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Postcode sector · Seaford

Affluence in BN25 4

How BN25 4 ranks on deprivation and income, and the work and qualifications behind it.

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

How well off BN25 4 is

On the English Indices of Deprivation 2025, BN25 4 averages decile 7.0 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
7.0/ 10
Most deprivedLeast deprived
Its 8 neighbourhoods by decile
12345678910
Most deprivedLeast deprived
By domain, most deprived first
  • Employment5.9
  • Health and disability6.0
  • Children in low-income families6.0
  • Education and skills6.2
  • Income6.5
  • Barriers to housing and services6.9
  • Crime7.1
  • Older people in low-income households7.4
  • Living environment7.6
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
£49,486
Before tax, all sources
England
£55,856
Below the national average
Percentile
40
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 4 is below that, at 44.5%. 40.6% are retired and 3.8% are full-time students.

BN25 4England
Employee, full-time23%34.3%
Employee, part-time10.7%11.9%
Self-employed10.8%9.5%
Unemployed1.9%2.9%
Full-time student3.8%7.9%
Retired40.6%21.5%
Looking after home or family3.4%4.8%
Long-term sick or disabled3.4%4.1%
Other2.5%3.1%
Occupations

Social grade

Across England, 33.2% of adults work in managerial or professional jobs; BN25 4 is above that, at 39.1%.

BN25 4England
Higher managerial & professional15.8%13.2%
Lower managerial & professional23.3%19.9%
Intermediate13.6%11.4%
Small employers & self-employed14.1%10.6%
Lower supervisory & technical4.8%5.3%
Semi-routine10.9%11.3%
Routine7.8%12%
Never worked & long-term unemployed6.1%8.5%
Full-time students3.6%7.7%
Education

Highest qualification

Across England, 33.9% of adults hold a degree or equivalent; BN25 4 is broadly in line with that, at 34.7%. 15% have no qualifications.

BN25 4England
Degree level or above34.7%33.9%
A level or equivalent16.4%16.9%
GCSE grade 4/C or above14.5%13.3%
Below GCSE grade 4/C10.1%9.7%
Apprenticeship5.7%5.3%
Other qualifications3.5%2.8%
No qualifications15%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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