Musselshell County

US States / M / Montana / Musselshell County

Musselshell County is named for the Musselshell River which was named by the Lewis and Clark Expedition due to mussels found on the banks of the river.


Created:  February 11, 1911

County Seat: 

Roundup  1911 – present


County Courthouse – Roundup 


Location:  506 Main Street / 5th Avenue East

Built:  1939 – 1940

Style:  Art Deco

Architect:  J G Link of Billings

Contractor:  Lovering Construction Company of St. Paul, Minnesota


Description:  The building faces west and is a two story dark red colored brick and concrete structure.The west front has a projecting center section with six vertical concrete pillars with the entrance at the center. The roof line is flat.


Note:  The previous courthouse was built in 1913.


See:  The architect, John G Link of Montana ( in association with Charles S Haire  and others ) designed courthouses in Montana in Big Horn County, Carter County, Custer County, Dawson County, Granite County, McCone CountyRichland County, Rosebud County, Sheridan County and Silver Bow County; and in Wyoming in Park CountySheridan County and Washakie County.



N – Fergus County and Petroleum County

E – Rosebud County and Treasure County

S – Yellowstone County

W – Golden Valley County














Photos taken 2011