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Census ACS · ZIP Code Tabulation Area

61428 Income Statistics for 2026

Knox County, Illinois

Median household income

$77,143

Median household income ($77,143) is higher than Knox County County ($58,828).

61428$77,143
Knox County County$58,828
61489$98,125
61436$76,000
61430$79,333
61485$59,306
61472$76,500

Average household income

$128,188

Average household income ($128,188) is higher than Knox County County ($75,182).

61428$128,188
Knox County County$75,182
61489$121,777
61436$111,064
61430$102,154
61485$100,529
61472$99,822

Per-capita income

$52,165

Per-capita income ($52,165) is higher than Knox County County ($33,047).

61428$52,165
Knox County County$33,047
61489$49,509
61436$49,198
61430$46,870
61485$38,074
61472$39,177

Households earning $100k+

39.1%

Households earning $100k+ (39.1%) is higher than Knox County County (25.0%).

6142839.1%
Knox County County25.0%
6148948.2%
6143628.0%
6143033.0%
6148532.2%
6147242.7%

All demographics

Population
1,278
Households
542
Median age
53.0 yrs
Median household income
$77,143
Mean household income
$128,188
Per capita income
$52,165
Median home value
$285,100
Median gross rent
—
Owner-occupied housing
95.4%
Bachelor's degree or higher
33.8%
In labor force
52.3%
Poverty rate
5.8%
Households earning $100k+
39.1%
Population under 5
4.9%
Population age 18–34
4.0%
Population age 25–44
15.0%
Population age 45–64
28.1%
Population age 65+
28.7%
Hispanic or Latino
0.0%
Black (non-Hispanic)
0.0%
Asian (non-Hispanic)
0.9%
Unemployment rate
1.6%
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/61428

Link to this page

Permanent URL backed by Census ACS data in PocketBase.

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