Thurstaston is a village and former civil parish, in the Wirral district, in Merseyside, England, on the Wirral Peninsula. It is part of the West Kirby and Thurstaston Ward and the parliamentary constituency of Wirral West. The village lies on the A540 road between Heswall and Caldy, although it extends some distance down Station Road to the Wirral Way and the River Dee estuary.