There are 6 zip codes in Brown County, Minnesota. The most populated is 56073, located in New Ulm. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
City
Population
56073New Ulm17,418
56085Sleepy Eye5,171
56087Springfield3,054
56041Hanska1,028
56019Comfrey825
56030Essig17

Brown County, Minnesota Zip Codes by Population (2024)