MILITARY POSTS IN NORTHERN PLAINS STATES

Military Post Established Abandoned Fort Abercrombie, North Dakota 1858 1878 Fort Abraham Lincoln (Fort McKeen), North Dakota 1872 1891 Fort Assinniboine, Montana 1878 1911 Cantonment Bad Lands, North Dakota 1879 1883 Fort Bennet (Cheyenne River Agency), South Dakota 1870 1891 *Fort Benton, Montana 1869 1881 *Fort Bridger, Wyoming 1858 1890 *Fort Berthold, North Dakota 1864 1867 Fort Buford, North Dakota 1866 1895 Fort Casper (Old Platte Bridge), Wyoming 1865 1867 Fort C.F. Smith, Montana 1866 1868 Campe Cook, Montana 1866 1870 Fort Crook, Nebraska 1891 1948 Fort Custer (Big Horn Post), Montana 1877 1898 Fort Dakota, South Dakota 1865 1869 Fort Ellis, Montana 1867 1886 Fort Fetterman, Wyoming 1867 1882 Fort Francis E. Warren (Post on Crow Creek, Fort David A. 1867 1948 Russell), Wyoming Grand River Agency, South Dakota 1870 1875 Fort Fred Steele, Wyoming 1868 1886 Fort Hale (Lower Brule Indian Agency), South Dakota 1870 1884 Camp Hanock, North Dakota 1872 1877 Fort Hartstuff (North Loup), Nebraska 1874 1881 Fort James, South Dakota 1865 1866 Fort Kearny, No. 1, Nebraska 1846 1848 Fort Keogh (New Post on the Yellowstone, Cantonment on 1876 1908 Tongue River, Tongue River Barracks), Montana *Fort Laramie, Wyoming 1849 1890 Fort Logan (Camp Baker), Montana 1869 1880 Fort Lookout, South Dakota 1856 1857 Fort McKinney (Cantonment Reno), Wyoming 1876 1894 Fort McPherson (Cantonment McKean, Post at Cottonwood 1863 1880 Springs, Fort Cottonwood), Nebraska Fort Maginnis, Montana 1880 1890 Fort Meade (Camp Ruhlen), South Dakota 1878 1944 Fort Missoula, Montana 1921 1941 Fort Mitchell, Nebraska 1864 1867 Fort Niobrara, Nebraska 1880 1906 North Platte Station (Camp Sergeant or Sergent), Nebraska 1867 1881 Fort Omaha (Post at Omaha, Omaha Barracks), Nebraska 1863 1947 Military Post Established Abandoned Camp O.O. Howard, Wyoming 1885 1885 Fort Pembina, North Dakota 1870 1895 *Fort Pierre, South Dakota 1855 1857 Fort Phillip Kearny (New Fort Reno), Wyoming 1866 1868 Platte Bridge (Fort Davis, Fort Clay), Wyoming 1855 1859 Plum Creek, Nebraska 1864 1865 Camp Poplar River, Montana 1880 1893 Pilot Butte, Wyoming 1885 1899 Fort Randall, South Dakota 1856 1892 Fort Ransom, North Dakota 1867 1872 Camp Red Willow, Nebraska 1872 1872 Fort Reno (Fort Connor), Wyoming 1865 1868 Fort Rice, North Dakota 1864 1878 Fort (Camp) Robinson, Nebraska 1874 1948 Fort Sanders (Fort John Buford), Wyoming 1866 1882 Fort Seward (Fort Cross), North Dakota 1872 1877 Fort Shaw (Camp Reynolds) 1867 1891 Camp Sheridan, Nebraska 1874 1881 Fort Sidney (Sidney Barracks), Nebraska 1867 1894 Fort Sisseton (Fort Wadsworth), South Dakota 1864 1888 Camp Stambaugh, Wyoming 1870 1878 Fort Sully, No. 1, South Dakota 1863 1866 Fort Sully, No. 2, South Dakota 1866 1894 Fort Thompson (Crow Creek Agency), South Dakota 1870 1871 Fort Totten, North Dakota 1867 1890 *Fort Union, North Dakota 1864 1865 Fort Washakie (Camp Augur, Camp Brown), Wyoming 1869 1909 Whetstone Agency, South Dakota 1870 1872 Fort Yates (Grand River Agency Standing Rock Agency), 1874 1903 North Dakota Fort Yellowstone (Camp Sheridan), Wyoming 1886 1918

*Posts originally constructed as fur trading establishments. The dates indicate years in which they were occupied and abandoned as garrisons.

Source: From Mattison, Ray H., “The Army Post on the Northern Plains, 1865-1885” in NEBRASKA HISTORY, Volume XXXV, Number 1, March 1954.