Little Garrison Reservoir   Be the first to submit input for Little Garrison Reservoir. If you have info on Little Garrison Reservoir, Prairie County, Montana please submit it here to improve this web site.          These outdoors activities are available near Little Garrison Reservoir.   Public Lands Near Little Garrison Reservoir: Makoshika State Park, Montana, 12 miles away Medicine Rocks State Park, Montana, 39 miles away   Hotels Near Little Garrison Reservoir: Knights Inn Glendive, Glendive, 14 miles away Super 8 Glendive, Glendive, 14 miles away Comfort Inn Glendive, Glendive, 14 miles away Days Inn Glendive, Glendive, 14 miles away Beaver Creek Inn and Suites, Wibaux, 30 miles away