Richland County's estimated 2026 population is 16,766 with a growth rate of 0.32% in the past year according to the most recent United States census data. Richland County is the 9th largest county in North Dakota. The 2010 population was 16,329 and has seen a growth of 2.68% since that time.
Data after 2023 is projected based on recent change
The racial composition of Richland County includes 90.13% White, 3.04% Native American, and smaller percentages for other race, Black or African American, Native Hawaiian or Pacific Islander, Asian and multiracial populations.
White (90.13%)
Two or more races (3.96%)
Native American (3.04%)
Other race (1.47%)
Black or African American (0.94%)
Native Hawaiian or Pacific Islander (0.25%)
Asian (0.21%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 14,917 | 90.13% |
| Two or more races | 656 | 3.96% |
| Native American | 503 | 3.04% |
| Other race | 243 | 1.47% |
| Black or African American | 155 | 0.94% |
| Native Hawaiian or Pacific Islander | 41 | 0.25% |
| Asian | 35 | 0.21% |
Married
Widowed
Divorced
Separated
Never Married
Richland County's average per capita income is $48,230. Household income levels show a median of $72,524. The poverty rate stands at 10.37%.
Name | Median | Mean |
|---|---|---|
| Married Families | $115,597 | - |
| Families | $101,910 | $127,816 |
| Households | $72,524 | $97,675 |
| Non Families | $40,707 | $50,717 |
Average Income
Median Household Income
Poverty Rate