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

Date	Ward	Held before by	Won by	Result
31 Jul 2026	Bro'r Llynnoedd	Plaid Cymru	Plaid Cymru	Same party or group
6 Feb 2026	Ynys Gybi	Plaid Cymru	Reform UK	Changed hands
28 Oct 2024	Talybolion	Plaid Cymru	Independent or other	Changed hands
21 Apr 2023	Aethwy	Plaid Cymru	Plaid Cymru	Same 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.