There are 11 zip codes in Marshall County, Kansas. The most populated is 66508, located in Marysville. * 2024 populations estimated based on the latest ACS 5-year data.

Zip Code
Population
City
665084,034Marysville
664111,385Blue Rapids
664271,239Frankfort
66548893Waterville
66403868Axtell
66412467Bremen
66406432Beattie
66544304Vermillion
66541257Summerfield
66518207Oketo
6643885Home

Zip Codes in Marshall County, Kansas by Population (2024)