
SIZE
1,871 mi²

FOUNDED
1911

COUNTY SEAT
ROUNDUP

POPULATION
4,633

LARGEST CITY
ROUNDUP

COUNTY NUMBER
23
County Fun Fact
The name Musselshell comes from the mussel shells in the river named by Lewis and Clark. The county seat, Roundup, dons its name from the cattle roundups in the late 1800s.
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LAWMAKER FOR THIS COUNTY

REPRESENTATIVE
LAWMAKER FOR THIS COUNTY
