Iroquois County vs Randolph County

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

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

Randolph County has the higher population (30,142 vs 26,746 in Iroquois County). Randolph County has the higher median household income ($68,870 vs $62,439 in Iroquois County). Randolph County has the higher median home value ($134,100 vs $125,400 in Iroquois County).

Population, income & housing

	Iroquois County	Randolph County
Population	26,746	30,142
Median age	44.4 yrs	43.0 yrs
Median household income	$62,439	$68,870
Median home value	$125,400	$134,100
Median gross rent	$793	$760
Housing units	12,818	13,400
Homeownership rate	78.5%	76.8%
Bachelor's degree or higher	16.7%	14.2%
Unemployment rate	4.8%	5.1%

Trends (ACS 5-year, 2019–2023)

	Iroquois County	Randolph County
Population	27,812 → 26,746 (-3.8%)	32,295 → 30,142 (-6.7%)
Median household income	$52,700 → $62,439 (+18.5%)	$53,816 → $68,870 (+28.0%)
Median home value	$102,800 → $125,400 (+22.0%)	$110,200 → $134,100 (+21.7%)
Median gross rent	$686 → $793 (+15.6%)	$680 → $760 (+11.8%)

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

Randolph County

Population

32,29530,142

Median household income

$53,816$68,870

Median home value

$110,200$134,100

Median gross rent

$680$760

Age & race/ethnicity

Age distribution (share)

	Iroquois County	Randolph County
Under 5	5.7%	5.1%
5 to 17	16.0%	15.3%
18 to 24	7.6%	7.3%
25 to 34	9.9%	11.7%
35 to 44	11.6%	12.8%
45 to 54	11.7%	12.2%
55 to 64	15.2%	14.7%
65 to 74	12.5%	11.8%
75 and over	9.7%	9.0%

Race & ethnicity (share)

	Iroquois County	Randolph County
White (non-Hispanic)	87.8%	85.8%
Black or African American	0.7%	7.9%
American Indian & Alaska Native	0.1%	0.1%
Asian	0.4%	0.6%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.2%	0.1%
Two or more races	2.9%	1.8%
Hispanic or Latino	8.0%	3.6%

Educational attainment (age 25+)

Share of adults 25+

	Iroquois County	Randolph County
No high school diploma	10.9%	12.1%
High school graduate	39.8%	39.6%
Some college or associate's	32.6%	34.1%
Bachelor's degree	11.9%	9.4%
Graduate or professional degree	4.9%	4.8%

Commute to work

How workers get to work (share)

	Iroquois County	Randolph County
Drove alone	81.1%	84.0%
Carpooled	7.7%	8.5%
Public transit	0.3%	0.0%
Walked	2.1%	1.8%
Bicycle	0.1%	0.5%
Worked from home	7.2%	4.8%
Other means	1.5%	0.4%

Housing

Units in structure (share)

	Iroquois County	Randolph County
1-unit, detached	84.8%	75.6%
1-unit, attached	2.3%	0.9%
2 to 4 units	5.4%	6.1%
5 to 19 units	2.7%	1.4%
20 or more units	0.7%	2.1%
Mobile home & other	4.1%	13.9%

Poverty & households

	Iroquois County	Randolph County
Poverty rate	13.4%	12.3%
Average household size	2.32	2.32
Mean commute (minutes)	24	23
Median year structure built	1960	1972