McDonald County, Missouri

McDonald County
The New McDonald County courthouse in Pineville
Location within the U.S. state of Missouri
Missouri's location within the U.S.
Coordinates: 36°37′41″N 94°20′37″W / 36.627955°N 94.343716°W / 36.627955; -94.343716
Country United States
State Missouri
FoundedMarch 3, 1849
Named afterSergeant Alexander McDonald
SeatPineville
Largest cityAnderson
Area
  Total
539.646 sq mi (1,397.68 km2)
  Land539.445 sq mi (1,397.16 km2)
  Water0.201 sq mi (0.52 km2)  0.04%
Population
 (2020)
  Total
23,303
  Estimate 
(2024)
24,054
  Density44.599/sq mi (17.220/km2)
Time zoneUTC−6 (Central)
  Summer (DST)UTC−5 (CDT)
Area code417
Congressional district7th
Websitemcdonaldcountymo.gov

McDonald County is a county located in the southwestern corner of the U.S. state of Missouri. As of the 2020 census, the population was 23,303. and was estimated to be 24,054 in 2024, Its county seat is Pineville.