Malmstrom AFB is a United States Air Force base and census-designated place located in Cascade County, Montana, USA. It is the home of the 341st Space Wing. As of the 2000 census, the base had a total population of 4,544. It is part of the 'Great Falls, Montana Metropolitan Statistical Area'. Malmstrom AFB apartments for rent comparison page shows most up to date rent information on Malmstrom AFB apartments and houses. Rent information is obtained from multiple rental sources but we cannot guarantee their accuracy.