North Dakota Citizen Population By County in 2020 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2020, the citizen population for North Dakota was 741,005 and represented 97.45% of the total North Dakota population.

Among all North Dakota counties, Cass had the highest citizen population (171.32K), followed by Burleigh (94.16K), and Grand Forks (67.76K).

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

You may also be interested in:
North Dakota Citizen Voting-age Population By County in 2020

Data Source: US Census - ACS 5-Year (CVAP).

See this for other years:

North Dakota Citizen Population By County in 2020

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County	Citizen Population	% of County Population
Cass	171320	95.21
Burleigh	94155	98.58
Grand Forks	67755	96.46
Ward	66990	97.14
Williams	34305	95.17
Morton	30925	99.37
Stark	30655	98.36
Stutsman	20595	98.64
Richland	16195	99.69
Rolette	14410	99.83
McKenzie	13810	99.82
Ramsey	11390	98.87
Barnes	10425	98.44
Walsh	10400	97.74
Mountrail	10180	98.36
McLean	9430	98.95
Mercer	8300	99.28
Traill	7905	98.81
Benson	6845	99.78
Pembina	6730	98.25
Bottineau	6330	98.60
McHenry	5795	99.49
Ransom	5085	96.67
Dickey	4760	98.04
Sioux	4340	100.00
Dunn	4265	97.82
LaMoure	4205	99.53
Pierce	4040	99.51
Wells	3885	99.87
Sargent	3855	98.85
Cavalier	3745	99.34
Emmons	3245	99.54
Foster	3215	99.54
Bowman	3075	99.52
Nelson	2760	96.34
McIntosh	2500	98.62
Hettinger	2490	99.20
Kidder	2455	99.39
Renville	2380	99.79
Griggs	2300	99.35
Grant	2290	98.71
Divide	2280	99.56
Eddy	2260	100.00
Adams	2250	99.12
Burke	2110	98.60
Towner	2110	96.35
Oliver	1960	100.00
Steele	1815	100.00
Golden Valley	1795	100.00
Logan	1735	99.43
Sheridan	1285	99.61
Billings	875	98.87
Slope	785	99.37