Cass County vs Marshall County

A side-by-side comparison of Cass County and Marshall County: population, income, housing, and more.

Cass County and Marshall County are counties in Illinois. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Cass County has the higher population (12,826 vs 11,715 in Marshall County). Marshall County has the higher median household income ($69,818 vs $64,907 in Cass County). Marshall County has the higher median home value ($137,800 vs $95,500 in Cass County).

Population, income & housing

	Cass County	Marshall County
Population	12,826	11,715
Median age	38.1 yrs	45.9 yrs
Median household income	$64,907	$69,818
Median home value	$95,500	$137,800
Median gross rent	$723	$767
Housing units	5,665	5,824
Homeownership rate	74.9%	79.7%
Bachelor's degree or higher	20.0%	18.7%
Unemployment rate	4.9%	4.7%

Trends (ACS 5-year, 2019–2023)

	Cass County	Marshall County
Population	12,493 → 12,826 (+2.7%)	11,679 → 11,715 (+0.3%)
Median household income	$52,373 → $64,907 (+23.9%)	$58,465 → $69,818 (+19.4%)
Median home value	$80,800 → $95,500 (+18.2%)	$104,900 → $137,800 (+31.4%)
Median gross rent	$598 → $723 (+20.9%)	$623 → $767 (+23.1%)

Cass County

Population

12,49312,826

Median household income

$52,373$64,907

Median home value

$80,800$95,500

Median gross rent

$598$723

Marshall County

Population

11,67911,715

Median household income

$58,465$69,818

Median home value

$104,900$137,800

Median gross rent

$623$767

Age & race/ethnicity

Age distribution (share)

	Cass County	Marshall County
Under 5	6.7%	5.5%
5 to 17	17.8%	15.6%
18 to 24	7.8%	6.3%
25 to 34	13.0%	10.9%
35 to 44	12.6%	11.0%
45 to 54	11.4%	11.8%
55 to 64	12.2%	15.3%
65 to 74	11.7%	13.4%
75 and over	6.8%	10.2%

Race & ethnicity (share)

	Cass County	Marshall County
White (non-Hispanic)	71.2%	92.4%
Black or African American	3.7%	0.4%
American Indian & Alaska Native	0.1%	0.0%
Asian	0.8%	0.1%
Native Hawaiian & Pacific Islander	0.6%	0.1%
Some other race	0.4%	0.3%
Two or more races	1.3%	3.6%
Hispanic or Latino	21.9%	3.2%

Educational attainment (age 25+)

Share of adults 25+

	Cass County	Marshall County
No high school diploma	13.3%	9.0%
High school graduate	42.4%	37.4%
Some college or associate's	24.4%	34.9%
Bachelor's degree	15.0%	13.0%
Graduate or professional degree	4.9%	5.7%

Commute to work

How workers get to work (share)

	Cass County	Marshall County
Drove alone	79.4%	87.2%
Carpooled	12.5%	4.5%
Public transit	0.0%	0.0%
Walked	1.2%	1.2%
Bicycle	0.5%	0.2%
Worked from home	5.8%	5.8%
Other means	0.7%	1.1%

Housing

Units in structure (share)

	Cass County	Marshall County
1-unit, detached	79.5%	90.0%
1-unit, attached	0.1%	1.1%
2 to 4 units	5.2%	5.8%
5 to 19 units	2.1%	1.7%
20 or more units	1.8%	0.2%
Mobile home & other	11.3%	1.3%

Poverty & households

	Cass County	Marshall County
Poverty rate	10.9%	11.7%
Average household size	2.47	2.30
Mean commute (minutes)	22	28
Median year structure built	1967	1962