Home > IL > Vermilion County > Collison > Zip 61831

Zip Code 61831 — Collison, IL

61831 is a ZIP Code associated with Collison, IL, located within Vermilion. The postal region supports an estimated population of 160 residents across Data Pending housing units, with a population density of 5.1 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (40.226230, -87.797050)

Data MetricLocal Statistic
Postal / Zip Code61831
Primary CityCollison
State / ProvinceIL
CountyVermilion
Total Population160
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density5.1 people/sq mi
TimezoneAmerica/Chicago

How 61831 Compares

MetricZIP 61831Vermilion CountyIL State Average
Population16072,50812,694,745
Median IncomeData PendingN/AN/A
Population Density5.1 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 61865Potomac5.4 mi1,167N/A
Zip 61812Armstrong5.4 mi322N/A
Zip 61858Oakwood6.8 mi2,639N/A
Zip 61844Fithian6.9 mi1,031N/A
Zip 61848Henning7.5 mi236N/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 →