Doniphan is an incorporated community in Kansas within a larger County with most populous city?
Doniphan, Kansas Doniphan is a small unincorporated community in Doniphan County, Kansas, United States. Doniphan is part of the St. Joseph, MO–KS Metropolitan Statistical Area.
Marshall County, Kansas Marshall County (standard abbreviation: MS) is a county located in the U.S. state of Kansas. As of the 2010 census, the county population was 10,117. The largest city and county seat is Marysville.