An election to all 18 seats on Sligo County Council took place on 23 May 2014 as part of the 2014 Irish local elections, a reduction from 25 seats at the 2009 election.

County Sligo was divided into two local electoral areas (LEAs) to elect councilors for a five-year term of officeon the electoral system of proportional representation by means of the single transferable vote (PR-STV).

In addition, the borough council of Sligo was abolished.

Sinn Féin gained 1 seat, as did People Before Profit, and Independents increased their numbers by 1 seat to 4.

In contrast, Fine Gael lost 9 seats, being reduced to just 3 councillors, while the Labour Party lost representation on the council for the first time since 1912.