Cass County, Missouri

Cass County, Missouri
County courthouse in Harrisonville
Location within the U.S. state of Missouri
Coordinates: 38°39′N 94°21′W / 38.65°N 94.35°W / 38.65; -94.35
Country United States
State Missouri
FoundedMarch 3, 1835
Named afterLewis Cass
SeatHarrisonville
Largest cityKansas City
Government
 • County CommissionPresiding Commissioner Bob Huston

Associate Commissioner Monty Kisner

Associate Commissioner Jimmy Odom
Area
 • Total
702 sq mi (1,820 km2)
 • Land697 sq mi (1,810 km2)
 • Water5.7 sq mi (15 km2)  0.8%
Population
 (2020)
 • Total
107,824
 • Density155/sq mi (59.7/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)
Congressional district4th
Websitewww.casscounty.com

Cass County is located in the western part of the U.S. state of Missouri and is part of the Kansas City metropolitan area. As of the 2020 census, the population was 107,824. Its county seat is Harrisonville; however, the county contains a portion of Kansas City, Missouri. The county was organized in 1835 as Van Buren County, but was renamed in 1849 after U.S. Senator Lewis Cass of Michigan, who later became a presidential candidate.