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Cass County, North Dakota Demographics 2026

Cass County, North Dakota has a population of 193,400, the 1st most populous county in North Dakota. The median household income is $75,555 and the median home value is $298,000. The poverty rate is 11.0%.

Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes

Cass County Quick Facts

Population 193,400
Median Household Income $75,555
Median Home Value $298,000
Poverty Rate 11.0%
Unemployment Rate 3.0%
Median Age 32.8 years
Homeownership Rate 52.0%
Affordability Ratio 3.9x
Bachelor's Degree+ 42.6%
High School Graduation 95.9%
Cities/Places 31
Population 193,400 1st of 53
Median Income $75,555 1% lower than state
Poverty Rate 11.0%
Unemployment 3.0%

How Cass County Changed

Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.

Metric2019–20232020–2024Change
Population189,286193,400+2.2%
Median household income$75,023$75,555+0.7%
Median home value$284,700$298,000+4.7%

Economy & Housing

Household Income Distribution

Under $25K 13.6%
$25K-$50K 19.3%
$50K-$100K 30.5%
$100K+ 36.6%
Detailed income brackets
Under $10K
4.2%
$10K-$15K
3.3%
$15K-$20K
2.7%
$20K-$25K
3.4%
$25K-$30K
4.2%
$30K-$35K
3.7%
$35K-$40K
3.4%
$40K-$45K
4.3%
$45K-$50K
3.7%
$50K-$60K
7.3%
$60K-$75K
9.4%
$75K-$100K
13.7%
$100K-$125K
10.6%
$125K-$150K
7.1%
$150K-$200K
8.4%
$200K+
10.5%

Employment

3.0% Unemployment Rate State: 2.8%|National: 5.2%
75.3% Labor Force Participation

Housing Overview

Owner 52.0%
Renter 48.0%
Affordability Index Affordable
3.9x home value to income ratio
Median gross rent $958/mo 15.2% of median household income annually

People & Demographics

Diversity Index

33out of 100
Low Diversity

A less diverse community where one racial or ethnic group represents a large majority.

State average: 32 | National average: 61

Education

Cities & Places in Cass County

CityPopulationMedian IncomePovertyHome Value
Fargo131,627$66,99812.9%$281,900
West Fargo40,094$90,6658.8%$321,900
Horace4,588$138,5784.3%$414,500
Casselton2,953$73,2597.1%$278,400
Mapleton1,352$119,4321.8%$310,200
Reile's Acres1,032$192,5001.2%$475,600
Kindred996$105,1043.5%$297,800
Enderlin985$74,62512.5%$148,600
Harwood819$145,1391.3%$321,100
Argusville584$162,7340.5%$356,200
Oxbow491$210,4171.4%$680,100
Arthur392$88,3931.6%$217,900
Tower City304$108,9587.6%$187,500
Hunter292$74,58312.7%$125,000
Leonard248$59,7226.5%$162,500
Davenport245$85,6251.6%$223,800
Buffalo180$76,8757.8%$179,700
Frontier169$122,5003.0%$385,300
Page165$71,00013.9%$92,500
Amenia135$66,2500.0%$179,200
Gardner125$103,7500.0%$276,800
Grandin119$82,1887.6%$131,300
North River70$147,5000.0%$376,900
Wheatland70N/A0.0%N/A
Briarwood60$238,3330.0%$625,000
Erie58N/A24.1%N/A
Prairie Rose43$139,3750.0%$440,000
Embden41$126,2500.0%$216,100
Brooktree Park23N/A0.0%N/A
Alice18N/A27.8%N/A
Ayr14N/A0.0%N/A

Population Overview

Cass County is located in North Dakota with a total population of 193,400. It is the 1st most populous county out of 53 in North Dakota. The county encompasses 31 Census-designated places.

Age Demographics

The median age in Cass County is 32.8 years. This is 9% lower than the state median of 35.9 years.

Economy, Income & Housing

The median household income in Cass County is $75,555. This is 1% lower than the state median of $76,657. It is also 6% lower than the national median of $80,734. The poverty rate stands at 11.0%. This is 2% higher than the state poverty rate of 10.8%. The unemployment rate is 3.0%. This is 8% higher than the state rate of 2.8%. The median home value is $298,000. Housing costs are 19% higher than the state median of $249,900. The home-value-to-income ratio is 3.9x. 52.0% of occupied housing units are owner-occupied. This homeownership rate is 17% lower than the state average of 62.8%.

Race & Ethnicity

The largest racial or ethnic group in Cass County is White (non-Hispanic), making up 81.2% of the population. Black or African American residents account for 7.0%. The Black or African American population is significantly higher than the state average (7.0% vs 3.3%). The Asian population is significantly higher than the state average (3.2% vs 1.6%).

Education

42.6% of residents aged 25 and older hold a bachelor's degree or higher. This places Cass County in the top 10% of all counties in the state for educational attainment. This is 30% higher than the state rate of 32.7%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 95.9%.

Data Sources & Methodology

All figures for Cass County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against North Dakota and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.

Frequently Asked Questions

What is the population of Cass County, North Dakota?

Cass County has a population of 193,400, making it the 1st most populous county in North Dakota.

What is the median income in Cass County?

The median household income in Cass County is $75,555 with a poverty rate of 11.0%.

How many cities are in Cass County, North Dakota?

Cass County contains 31 Census-designated places.