North Lanarkshire UA, Murdostoun – 24th June 2021
Independent Seat. Cause: Death
Somerset West and Taunton DC, North Curry and Ruishton – 24th June 2021
Liberal Democrat Seat. Cause: Resignation
Liberal Democrat Candidate: Barrie Hall
Chichester DC, Chichester East – 24th June 2021
Labour Seat. Cause: Resignation
Liberal Democrat Candidate: Bill Brisbaine
Gwynedd UA, Harlech – 24th June 2021
Independent Seat. Cause: Resignation
Swindon UA, Priory Vale – 24th June 2021
Independent Seat. Cause: Resignation
Liberal Democrat Candidate: Joseph Polson
Rugby DC, Wolvey and Shilton – 24th June 2021
Conservative Seat. Cause: Resignation
Liberal Democrat Candidate: Sam Edwards
Enfield LBC, Bush Hill Park – 1st July 2021
Independent Seat. Cause: Disqualification
Liberal Democrat Candidate: Ade Adetula
North East Lincolnshire UA, Heneage – 1st July 2021
Labour Seat. Cause: Resignation
Liberal Democrat candidate: Les Bonner
Chelmsford City, Writtle – 1st July 2021
Conservative Seat. Cause: Death
Lib Dem Candidate: Lynn Valerie Foster
Elmbridge DC, Cobham and Downside – 1st July 2021
Conservative Seat. Cause: Death
Lib Dem Candidate: Robin Stephens
Stoke on Trent UA, Penkhull and Stoke – 1st July 2021
Independent Seat. Cause: Resignation
Newark and Sherwood DC, Bridge (x2) – 1st July 2021
2x Independent Seats. Cause: Resignation
Liberal Democrat Candidates: Ryan Cullen and Keith Melton
Islington LBC, Tollington – 1st July 2021
Labour Seat. Cause: Resignation.
Liberal Democrat Candidate: Nicolov Jane.
East Suffolk DC, Aldeburgh and Leiston (x2) – 8th July 2021
Conservative Seats. Causes: Resignations
Huntingdonshire DC, St Neots East – 8th July 2021
Labour Seat. Cause: Resignation
Lib Dem Candidate: Geoff Seeeff
Mid Sussex DC, Ardingly and Balcombe – 8th July 2021
Conservative Seat. Cause: Death
Lib Dem Candidate: Ben Jerrit
East Devon DC, Feniton – 8th July 2021
Independent Seat. Cause: Resignation
Lib Dem Candidate: Todd Olive
Harlow DC, Mark Hall – 8th July 2021
Labour Seat. Cause: Death
Lib Dem Candidate: Lesley Rideout
East Devon DC, Honiton St. Michaels – 8th July 2021
Liberal Democrat Seat. Cause: Resignation
Lib Dem Candidate: Jules Hoyles
Sandwell MBC, Tividale – 15th July 2021
Labour Seat. Cause: Death
Camden LBC, Fortune Green – 22nd July 2021
Liberal Democrat Seat. Cause: Resignation
Liberal Democrat Candidate: Nancy Jirira
North Somerset UA, Congresbury and Puxton – 22nd July 2021
Liberal Democrat Seat. Cause: Resignation
West Lothian UA, East Livingston and East Calder – 5th August 2021
Labour Seat. Cause: Death
North Ayrshire UA, Dalry and West Kilbride – 12th August 2021
SNP Seat. Cause: Resignation
Highland UA, Inverness West – 12th August 2021
Independent Seat. Cause: Resignation