Belt is a town in Cascade County, Montana, United States.

[7] The post office opened on February 2, 1885, with Eugene Clingan as postmaster.

[6] Several talented Finnish carpenters and architects contributed to the growth of the town.

[8] The Belt Museum is housed in the original town jail, also on the National Register of Historic Places.

[9] When the Great Falls smelters converted from coal to natural gas in 1930, the town's economy lost a significant source of income.

[4] According to the United States Census Bureau, the town has a total area of 0.34 square miles (0.88 km2), all land.

33.0% of all households were made up of individuals, and 13.7% had someone living alone who was 65 years of age or older.

35.9% of all households were made up of individuals, and 18.7% had someone living alone who was 65 years of age or older.

Belt Public Schools educates students from kindergarten through 12th grade.

Montana Secondary Highway 331 enters town from the west and exits through the north.

Harvest Moon Brewing Company produces craft beer.