Four Corners is a census-designated place (CDP) in Gallatin County, Montana, United States.

Four Corners is located in central Gallatin County 7 miles (11 km) west of Bozeman.

US 191 leads east to Bozeman and south 82 miles (132 km) to West Yellowstone, MT 84 leads west 29 miles (47 km) to Norris, and MT 85 leads north 9 miles (14 km) to Belgrade and Interstate 90.

According to the United States Census Bureau, the Four Corners CDP has a total area of 10.84 square miles (28.07 km2).

There were 795 housing units at an average density of 77.6 per square mile (30.0/km2).

24.7% of all households were made up of individuals, and 5.8% had someone living alone who was 65 years of age or older.