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Postcode district · Longfield

Affluence in DA3

How DA3 ranks on deprivation and income, and the work and qualifications behind it.

Council
Sevenoaks
Region
South East
Population
25,400 (2024)
Deprivation

How well off DA3 is

On the English Indices of Deprivation 2025, DA3 scores 6.9 out of 10, placing it more affluent than most of England. Its lowest-scoring category is barriers to housing and services (1.9 out of 10). Scores are ranked within England only, so they can’t be compared across UK nations.

Overall score
6.9/ 10
Most deprivedLeast deprived
Its 16 neighbourhoods, from 1 to 10
12345678910
Most deprivedLeast deprived
By category, lowest first
  • Barriers to housing and services1.9
  • Education and skills5.9
  • Crime6.2
  • Living environment7.2
  • Children in low-income families7.6
  • Employment7.7
  • Income7.8
  • Health and disability8.0
  • Older people in low-income households8.2
Income

Household income

Average yearly household income before tax (2022/23), estimated for local neighbourhoods.

Annual income
£64,682
Before tax, all sources
England
£55,856
Above the national average
Higher than
76%
Of neighbourhoods in England and Wales
Work

Who is in work

54.7% of adults in DA3 are in work, broadly in line with the England average of 55.7%. 30.5% are retired and 4.4% are full-time students.

DA3England
Employee, full-time31.2%34.3%
Employee, part-time12.3%11.9%
Self-employed11.2%9.5%
Unemployed1.8%2.9%
Full-time student4.4%7.9%
Retired30.5%21.5%
Looking after home or family3.9%4.8%
Long-term sick or disabled2.4%4.1%
Other2.3%3.1%
Occupations

Social grade

39.8% of adults in DA3 work in managerial or professional jobs, above the England average of 33.2%.

DA3England
Higher managerial & professional16.2%13.2%
Lower managerial & professional23.6%19.9%
Intermediate14.7%11.4%
Small employers & self-employed13.3%10.6%
Lower supervisory & technical4.8%5.3%
Semi-routine9.8%11.3%
Routine7.4%12%
Never worked & long-term unemployed5.9%8.5%
Full-time students4.3%7.7%
Education

Highest qualification

29.9% of adults in DA3 hold a degree or equivalent, below the England average of 33.9%. 16.4% have no qualifications.

DA3England
Degree level or above29.9%33.9%
A level or equivalent17.5%16.9%
GCSE grade 4/C or above16.3%13.3%
Below GCSE grade 4/C10.8%9.7%
Apprenticeship6.3%5.3%
Other qualifications2.8%2.8%
No qualifications16.4%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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