Brimstage (locally /ˈbrɪmstɪdʒ/) is a village in the centremost part of the Wirral Peninsula, Merseyside, England. It is approximately 3 miles (4.8 km) east of Heswall and 3 miles (4.8 km) south west of Bebington. Administratively, it is within the Clatterbridge Ward of the Metropolitan Borough of Wirral and is in the parliamentary constituency of Wirral South. At the time of the 2001 census, Brimstage had a population of 100.