Historic Forts in Montana

19 forts across 2 eras · 1 still active military base today.

Quick Statistics

19

Total forts

2

Eras represented

1

Active bases today

9

Open to visitors

1

Coastal defense

Forts by Era

Indian Wars & FrontierMost common18 · 95%

World War II1 · 5%

Map of Forts in Montana

16 of 19 forts have mapped coordinates. Click a marker for details.

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Map data © OpenStreetMap contributors

All Forts in Montana

Indian WarsCamp CookeFergus County · est. 1866 Indian WarsCamp DevinCarter County, near Alzada · est. 1878 Indian WarsCamp MerrittRosebud County, near Lame Deer · est. 1891 Indian WarsCamp Poplar RiverPoplar · est. 1880 Indian WarsCamp PorterGlendive, Dawson County · est. 1880 Indian WarsFort AssinniboineHill County, six miles southwest of Havre · est. 1879 Indian WarsFort BentonChouteau County · est. 1846 Red Cloud's WarFort C. F. SmithFort Smith, Montana · est. 1866 Indian WarsFort Carroll (historical)Fergus County, near Zortman · est. 1874 Indian WarsFort Custer Military Reservation (historical)Big Horn County, near Hardin · est. 1877 Indian WarsFort Elizabeth Meagher (historical)Gallatin County, near Bozeman · est. 1867 Indian WarsFort EllisGallatin County, east of Bozeman · est. 1867 Nez Perce WarFort Fizzle (historical)Missoula County, near Lolo · est. 1877 Indian WarsFort Howes (historical)Powder River County, near Ashland · est. 1897 Indian WarsFort KeoghMiles City · est. 1876 Indian WarsFort Maginnis (historical)Fergus County, near Lewistown · est. 1880 Indian WarsFort MissoulaMissoula · est. 1877 Indian WarsFort ParkerSpringdale, Montana (near Livingston) · est. 1869 World War II🪖 Active BaseFort William Henry HarrisonHelena, Montana · est. 1895

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