Foster County, North Dakota

Foster County, North Dakota
The Foster County Courthouse in Carrington
Location within the U.S. state of North Dakota
Coordinates: 47°28′17″N 98°52′22″W / 47.471431°N 98.872876°W / 47.471431; -98.872876
Country United States
State North Dakota
FoundedJanuary 4, 1873 (created)
October 11, 1883 (organized)
SeatCarrington
Largest cityCarrington
Area
 • Total
646.862 sq mi (1,675.36 km2)
 • Land634.080 sq mi (1,642.26 km2)
 • Water12.782 sq mi (33.11 km2)  1.98%
Population
 (2020)
 • Total
3,397
 • Estimate 
(2024)
3,323 
 • Density5.239/sq mi (2.023/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)
Area code701
Congressional districtAt-large
Websitefostercounty.com

Foster County is a county in the U.S. state of North Dakota. As of the 2020 census, the population was 3,397, and was estimated to be 3,323 in 2024. The county seat and the largest city is Carrington.