| Morton County North Dakota Cities/Towns - Almont, Flasher, Fort Rice, Glen Ullin, Hebron, Mandan (County Seat), New Salem |
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![]() Your Ad Here Morton County is a county located in the U.S. state of North Dakota. As of 2000, the population was 25,303. Its county seat is Mandan. History The county was created by the 1872-1873 territorial legislature and named for Oliver Hazard Perry Throck Morton ( 1823-1877 ), governor of Indiana during the Civil War and a United States Senator. ![]() |