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Grant County

County in Washington State
Grant County is a county located in the U.S. state of Washington. As of the 2020 census, the population was 99,123. The county seat is Ephrata, and the largest city is Moses Lake. The county was formed out of Douglas County in February 1909 and is... Wikipedia
County seat: Ephrata
Population: 101,311 (2022)
Congressional district: 4th
Founded: February 24, 1909
Largest city: Moses Lake
Named for: Ulysses S. Grant