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Zip Code 61331 — Lee Center, IL

61331 is a ZIP Code associated with Lee Center, IL, located within Lee. 61331 ranks #14 out of 14 ZIP codes in Lee County by population (and #1394 out of 1,396 in IL). The area supports an estimated population of Data Pending residents across Data Pending housing units, with a population density of Data Pending people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (41.747710, -89.277540)

Data MetricLocal Statistic
Postal / Zip Code61331
Primary CityLee Center
State / ProvinceIL
CountyLee
Total PopulationData Pending
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population DensityData Pending people/sq mi
TimezoneAmerica/Chicago

How 61331 Compares

MetricZIP 61331Lee CountyIL State Average
PopulationData Pending34,166 (Total)12,694,745 (Total)
Average ZIP IncomeData PendingN/AN/A
Population DensityData Pending /sq mi----
County Pop Rank#14 of 14----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 61310Amboy5.0 mi3,347N/A
Zip 61031Franklin Grove6.2 mi1,492N/A
Zip 61378West Brooklyn6.3 mi513N/A
Zip 61324Eldena7.2 mi97N/A
Zip 61057Nachusa8.1 mi30N/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 →