Morton County Flag

Morton County

State:
North Dakota
County Seat:
Mandan

Morton County's estimated 2026 population is 34,941 with a growth rate of 0.98% in the past year according to the most recent United States census data. Morton County is the 6th largest county in North Dakota. The 2010 population was 27,570 and has seen a growth of 26.74% since that time.

34,941
Total Population
18
Population Density (mi²)
6
Population Rank (State)
340 0.98%
Annual Population Growth

Morton County Population

Demographics

Economics and Income Statistics