Timeline
Mark Pack
Liberal Democrat activist and analyst who tracks council by-election results.
19 of 19 entries (18 events, 1 interactions)
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#18 1 Oct
Recorded the councillor moves and by-election results
UK Local Elections 2026: Labour takes Hirst and Amble from Reform#18 16 Sept
Mentioned in: Lib Dem Amjid Ali takes over Luton
UK Local Elections 2026#18 15 Sept
Mentioned in: Reform down to 50 of 98 Durham seats
UK Local Elections 2026#17 1 Sept
Mentioned in: Three more of Reform's May intake quit
UK Local Elections 2026#17 27 Aug
Mentioned in: Labour retakes a St Helens ward
UK Local Elections 2026#16 20 Aug
Mentioned in: Durham councillor joins UK Social Democratic Party
UK Local Elections 2026#16 20 Aug
Mentioned in: Labour takes Penistone East from Reform
UK Local Elections 2026#15 7 Aug
Mentioned in: Carol Ney quits Reform over a post
UK Local Elections 2026#15 6 Aug
Mentioned in: Carr takes his Reform seat to the SDP
UK Local Elections 2026#15 3 Aug
Counted Reform UK's cumulative councillor departures
UK Local Elections 2026: Reform sheds 56 councillors since May#11 2 Jul
Tracked cumulative Reform councillor departures reaching roughly 40
UK Local Elections 2026: Reform's councillor losses start to slow#9 21 May
Published detailed breakdown of 22 Reform departures by category
UK Local Elections 2026: Reform loses 22 councillors in 14 days#9 15 May
Mentioned in: Labour NEC clears Burnham for Makerfield run
UK Local Elections 2026#8 14 May
Published tracker documenting at least seven Reform departures within seven days of polling
UK Local Elections 2026: Seven Reform exits in seven days#6 5 May
Mentioned in: Reform projected to 2,342 council seats
UK Local Elections 2026#5 16 Apr
Mentioned in: Section 106 conviction vacates Reform seat
UK Local Elections 2026#3 13 Apr
Mentioned in: 65 Reform councillors gone in a year
UK Local Elections 2026#4 9 Apr
Mentioned in: Reform Kent group falls from 57 to 47
UK Local Elections 2026#4 9 Apr
UK Local Elections 2026 · source event