Lakeshore is a municipality on Lake St. Clair, in Essex County, Ontario, Canada. It was incorporated in 1999 by amalgamating the Town of Belle River with the townships of Maidstone, Rochester, Tilbury North, and Tilbury West. It is the largest and the most populous municipality within Essex County. However, it is part of the Windsor census metropolitan area.

Essex County is a primarily rural county in Southwestern Ontario, Canada comprising seven municipalities: Amherstburg, Kingsville, Lakeshore, LaSalle, Leamington, Tecumseh and the administrative seat, Essex.