Red Lake County, Minnesota ZIP codes
4 ZIP codes are in Red Lake County, plus 5 that cross in from neighboring counties.
- ZIP codes
- 4
- Population in these ZIPs
- 4,070
- Avg. median income
- $78,700population-weighted
- Cities & towns
- 4
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ZIP codes in Red Lake County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 56715 | Brooks | 329 | $77,875 | $163,200 |
| 56742 | Oklee | 744 | $92,500 | $183,600 |
| 56748 | Plummer | 673 | $87,500 | $232,600 |
| 56750 | Red Lake Falls | 2,324 | $71,875 | $217,300 |
ZIP codes partly in Red Lake County
These ZIP codes are mostly in a neighboring county but cover part of Red Lake County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 56535 | Erskine | Polk County | 1,307 | $65,536 | $306,700 |
| 56684 | Trail | Polk County | 280 | $73,750 | $280,200 |
| 56716 | Crookston | Polk County | 8,903 | $59,744 | $187,000 |
| 56736 | Mentor | Polk County | 687 | $95,000 | $338,300 |
| 56754 | Saint Hilaire | Pennington County | 491 | $79,167 | $215,800 |
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 and towns in Red Lake County
Nearby counties
Frequently asked questions
How many ZIP codes are in Red Lake County, Minnesota?
4 ZIP codes are mainly in Red Lake County, and 5 more ZIP codes from neighboring areas reach partly into it.
What cities are in Red Lake County?
ZIP codes in Red Lake County use the city names Brooks, Oklee, Plummer and Red Lake Falls.