Home > IL > Whiteside County > Fenton > Zip 61251

Zip Code 61251 — Fenton, IL

61251 is a ZIP Code associated with Fenton, IL, located within Whiteside. 61251 ranks #10 out of 12 ZIP codes in Whiteside County by population (and #1167 out of 1,396 in IL). The area supports an estimated population of 377 residents across Data Pending housing units, with a population density of 8.3 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (41.729090, -90.072910)

Data MetricLocal Statistic
Postal / Zip Code61251
Primary CityFenton
State / ProvinceIL
CountyWhiteside
Total Population377
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density8.3 people/sq mi
TimezoneAmerica/Chicago

How 61251 Compares

MetricZIP 61251Whiteside CountyIL State Average
Population37756,250 (Total)12,694,745 (Total)
Average ZIP IncomeData PendingN/AN/A
Population Density8.3 /sq mi----
County Pop Rank#10 of 12----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 61250Erie5.1 mi2,781N/A
Zip 61230Albany7.3 mi1,039N/A
Zip 61252Fulton8.3 mi5,437N/A
Zip 61261Lyndon8.3 mi656N/A
Zip 61270Morrison8.9 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 →