US Census Data

ZIP 61820 vs ZIP 61821

A side-by-side comparison of ZIP Code 61820 and ZIP Code 61821: population, income, housing, and more.

ZIP 61820 and ZIP 61821 are ZIP Code areas in Illinois. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 61820 has the higher population (38,481 vs 28,838 in ZIP 61821). ZIP 61821 has the higher median household income ($69,284 vs $31,031 in ZIP 61820). ZIP 61820 has the higher median home value ($175,900 vs $174,800 in ZIP 61821).

Population, income & housing

ZIP 61820ZIP 61821
Population38,48128,838
Median age22.2 yrs36.0 yrs
Median household income$31,031$69,284
Median home value$175,900$174,800
Median gross rent$1,077$1,001
Housing units18,67213,751
Homeownership rate20.0%61.9%
Bachelor's degree or higher54.6%49.5%
Unemployment rate4.3%4.4%

Trends (ACS 5-year, 2019–2023)

ZIP 61820ZIP 61821
Population38,393 → 38,481 (+0.2%)31,207 → 28,838 (-7.6%)
Median household income$26,831 → $31,031 (+15.7%)$54,736 → $69,284 (+26.6%)
Median home value$136,800 → $175,900 (+28.6%)$139,400 → $174,800 (+25.4%)
Median gross rent$882 → $1,077 (+22.1%)$974 → $1,001 (+2.8%)

ZIP 61820

Population
38,39338,481
Median household income
$26,831$31,031
Median home value
$136,800$175,900
Median gross rent
$882$1,077

ZIP 61821

Population
31,20728,838
Median household income
$54,736$69,284
Median home value
$139,400$174,800
Median gross rent
$974$1,001

Age & race/ethnicity

Age distribution (share)

ZIP 61820ZIP 61821
Under 53.0%6.7%
5 to 176.3%14.5%
18 to 2453.9%11.4%
25 to 3415.0%16.0%
35 to 446.0%11.9%
45 to 545.8%9.8%
55 to 645.3%12.4%
65 to 742.9%10.3%
75 and over1.9%7.0%

Race & ethnicity (share)

ZIP 61820ZIP 61821
White (non-Hispanic)56.9%56.8%
Black or African American13.0%23.0%
American Indian & Alaska Native0.2%0.0%
Asian17.8%8.0%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.1%0.5%
Two or more races3.4%3.8%
Hispanic or Latino8.6%7.8%

Educational attainment (age 25+)

Share of adults 25+

ZIP 61820ZIP 61821
No high school diploma7.2%5.0%
High school graduate17.5%19.9%
Some college or associate's20.7%25.5%
Bachelor's degree20.6%23.7%
Graduate or professional degree34.0%25.8%

Commute to work

How workers get to work (share)

ZIP 61820ZIP 61821
Drove alone45.3%68.5%
Carpooled7.5%9.6%
Public transit8.5%2.8%
Walked18.4%3.6%
Bicycle2.7%1.0%
Worked from home16.0%12.7%
Other means1.7%1.8%

Housing

Units in structure (share)

ZIP 61820ZIP 61821
1-unit, detached22.7%67.1%
1-unit, attached1.2%5.1%
2 to 4 units5.5%6.3%
5 to 19 units26.8%16.7%
20 or more units42.6%3.9%
Mobile home & other1.1%1.0%

Poverty & households

ZIP 61820ZIP 61821
Poverty rate43.9%14.0%
Average household size2.012.30
Mean commute (minutes)1416
Median year structure built19891968

Full profiles

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ZIP 61820 vs ZIP 61821: Compare Population & Demographics | US Census Data