ZIP 62537 vs ZIP 62551

Source:

Harristown, IL — Niantic, IL

This side-by-side compares ZIP 62537 (Harristown, IL) and ZIP 62551 (Niantic, IL) using the same Census ACS 5-Year table fields for both — no averages swapped in, no national proxies. ZIP 62537 has a population of 92 at 38 people per square mile, while ZIP 62551 has 837 at 12 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 62537 reports a median household income of $70,455 against $69,583 in ZIP 62551, with per-capita income of $23,062 vs $34,708. The share of adults holding a bachelor's degree or higher is 6.0% in 62537 and 14.1% in 62551. Poverty rate reads 1.5% vs 7.8%, and unemployment 7.2% vs 10.4% — 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 $87,500 in 62537 versus $129,200 in 62551, with median rent of and $846 per month respectively. Homeownership rate is 100.0% vs 84.1%. 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
62537
Harristown, IL
62551
Niantic, IL
Population 92 837
Median Household Income $70,455 $69,583
Per Capita Income $23,062 $34,708
Median Age 29.3 38
Bachelor's Degree or Higher 6.0% 14.1%
Poverty Rate 1.5% 7.8%
Unemployment Rate 7.2% 10.4%
Median Home Value $87,500 $129,200
Median Rent (monthly) $846
Homeownership Rate 100.0% 84.1%
Population Density (per sq mi) 38 12

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

Full Profile
62537
Harristown, IL
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Full Profile
62551
Niantic, IL
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What are common questions about this comparison?

How do ZIP codes 62537 and 62551 compare?
ZIP 62537 (Harristown, IL) has a population of 92 and a median household income of $70,455. ZIP 62551 (Niantic, IL) has a population of 837 and a median household income of $69,583.
Which ZIP code has higher income, 62537 or 62551?
ZIP 62537 (Harristown, IL) has a higher median household income of $70,455 compared to $69,583 for ZIP 62551.
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.