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Postcode sector · Seaford

Who lives in BN25 3

The age, gender, relationships and health of the people living in BN25 3, set against England as a whole.

Council
Lewes
Region
South East
Population
13,259 (2024)
Population

Who lives in BN25 3

Residents
13,259
2024 estimate
Households
5,840
Census
Median age
52
Years, from the census
Under 15 / over 65
15% / 32%
Share of residents
Age

Age of residents

The largest age group is 70–74, at 8.8% of residents. 12.4% are aged 20 to 34 (the peak renting age), against 19.6% across England. 32.2% are 65 or over, well above the England figure of 18.4%.

BN25 3England
0%
2%
5%
8%
10%
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.

BN25 3
53%
47%
England
  • Female52.8%51%
  • Male47.2%49%
Relationships

Relationship status

50.5% of adults in BN25 3 are married or in a civil partnership, above the England average of 44.7%. 28.2% have never married.

BN25 3England
Married or civil partnership50.5%44.7%
Never married28.2%37.9%
Divorced or dissolved9.9%9.1%
Separated2.2%2.2%
Widowed9.3%6.1%
Health

How residents rate their health

78.7% of residents in BN25 3 describe their health as good or very good, broadly in line with the England average of 82.2%.

BN25 3
43%
36%
15%
England
  • Very good42.8%48.5%
  • Good35.9%33.7%
  • Fair15.5%12.7%
  • Bad4.5%4%
  • Very bad1.3%1.2%

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

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