The 2018 Windsor, Ontario, Windsor municipal election occurred on October 22, 2018 to elect the List of mayors of Windsor, Ontario, Mayor of Windsor, Windsor City Council and the Greater Essex County District School Board, Windsor Essex Catholic District School Board, Conseil scolaire catholique Providence and Conseil scolaire Viamonde. The election was held on the same day as 2018 Ontario municipal elections, elections in every other municipality in Ontario, as well as the 2018 Essex County municipal elections, elections in neighbouring towns in Essex County. As per the Ontario Municipal Elections Act, 1996, nomination papers for candidates for municipal and school board elections would be filed from May 1, 2018, at which time the campaign period began.