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Zip Code 61285 — Thomson, IL

61285 is a ZIP Code associated with Thomson, IL, located within Carroll. The postal region supports an estimated population of 2,728 residents across Data Pending housing units, with a population density of 23.7 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (41.983070, -90.081100)

Data MetricLocal Statistic
Postal / Zip Code61285
Primary CityThomson
State / ProvinceIL
CountyCarroll
Total Population2,728
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density23.7 people/sq mi
TimezoneAmerica/Chicago

How 61285 Compares

MetricZIP 61285Carroll CountyIL State Average
Population2,72816,06912,694,745
Median IncomeData PendingN/AN/A
Population Density23.7 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 61252Fulton9.9 mi5,437N/A
Zip 61014Chadwick10.0 mi1,067N/A
Zip 61074Savanna10.2 mi3,962N/A
Zip 61053Mount Carroll10.4 mi2,590N/A
Zip 61270Morrison12.1 mi6,912N/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 →