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Zip Code 54143 — Marinette, WI

ZIP Code 54143 is associated with Marinette, WI, in Marinette County. The listed population estimate is 15,119; estimated density is 88.1 people per square mile. Among records with population estimates, it ranks #1 of 12 in Marinette County and #139 of 780 in WI.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (45.087080, -87.700450)

Data MetricLocal Statistic
Postal / Zip Code54143
Primary CityMarinette
State / ProvinceWI
CountyMarinette
Total Population15,119
Population Density88.1 people/sq mi
TimezoneAmerica/Chicago

How 54143 Compares

MetricZIP 54143Marinette County recordsWI records
Population estimate15,11941,854 (sum)5,914,913 (sum)
Population Density88.1 /sq mi----
County population rank#1 of 12----
State population rank#139 of 780----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in WI

ZIP CodeCityDistancePopulation estimate
ZIP 54157Peshtigo6.0 mi5,951
ZIP 54159Porterfield10.0 mi1,381
ZIP 54153Oconto17.0 mi7,551
ZIP 54112Coleman17.2 mi2,716
ZIP 54139Lena20.3 mi3,130

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 →