Slope County's estimated 2026 population is 612 with a growth rate of -2.55% in the past year according to the most recent United States census data. Slope County is the 53rd largest county in North Dakota. The 2010 population was 732 and has seen a growth of -16.39% since that time.
Data after 2023 is projected based on recent change
Overall: 54.1 years
Female: 54 years
Male: 54.2 years
There are 644 adults, (220 of whom are seniors) in Slope County.
Female: 331 (43.2%)
Male: 435 (56.8%)
The racial composition of Slope County includes 92.43% White, and smaller percentages for other race and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 708 | 92.43% |
| Two or more races | 52 | 6.79% |
| Other race | 6 | 0.78% |
Slope County's average per capita income is $48,713. Household income levels show a median of $71,250. The poverty rate stands at 4.96%.
Name | Median | Mean |
|---|---|---|
| Married Families | $101,429 | - |
| Families | $101,250 | $125,673 |
| Households | $71,250 | $92,091 |
| Non Families | $35,000 | $50,785 |
Average Income
Median Household Income
Poverty Rate