US Census Data

Iroquois County vs Montgomery County

A side-by-side comparison of Iroquois County and Montgomery County: population, income, housing, and more.

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

Montgomery County has the higher population (28,078 vs 26,746 in Iroquois County). Iroquois County has the higher median household income ($62,439 vs $61,863 in Montgomery County). Iroquois County has the higher median home value ($125,400 vs $102,200 in Montgomery County).

Population, income & housing

Iroquois CountyMontgomery County
Population26,74628,078
Median age44.4 yrs42.6 yrs
Median household income$62,439$61,863
Median home value$125,400$102,200
Median gross rent$793$715
Housing units12,81812,528
Homeownership rate78.5%76.3%
Bachelor's degree or higher16.7%18.2%
Unemployment rate4.8%5.8%

Trends (ACS 5-year, 2019–2023)

Iroquois CountyMontgomery County
Population27,812 → 26,746 (-3.8%)28,828 → 28,078 (-2.6%)
Median household income$52,700 → $62,439 (+18.5%)$52,748 → $61,863 (+17.3%)
Median home value$102,800 → $125,400 (+22.0%)$84,100 → $102,200 (+21.5%)
Median gross rent$686 → $793 (+15.6%)$644 → $715 (+11.0%)

Iroquois County

Population
27,81226,746
Median household income
$52,700$62,439
Median home value
$102,800$125,400
Median gross rent
$686$793

Montgomery County

Population
28,82828,078
Median household income
$52,748$61,863
Median home value
$84,100$102,200
Median gross rent
$644$715

Age & race/ethnicity

Age distribution (share)

Iroquois CountyMontgomery County
Under 55.7%5.0%
5 to 1716.0%15.2%
18 to 247.6%7.1%
25 to 349.9%12.3%
35 to 4411.6%13.0%
45 to 5411.7%12.2%
55 to 6415.2%14.4%
65 to 7412.5%11.9%
75 and over9.7%9.1%

Race & ethnicity (share)

Iroquois CountyMontgomery County
White (non-Hispanic)87.8%92.0%
Black or African American0.7%2.7%
American Indian & Alaska Native0.1%0.1%
Asian0.4%0.5%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.2%0.2%
Two or more races2.9%2.3%
Hispanic or Latino8.0%2.1%

Educational attainment (age 25+)

Share of adults 25+

Iroquois CountyMontgomery County
No high school diploma10.9%10.0%
High school graduate39.8%41.2%
Some college or associate's32.6%30.6%
Bachelor's degree11.9%11.8%
Graduate or professional degree4.9%6.4%

Commute to work

How workers get to work (share)

Iroquois CountyMontgomery County
Drove alone81.1%80.6%
Carpooled7.7%5.6%
Public transit0.3%0.0%
Walked2.1%3.5%
Bicycle0.1%0.4%
Worked from home7.2%9.1%
Other means1.5%0.8%

Housing

Units in structure (share)

Iroquois CountyMontgomery County
1-unit, detached84.8%82.6%
1-unit, attached2.3%1.5%
2 to 4 units5.4%4.5%
5 to 19 units2.7%2.6%
20 or more units0.7%2.4%
Mobile home & other4.1%6.3%

Poverty & households

Iroquois CountyMontgomery County
Poverty rate13.4%13.8%
Average household size2.322.29
Mean commute (minutes)2424
Median year structure built19601963

Full profiles

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