Birkdale, Southport

Birkdale is an area of Southport, within the Metropolitan Borough of Sefton, Merseyside, in the north-west of England. The area is on the Irish Sea coast, and forms the southern part of Southport's built-up area.

At the 2021 census, the population of Birkdale ward (which includes Hillside) was 12,689. This does not include the area west of the railway line, which is part of Duke's ward.