Foster County, ND adjoins Eddy near Carrington metropolitan centre giving a 2020 estimated population standing of 3,323 making it the 16th most populous county located in North Dakota overall. Its county seat is Carrington with other cities include Hope & Tappen- Carrington itself corresponds out to Foster’s biggesttown aside from noted country seat. This area had been formed from Stutsman and Wells Counties back in 1883 when local citizens petitioned for new administrative boundaries - posthumously named after Theodore Foster United States Senator representing region during period Benjamin Harrison .