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Zip Code 56537 — Fergus Falls, MN

56537 is a ZIP Code associated with Fergus Falls, MN, located within Otter Tail. The postal region supports an estimated population of 19,856 residents across Data Pending housing units, with a population density of 27.1 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (46.276970, -96.089770)

Data MetricLocal Statistic
Postal / Zip Code56537
Primary CityFergus Falls
State / ProvinceMN
CountyOtter Tail
Total Population19,856
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density27.1 people/sq mi
TimezoneAmerica/Chicago

How 56537 Compares

MetricZIP 56537Otter Tail CountyMN State Average
Population19,85657,2815,739,754
Median IncomeData PendingN/AN/A
Population Density27.1 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 56533Elizabeth9.3 mi286N/A
Zip 56324Dalton11.7 mi1,028N/A
Zip 56543Foxhome11.8 mi222N/A
Zip 56586Underwood12.3 mi1,873N/A
Zip 56534Erhard13.4 mi1,201N/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 →