Slope County, North Dakota Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Slope County, ND Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
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N/A
Health Not enough data
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B
Income Around average
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D
Education Well below average
Source: Map AI Methodology
Population: density and quick facts
| Metric | Slope County | North Dakota Avg | U.S. Average |
|---|---|---|---|
| Population | 766 | 784,730 | 337,468,954 |
| Population density (per sq mi) | 0.6 | 11.1 | 86.4 |
| Population growth (%/yr) | 1.87% | 0.80% | 0.59% |
| Median age | 52.1 | 36.3 | 37.3 |
| Households | 374 | 331,016 | 130,235,071 |
Population in Slope County grew by 8.8% from 2009 to 2024, reaching 766 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Slope County is Boomers, aged 61–79, at 25.9% of residents. That is 10.0 points above North Dakota as a whole.
- Gen Z 13–28 104 13.5% -10.1 pts
- Millennials 29–44 130 16.9% -4.3 pts
- Gen X 45–60 176 23.0% +5.3 pts
- Boomers 61–79 199 25.9% +10.0 pts
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below North Dakota, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 47.3% of the people living in Slope County and men 52.7%.
- Women 47.3% North Dakota 49.0%
- Men 52.7% North Dakota 51.0%
How many residents match a customer profile?
Residents matching this profile
100% of everyone living in Slope County
Pick an age range and a women/men split and the figure above answers with how many residents that profile reaches.
Economy
Slope County has a the economy index of B, which means it is quite prosperous.
| Metric | Slope County | North Dakota Avg | U.S. Average |
|---|---|---|---|
| Median household income | $72,272 | $76,862 | $80,455 |
| Income growth (%/yr) | 2.60% | 3.32% | 4.80% |
| Unemployment rate | 2.7% | 2.7% | 5.2% |
The median household income in Slope County is about 6% lower than in North Dakota.
Housing
| Metric | Slope County | North Dakota Avg | U.S. Average |
|---|---|---|---|
| Median home price | — | $125,877 | $248,835 |
| Median rent | $524 | $953 | $1,407 |
| Homeownership rate | 80.7% | 62.9% | 65.2% |
Commute Time & Mobility
Commuters in Slope County spend about 27 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 111 hours, about 4.6 full days, spent commuting.
| Metric | Slope County | North Dakota Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 13.3 | 13.8 | 22.4 |
| Round-trip commute (min) | 26.6 | 27.6 | 44.8 |
| Yearly time spent (hours) | 111 | 115 | 187 |
| Estimated yearly cost | $3,435 | $3,567 | $5,790 |
| Work from home | 9.3% | 8.1% | 15.0% |
| Highway traffic (vehicles/day) | 708 | 2,106 | 8,813 |
| Local road traffic (vehicles/day) | 111 | 360 | 1,355 |
Fastest commutes among counties in
North Dakota:
McIntosh County (6.9 min), Foster County (7.7 min), Pierce County (7.7 min).
Slowest:
McHenry County (28.9 min), Renville County (23.5 min), Oliver County (22.8 min).
The average commute time in Slope County is 13 minutes, shorter than the 14 minutes in North Dakota.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
Slope County has a education index of D, which means it is barely educated.
| Metric | Slope County | North Dakota Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 23.0% | 29.0% | 31.6% |
| Average household size | 2.05 | 2.29 | 2.53 |
Highest education index among counties in
North Dakota:
Cass County (0.3), Burleigh County (0.3), Grand Forks County (0.3).
Lowest:
Sioux County (0.2), Sheridan County (0.2), Hettinger County (0.2).
Health
| Metric | Slope County | North Dakota Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | — | 79.4 | 78.3 |
| Self-rated poor health | 13.5% | 14.3% | 16.3% |
| Smokers | 17.9% | 18.7% | 19.0% |
Highest health index among counties in
North Dakota:
Burleigh County (0.8), Steele County (0.8), Cass County (0.8).
Lowest:
Sioux County (0.7), Rolette County (0.7), Benson County (0.8).
Slope County, ND Compared With Nearby Counties
How Slope County, ND compares with the 1 counties closest to it.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Slope County, ND | 766 | $72,272 #2/2 | — | 13.3 min #2/2 |
| Stark County, ND | 33,302 | $84,797 | $141,935 | 12.7 min |
Frequently Asked Questions
Common questions about Slope County, North Dakota.
How big is Slope County, North Dakota by population?
About 766 people live in Slope County, North Dakota, in 374 households of 2.0 people on average. The median age is 52.1, so residents are older than the U.S. median of 37.3 by about 15 years.
Is Slope County, North Dakota urban or rural?
Averaged over its land area, Slope County, North Dakota has 1 people per square mile, a density typical of rural areas. That is about 1% of the U.S. average of 86.
Is it hard to find a job in Slope County, North Dakota?
Unemployment in Slope County, North Dakota is only 2.7%, well below the U.S. rate of 5.2%, a sign of a tight labor market where employers compete for workers.
How common is a college degree in Slope County, North Dakota?
23.0% of adults in Slope County, North Dakota hold a bachelor's degree or higher (about 1 in 4), well below the U.S. share of 31.6%.
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