Langdon is a hamlet in southern Alberta, Canada under the jurisdiction of Rocky View County. It previously held village status between August 31, 1907, and January 1, 1946. Langdon is located 12 km east of the City of Calgary at the intersection of Highway 560 and Highway 797, approximately 6 km south of the Trans Canada Highway and 7 km north of Highway 22X. It has an elevation of 1,005 m. The hamlet is located in Census Division No. 6 and in the federal riding of Bow River.