By-Election Location
By winning party colour
Voting Breakdown
Percentage based
Gains and Losses
Percentage based
Plaid Cymru 186 [63.3%; -7.4%]
Liberal Democrat Michael Chappell 93 [31.6%; +16.3%]
Labour 15 [5.1%; -3.6%]
Green 0 [[0.0%; -5.3%]]
Plaid Cymru Hold.
Percentage changes from 2017.