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Isle of Anglesey County Council: election 2027

Every seat on Isle of Anglesey County Council is up for election on Thursday 6 May 2027.

Who runs each council

Who runs it
Plaid Cymru majority
Leader
Gary Pritchard, Plaid Cymru

Plaid Cymru holds 18 of 35 seats, exactly enough for a majority.

Source

Seats now and in 2022

2022 election, 35 seats

  • Labour 3
  • Plaid Cymru 21
  • Liberal Democrat 1
  • Independents and local groups 10

Source

By-elections since 2022

DateWardHeld before byWon byResult
31 Jul 2026Bro'r LlynnoeddPlaid CymruPlaid CymruSame party or group
6 Feb 2026Ynys GybiPlaid CymruReform UKChanged hands
28 Oct 2024TalybolionPlaid CymruIndependent or otherChanged hands
21 Apr 2023AethwyPlaid CymruPlaid CymruSame party or group

From Open Council Data's lists, which it says may be incomplete. "Independent or other" covers independents and small parties, so a seat staying "independent or other" may still have changed hands.