US Census Data

ZIP 61231 vs ZIP 61240

A side-by-side comparison of ZIP Code 61231 and ZIP Code 61240: population, income, housing, and more.

ZIP 61231 and ZIP 61240 are ZIP Code areas in Illinois. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 61240 has the higher population (5,988 vs 4,958 in ZIP 61231). ZIP 61240 has the higher median household income ($108,929 vs $66,389 in ZIP 61231). ZIP 61240 has the higher median home value ($231,000 vs $141,200 in ZIP 61231).

Population, income & housing

ZIP 61231ZIP 61240
Population4,9585,988
Median age42.6 yrs48.8 yrs
Median household income$66,389$108,929
Median home value$141,200$231,000
Median gross rent$772
Housing units2,3442,561
Homeownership rate70.2%93.6%
Bachelor's degree or higher22.1%33.0%
Unemployment rate1.3%2.8%

Trends (ACS 5-year, 2019–2023)

ZIP 61231ZIP 61240
Population5,216 → 4,958 (-4.9%)5,842 → 5,988 (+2.5%)
Median household income$54,306 → $66,389 (+22.2%)$75,987 → $108,929 (+43.4%)
Median home value$108,000 → $141,200 (+30.7%)$180,200 → $231,000 (+28.2%)
Median gross rent$622 → $772 (+24.1%)$1,189 → $1,080 (-9.2%)

ZIP 61231

Population
5,2164,958
Median household income
$54,306$66,389
Median home value
$108,000$141,200
Median gross rent
$622$772

ZIP 61240

Population
5,8425,988
Median household income
$75,987$108,929
Median home value
$180,200$231,000
Median gross rent
$1,189$1,080

Age & race/ethnicity

Age distribution (share)

ZIP 61231ZIP 61240
Under 56.6%2.9%
5 to 1714.8%18.4%
18 to 246.9%6.2%
25 to 3413.2%5.8%
35 to 4411.2%12.5%
45 to 5410.4%13.5%
55 to 6413.9%15.3%
65 to 7413.4%15.5%
75 and over9.6%10.0%

Race & ethnicity (share)

ZIP 61231ZIP 61240
White (non-Hispanic)93.3%87.6%
Black or African American1.5%0.3%
American Indian & Alaska Native0.0%0.0%
Asian0.5%0.9%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.0%1.7%
Two or more races1.0%4.0%
Hispanic or Latino3.8%5.6%

Educational attainment (age 25+)

Share of adults 25+

ZIP 61231ZIP 61240
No high school diploma5.2%5.5%
High school graduate36.8%26.5%
Some college or associate's35.8%35.1%
Bachelor's degree15.6%19.9%
Graduate or professional degree6.5%13.1%

Commute to work

How workers get to work (share)

ZIP 61231ZIP 61240
Drove alone85.2%85.2%
Carpooled5.4%3.7%
Public transit0.0%0.0%
Walked2.7%0.4%
Bicycle0.0%0.0%
Worked from home6.7%10.2%
Other means0.0%0.5%

Housing

Units in structure (share)

ZIP 61231ZIP 61240
1-unit, detached81.8%88.8%
1-unit, attached1.7%2.8%
2 to 4 units8.1%0.0%
5 to 19 units2.6%0.0%
20 or more units4.6%0.0%
Mobile home & other1.1%8.4%

Poverty & households

ZIP 61231ZIP 61240
Poverty rate10.0%2.7%
Average household size2.302.53
Mean commute (minutes)2121
Median year structure built19571980

Full profiles

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