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Orpington

Constituency

South east London. About 99,548 people in 68 square kilometres.

MP for Orpington

Gareth BaconConservativeMP since

They won by 5,118 votes on a 64.6% turnout.

As of , from the UK Parliament Members API. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.

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Radon Affected Area by constituency

Worked out by Open Index · 2022

Under 1%90% or more

About 87% of people in Orpington live in a 1 km square that the radon atlas marks as a radon Affected Area.

Majority, 2024 general election
11.1%
Joint 250th smallest majority of 650
House of Commons Library · Jul 2024
Turnout, 2024 general election
64.6%
Joint 178th highest turnout of 650
House of Commons Library · Jul 2024
Population
98,227
243rd least populated of 650
ONS Census 2021 · 2021
People in radon Affected Area squares
87%
UK 44%
Worked out by Open Index

2024 general election result

Candidates in Orpington at the general election on 4 July 2024, in finishing order
CandidatePartyVotesShare
Gareth BaconElectedConservative17,50438.0%
Ju OwensLabour12,38626.9%
Mark JamesReform UK8,89619.3%
Graeme CaseyLiberal Democrat4,72810.3%
Seamus McCauleyGreen Party2,3195.0%
John BrightSocial Democratic Party2400.5%
Electorate
71,284
Turnout
64.6%
Majority
5,118 (11.1%)
Valid votes
46,073
Rejected ballots
165

Polling day . Shares are of valid votes; turnout is valid votes as a share of the electorate. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: House of Commons Library, UK Parliament election results. The result from the House of Commons Library

How Orpington compares

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

OrpingtonMiddle
Majority, 2024 general election650 constituencies, UK · Jul 2024
Majority, 2024 general election: every constituency in UK650 areas from 0.0% to 60.6%. The middle area is 14.1%. Orpington is 11.1%.
11.1%joint 250th smallest majority
Turnout, 2024 general election650 constituencies, UK · Jul 2024
Turnout, 2024 general election: every constituency in UK650 areas from 40.0% to 75.2%. The middle area is 60.0%. Orpington is 64.6%.
64.6%joint 178th highest turnout
Population650 constituencies, UK · 2021
Population: every constituency in UK650 areas from 26,159 to 151,876. The middle area is 100,988. Orpington is 98,227.
98,227243rd least populated
People in radon Affected Area squares650 constituencies, UK · 2022
People in radon Affected Area squares: every constituency in UK650 areas from 0.0% to 100.0%. The middle area is 39.0%. Orpington is 87.0%.
87%joint 133rd most people in radon Affected Areas

Every constituency ranked: population and people in radon affected area squares.

What is the population of Orpington?

Orpington had 98,227 usual residents at the census.

Orpington is the 243rd least populated of 650 in the UK.

Figures for the whole of Bromley

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

Average house price
£511,670
Down 3.1% in a year
HM Land Registry · Jul 2026
Median full-time pay
£51,225
11th highest paid of 348
ONS earnings survey · 2025
House price to pay
10.0×
Joint 54th least affordable of 348
Worked out by Open Index
Deprivation score
12.7
Joint 57th least deprived of 296
MHCLG · England only
Orpington in brief

The winner in Orpington had a majority of 11.1% of valid votes at the general election on 4 July 2024.

Turnout in Orpington at the general election on 4 July 2024 was 64.6%.

Orpington had 98,227 usual residents at the census.

About 87% of people in Orpington live in a 1 km square that the radon atlas marks as a radon Affected Area.