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Population Review

Marshall County, IL — Population & Demographics

Marshall County, IL has a population of 11,715. The median household income is $69,818 and the median age is 45.9.

11,715

Population

$69,818

Median Income

$137,800

Median Home Value

45.9

Median Age

Race & Ethnicity

White93.7%
Black or African American0.4%
Asian0.0%
Hispanic or Latino (any race)0.6%
Two or More Races0.0%

Economy & Income

$69,818

Median Household Income

$36,065

Per Capita Income

8.3%

Poverty Rate

2.6%

Unemployment

Housing

$137,800

Median Home Value

$767

Median Rent

79.7%

Homeownership

Education

91.0%

High School+

18.7%

Bachelor's+

Frequently Asked Questions

Marshall County, IL has a population of 11,715 according to Census ACS 2023 data.

The median household income in Marshall County, IL is $69,818.

Data from the American Community Survey (ACS) 5-Year estimates.