Fort Union Trading Post National Historic Site - Sidney

Fort Union Trading Post was the most important fur trading post on the upper Missouri from 1828 to 1867. Assiniboine, Crow, Cree, Ojibway, Blackfeet, Hidatsa, and other tribes peacefully traded buffalo robes and other furs for trade goods such as beads, guns, blankets, knives, cookware, and cloth from American Fur Company traders. The site is located near the mouth of the Yellowstone and Missouri river, on the Montana-North Dakota Border. Open daily.

Mailing Address
Not Available

Street Address
15550 Highway 1804
Williston,  ND 58801

Phone: 701-572-9083
Fax: 701-572-7321

Fort Union is 15 miles SE of Bainville, Montana; 21 miles north of Sidney, Montana; 25 miles SW of Williston, North Dakota. The historic site sits astride the Montana/North Dakota state line, and on the north bank of the Missouri River.

All Year

Summer: 8:00am - 6:30pm central time
Winter: 9:00am - 5:30pm

Not Available

Not Available

Air Conditioning, Books, Childrens Activities, Gift Shop, Handicapped Accessible, Maps, Merchandise, Parking, Public Restroom, Registered Historic Site, Store, Tour, Unescorted Tour

American Heritage, Archaeology, Cultural, Exhibit, Heritage, History, Lewis And Clark, Museum, Native Art, Tour