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Zip Code 56557 — Mahnomen, MN

ZIP Code 56557 is associated with Mahnomen, MN, in Mahnomen County. The listed population estimate is 2,758; estimated density is 4.5 people per square mile. Among records with population estimates, it ranks #1 of 5 in Mahnomen County and #356 of 877 in MN.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (47.324220, -95.837000)

Data MetricLocal Statistic
Postal / Zip Code56557
Primary CityMahnomen
State / ProvinceMN
CountyMahnomen
Total Population2,758
Population Density4.5 people/sq mi
TimezoneAmerica/Chicago

How 56557 Compares

MetricZIP 56557Mahnomen County recordsMN records
Population estimate2,7586,150 (sum)5,739,754 (sum)
Population Density4.5 /sq mi----
County population rank#1 of 5----
State population rank#356 of 877----

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 MN

ZIP CodeCityDistancePopulation estimate
ZIP 56516Bejou10.2 mi352
ZIP 56589Waubun11.4 mi1,760
ZIP 56566Naytahwaush11.8 mi613
ZIP 56651Lengby13.0 mi667
ZIP 56591White Earth15.5 mi429

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 →