Mar 21, 2025 · MUSSELSHELL COUNTY County Seat: Roundup, Montana • 506 Main Street • Roundup, MT 59072 • 406-323-1104. You've just found a Montana County rich in history, natural resources, agriculture, and inhabited by a diverse group of people who call it home.

Musselshell is an unincorporated community and census-designated place (CDP) in Musselshell County, Montana, United States. The population of the CDP was 59 at the 2020 census. [3] The village is located near the Musselshell River.

The Musselshell River is a tributary of the Missouri River, 341.9 miles (550.2 km) long from its origins at the confluence of its North and South Forks near Martinsdale, Montana to its mouth on the Missouri River.

May 5, 2017 · The Musselshell River flows from the confluence of the North and South Forks near Martinsdale for 342 miles to Fort Peck Reservoir, providing water for farms,, ranches, and municipalities. The river is also famous for some of Montana’s best fishing, with a large variety of species that inhabit different stretch of the water respectively.

Musselshell County is a county in south-central Montana. As of the 2020 census, the population was 4,730. [3] . Its county seat is Roundup. [4] Musselshell County was created in 1911 by Montana Governor Edwin L. Norris. The area was taken …

Feb 27, 2023 · The Musselshell River, Montana, is an important source of irrigation for the farms, ranches, and communities that lie around it. Traveling from its origins in Meagher County right to the Missouri River at Fort Peck Reservoir, the river …

Musselshell County is a special part of central eastern Montana with industries that include ranching, farming, big game outfitting, coal, dryland and irrigated crops, a few oil rigs and a wonderful country town atmosphere in Roundup.

Musselshell takes its name from the Musselshell River, named by Lewis and Clark for the freshwater mussels lining the riverbank. In nearby Roundup, Musselshell Valley Historical Museum recreates the area's history with photographs and detailed displays of the area's homesteading, mining.

North of Montana’s most populous county, Yellowstone, Musselshell County is located in South-Central Montana, between Petroleum and Fergus Counties. Golden Valley County was created in 1915 from a section of Musselshell County located west of the state.

The Musselshell River receives light fishing pressure in comparison to other Montana rivers. However, in some respects, the Musselshell River resembles a spring creek, with its narrow width, twisty nature, shallow water and its bushy banks.