The fourth election to Rhondda Cynon Taf County Borough Council was held in May 2008.[1] It was preceded by the 2004 election and followed by the 2012 election. On the same day there were elections to the other 21 local authorities in Wales as well as community councils.
There were no boundary changes at this election.
All 75 council seats were up for election. Labour maintained control of the authority.
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One of the councillors elected for Plaid in 2004 had defected to Labour.
The sitting Plaid Cymru member had been returned unopposed in 1999.
The retiring member had defected from Plaid Cymru to the Liberal Democrats since 1999.