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COUNTY

Slope County

North Dakota · 628 residents (2025 est.) · 1,215.264 sq mi
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Notable rankings
#30Fastest shrinkingof 3,135-11.0%#38Lowest poverty rateof 3,1445.0%#81Oldest by median ageof 3,14454.1
The short version

Slope County has lower-than-average household income, with a median household income of $71,250. Population has held roughly steady since 2000. Median home value has more than tripled since 2000, reaching $170,000. With a median age of 54.1, the population is older than the US median of 38.9. Poverty is rare here, at 5.0% of residents. It sits in the top 10% of US counties for household income.

At a glance
Lower income
below the US median
US median: $82,259
Older
median age 54.1
US median: 38.9
Less educated
29% hold a bachelor's degree
US average: 36%
Less affordable
home values up 263%, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
766
Unchangedsince 2000
from 767 in 2000
1990 – 2025
Population density
1 / sq mi
+9%since 2009
from 1 / sq mi in 2009
US average: 281
Median age
54.1
+27%since 2000
from 42.5 in 2000
US average: 38.9

PEP 2025 EST:628 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
6417137868599311990201020202024Slope County
2024766
1990201020202024
Age distribution, 2024
Under 52%(15)
US avg: 5.6%
5 to 93.3%(25)
US avg: 6%
10 to 147.3%(56)
US avg: 6.4%
15 to 193.4%(26)
US avg: 6.6%
20 to 245.6%(43)
US avg: 6.5%
25 to 349.1%(70)
US avg: 13.7%
35 to 4410.3%(79)
US avg: 13.2%
45 to 5411.2%(86)
US avg: 12.2%
55 to 6419.1%(146)
US avg: 12.7%
65 to 7418.4%(141)
US avg: 10.2%
75 to 847.4%(57)
US avg: 5.1%
85 and over2.9%(22)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$71,250
+59%inflation adjusted, since 2000
from $24,667 in 2000
US average: $82,259
1990 – 2024
Per capita income
$47,169
+225%since 2000
from $14,513 in 2000
US average: $44,673
Households earning $100K+
48.4%
+26.5 ptssince 2009
from 21.8% in 2009
US average: 53.3%
Poverty rate
5.0%
−12.0 ptssince 2000
from 16.9% in 2000
US average: 12.5%
Income inequality (Gini)
0.467
+10%since 2010
from 0.423 in 2010
US average: 0.476
Workforce by industry, 2024
Agriculture, forestry, fishing51.2%
US avg: 1.6%
Construction45.8%
US avg: 1.2%
Retail trade5.8%
US avg: 9.9%
Manufacturing5.5%
US avg: 0.4%
Wholesale trade5.5%
US avg: 6.9%
Information3.5%
US avg: 10.8%
Finance & insurance3.5%
US avg: 5.9%
Professional, scientific, technical2%
US avg: 5.1%
Transportation & warehousing1.8%
US avg: 2.2%
Education & health services1.5%
US avg: 0.9%
Arts, entertainment, food1%
US avg: 1.9%
Other services0%
US avg: 6.7%
Public administration0%
US avg: 4.8%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$170,000
+263%inflation adjusted, since 2000
from $25,700 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$525
−11%inflation adjusted, since 2000
from $325 in 2000
US average: $1,442
Owner-occupied
80.7%
−6.2 ptssince 2000
from 86.9% in 2000
19.3% rent
Vacancy rate
18.0%
−12.6 ptssince 2009
from 30.6% in 2009
US average: 10.0%
Owner cost-burdened
16.2%
+1.6 ptssince 2009
from 14.6% in 2009
US average: 22.9%
Renter cost-burdened
16.7%
−12.5 ptssince 2009
from 29.2% in 2009
US average: 47.4%
Afford Score
2.4
+70%since 2009
from 1.4 in 2009
2009 – 2024
Our index: median home value divided by median household income. Lower is more affordable.
Gentrification Score
61
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
RELATED:See current rent listings in Slope County on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic99.6%(764)
Black0%(0)
Hispanic / Latino0.1%(1)
Asian0%(0)
Other0%
2024
White, non-Hispanic92.4%(708)
Black0%(0)
Hispanic / Latino0.1%(1)
Asian0%(0)
Other7.4%(57)
Diversity Score
18
+353%since 2009
from 4 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Mexican0.1%(1)
Ancestry
German47.7%(365)
Norwegian21.5%(165)
English12.3%(94)
Irish10.6%(81)
American7.4%(57)
Polish3.4%(26)
Russian3.4%(26)
Swedish2.9%(22)
Danish2%(15)
Scottish0.9%(7)
French0.8%(6)
Swiss0.7%(5)
+ 7 more ancestry groups with data
Brazilian0.5%(4)
Czech0.5%(4)
Bulgarian0.3%(2)
Finnish0.3%(2)
British0.1%(1)
RANKED:Largest German population · Largest Norwegian population · Largest English population · Largest Irish population · Largest American population
Section 05

Education

Bachelor's degree or higher
29.3%
+13.3 ptssince 2000
from 16.0% in 2000
US average: 35.6%
High school or higher
93.0%
+10.5 ptssince 2000
from 82.5% in 2000
US average: 89.6%
Graduate degree
4.2%
+1.2 ptssince 2000
from 3.0% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
21.0 min
+62%since 2000
from 13.0 min in 2000
US average: 26.5
Drive alone to work
60.5%
+9.4 ptssince 2009
from 51.1% in 2009
US average: 68.9%
Carpooled to work
10.0%
+2.7 ptssince 2009
from 7.3% in 2009
US average: 8.5%
Public transit
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 3.2%
Worked from home
9.3%
−22.5 ptssince 2009
from 31.7% in 2009
US average: 15.0%
Walked to work
20.3%
+11.4 ptssince 2009
from 8.8% in 2009
US average: 2.4%
Biked to work
0.0%
−1.0 ptssince 2009
from 1.0% in 2009
US average: 0.4%
No vehicle available
0.8%
−1.7 ptssince 2009
from 2.5% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
2.7%
+1.2 ptssince 2011
from 1.5% in 2011
US average: 5.2%
Labor force participation
61.8%
−6.9 ptssince 2011
from 68.7% in 2011
US average: 63.5%
Self-employed
14.5%
+5.2 ptssince 2009
from 9.3% in 2009
US average: 13.1%
Management & professional
53.0%
−15.6 ptssince 2009
from 68.6% in 2009
US average: 42.5%
Section 08

People & community

Male
56.8%
+4.6 ptssince 2009
from 52.2% in 2009
Female
43.2%
−4.6 ptssince 2009
from 47.8% in 2009
Foreign born
0.5%
−0.2 ptssince 2009
from 0.7% in 2009
US average: 14.1%
Veterans
5.6%
−48.3 ptssince 2009
from 53.9% in 2009
US average: 6.2%
With a disability
15.3%
+7.7 ptssince 2012
from 7.6% in 2012
US average: 13.3%
Uninsured
4.4%
−87.9 ptssince 2013
from 92.3% in 2013
US average: 8.4%
Broadband at home
78.1%
+9.8 ptssince 2017
from 68.3% in 2017
US average: 91.0%
English only at home
97.2%
Unchangedsince 2016
from 97.2% in 2016
US average: 77.7%
Spanish at home
1.2%
−0.3 ptssince 2016
from 1.5% in 2016
US average: 13.6%
Marital status
Men 15+
Never married32.6%(125)
Married57.3%(220)
Widowed3.6%(14)
Divorced6.5%(25)
Women 15+
Never married15.4%(44)
Married70.6%(202)
Widowed10.5%(30)
Divorced3.5%(10)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Drill deeper

Places similar to Slope County

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Pop 570
Kent County
Pop 674
Grant County
Pop 561
Logan County
Pop 669
Places similar to Slope County
Head to head

Compare Slope County to nearby counties

SLOPE COUNTY VS
Bowman County
Income$72,109+1%
Home value$164,900−3%
Population2,762+340%
SEE FULL COMPARISON →
SLOPE COUNTY VS
Golden Valley County
Income$68,021−5%
Home value$123,900−27%
Population1,808+188%
SEE FULL COMPARISON →
SLOPE COUNTY VS
Billings County
Income$86,806+22%
Home value$331,000+95%
Population1,071+71%
SEE FULL COMPARISON →
SLOPE COUNTY VS
Fallon County
Income$76,250+7%
Home value$244,800+44%
Population2,959+371%
SEE FULL COMPARISON →
Frequently asked

How many people live in Slope County, North Dakota?

Slope County, North Dakota has about 766 residents according to the 2024 American Community Survey.

What is the median household income in Slope County, North Dakota?

The typical household in Slope County, North Dakota earns about $71,250 a year. Half of households make more than that, and half make less.

Is Slope County, North Dakota expensive?

In Slope County, North Dakota, the median home is worth about $170,000, and the typical rent is about $525 a month.

How educated are people in Slope County, North Dakota?

About 29.3% of adults age 25 and over in Slope County, North Dakota hold a bachelor's degree or higher.

What is the poverty rate in Slope County, North Dakota?

About 5.0% of people in Slope County, North Dakota live below the federal poverty line.

Has Slope County, North Dakota grown since 1990?

Yes, Slope County, North Dakota has shrunk since 1990. The population has lost about 141 residents, a change of about -16 percent over that period.

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Explore from here

1 census tract
Census Tract 9650
2 ZIP codes
ZIP 58647ZIP 58620
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →