North Dakota Citizen Population By County in 2015 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2015, the citizen population for North Dakota was 707,610 and represented 98.06% of the total North Dakota population.

Among all North Dakota counties, Cass had the highest citizen population (155.85K), followed by Burleigh (87.31K), and Grand Forks (67.13K).

In terms of percentages, Golden Valley had the highest percentage of its population being citizens (100.00%), followed by Sheridan (100.00%), and Slope (100.00%).

The chart and table below shows the citizen population of each county and the percentage of each county's population that were citizens.

You can see similar information for other states and by state for the United States.

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North Dakota Citizen Population By County in 2015
North Dakota Citizen Population By County in 2015
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County Citizen Population % of County Population
Cass 155845 95.91
Burleigh 87305 98.96
Grand Forks 67130 97.32
Ward 66110 97.60
Williams 29240 98.72
Morton 28895 99.69
Stark 28045 97.96
Stutsman 20910 99.22
Richland 16195 99.26
Rolette 14480 99.86
Ramsey 11470 99.18
Barnes 10825 97.57
Walsh 10820 98.32
McKenzie 9590 99.74
McLean 9420 99.68
Mountrail 9205 99.46
Mercer 8620 99.83
Traill 8005 99.13
Pembina 7085 98.33
Benson 6780 99.78
Bottineau 6560 98.87
McHenry 5770 99.23
Ransom 5430 99.54
Dickey 5135 98.85
Pierce 4390 99.89
Sioux 4370 99.77
Wells 4190 99.64
Dunn 4120 98.21
LaMoure 4110 99.88
Cavalier 3875 99.61
Sargent 3815 98.45
Emmons 3445 99.42
Foster 3335 99.11
Bowman 3215 99.85
Nelson 3025 99.18
McIntosh 2745 99.46
Hettinger 2610 99.62
Renville 2550 99.61
Kidder 2420 99.59
Eddy 2360 99.58
Grant 2350 99.58
Griggs 2325 99.79
Adams 2305 98.50
Towner 2280 99.35
Divide 2270 98.06
Burke 2165 97.96
Steele 1965 99.24
Logan 1935 99.49
Golden Valley 1820 100.00
Oliver 1815 99.73
Sheridan 1335 100.00
Billings 930 95.88
Slope 675 100.00