ZIP code · Middle River · Minnesota · United States
ZIP code 56737 — Middle River
ZIP code 56737 serves Middle River, Minnesota.
- Postal code
- 56737Single source Value from one source, not cross-checked.
- City
- Middle River
- County
- Marshall
- State
- Minnesota
- Country
- United States
- Coordinates
- 48.4426, -96.1232 — precision precise (locality)
View on OpenStreetMap - Population
- 759 (ZCTA, ACS 5-year)
- Median household income
- $70,536
- Median age
- 49.5
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · census-acs5. Data generated on 2026-08-21. Methodology · Report an error on this page