The electoral ward of Clydach consists of some or all of the following areas: Clydach (town), Faerdre, Glais (East), Graig Felen and Penydre in the parliamentary constituency of Gower. The ward is bounded by Mawr to the west, and Morriston and Llansamlet to the south.
The turnout for the 2008 local council elections was 37.74%. The results were: