Coordinates: 45°16′05″N 105°01′52″W / 45.268042°N 105.031090°W / 45.268042; -105.031090
Boyes is an unincorporated village in southwestern Carter County, Montana, United States. It lies along U.S. Route 212 southwest of the town of Ekalaka, the county seat of Carter County. Its elevation is 3,330 feet (1,015 m), and it is located at 45°16′5″N 105°1′52″W / 45.26806°N 105.03111°W / 45.26806; -105.03111 (45.2680420, -105.0310901).
The town was named for Harry Boyes, an early homesteader. The town was originally located at the head of Scott Creek. In 1931 it was moved to be closer to U.S. Route 212. A post office, established in 1906, is still in operation serving ZIP code 59316.