Home > MN > Polk County > East Grand Forks > Zip 56721

Zip Code 56721 — East Grand Forks, MN

56721 is a ZIP Code associated with East Grand Forks, MN, located within Polk. The postal region supports an estimated population of 10,679 residents across Data Pending housing units, with a population density of 21.4 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (47.971080, -96.943360)

Data MetricLocal Statistic
Postal / Zip Code56721
Primary CityEast Grand Forks
State / ProvinceMN
CountyPolk
Total Population10,679
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density21.4 people/sq mi
TimezoneAmerica/Chicago

How 56721 Compares

MetricZIP 56721Polk CountyMN State Average
Population10,67932,7865,739,754
Median IncomeData PendingN/AN/A
Population Density21.4 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 56723Fisher13.1 mi838N/A
Zip 56722Euclid13.8 mi377N/A
Zip 56762Warren16.5 mi2,433N/A
Zip 56710Alvarado17.3 mi483N/A
Zip 56744Oslo19.7 mi571N/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 →