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Zip Code 54547 — Mercer, WI

54547 is a ZIP Code associated with Mercer, WI, located within Iron. The postal region supports an estimated population of 1,549 residents across Data Pending housing units, with a population density of 2.8 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (46.189510, -90.099400)

Data MetricLocal Statistic
Postal / Zip Code54547
Primary CityMercer
State / ProvinceWI
CountyIron
Total Population1,549
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density2.8 people/sq mi
TimezoneAmerica/Chicago

How 54547 Compares

MetricZIP 54547Iron CountyWI State Average
Population1,5496,0575,914,913
Median IncomeData PendingN/AN/A
Population Density2.8 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 54545Manitowish Waters12.5 mi947N/A
Zip 54534Hurley13.2 mi2,393N/A
Zip 54550Montreal14.0 mi768N/A
Zip 54536Iron Belt15.5 mi154N/A
Zip 54557Presque Isle16.6 mi1,042N/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 →