Portsmouth Langstone (UK Parliament constituency)

Portsmouth Langstone
Portsmouth Langstone
Former borough constituency; for the House of Commons
	Boundary of Portsmouth Langstone in Hampshire for the 1955 general election
County	Hampshire
1950–1974
Seats	One
Created from	Portsmouth North, Fareham and Petersfield
Replaced by	Havant and Waterloo and Portsmouth North

Portsmouth Langstone was a borough constituency in Portsmouth. It returned one Member of Parliament (MP) to the House of Commons of the Parliament of the United Kingdom, elected by the first past the post system.

History

The constituency was created for the 1950 general election, and abolished for the February 1974 general election.

Dates	Local authority	Maps	Wards
1950–1955	County Borough of Portsmouth Havant and Waterloo Urban District		The County Borough of Portsmouth wards of Cosham and Meredith, and the Urban District of Havant and Waterloo.
1955–1974			The County Borough of Portsmouth wards of Cosham, Farlington, Meredith, and Paulsgrove, and the Urban District of Havant and Waterloo.

The constituency was formed from the abolished constituencies of Portsmouth North and Fareham as well as Waterlooville from the Petersfield constituency

Wards renamed

Election		Member	Party	Notes
	1950	Geoffrey Stevens	Conservative
	1964	Ian Lloyd	Conservative	Contested Havant and Waterloo following redistribution
Feb 1974		constituency abolished: see Havant and Waterloo and Portsmouth North

General election 1950: Portsmouth Langstone^[1]
Party		Candidate	Votes	%
	Conservative	Geoffrey Stevens	29,477	59.0
	Labour	Percy Knight	17,691	35.4
	Liberal	Albert Jones	2,821	5.6
Majority			11,786	23.6
Turnout			49,989	83.7
Registered electors			59,711
	Conservative win (new seat)

General election 1951: Portsmouth Langstone^[1]^[2]
Party		Candidate	Votes	%	±%
	Conservative	Geoffrey Stevens	31,752	63.0	+4.0
	Labour	John O'Neill Ryan	18,647	37.0	+1.6
Majority			13,105	26.0	+2.4
Turnout			50,399	81.8	–2.0
Registered electors			61,641
	Conservative hold		Swing	+1.2

General election 1955: Portsmouth Langstone^[1]^[3]
Party		Candidate	Votes	%	±%
	Conservative	Geoffrey Stevens	32,014	64.2	+1.2
	Labour	Stanley Clinton-Davis	17,859	35.8	–1.2
Majority			14,155	28.4	+2.3
Turnout			49,873	73.0	–8.7
Registered electors			68,299
	Conservative hold		Swing	+1.2

General election 1959: Portsmouth Langstone^[1]^[4]
Party		Candidate	Votes	%	±%
	Conservative	Geoffrey Stevens	38,834	65.4	+1.2
	Labour	Douglas Reynolds	20,553	34.6	–1.2
Majority			18,281	30.8	+2.4
Turnout			59,387	74.3	+1.3
Registered electors			79,885
	Conservative hold		Swing	+1.2

General election 1964: Portsmouth Langstone^[1]^[5]
Party		Candidate	Votes	%	±%
	Conservative	Ian Lloyd	33,208	48.3	–17.1
	Labour	Terence Molloy	23,365	34.0	–0.6
	Liberal	Rex Collings	12,212	17.8	N/A
Majority			9,843	14.3	–16.5
Turnout			68,785	75.1	+0.8
Registered electors			91,587
	Conservative hold		Swing	–8.2

General election 1966: Portsmouth Langstone^[1]^[6]
Party		Candidate	Votes	%	±%
	Conservative	Ian Lloyd	34,446	48.4	+0.1
	Labour	Terence Molloy	26,197	36.8	+2.8
	Liberal	David Griffiths	10,540	14.8	–2.9
Majority			8,249	11.6	–2.7
Turnout			70,183	74.0	–1.1
Registered electors			96,166
	Conservative hold		Swing	–1.4

General election 1970: Portsmouth Langstone^[1]^[7]
Party		Candidate	Votes	%	±%
	Conservative	Ian Lloyd	43,733	54.4	+6.0
	Labour Co-op	Roger Kenward	26,492	33.0	–3.9
	Liberal	Roger Anstey	10,226	12.7	–2.1
Majority			17,241	21.4	+9.8
Turnout			80,451	71.4	–2.7
Registered electors			112,725
	Conservative hold		Swing	+4.9

^ ^a ^b ^c ^d ^e ^f ^g Craig, Fred W. S (1983). British parliamentary election results, 1950-1973 (2nd ed.). Parliamentary Research Services. ISBN 0900178078. Retrieved 5 April 2025.
^ The Times' Guide to the House of Commons. 1951.
^ The Times' Guide to the House of Commons. 1955.
^ The Times' Guide to the House of Commons. 1959.
^ The Times' Guide to the House of Commons. 1964.
^ The Times' Guide to the House of Commons. 1966.
^ The Times' Guide to the House of Commons. 1970.