There are 11 zip codes in Walsh County, North Dakota. The most populated is 58237, located in Grafton. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
582375,156Grafton
582701,905Park River
582611,295Minto
58243546Hoople
58227535Edinburg
58231459Fordville
58233277Forest River
58210269Adams
58250210Lankin
58273154Pisek
5822962Fairdale

Zip Codes in Walsh County, North Dakota by Population (2024)