Slope County, North Dakota
Located in North Dakota, Slope County has a population of 766 residents and a median age of 54.1 years, making it the #3,201 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 5.0%. The median home value is $170,000, and the median household income is $71,250, which is 5% below the national median.
Demographics
Slope County has a population of 766, making it the #3,201 most populous county in the US. The median age is 54.1 years, which is 39.1% above the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Geographic Mobility (Past Year)
Economy
The median household income in Slope County is $71,250, ranking #1,114 out of 3,222 counties — 5.2% below the national median. The poverty rate is 5.0% and unemployment stands at 2.7%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Slope County is $170,000 (-39.7% vs national). Renters pay a median of $525/mo and the homeownership rate is 80.7%.
Median Home Value Trend
Rankings →Household Type
Education
In Slope County, 29.3% of adults age 25+ hold a bachelor's degree or higher, which is 13.1% below the national average, ranking #820 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
15.0% of adults report poor or fair health and 6.2% lack health insurance. Data from County Health Rankings (2025).
Poor/Fair Health Trend
Substance Use
16.5% of adults in Slope County smoke , 37.4% are obese , and 24.4% report excessive drinking.
Adult Smoking Trend
Safety
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Families & Children
24.6% of children in Slope County live in poverty .
Child Poverty Trend
Civic & Transportation
Voter turnout in Slope County is 70.0%. The mean commute time is 21.6 min, which is 21.7% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Slope County voted Republican with a margin of 82.2%. The vote was 8.5% Dem / 90.7% Rep. Compared to 2020, the margin shifted 3.5 toward Republicans .
Vote Share Over Time
About Slope County, North Dakota
Slope County, North Dakota has a total population of 766, making it the 3,201st most populous county in the United States. The median age in Slope County is 54.1 years, which is 39.1% above the national median of 38.9 years.
The median household income in Slope County is $71,250, which ranks #1,114 of 3,222 counties nationwide. This is 5.2% below the national median of $75,149. The poverty rate is 5.0%, lower than the national rate of 12.6%. The unemployment rate stands at 2.7%.
The median home value in Slope County is $170,000, 39.7% below the national median. Renters in Slope County pay a median gross rent of $525 per month. The homeownership rate is 80.7%, compared to the national rate of 64.4%.
In Slope County, 29.3% of residents aged 25 and older hold a bachelor's degree or higher, 13.1% below the national average of 33.7%. Health insurance coverage stands at 95.6% of the population. The average commute time for workers is 21.6 min.
Slope County is a community. The largest racial or ethnic group is White (non-Hispanic) at 92.4% of the population, followed by Two or More Races (6.7%).
All data for Slope County, North Dakota comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.