Watford

East of England · England
-34.1pp WBI 45.8% → 11.7% by 2051 (20-group HP, Census-direct, SNPP-constrained)
102,245 Population (2021 Census)
45.8% White British (2021)
20.1% White British (2041 projected)
11.7% White British (2051 projected)

Ethnic composition

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

white british 45.8%
white other 15.1%
asian 24.5%
black 6.3%
mixed 4.8%
other 3.6%

Projected 2051

white british 11.7%
white other 28.4%
asian 40.4%
black 4.8%
mixed 6.7%
other 8.0%

What's driving change?

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

-16.1pp Total WBI change
-6.4pp National effect
+1.4pp Structural effect
-11.2pp Local effect

Diversity index

highly diverse Shannon entropy: 0.80 · Dissimilarity: 28.7

Religion

Census 2021 religious composition with projections.

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

Muslim population projected: 21.1% by 2051

Country of birth

UK-born (2021) 66.0%
Foreign-born (2021) 34.0%
Foreign-born (2051 projected) 70.4%

English proficiency

mainLanguageEnglishPct 81.0%
notEnglishPct 38.1%
cannotSpeakEnglishPct 0.0%

Service demand pressure

39/100 Low Pressure Rank 158 of 320
Ethnic change20/20
Asylum1/20
School0/20
Language0/20
Housing18/20

Economic profile

Avg employment rate48.5%
Avg home ownership37%
Avg social rent10.4%
Degree or above28.6%
No qualifications10.9%

Housing demand projection

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

Ownership (2021)37%
Social rent (2021)10.4%
Private rent (2021)21.7%
Ownership (2041)27.2%
Social rent (2041)7.7%
Social rent change-2.7pp

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

English proficiency

mainLanguageEnglishPct 81.0%
notEnglishPct 38.1%
cannotSpeakEnglishPct 0.0%
Projected non-English growth+25.7pp

NHS and council services will need increased interpreter/translation provision.

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