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Postcode sector · London

Who lives in SE23 3

The age, gender, relationships and health of the people living in SE23 3, set against England as a whole.

Council
Lewisham
Region
London
Population
22,558 (2024)
Population

Who lives in SE23 3

Residents
22,558
2024 estimate
Households
9,616
Census
Median age
36
Years, from the census
Under 15 / over 65
19% / 10%
Share of residents
Age

Age of residents

The largest age group is 30–34, at 11.4% of residents. 24.5% are aged 20 to 34 (the peak renting age), against 19.6% across England. 10.1% are 65 or over, well below the England figure of 18.4%.

SE23 3England
0%
5%
10%
15%
0–45–910–1415–1920–2425–2930–3435–3940–4445–4950–5455–5960–6465–6970–7475–7980–8485+
Gender

The gender split

52.8% of residents are female and 47.2% male.

SE23 3
53%
47%
England
  • Female52.8%51%
  • Male47.2%49%
Relationships

Relationship status

35.2% of adults in SE23 3 are married or in a civil partnership, below the England average of 44.7%. 52.3% have never married.

SE23 3England
Married or civil partnership35.2%44.7%
Never married52.3%37.9%
Divorced or dissolved7.3%9.1%
Separated2.3%2.2%
Widowed2.9%6.1%
Health

How residents rate their health

87.1% of residents in SE23 3 describe their health as good or very good, broadly in line with the England average of 82.2%.

SE23 3
57%
30%
England
  • Very good56.8%48.5%
  • Good30.3%33.7%
  • Fair9.3%12.7%
  • Bad2.7%4%
  • Very bad0.8%1.2%

Source: Census 2021, Office for National Statistics. Population: ONS mid-year estimates. Open Government Licence v3.0.

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