Postcode district · London
Who lives in SE23
The age, gender, relationships and health of the people living in SE23, set against England as a whole.
- Council
- Lewisham
- Region
- London
- Population
- 47,811 (2024)
SE23Postcode district · London
Who lives in SE23
Residents
47,811
2024 estimate
Households
19,841
Census
Median age
37
Years, from the census
Under 15 / over 65
19% / 10%
Share of residents
Age of residents
The largest age group is 30–34, at 10.4% of residents. 23.1% are aged 20 to 34 (the peak renting age), against 19.6% across England. 10.4% are 65 or over, well below the England figure of 18.4%.
SE23England
0%
5%
10%
15%
0–45–910–1415–1920–2425–2930–3435–3940–4445–4950–5455–5960–6465–6970–7475–7980–8485+
The gender split
53% of residents are female and 47% male.
SE23
53%
47%
England
- Female53%51%
- Male47%49%
Relationship status
36% of adults in SE23 are married or in a civil partnership, below the England average of 44.7%. 50.9% have never married.
SE23England
Married or civil partnership36%44.7%
Never married50.9%37.9%
Divorced or dissolved7.5%9.1%
Separated2.3%2.2%
Widowed3.3%6.1%
How residents rate their health
86.8% of residents in SE23 describe their health as good or very good, broadly in line with the England average of 82.2%.
SE23
56%
31%
England
- Very good55.7%48.5%
- Good31.1%33.7%
- Fair9.5%12.7%
- Bad2.8%4%
- Very bad0.9%1.2%
Source: Census 2021, Office for National Statistics. Population: ONS mid-year estimates. Open Government Licence v3.0.