Foster County, North Dakota

Foster County is a county in North Dakota with an estimated population of 3,309 in 2023. 1 cities, towns and Census places in it are indexed here.

Largest places in Foster County

About Foster County

Foster County is one of the counties of North Dakota. County governments in North Dakota handle local services such as courts, property records and elections; cities and towns inside the county run their own municipal services. Population figures come from the Census Bureau's Vintage 2023 estimates, which are updated annually.