The Municipal District of Bighorn No. 8 is a municipal district (MD) situated in Census Division No. 15 of Alberta, Canada. It is located between Calgary and Banff National Park, north of Kananaskis Improvement District. Highway 1 (the Trans-Canada Highway) passes through the municipal district. It was created as a municipal district on January 1, 1988 from the former Improvement District No. 8. The Town of Canmore lies adjacent to the municipal district to the southwest.