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Zip Code 53125 — Fontana, WI

53125 is a ZIP Code associated with Fontana, WI, located within Walworth. 53125 ranks #11 out of 14 ZIP codes in Walworth County by population (and #493 out of 783 in WI). The area supports an estimated population of 1,898 residents across Data Pending housing units, with a population density of 119.0 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (42.545320, -88.562160)

Data MetricLocal Statistic
Postal / Zip Code53125
Primary CityFontana
State / ProvinceWI
CountyWalworth
Total Population1,898
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density119.0 people/sq mi
TimezoneAmerica/Chicago

How 53125 Compares

MetricZIP 53125Walworth CountyWI State Average
Population1,898107,751 (Total)5,914,913 (Total)
Average ZIP IncomeData PendingN/AN/A
Population Density119.0 /sq mi----
County Pop Rank#11 of 14----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 53191Williams Bay2.4 mi3,261N/A
Zip 53184Walworth2.6 mi4,169N/A
Zip 53195Zenda4.3 mi133N/A
Zip 53147Lake Geneva6.0 mi18,638N/A
Zip 53585Sharon8.1 mi2,264N/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 →