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Postcode sector · Tonbridge

Affluence in TN11 8

How TN11 8 ranks on deprivation and income, and the work and qualifications behind it.

Council
Sevenoaks
Region
South East
Population
12,335 (2024)
Deprivation

How well off TN11 8 is

On the English Indices of Deprivation 2025, TN11 8 averages decile 7.0 of 10 — more affluent than most of England. Its weakest domain is barriers to housing and services (decile 3.4). 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 7 neighbourhoods by decile
12345678910
Most deprivedLeast deprived
By domain, most deprived first
  • Barriers to housing and services3.4
  • Living environment4.9
  • Crime7.0
  • Older people in low-income households7.4
  • Income7.6
  • Education and skills7.9
  • Children in low-income families7.9
  • Employment8.0
  • Health and disability8.3
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
£72,258
Before tax, all sources
England
£55,856
Above the national average
Percentile
87
Higher than this share of neighbourhoods in England and Wales
Work

Who is in work

Across England, 55.7% of adults are in work; TN11 8 is broadly in line with that, at 58.4%. 22.2% are retired and 6.1% are full-time students.

TN11 8England
Employee, full-time33.1%34.3%
Employee, part-time11.4%11.9%
Self-employed13.8%9.5%
Unemployed2.5%2.9%
Full-time student6.1%7.9%
Retired22.2%21.5%
Looking after home or family6.2%4.8%
Long-term sick or disabled2.4%4.1%
Other2.3%3.1%
Occupations

Social grade

Across England, 33.2% of adults work in managerial or professional jobs; TN11 8 is above that, at 44.4%.

TN11 8England
Higher managerial & professional21.3%13.2%
Lower managerial & professional23.1%19.9%
Intermediate11.5%11.4%
Small employers & self-employed13.8%10.6%
Lower supervisory & technical3.7%5.3%
Semi-routine8%11.3%
Routine7.9%12%
Never worked & long-term unemployed4.9%8.5%
Full-time students5.7%7.7%
Education

Highest qualification

Across England, 33.9% of adults hold a degree or equivalent; TN11 8 is above that, at 42.6%. 12.7% have no qualifications.

TN11 8England
Degree level or above42.6%33.9%
A level or equivalent15.7%16.9%
GCSE grade 4/C or above14.2%13.3%
Below GCSE grade 4/C9.2%9.7%
Apprenticeship3.8%5.3%
Other qualifications1.8%2.8%
No qualifications12.7%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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