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.
History
thumb|upright|left|Old grain elevator in [[Kent, Oregon|Kent]]
As the pioneers felt crowded in the new settlements of western Oregon, they turned east to the Columbia Plateau for new opportunities. The county's first white settler was William Graham, who located at the mouth of the Deschutes River in 1858. Homesteaders, eager for land, arrived in the 1880s by steamboat, stagecoach and wagon. Soon farmers received government patents.
As the population grew, so did the sentiment for independence from Wasco County.
According to the United States Census Bureau, the county has a total area of , of which is land and (0.9%) is water.
Adjacent counties
- Klickitat County, Washington - north
- Gilliam County - east
- Wasco County - southwest
alt=Map of Sherman County|thumb|Map of Sherman County