Isanti County, Minnesota ZIP codes
5 ZIP codes are in Isanti County, plus 8 that cross in from neighboring counties. It's part of the Minneapolis-St. Paul-Bloomington, MN-WI metro area.
- ZIP codes
- 5
- Population in these ZIPs
- 35,576
- Avg. median income
- $88,200population-weighted
- Cities & towns
- 5
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Isanti County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 55008 | Cambridge | 16,729 | $84,513 | $328,600 |
| 55017 | Dalbo | 799 | $62,188 | $370,600 |
| 55029 | Grandy | 31 | $74,167 | — |
| 55040 | Isanti | 14,837 | $90,900 | $333,400 |
| 55080 | Stanchfield | 3,180 | $101,964 | $403,600 |
ZIP codes partly in Isanti County
These ZIP codes are mostly in a neighboring county but cover part of Isanti County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 55006 | Braham | Kanabec County | 3,694 | $69,191 | $275,800 |
| 55056 | North Branch | Chisago County | 14,753 | $95,679 | $355,500 |
| 55070 | Saint Francis | Anoka County | 8,441 | $108,750 | $352,900 |
| 55079 | Stacy | Chisago County | 8,508 | $114,614 | $418,000 |
| 55371 | Princeton | Mille Lacs County | 18,103 | $93,824 | $371,800 |
| 55398 | Zimmerman | Sherburne County | 17,688 | $103,419 | $392,300 |
| 56353 | Milaca | Mille Lacs County | 9,546 | $78,763 | $323,100 |
| 56358 | Ogilvie | Kanabec County | 3,107 | $83,594 | $286,000 |
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 Isanti County
Nearby counties
Frequently asked questions
How many ZIP codes are in Isanti County, Minnesota?
5 ZIP codes are mainly in Isanti County, and 8 more ZIP codes from neighboring areas reach partly into it.
What cities are in Isanti County?
ZIP codes in Isanti County use the city names Cambridge, Dalbo, Grandy, Isanti and Stanchfield.
What metro area is Isanti County in?
Isanti County is part of the Minneapolis-St. Paul-Bloomington, MN-WI metropolitan statistical area.