Open Council Data UK - By-elections Archive 2026-27

Council Control Changes Log 2026-27

2026-27

Date	Council	Control Type	From		To
16 Jun 26	Bridgend	Majority	LAB	>	NOC
		Administration	LAB		LAB min
		Largest Group	LAB		LAB

12 Jun 26	East Cambridgeshire	Majority	NOC	>	CON
		Administration	CON/IND		CON
		Largest Group	CON		CON

06 Jun 26	Birmingham	Majority	LAB	>	NOC
		Administration	LAB		LD/GRN/IND min
		Largest Group	LAB		REF

03 Jun 26	Colchester	Majority	NOC	>	NOC
		Administration	LD/LAB		CON/LD
		Largest Group	CON		CON

01 Jun 26	Cambridge	Majority	LAB	>	NOC
		Administration	LAB		LAB min
		Largest Group	LAB		LAB

01 Jun 26	Lambeth	Majority	LAB	>	NOC
		Administration	LAB		GRN min
		Largest Group	LAB		GRN

30 May 26	Brentwood	Majority	NOC	>	NOC
		Administration	LD/LAB		LD/LAB/IND
		Largest Group	LD		LD

29 May 26	Maldon	Majority	NOC	>	NOC
		Administration	IND min		CON min
		Largest Group	CON		CON

28 May 26	Hyndburn	Majority	LAB	>	NOC
		Administration	LAB		LAB min
		Largest Group	LAB		LAB

28 May 26	Norfolk	Majority	CON	>	NOC
		Administration	CON		REF min
		Largest Group	CON		REF

28 May 26	Southwark	Majority	LAB	>	NOC
		Administration	LAB		GRN/LD
		Largest Group	LAB		LAB

27 May 26	Enfield	Majority	LAB	>	NOC
		Administration	LAB		CON min
		Largest Group	LAB		CON

27 May 26	Newcastle upon Tyne	Majority	NOC	>	NOC
		Administration	LAB min		LD min
		Largest Group	LAB		LD

27 May 26	Redditch	Majority	LAB	>	NOC
		Administration	LAB		CON/IND
		Largest Group	LAB		LAB

27 May 26	Solihull	Majority	CON	>	NOC
		Administration	CON		CON min
		Largest Group	CON		CON

27 May 26	Tameside	Majority	LAB	>	NOC
		Administration	LAB		LAB min
		Largest Group	LAB		LAB

27 May 26	Wandsworth	Majority	LAB	>	NOC
		Administration	LAB		CON min
		Largest Group	LAB		CON

26 May 26	Canterbury	Majority	NOC	>	NOC
		Administration	LAB/LD		LAB min
		Largest Group	LAB		LAB

26 May 26	Hartlepool	Majority	LAB	>	NOC
		Administration	LAB		REF/CON
		Largest Group	LAB		REF

26 May 26	Sheffield	Majority	NOC	>	NOC
		Administration	LAB/LD/GRN		LAB/GRN
		Largest Group	LAB		LAB

26 May 26	Southend-on-Sea	Majority	NOC	>	NOC
		Administration	LAB/IND/LD		LAB/GRN/LD
		Largest Group	LAB		LAB

26 May 26	Swindon	Majority	LAB	>	NOC
		Administration	LAB		CON min
		Largest Group	LAB		CON

26 May 26	West Sussex	Majority	CON	>	NOC
		Administration	CON		LD/GRN
		Largest Group	CON		LD/REF Equal

21 May 26	Basildon	Majority	NOC	>	NOC
		Administration	LAB min		CON min
		Largest Group	LAB		LAB/CON Equal

21 May 26	Blackburn with Darwen	Majority	LAB	>	NOC
		Administration	LAB		LAB min
		Largest Group	LAB		LAB

21 May 26	Coventry	Majority	LAB	>	NOC
		Administration	LAB		LAB min
		Largest Group	LAB		LAB

21 May 26	East Sussex	Majority	NOC	>	NOC
		Administration	CON min		REF min
		Largest Group	CON		REF

21 May 26	Hampshire	Majority	CON	>	NOC
		Administration	CON		CON min
		Largest Group	CON		CON

21 May 26	Huntingdonshire	Majority	NOC	>	NOC
		Administration	LD/LAB/IND/GRN		LD/IND/GRN
		Largest Group	CON		LD

21 May 26	Kingston upon Hull	Majority	LD	>	NOC
		Administration	LD		LD min
		Largest Group	LD		LD

21 May 26	North East Lincolnshire	Majority	NOC	>	NOC
		Administration	CON min		REF min
		Largest Group	CON		REF

21 May 26	Preston	Majority	LAB	>	NOC
		Administration	LAB		LAB min
		Largest Group	LAB		LAB

21 May 26	Rugby	Majority	NOC	>	NOC
		Administration	LAB min		LAB/LD
		Largest Group	CON		CON

21 May 26	West Lancashire	Majority	NOC	>	NOC
		Administration	LAB min		CON min
		Largest Group	LAB		LAB

20 May 26	Brent	Majority	LAB	>	NOC
		Administration	LAB		LAB min
		Largest Group	LAB		LAB

20 May 26	Burnley	Majority	NOC	>	NOC
		Administration	IND/GRN/LD		IND/LD/GRN
		Largest Group	LAB		REF

20 May 26	Cannock Chase	Majority	LAB	>	NOC
		Administration	LAB		REF min
		Largest Group	LAB		REF

20 May 26	Exeter	Majority	LAB	>	NOC
		Administration	LAB		LAB min
		Largest Group	LAB		LAB

20 May 26	Gosport	Majority	NOC	>	NOC
		Administration	LD min		CON min
		Largest Group	LD		CON

20 May 26	Haringey	Majority	LAB	>	NOC
		Administration	LAB		GRN min
		Largest Group	LAB		GRN

20 May 26	Havant	Majority	NOC	>	NOC
		Administration	LAB/LD/GRN		LAB/GRN/LD
		Largest Group	CON		REF

20 May 26	Leeds	Majority	LAB	>	NOC
		Administration	LAB		LAB min
		Largest Group	LAB		LAB

20 May 26	Milton Keynes	Majority	LAB	>	NOC
		Administration	LAB		LD/LAB
		Largest Group	LAB		LD

20 May 26	Nuneaton and Bedworth	Majority	NOC	>	NOC
		Administration	LAB min		REF min
		Largest Group	LAB		REF

20 May 26	Southampton	Majority	LAB	>	NOC
		Administration	LAB		LAB min
		Largest Group	LAB		LAB

20 May 26	Spelthorne	Majority	NOC	>	NOC
		Administration	IND/LD		LD min
		Largest Group	CON		CON

20 May 26	Worcestershire	Majority	NOC	>	NOC
		Administration	REF min		GRN/LD/IND
		Largest Group	REF		REF

19 May 26	Barnet	Majority	LAB	>	NOC
		Administration	LAB		LAB min
		Largest Group	LAB		LAB/CON Equal

19 May 26	Bradford	Majority	LAB	>	NOC
		Administration	LAB		REF min
		Largest Group	LAB		REF

19 May 26	Peterborough	Majority	NOC	>	NOC
		Administration	LAB min		LAB/LD
		Largest Group	LAB		CON

19 May 26	Rochford	Majority	NOC	>	NOC
		Administration	CON/IND		REF min
		Largest Group	LD		REF

19 May 26	Worthing	Majority	LAB	>	NOC
		Administration	LAB		LAB min
		Largest Group	LAB		LAB

08 May 26	Barnsley	Majority	LAB	>	REF

08 May 26	Basingstoke & Deane	Majority	NOC	>	NOC
		Administration	IND/LD		IND/LD
		Largest Group	CON		B&D Independents

08 May 26	Brentwood	Majority	NOC	>	NOC
		Administration	LD/LAB		LD/LAB
		Largest Group	LD/CON Equal		LD

08 May 26	Calderdale	Majority	LAB	>	REF

08 May 26	East Surrey	Majority	NEW	>	LD

08 May 26	Epping Forest	Majority	CON	>	NOC
		Administration	CON		CON min
		Largest Group	CON		CON

08 May 26	Essex	Majority	CON	>	REF

08 May 26	Gateshead	Majority	LAB	>	REF

08 May 26	Hackney	Majority	LAB	>	GRN

08 May 26	Hastings	Majority	NOC	>	NOC
		Administration	GRN/IND		GRN
		Largest Group	GRN		GRN

08 May 26	Havering	Majority	IND	>	REF

08 May 26	Isle of Wight	Majority	NOC	>	NOC
		Administration	IND/GRN		REF min
		Largest Group	Independent Group		REF

08 May 26	Lewisham	Majority	LAB	>	GRN

08 May 26	Newcastle-under-Lyme	Majority	CON	>	REF

08 May 26	Newham	Majority	LAB	>	NOC
		Administration	LAB Mayor		LAB Mayor
		Largest Group	LAB		LAB

08 May 26	Norwich	Majority	NOC	>	GRN
		Administration	LAB min		GRN
		Largest Group	LAB		GRN

08 May 26	Portsmouth	Majority	NOC	>	LD
		Administration	LD min		LD
		Largest Group	LD		LD

08 May 26	Sandwell	Majority	LAB	>	REF

08 May 26	South Tyneside	Majority	LAB	>	REF

08 May 26	St Helens	Majority	LAB	>	REF

08 May 26	Stockport	Majority	NOC	>	LD
		Administration	LD min		LD
		Largest Group	LD		LD

08 May 26	Suffolk	Majority	CON	>	REF

08 May 26	Sunderland	Majority	LAB	>	REF

08 May 26	Thurrock	Majority	LAB	>	REF

08 May 26	Tower Hamlets	Majority	NOC	>	Aspire
		Administration	Aspire		Aspire
		Largest Group	Aspire		Aspire

08 May 26	Wakefield	Majority	LAB	>	REF

08 May 26	Walsall	Majority	CON	>	REF

08 May 26	Waltham Forest	Majority	LAB	>	GRN

08 May 26	West Surrey	Majority	NEW	>	LD

08 May 26	Westminster	Majority	LAB	>	CON

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