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Mid Sussex

Constituency

The south east of the South East. About 103,756 people in 166 square kilometres.

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Population by constituency

Census 2021, England and Wales

Under 93k114k or more

Mid Sussex had 98,399 usual residents at the census.

Population
98,399
248th lowest of 650
ONS Census 2021 · 2021
Aged 15 to 64
61.4%
186th lowest of 650
ONS Census 2021 · 2021
Aged 65 and over
20.1%
271st highest of 650
ONS Census 2021 · 2021
Aged under 15
18.5%
163rd highest of 650
ONS Census 2021 · 2021

How Mid Sussex compares

Each dot is a constituency. The black line marks the middle one.

Mid SussexMiddle
Population650 constituencys, UK · 2021
Population: every constituency in UK650 areas from 26,159 to 151,876. The middle area is 100,988. Mid Sussex is 98,399.
98,399248th lowest
Aged 15 to 64650 constituencys, UK · 2021
Aged 15 to 64: every constituency in UK650 areas from 52.3% to 82.1%. The middle area is 63.1%. Mid Sussex is 61.4%.
61.4%joint 186th lowest
Aged 65 and over650 constituencys, UK · 2021
Aged 65 and over: every constituency in UK650 areas from 5.0% to 34.6%. The middle area is 19.3%. Mid Sussex is 20.1%.
20.1%joint 271st highest
Aged under 15650 constituencys, UK · 2021
Aged under 15: every constituency in UK650 areas from 9.7% to 24.9%. The middle area is 17.0%. Mid Sussex is 18.5%.
18.5%joint 163rd highest

Every constituency ranked: population, aged 15 to 64, aged 65 and over and aged under 15.

Figures for the whole of Mid Sussex

Most of Mid Sussex lies in Mid Sussex. These figures are published for the whole of Mid Sussex, not for constituencies, so they describe the council and not Mid Sussex itself. See Mid Sussex

Average house price
£430,777
Down 0.2% in a year
HM Land Registry · Jul 2026
Median full-time pay
£44,352
59th highest of 348
ONS earnings survey · 2025
House price to pay
9.7×
61st least affordable of 348
Worked out by Open Index
Deprivation score
8.7
11th least deprived of 296
MHCLG · England only
Mid Sussex in brief

Mid Sussex had 98,399 usual residents at the census.

61.4% of residents in Mid Sussex were aged 15 to 64 at the census.

20.1% of residents in Mid Sussex were aged 65 or over at the census.

18.5% of residents in Mid Sussex were aged under 15 at the census.