Postcode · London

SE21 9DW area guide

Who lives in SE21 9DW, what homes sell for, and how it compares on crime, schools and transport.

Neighbourhood: Sydenham Hill
Council: Southwark
Region: London
Neighbourhood population: 1,416 (2024)

SE21 9DWLondon

At a glance

What SE21 9DW is like

SE21 9DW is a postcode in the Sydenham Hill area of Southwark. Because census and crime data isn’t published for single postcodes, the figures here cover the surrounding neighbourhood of about 1,416 people. 64.7% of households own their home, 20.4% rent privately and 14.7% are in social housing. The largest age group is 15–19, and 53.4% of adults are in work. On deprivation, it sits near the middle of the scale for England. Higher-harm crime is below the England and Wales average.

Scores

How SE21 9DW compares

Headline figures for SE21 9DW, set against England as a whole.

AffluenceMore

7.0/ 10

Around the middle. Scored from 1 (most deprived in England) to 10 (least deprived).

CrimeMore

6/ 10

Around the middle: 26.7 higher-harm crimes per 1,000 people a year vs 31.1 nationally.

TransportMore

7.0/ 10

Very good: 10 stations within a mile, 25 bus stops within 800m.

SchoolsMore

100%

Rated good or better across 11 inspected schools within 1 mile.

Household incomeMore

£87,512

Average annual income before tax, higher than 97% of neighbourhoods in England and Wales.

What stands out

Worth knowing before you invest

Where SE21 9DW differs most from the national average.

01
A student area
14.6% of adults are full-time students, against 7.9% across England. Expect HMO demand and term-time turnover.
02
Well connectedPositive
10 stations within a mile and 25 bus stops within a ten-minute walk.
03
Well-rated schoolsPositive
100% of the inspected schools nearby are rated good or better.

Questions

SE21 9DW FAQs

Is SE21 9DW a good place to live?

Deprivation, crime, schools and transport at a glance.

It scores 7.0 out of 10 on the English Indices of Deprivation 2025, where 10 is the least deprived in England. Higher-harm crime runs at 26.7 per 1,000 people a year, band 6 of 10 nationally. 100% of the inspected schools nearby are rated good or better. Transport connectivity scores 7.0 out of 10 (very good).

Is SE21 9DW safe?

How recorded crime here compares with the national average.

Higher-harm crime (violence, robbery, burglary, vehicle crime and weapons offences) runs at 26.7 offences per 1,000 people a year around SE21 9DW, below the 31.1 average across England and Wales, band 6 of 10.

Who lives in SE21 9DW?

Age, home ownership and housing from the census.

The largest age group is 15–19, at 12% of residents. 64.7% of households own their home. The most common property type is purpose-built flat (30.4%).

Which council covers SE21 9DW?

The local authority for SE21 9DW is Southwark.

SE21 9DW comes under Southwark in London. Council tax, planning applications and bin collections are handled there.

How well connected is SE21 9DW?

Connectivity scores 7.0 out of 10.

There are 25 bus stops within 800m and 10 stations and tram stops within a mile, scoring 7.0 out of 10 (very good). The nearest station is West Dulwich Rail Station, 0.3 miles away.

Sources: Census 2021 (ONS); ONS mid-year population estimates; police recorded crime; the English, Welsh and Scottish indices of deprivation; ONS small area income estimates; ONS private rents; DfE, Welsh and Scottish school registers and Ofsted; DfT NaPTAN; ORR estimates of station usage; HM Land Registry Price Paid Data. Contains public sector information licensed under the Open Government Licence v3.0. Contains OS data © Crown copyright and database right.

Explore