McLean County, North Dakota

McLean County, North Dakota
Historic McLean County Courthouse, now Historical Museum.
Location within the U.S. state of North Dakota
Coordinates: 47°39′12″N 101°25′19″W / 47.653206°N 101.421914°W / 47.653206; -101.421914
Country United States
State North Dakota
FoundedMarch 8, 1883 (created)
November 1, 1883 (organized)
Named afterJohn A. McLean
SeatWashburn
Largest cityGarrison
Area
 • Total
2,327.961 sq mi (6,029.39 km2)
 • Land2,110.272 sq mi (5,465.58 km2)
 • Water217.689 sq mi (563.81 km2)  9.35%
Population
 (2020)
 • Total
9,771
 • Estimate 
(2024)
9,845 
 • Density4.665/sq mi (1.801/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)
Area code701
Congressional districtAt-large
Websitemcleancountynd.gov

McLean County (/məˈkln/ mə-KLAYN) is a county in the U.S. state of North Dakota. As of the 2020 census, the population was 9,771, and was estimated to be 9,845 in 2024. The county seat is Washburn and the largest city is Garrison.