Collinsville vs Granite City

A side-by-side comparison of Collinsville and Granite City: population, income, housing, and more.

Collinsville and Granite City are places in Illinois. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Granite City has the higher population (26,670 vs 24,126 in Collinsville). Collinsville has the higher median household income ($65,170 vs $60,490 in Granite City). Collinsville has the higher median home value ($157,700 vs $99,800 in Granite City).

Population, income & housing

	Collinsville	Granite City
Population	24,126	26,670
Median age	39.7 yrs	40.1 yrs
Median household income	$65,170	$60,490
Median home value	$157,700	$99,800
Median gross rent	$979	$761
Housing units	11,779	12,742
Homeownership rate	64.8%	71.9%
Bachelor's degree or higher	29.9%	16.2%
Unemployment rate	4.5%	6.4%

Trends (ACS 5-year, 2019–2023)

	Collinsville	Granite City
Population	24,626 → 24,126 (-2.0%)	28,612 → 26,670 (-6.8%)
Median household income	$53,490 → $65,170 (+21.8%)	$51,469 → $60,490 (+17.5%)
Median home value	$127,300 → $157,700 (+23.9%)	$83,500 → $99,800 (+19.5%)
Median gross rent	$902 → $979 (+8.5%)	$728 → $761 (+4.5%)

Collinsville

Population

24,62624,126

Median household income

$53,490$65,170

Median home value

$127,300$157,700

Median gross rent

$902$979

Granite City

Population

28,61226,670

Median household income

$51,469$60,490

Median home value

$83,500$99,800

Median gross rent

$728$761

Age & race/ethnicity

Age distribution (share)

	Collinsville	Granite City
Under 5	4.0%	5.3%
5 to 17	15.2%	16.6%
18 to 24	7.9%	6.6%
25 to 34	14.5%	14.0%
35 to 44	16.3%	13.9%
45 to 54	11.6%	11.3%
55 to 64	12.9%	13.9%
65 to 74	11.3%	11.3%
75 and over	6.4%	7.2%

Race & ethnicity (share)

	Collinsville	Granite City
White (non-Hispanic)	71.0%	75.9%
Black or African American	16.3%	10.7%
American Indian & Alaska Native	0.0%	0.0%
Asian	1.3%	1.2%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.0%	0.2%
Two or more races	3.3%	4.5%
Hispanic or Latino	8.0%	7.6%

Educational attainment (age 25+)

Share of adults 25+

	Collinsville	Granite City
No high school diploma	5.3%	11.9%
High school graduate	27.7%	34.1%
Some college or associate's	37.1%	37.8%
Bachelor's degree	19.5%	12.0%
Graduate or professional degree	10.4%	4.3%

Commute to work

How workers get to work (share)

	Collinsville	Granite City
Drove alone	77.9%	83.5%
Carpooled	9.7%	6.5%
Public transit	0.4%	1.5%
Walked	0.4%	0.3%
Bicycle	0.1%	0.0%
Worked from home	10.3%	7.6%
Other means	1.3%	0.6%

Housing

Units in structure (share)

	Collinsville	Granite City
1-unit, detached	67.3%	81.1%
1-unit, attached	5.8%	1.2%
2 to 4 units	12.7%	9.8%
5 to 19 units	7.2%	2.9%
20 or more units	3.9%	4.2%
Mobile home & other	3.1%	0.8%

Poverty & households

	Collinsville	Granite City
Poverty rate	13.0%	16.4%
Average household size	2.16	2.33
Mean commute (minutes)	25	23
Median year structure built	1970	1958