Conservative Conservative The 2015 West Dorset District Council election was held on Thursday 7 May 2015 to elect councillors to West Dorset District Council in England.

A series of boundary changes saw the number of councillors reduced from 48 to 44.

A by-election was held for the Piddle Valley ward of West Dorset County Council on 13 April 2017 following the resignation of Conservative councillor Peter Hiscock.

A by-election was held for one of the two seats in the Lyme Regis & Charmouth ward of West Dorset County Council on 14 September 2017 following the resignation of Conservative councillor George Symonds.

[3] A by-election was held for one of the three seats in the Bridport North ward of West Dorset County Council on 22 February 2018 following the resignation of Liberal Democrat councillor Ros Kayes.