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Census ACS · ZIP Code Tabulation Area

61231 Income Statistics for 2026

Mercer County, Illinois

Median household income

$70,991

Median household income ($70,991) is lower than Mercer County County ($74,686).

61231$70,991
Mercer County County$74,686
61281$102,639
61476$88,264
61276$87,750
61486$78,889
61263$86,500

Average household income

$83,801

Average household income ($83,801) is lower than Mercer County County ($92,161).

61231$83,801
Mercer County County$92,161
61281$123,435
61476$108,974
61276$100,859
61486$93,102
61263$88,217

Per-capita income

$35,849

Per-capita income ($35,849) is lower than Mercer County County ($39,179).

61231$35,849
Mercer County County$39,179
61281$49,103
61476$48,899
61276$35,105
61486$40,532
61263$35,794

Households earning $100k+

34.7%

Households earning $100k+ (34.7%) is lower than Mercer County County (37.0%).

6123134.7%
Mercer County County37.0%
6128151.6%
6147644.0%
6127623.5%
6148640.4%
6126337.9%

All demographics

Population
4,962
Households
2,128
Median age
42.2 yrs
Median household income
$70,991
Mean household income
$83,801
Per capita income
$35,849
Median home value
$147,600
Median gross rent
$815
Owner-occupied housing
72.2%
Bachelor's degree or higher
25.3%
In labor force
64.4%
Poverty rate
11.5%
Households earning $100k+
34.7%
Population under 5
7.1%
Population age 18–34
20.6%
Population age 25–44
26.1%
Population age 45–64
24.2%
Population age 65+
22.1%
Hispanic or Latino
4.5%
Black (non-Hispanic)
1.9%
Asian (non-Hispanic)
0.5%
Unemployment rate
2.8%
Open in interactive explorer

County and peer ZIP comparisons use population-weighted aggregates from other ZCTAs in the same county. Source: US Census Bureau ACS 5-year estimates. Page URL: https://resource.skyrocketbpo.com/tools/market-research/us-income-demographics-by-zip-code/illinois/61231

Link to this page

Permanent URL backed by Census ACS data in PocketBase.

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