London SE21?
Recorded crime in London SE21 runs at 278.0 per 1,000 properties, 22% above the national average (Police.uk, 2026-04).
Is London SE21 safe?
Crime in London SE21 is above the national average. Recorded crime in London SE21 runs at 278.0 per 1,000 properties, 22% above the national average (Police.uk, 2026-04).
How much are house prices in London SE21?
Homes in London SE21 sell for around £1,043,428 on average, based on 204 recorded sales (HM Land Registry).
Is London SE21 at risk of flooding?
London SE21 has no significant flood risk from rivers or the sea; none of its ~7,207 assessed properties fall in a modelled rivers-and-sea flood zone.
How many schools are there in London SE21?
There are 11 schools in London SE21 (4 primary, 1 secondary), per the DfE Get Information about Schools register.
Are the schools in London SE21 any good?
Of the 5 Ofsted-rated schools in London SE21, 5 (100%) are rated Good or Outstanding (Ofsted).
Is London SE21 a deprived area?
London SE21 sits in deprivation decile 6 of 10 (1 = most deprived), making it around the national average for England (English Indices of Deprivation, ONS).