By-Election Location
By winning party colour
Voting Breakdown
Percentage based
Gains and Losses
Percentage based
Lab 1700 (46.8; +14.4)
Plaid Cymru 1099 (30.3; -13.6)
Con 369 (10.2; -2.0)
Green 277 (7.6; +7.6)
LD Gwilym Owen 187 (5.1; -6.4)
Majority 601
Turnout not known
Lab GAIN from Plaid Cymru
Percentage change is since May 2008.