Foothills County is a municipal district in southern Alberta, Canada adjacent to the south side of Calgary in Census Division No.

Despite sharing a common border with the City of Calgary, it does not form part of the Calgary census metropolitan area (CMA) as defined by Statistics Canada.

It is however a member municipality of the Calgary Metropolitan Region Board, though it has indicated that it may withdraw its membership.

[2] Foothills County was originally formed as the Municipal District (MD) of Sheep River No.

[3] Foothills County assumed its present name on January 1, 2019.