By-Election Location
By winning party colour
Voting Breakdown
Percentage based
Gains and Losses
Percentage based
Lab 385 (33.0; -4.9)
Ind 364 (31.2)
Ind 289 (24.8)
Plaid 101 (8.7; -9.0)
Con 26 (2.2; +2.2)
Majority 21
Turnout unknownLab gain from Merthyr Independents
Percentage change since May 2012