The 2015 Mendip District Council election took place on 7 May 2015 to elect members of Mendip District Council in England. This was the same day as other local elections and the general election to the House of Commons of the United Kingdom. As Mendip District councillors were elected on a 4-year term, the next election took place in May 2019.
The ward results listed below are based on the changes from the 2011 elections not taking into account any party defections or by-elections. Sitting councillors are marked with an asterisk (*).
Adrian Dobinson was elected as a Liberal Democrat in 2011
Sharon Snook and Derek Tanswell were both elected in the Frome Market ward as Liberal Democrats in 2011