Grant County, ND neighbors Mercer near Carson metropolitan centre giving a 2020 estimated population standing at 2,045 making it the 14th most populous county situated hereabouts. Its county seat is Carson with other towns include Elgin & Fryburg-Carson itself corresponds out to Grant's largestcity aside from noted country seat. This area had been formed from McLean and Sioux Counties back in 1873 when local residents petitioned for new administrative boundaries - posthumously named after President Ulysses S Grant who served as United States Commander during preceding timeframe Rutherford B Hayes .