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About Sun River, Montana

Sun River is a census-designated place (CDP) in Cascade County, Montana, United States. The population was 124 at the 2010 census. It is part of the Great Falls, Montana Metropolitan Statistical Area.

News from Sun River

Sun River Facts

  • Population Total: 124
  • Square Miles: 1.8
  • Area Code: 406
  • Elevation: 3412
  • Postal Codes: 59483
  • Timezone: Mountain