ZIP 62551 vs ZIP 62537

Source:

Niantic, IL – Harristown, IL

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

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

Full Profile
62551
Niantic, IL
View full ZIP profile →
Full Profile
62537
Harristown, IL
View full ZIP profile →

What are common questions about this comparison?

How do ZIP codes 62551 and 62537 compare?
ZIP 62551 (Niantic, IL) has a population of 837 and a median household income of $69,583. ZIP 62537 (Harristown, IL) has a population of 92 and a median household income of $70,455.
Which ZIP code has higher income, 62551 or 62537?
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?
Visit plainzip.com/compare, enter two 5-digit U.S. ZIP codes, and click Compare. You can also navigate directly to /compare/XXXXX-vs-YYYYY to share a specific comparison.

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.