Cavalier County vs Foster County

A side-by-side comparison of Cavalier County and Foster County: population, income, housing, and more.

Cavalier County and Foster County are counties in North Dakota. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Cavalier County has the higher population (3,663 vs 3,372 in Foster County). Foster County has the higher median household income ($83,412 vs $67,064 in Cavalier County). Foster County has the higher median home value ($162,800 vs $122,300 in Cavalier County).

Population, income & housing

	Cavalier County	Foster County
Population	3,663	3,372
Median age	47.1 yrs	43.3 yrs
Median household income	$67,064	$83,412
Median home value	$122,300	$162,800
Median gross rent	$859	$756
Housing units	2,115	1,782
Homeownership rate	82.8%	77.4%
Bachelor's degree or higher	22.2%	27.2%
Unemployment rate	1.1%	0.1%

Trends (ACS 5-year, 2019–2023)

	Cavalier County	Foster County
Population	3,803 → 3,663 (-3.7%)	3,260 → 3,372 (+3.4%)
Median household income	$64,798 → $67,064 (+3.5%)	$61,425 → $83,412 (+35.8%)
Median home value	$104,500 → $122,300 (+17.0%)	$143,500 → $162,800 (+13.4%)
Median gross rent	$571 → $859 (+50.4%)	$595 → $756 (+27.1%)

Cavalier County

Population

3,8033,663

Median household income

$64,798$67,064

Median home value

$104,500$122,300

Median gross rent

$571$859

Foster County

Population

3,2603,372

Median household income

$61,425$83,412

Median home value

$143,500$162,800

Median gross rent

$595$756

Age & race/ethnicity

Age distribution (share)

	Cavalier County	Foster County
Under 5	6.7%	5.5%
5 to 17	16.5%	16.3%
18 to 24	6.9%	4.3%
25 to 34	8.2%	13.5%
35 to 44	9.0%	10.7%
45 to 54	10.7%	11.7%
55 to 64	14.7%	14.9%
65 to 74	14.7%	12.4%
75 and over	12.6%	10.6%

Race & ethnicity (share)

	Cavalier County	Foster County
White (non-Hispanic)	92.8%	94.0%
Black or African American	0.0%	0.4%
American Indian & Alaska Native	1.4%	0.2%
Asian	0.1%	1.3%
Native Hawaiian & Pacific Islander	0.0%	0.2%
Some other race	0.8%	0.4%
Two or more races	2.3%	2.7%
Hispanic or Latino	2.6%	0.8%

Educational attainment (age 25+)

Share of adults 25+

	Cavalier County	Foster County
No high school diploma	6.9%	6.8%
High school graduate	25.1%	24.6%
Some college or associate's	45.7%	41.3%
Bachelor's degree	19.4%	22.7%
Graduate or professional degree	2.8%	4.5%

Commute to work

How workers get to work (share)

	Cavalier County	Foster County
Drove alone	77.2%	79.1%
Carpooled	10.7%	9.2%
Public transit	0.0%	0.0%
Walked	2.4%	1.9%
Bicycle	0.0%	0.1%
Worked from home	9.2%	7.3%
Other means	0.5%	2.5%

Housing

Units in structure (share)

	Cavalier County	Foster County
1-unit, detached	79.4%	82.4%
1-unit, attached	3.2%	1.2%
2 to 4 units	7.3%	6.6%
5 to 19 units	3.0%	6.3%
20 or more units	3.3%	0.0%
Mobile home & other	3.7%	3.4%

Poverty & households

	Cavalier County	Foster County
Poverty rate	7.7%	9.1%
Average household size	2.32	2.16
Mean commute (minutes)	16	14
Median year structure built	1970	1971