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Postcode sector · Seaford

Who lives in BN25 4

The age, gender, relationships and health of the people living in BN25 4, set against England as a whole.

Council
Lewes
Region
South East
Population
13,430 (2024)
Population

Who lives in BN25 4

Residents
13,430
2024 estimate
Households
6,335
Census
Median age
56
Years, from the census
Under 15 / over 65
12% / 37%
Share of residents
Age

Age of residents

The largest age group is 70–74, at 10.1% of residents. 11.3% are aged 20 to 34 (the peak renting age), against 19.6% across England. 37.1% are 65 or over, more than double the England figure of 18.4%.

BN25 4England
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

53.1% of residents are female and 46.9% male.

BN25 4
53%
47%
England
  • Female53.1%51%
  • Male46.9%49%
Relationships

Relationship status

51.3% of adults in BN25 4 are married or in a civil partnership, above the England average of 44.7%. 26.6% have never married.

BN25 4England
Married or civil partnership51.3%44.7%
Never married26.6%37.9%
Divorced or dissolved10.2%9.1%
Separated2.2%2.2%
Widowed9.7%6.1%
Health

How residents rate their health

78.3% of residents in BN25 4 describe their health as good or very good, broadly in line with the England average of 82.2%.

BN25 4
42%
36%
16%
England
  • Very good42.4%48.5%
  • Good35.9%33.7%
  • Fair15.8%12.7%
  • Bad4.6%4%
  • Very bad1.2%1.2%

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

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