Knife River, MN ZIP code
The ZIP code for Knife River, Minnesota is 55609. It is in Lake County.
- Population in these ZIPs
- 131
- Avg. median income
- $78,200population-weighted
- Typical home value
- $422,800population-weighted
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Knife River, MN ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 55609 | 131 | $78,208 | $422,800 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near Knife River
- Duluth 19 mi
- Two Harbors 20 mi
- Brimson 25 mi
- Beaver Bay 27 mi
- Canyon 29 mi
- Cotton 31 mi
- Saginaw 31 mi
- Esko 32 mi
- Silver Bay 32 mi
- Makinen 33 mi
- Cloquet 38 mi
- Wrenshall 39 mi
Frequently asked questions
What is the ZIP code for Knife River, MN?
The ZIP code for Knife River, MN is 55609.
What county is Knife River, Minnesota in?
Knife River ZIP codes are in Lake County.