ZIP code · Knife River · Minnesota · United States
ZIP code 55609 — Knife River
ZIP code 55609 serves Knife River, Minnesota.
- Postal code
- 55609Single source Value from one source, not cross-checked.
- City
- Knife River
- County
- Lake
- State
- Minnesota
- Country
- United States
- Coordinates
- 46.9539, -91.7780 — precision precise (locality)
View on OpenStreetMap - Population
- 118 (ZCTA, ACS 5-year)
- Median household income
- $76,538
- Median age
- 87.4
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