The region^[1] of South West England has, since the 2010 general election, 55 parliamentary constituencies which is made up of 15 borough constituencies and 40 county constituencies. At that election the Conservative Party held the largest number of constituencies, with 36. The Liberal Democrats had 15 and Labour had 4. At the 2015 general election the Liberal Democrats lost all of their seats (14 to the Conservatives and one to Labour), while the Conservatives gained one seat from Labour, leaving the Conservatives with 51 and Labour with 4. In the 2017 general election, the Conservatives remained, by far, the largest party with 47 seats, though losing three to Labour, who won 7, and one to the Liberal Democrats, who won 1. In the 2019 general election,^[2] the Conservatives increased their number of seats to 48 by regaining Stroud from Labour, who held their other six seats, while the Liberal Democrats retained their sole seat in Bath.

  † Conservative   ‡ Labour   ¤ Liberal Democrat   ♣ Green Party   # Independent

More information Constituency, Electorate ...

Constituency [nb 1]	Electorate[3]	Majority[4][nb 2]	Member of Parliament[4]		Nearest opposition[4]		County	County Location	Constituency Map
Bath BC	67,805	12,322		Wera Hobhouse¤		Annabel Tall†	Somerset (prev. Avon)
Bournemouth East BC	74,125	8,806		Tobias Ellwood†		Corrie Drew‡	Dorset
Bournemouth West BC	74,205	10,150		Conor Burns†		David Stokes‡	Dorset
Bridgwater and West Somerset CC	85,327	24,439		Ian Liddell-Grainger†		Oliver Thornton‡	Somerset
Bristol East BC	73,867	10,794		Kerry McCarthy‡		Sarah Codling†	Bristol (prev. Avon)
Bristol North West BC	76,273	5,692		Darren Jones‡		Mark Weston†	Bristol (prev. Avon)
Bristol South BC	84,079	9,859		Karin Smyth‡		Richard Morgan†	Bristol (prev. Avon)
Bristol West BC	99,253	28,219		Thangam Debbonaire‡		Carla Denyer♣	Bristol (prev. Avon)
Camborne and Redruth CC	70,250	8,700		George Eustice†		Paul Farmer‡	Cornwall
Central Devon CC	74,926	17,721		Mel Stride†		Lisa Webb‡	Devon
Cheltenham BC	81,044	981		Alex Chalk†		Max Wilkinson¤	Gloucestershire
Chippenham CC	77,221	11,288		Michelle Donelan†		Helen Belcher¤	Wiltshire
Christchurch CC	71,520	24,617		Christopher Chope†		Mike Cox¤	Dorset
Devizes CC	73,372	23,983		Danny Kruger†		Jo Waltham¤	Wiltshire
East Devon CC	87,168	6,708		Simon Jupp†		Claire Wright#	Devon
Exeter BC	82,054	10,403		Ben Bradshaw‡		John Gray†	Devon
Filton and Bradley Stoke CC	74,016	5,646		Jack Lopresti†		Mhairi Threlfall‡	Gloucestershire (prev. Avon)
Forest of Dean CC	71,438	15,869		Mark Harper†		Di Martin‡	Gloucestershire
Gloucester BC	81,319	10,277		Richard Graham†		Fran Boait‡	Gloucestershire
Kingswood BC	68,972	2,501 (2024)		Damien Egan‡		Sam Bromiley†	Gloucestershire (prev. Avon)
Mid Dorset and North Poole CC	65,427	14,898		Michael Tomlinson†		Vikki Slade¤	Dorset
Newton Abbot CC	72,529	17,501		Anne Marie Morris†		Martin Wrigley¤	Devon
North Cornwall CC	69,935	14,752		Scott Mann†		Danny Chambers¤	Cornwall
North Devon CC	75,859	14,813		Selaine Saxby†		Alex White¤	Devon
North Dorset CC	76,765	24,301		Simon Hoare†		David Chadwick¤	Dorset
North East Somerset CC	73,692	14,729		Jacob Rees-Mogg†		Mark Huband‡	Somerset (prev. Avon)
North Somerset CC	80,194	17,536		Liam Fox†		Hannah Young‡	Somerset (prev. Avon)
North Swindon CC	82,441	16,171		Justin Tomlinson†		Kate Linnegar‡	Wiltshire
North Wiltshire CC	73,280	17,626		James Gray†		Brian Matthew¤	Wiltshire
Plymouth, Moor View BC	69,430	12,897		Johnny Mercer†		Charlotte Holloway‡	Devon
Plymouth, Sutton and Devonport BC	77,852	4,757		Luke Pollard‡		Rebecca Smith†	Devon
Poole BC	73,989	19,116		Robert Syms†		Sue Aitkenhead‡	Dorset
Salisbury CC	74,556	19,736		John Glen†		Victoria Charleston¤	Wiltshire
Somerton and Frome CC	85,866	19,213		Sarah Dyke¤		Faye Purbrick†	Somerset
South Dorset CC	73,809	17,153		Richard Drax†		Carralyn Parkes‡	Dorset
South East Cornwall CC	71,825	20,971		Sheryll Murray†		Gareth Derrick‡	Cornwall
South Swindon CC	73,118	6,625		Robert Buckland†		Sarah Church‡	Wiltshire
South West Devon CC	72,535	21,430		Gary Streeter†		Alex Beverley‡	Devon
South West Wiltshire CC	77,969	21,630		Andrew Murrison†		Emily Pomroy-Smith‡	Wiltshire
St Austell and Newquay CC	79,930	16,526		Steve Double†		Felicity Owen‡	Cornwall
St Ives CC	68,795	4,280		Derek Thomas†		Andrew George¤	Cornwall
Stroud CC	84,537	3,840		Siobhan Baillie†		David Drew‡	Gloucestershire
Taunton Deane CC	88,676	11,700		Rebecca Pow†		Gideon Amos¤	Somerset
Tewkesbury CC	83,958	22,410		Laurence Robertson†		Alex Hegenbarth¤	Gloucestershire
The Cotswolds CC	81,939	20,214		Geoffrey Clifton-Brown†		Liz Webster¤	Gloucestershire
Thornbury and Yate CC	69,492	12,369		Luke Hall†		Claire Young¤	Gloucestershire (prev. Avon)
Tiverton and Honiton CC	81,661[5]	6,144[5]		Richard Foord¤		Helen Hurford†	Devon
Torbay BC	75,054	17,749		Kevin Foster†		Lee Howgate¤	Devon
Torridge and West Devon CC	80,403	24,992		Geoffrey Cox†		David Chalmers¤	Devon
Totnes CC	69,863	12,724		Anthony Mangnall†		Sarah Wollaston¤	Devon
Truro and Falmouth CC	76,719	4,561		Cherilyn Mackrory†		Jennifer Forbes‡	Cornwall
Wells CC	84,124	9,991		James Heappey†		Tessa Munt¤	Somerset
West Dorset CC	81,897	14,106		Chris Loder†		Edward Morello¤	Dorset
Weston-super-Mare CC	82,526	17,121		John Penrose†		Tim Taylor‡	Somerset (prev. Avon)
Yeovil CC	82,468	16,181		Marcus Fysh†		Mick Clark¤	Somerset

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See 2023 Periodic Review of Westminster constituencies for further details.

Following the abandonment of the Sixth Periodic Review (the 2018 review), the Boundary Commission for England formally launched the 2023 Review on 5 January 2021. The Commission calculated that the number of seats to be allocated to the South West region will increase by 3, from 55 to 58.^[6] Initial proposals were published on 8 June 2021 and, following two periods of public consultation, revised proposals were published on 8 November 2022. The final proposals were published on 28 June 2023.

Under the proposals, the following constituencies for the region will come into effect at the next general election:^[7]

Primary data source: House of Commons research briefing - General election results from 1918 to 2019^[8]

2019

The number of votes cast for each political party who fielded candidates in constituencies comprising the South West region in the 2019 general election were as follows:

More information Party, Votes ...

Party	Votes	%	Change from 2017	Seats	Change from 2017
Conservative	1,612,090	52.8%	1.4%	48	1
Labour	713,226	23.3%	5.8%	6	1
Liberal Democrats	554,500	18.2%	3.3%	1	0
Greens	115,011	3.8%	1.5%	0	0
Brexit	11,139	0.4%	new	0	0
Others	47,411	1.5%	0.8%	0	0
Total	3,053,377	100.0		55

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• List of United Kingdom Parliament constituencies
• List of parliamentary constituencies in Avon
• List of parliamentary constituencies in Cornwall
• List of parliamentary constituencies in Devon
• List of parliamentary constituencies in Dorset
• List of parliamentary constituencies in Gloucestershire
• List of parliamentary constituencies in Somerset
• List of parliamentary constituencies in Wiltshire