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Postcode district · Seaford

Affluence in BN25

How BN25 ranks on deprivation and income, and the work and qualifications behind it.

Council
Lewes
Region
South East
Population
27,685 (2024)
Deprivation

How well off BN25 is

On the English Indices of Deprivation 2025, BN25 averages decile 7.1 of 10 — more affluent than most of England. The index ranks places within England only, so it can't be compared across the UK's nations.

Average decile
7.1/ 10
Most deprivedLeast deprived
Its 17 neighbourhoods by decile
12345678910
Most deprivedLeast deprived
By domain, most deprived first
  • Employment5.8
  • Health and disability6.1
  • Children in low-income families6.1
  • Education and skills6.2
  • Barriers to housing and services6.2
  • Income6.6
  • Older people in low-income households7.4
  • Living environment7.6
  • Crime7.8
Income

Household income

ONS's estimate of mean household income before tax, 2022/23. Published for neighbourhoods of around 7,000 people; areas spanning several are weighted by households.

Average a year
£50,923
Before tax, all sources
England
£55,856
Below the national average
Percentile
44
Higher than this share of neighbourhoods in England and Wales
Work

Who is in work

Across England, 55.7% of adults are in work; BN25 is below that, at 46.2%. 38.6% are retired and 4% are full-time students.

BN25England
Employee, full-time24.3%34.3%
Employee, part-time11.4%11.9%
Self-employed10.5%9.5%
Unemployed2%2.9%
Full-time student4%7.9%
Retired38.6%21.5%
Looking after home or family3.4%4.8%
Long-term sick or disabled3.5%4.1%
Other2.3%3.1%
Occupations

Social grade

Across England, 33.2% of adults work in managerial or professional jobs; BN25 is above that, at 37.4%.

BN25England
Higher managerial & professional14.2%13.2%
Lower managerial & professional23.2%19.9%
Intermediate13.6%11.4%
Small employers & self-employed13.6%10.6%
Lower supervisory & technical5.1%5.3%
Semi-routine11.6%11.3%
Routine8.5%12%
Never worked & long-term unemployed6.3%8.5%
Full-time students3.9%7.7%
Education

Highest qualification

Across England, 33.9% of adults hold a degree or equivalent; BN25 is broadly in line with that, at 32.6%. 16.2% have no qualifications.

BN25England
Degree level or above32.6%33.9%
A level or equivalent16.7%16.9%
GCSE grade 4/C or above14.5%13.3%
Below GCSE grade 4/C10.6%9.7%
Apprenticeship6.1%5.3%
Other qualifications3.3%2.8%
No qualifications16.2%18.1%

Sources: English Indices of Deprivation 2025; ONS small area income estimates; Census 2021 (ONS). Open Government Licence v3.0.

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