Home > IL > Sangamon County > Illiopolis > Zip 62539

Zip Code 62539 — Illiopolis, IL

62539 is a ZIP Code associated with Illiopolis, IL, located within Sangamon. The postal region supports an estimated population of 1,412 residents across Data Pending housing units, with a population density of 11.8 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (39.866810, -89.249140)

Data MetricLocal Statistic
Postal / Zip Code62539
Primary CityIlliopolis
State / ProvinceIL
CountySangamon
Total Population1,412
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density11.8 people/sq mi
TimezoneAmerica/Chicago

How 62539 Compares

MetricZIP 62539Sangamon CountyIL State Average
Population1,412194,83912,694,745
Median IncomeData PendingN/AN/A
Population Density11.8 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 62551Niantic5.0 mi820N/A
Zip 62515Buffalo6.3 mi902N/A
Zip 62547Mount Auburn6.8 mi574N/A
Zip 62548Mount Pulaski7.9 mi2,090N/A
Zip 62537Harristown8.3 mi272N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →