60Total seats
38.2%Turnout
30Welsh Labour seats
Result
1Welsh Labour30 seats
2Plaid Cymru12 seats
3Welsh Conservatives11 seats
4Welsh Liberal Democrats6 seats
5Independent1 seat
What happened in 2003?
Welsh Labour won 30 seats, exactly half of the 60-member Assembly. Plaid Cymru won 12 and the Conservatives 11.
From 1999 to 2021, Senedd/Assembly elections used the Additional Member System: 40 constituency Members and 20 regional Members, with voters casting two votes.
Official source