Postcode district · Seaford
Who lives in BN25
The age, gender, relationships and health of the people living in BN25, set against England as a whole.
- Council
- Lewes
- Region
- South East
- Population
- 27,685 (2024)
BN25Postcode district · Seaford
Who lives in BN25
Residents
27,685
2024 estimate
Households
12,791
Census
Median age
55
Years, from the census
Under 15 / over 65
13% / 35%
Share of residents
Age of residents
The largest age group is 70–74, at 9.2% of residents. 11.9% are aged 20 to 34 — the age that rents most, against 19.6% across England. 34.7% are 65 or over, well above the 18.4% across England.
BN25England
0%
2%
5%
8%
10%
0–45–910–1415–1920–2425–2930–3435–3940–4445–4950–5455–5960–6465–6970–7475–7980–8485+
The gender split
52.6% of residents are female and 47.4% male.
BN25
53%
47%
England
- Female52.6%51%
- Male47.4%49%
Relationship status
Across England, 44.7% of adults are married or in a civil partnership; BN25 is above that, at 50.6%. 27.4% have never married.
BN25England
Married or civil partnership50.6%44.7%
Never married27.4%37.9%
Divorced or dissolved10.5%9.1%
Separated2.1%2.2%
Widowed9.6%6.1%
How residents rate their health
Across England, 82.2% of residents describe their health as good or very good; BN25 is broadly in line with that, at 78.3%.
BN25
42%
36%
16%
England
- Very good42.4%48.5%
- Good35.9%33.7%
- Fair15.8%12.7%
- Bad4.6%4%
- Very bad1.3%1.2%
Source: Census 2021, Office for National Statistics. Population: ONS mid-year estimates. Open Government Licence v3.0.