109 local authorities projected minority White British by 2051

109 councils. Minority White British by 2051.

74 by 2041. 109 by 2051. These are not forecasts. They are Hamilton-Perry projections extrapolating Census 2011-to-2021 cohort change ratios forward, constrained by ONS population projections. The model has been validated against Census 2021 (MAE 1.71pp across 269 areas).

Of the 109, 76 currently have a White British majority today. They cross the threshold within a generation.

The ten fastest transformations among current-majority areas:

Area	WBI 2021	WBI 2051	Change
Havering	66.5%	9.3%	-57.2pp
Sandwell	52.1%	11.3%	-40.8pp
Sutton	57.3%	12.8%	-44.5pp
Coventry	55.3%	15.0%	-40.3pp
Bexley	64.5%	16.9%	-47.6pp
Dartford	67.3%	17.3%	-50.0pp
Wolverhampton	54.7%	17.6%	-37.1pp
Thurrock	66.2%	18.0%	-48.2pp
Kingston upon Thames	53.7%	18.6%	-35.1pp
Reading	53.5%	19.0%	-34.5pp

Havering. 66.5% White British today. Projected 9.3% by 2051. That is a 57 percentage point decline in 30 years. In outer east London.

This is not a London story. Coventry, Wolverhampton, Reading, Derby, Peterborough, Milton Keynes, Bradford, Kirklees, Rochdale, Oldham. Towns and cities across England.

Already below 50% in 2021 (33 areas): Birmingham (42.9%), Leicester (33.2%), Luton (31.8%), Slough (24.0%), Newham (14.8%), Brent (15.2%). These areas passed the threshold years ago. By 2051, several are projected below 10% White British.

The national picture. England and Wales White British share: 74.4% (Census 2021, ONS TS021). Across the 278 areas the HP model projects, the weighted WBI share is 72.5% in 2021 falling to approximately 50.5% by 2051. The cohort-component model (with fertility convergence) projects 52.7% for 2051. Both agree: nationally, White British approaches 50% in the early 2050s.

Three things drive every one of these 109 areas. Fertility: White British TFR 1.31, below replacement. Age structure: the White British population is older, dying faster than it replaces itself. Migration: selective out-migration of White British to surrounding areas, combined with international in-migration to cities.

The data is on every place page on this site. Search your area.

Source: Census 2021 custom dataset (20 ethnic groups, direct observations). Hamilton-Perry v7.0 single-year CCR model, Census 2011 DC2101EW base (observed, not proportionally split). SNPP 2022-based envelope constraint. Backcast validated: MAE 1.71pp across 269 areas.