Colchester

East of England · England
-31.5pp WBI 80.7% → 49.2% by 2051 (20-group HP, Census-direct, SNPP-constrained)
192,716 Population (2021 Census)
80.7% White British (2021)
62.0% White British (2041 projected)
49.2% White British (2051 projected)

Ethnic composition

Census 2021 observed data with Hamilton-Perry projections to 2061.

white british 80.7%
white other 6.3%
asian 5.1%
black 3.5%
mixed 2.9%
other 1.5%

Projected 2051

white british 49.2%
white other 11.6%
asian 11.4%
black 16.5%
mixed 8.1%
other 3.3%

What's driving change?

Shift-share decomposes demographic change into national trend, structural composition, and local factors. Dominant driver: national trend.

-6.8pp Total WBI change
-6.4pp National effect
-0.6pp Structural effect
+0.1pp Local effect

Diversity index

moderately diverse Shannon entropy: 0.44 · Dissimilarity: 7.5

Religion

Census 2021 religious composition with projections.

2021 [object Object]
2031 [object Object]
2041 [object Object]
2051 [object Object]

Country of birth

UK-born (2021) 85.5%
Foreign-born (2021) 14.5%
Foreign-born (2051 projected) 57.6%

English proficiency

mainLanguageEnglishPct 93.4%
notEnglishPct 13.3%
cannotSpeakEnglishPct 0.0%

Service demand pressure

48/100 Moderate Pressure Rank 97 of 320
Ethnic change20/20
Asylum8/20
School0/20
Language0/20
Housing20/20

Economic profile

Avg employment rate57.1%
Avg home ownership59%
Avg social rent12.1%
Degree or above29.6%
No qualifications14%

Housing demand projection

Census 2021 tenure patterns by ethnicity, projected to 2041 from demographic composition change.

Ownership (2021)59%
Social rent (2021)12.1%
Private rent (2021)20.3%
Ownership (2041)50.2%
Social rent (2041)10.6%
Social rent change-1.5pp

High foreign-born population growth will drive additional housing demand, particularly in the private rented sector.

English proficiency

mainLanguageEnglishPct 93.4%
notEnglishPct 13.3%
cannotSpeakEnglishPct 0.0%
Projected non-English growth+18.7pp

Interpreter demand is manageable at current levels.

Updated 14 Apr 2026 · Census 2021, ONS SNPP, DfE School Census