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Postcode sector · Knebworth

Affluence in SG3 6

How SG3 6 ranks on deprivation and income, and the work and qualifications behind it.

Council
North Hertfordshire
Region
East of England
Population
11,716 (2024)
Deprivation

How well off SG3 6 is

On the English Indices of Deprivation 2025, SG3 6 scores 8.2 out of 10, placing it among the most affluent fifth of England. Scores are ranked within England only, so they can’t be compared across UK nations.

Overall score
8.2/ 10
Most deprivedLeast deprived
Its 6 neighbourhoods, from 1 to 10
12345678910
Most deprivedLeast deprived
By category, lowest first
  • Barriers to housing and services4.7
  • Living environment5.0
  • Older people in low-income households7.8
  • Income8.0
  • Children in low-income families8.0
  • Employment8.2
  • Crime8.3
  • Education and skills8.7
  • Health and disability9.2
Income

Household income

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

Annual income
£72,314
Before tax, all sources
England
£55,856
Above the national average
Higher than
87%
Of neighbourhoods in England and Wales
Work

Who is in work

58.2% of adults in SG3 6 are in work, broadly in line with the England average of 55.7%. 26.5% are retired and 4.9% are full-time students.

SG3 6England
Employee, full-time34%34.3%
Employee, part-time11.5%11.9%
Self-employed12.7%9.5%
Unemployed1.7%2.9%
Full-time student4.9%7.9%
Retired26.5%21.5%
Looking after home or family4.3%4.8%
Long-term sick or disabled2.3%4.1%
Other2.1%3.1%
Occupations

Social grade

46.9% of adults in SG3 6 work in managerial or professional jobs, well above the England average of 33.2%.

SG3 6England
Higher managerial & professional22%13.2%
Lower managerial & professional24.9%19.9%
Intermediate11.9%11.4%
Small employers & self-employed13%10.6%
Lower supervisory & technical4.1%5.3%
Semi-routine7.3%11.3%
Routine6.8%12%
Never worked & long-term unemployed5.4%8.5%
Full-time students4.7%7.7%
Education

Highest qualification

42.1% of adults in SG3 6 hold a degree or equivalent, above the England average of 33.9%. 12.8% have no qualifications.

SG3 6England
Degree level or above42.1%33.9%
A level or equivalent16.2%16.9%
GCSE grade 4/C or above13.6%13.3%
Below GCSE grade 4/C8.6%9.7%
Apprenticeship4.5%5.3%
Other qualifications2.3%2.8%
No qualifications12.8%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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