Dewey County, Oklahoma

Dewey County, Oklahoma
Dewey County Courthouse
Location within the U.S. state of Oklahoma
Coordinates: 35°59′N 99°00′W / 35.99°N 99°W / 35.99; -99
Country United States
State Oklahoma
Founded1891
Named afterGeorge Dewey
SeatTaloga
Largest citySeiling
Area
 • Total
1,008 sq mi (2,610 km2)
 • Land999 sq mi (2,590 km2)
 • Water8.8 sq mi (23 km2)  0.9%
Population
 (2020)
 • Total
4,484
 • Density4.49/sq mi (1.73/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)
Congressional district3rd

Dewey County is a county in the western part of the U.S. state of Oklahoma. As of the 2020 census, the population was 4,484. Its county seat is Taloga. The county was created in 1891 as "County D". In an 1898 election, county voters chose the name Dewey, honoring Admiral George Dewey.