ZIP codes in Benton County
10 ZIPs touch Benton County, Minnesota. The blue dashed line is the county border; orange ZIPs reach into it.
10
ZIP codes
9
cross the county line
95,889
people in these ZIPs
87
counties in MN
Most people
Benton County ZIP list
More counties in Minnesota
- Aitkin County12
- Anoka County20
- Becker County19
- Beltrami County20
- Big Stone County11
- Blue Earth County21
- Brown County12
- Carlton County15
- Carver County27
- Cass County26
Questions people actually ask
How many ZIP codes are in Benton County, Minnesota?
10 ZIP codes reach into Benton County, including 1 PO Box or single-address ZIPs placed by the town they serve. 9 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Benton County has the most people?
56377 (Sartell) has about 21,063 residents, the most of any ZIP touching Benton County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Benton County and another county?
Yes. ZIP codes follow mail routes, not county lines. Rows marked with a percentage show how much of that ZIP’s land is in Benton County. For one address, pin the exact spot on the ZIP finder to see its county.
Where does this list come from?
ZIP areas and their county overlaps come from the Census Bureau’s 2020 ZIP Code Tabulation Area to county relationship file. PO Box ZIPs have no area, so each is placed in the county of the ZIP area nearest the town it serves.
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Updated 2026-11-10 · Where the data comes from