55609 vs 55804 ZIP Codes
Knife River, MN · Duluth, MN
| Metric | 55609 | 55804 |
|---|---|---|
| City | Knife River | Duluth |
| County | Lake | St. Louis |
| State | Minnesota | Minnesota |
| Time zone | Central Time | Central Time |
| Population | 303 | 14,592 |
Demographic figures come from U.S. Census Bureau / ACS data included in the source ZIP dataset; many ZIP codes have no demographic figures in that dataset.