Castlemilk is a district of Glasgow, Scotland. It lies to the far south of the city centre, adjacent to the Croftfoot and Simshill residential areas within the city to the north-west, the town of Rutherglen - neighbourhoods of Spittal to the north-east and Fernhill to the east, Linn Park and its golf course to the west, and the separate village of Carmunnock further south across countryside.