ZIP 61436 vs ZIP 61448

Source:

Gilson, IL — Knoxville, IL

This side-by-side compares ZIP 61436 (Gilson, IL) and ZIP 61448 (Knoxville, IL) using the same Census ACS 5-Year table fields for both — no averages swapped in, no national proxies. ZIP 61436 has a population of 951 at 6 people per square mile, while ZIP 61448 has 3,823 at 35 per square mile. That difference in population size and density alone reshapes how every other metric should be interpreted — a higher-income ZIP with 1,200 residents behaves very differently from one with 45,000.

On income and education, ZIP 61436 reports a median household income of $76,000 against $82,500 in ZIP 61448, with per-capita income of $49,198 vs $35,509. The share of adults holding a bachelor's degree or higher is 19.5% in 61436 and 24.0% in 61448. Poverty rate reads 7.7% vs 8.9%, and unemployment 3.4% vs 4.7% — these four fields alone drive most of the difference in the scorecard grades you will see for each ZIP.

Housing separates these two ZIPs further: median home value sits at $205,000 in 61436 versus $146,100 in 61448, with median rent of and $614 per month respectively. Homeownership rate is 87.0% vs 86.6%. When reading the comparison table below, focus on paired metrics rather than single winners — a ZIP with lower home values and lower income is not strictly "worse" if rent-to-income ratios and commute times land in the same zone. Every value is pulled from the exact same ACS table so the two columns are genuinely comparable.

Compare different ZIP codes:

vs
Metric
61436
Gilson, IL
61448
Knoxville, IL
Population 951 3,823
Median Household Income $76,000 $82,500
Per Capita Income $49,198 $35,509
Median Age 59.5 45.2
Bachelor's Degree or Higher 19.5% 24.0%
Poverty Rate 7.7% 8.9%
Unemployment Rate 3.4% 4.7%
Median Home Value $205,000 $146,100
Median Rent (monthly) $614
Homeownership Rate 87.0% 86.6%
Population Density (per sq mi) 6 35

Values highlighted in green indicate the better metric where applicable. Source: U.S. Census Bureau ACS 2023.

Full Profile
61436
Gilson, IL
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Full Profile
61448
Knoxville, IL
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What are common questions about this comparison?

How do ZIP codes 61436 and 61448 compare?
ZIP 61436 (Gilson, IL) has a population of 951 and a median household income of $76,000. ZIP 61448 (Knoxville, IL) has a population of 3,823 and a median household income of $82,500.
Which ZIP code has higher income, 61436 or 61448?
ZIP 61448 (Knoxville, IL) has a higher median household income of $82,500 compared to $76,000 for ZIP 61436.
How do I compare two ZIP codes on PlainZIP?
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All data sourced from the U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2023).

PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.

Data sourced from official U.S. Census ACS and HUD-USPS ZIP crosswalk data. See our methodology for details. Retrieved and formatted by PlainZIP Editorial.