Sherman County, Oregon

Sherman County
Sherman County Courthouse in Moro
Location within the U.S. state of Oregon
Oregon's location within the U.S.
Coordinates: 45°25′N 120°41′W / 45.41°N 120.69°W / 45.41; -120.69
Country United States
State Oregon
FoundedFebruary 25, 1889
Named afterWilliam T. Sherman
SeatMoro
Largest cityWasco
Area
  Total
831 sq mi (2,150 km2)
  Land824 sq mi (2,130 km2)
  Water7.5 sq mi (19 km2)  0.9%
Population
 (2020)
  Total
1,870
  Estimate 
(2024)
2,002
  Density2.1/sq mi (0.8/km2)
Time zoneUTC−8 (Pacific)
  Summer (DST)UTC−7 (PDT)
Congressional district2nd
Websiteco.sherman.or.us

Sherman County is one of the 36 counties in the U.S. state of Oregon. As of the 2020 census, the population was 1,870, making it the second-least populous county in Oregon after nearby Wheeler. The county seat is Moro, and the largest city is Wasco. The county is named for William Tecumseh Sherman, a Union general in the American Civil War.