Doniphan is a city located in Ripley County, in the state of Missouri (MO), United States. Nestled in the West North Central division of the Midwest region, it covers an area of 1.4 square miles (4.0 km²) and sits at an elevation of 402 ft. With a population of approximately 1,932 residents, Doniphan offers a peaceful, rural atmosphere.
The town's population is composed of about 41.56% males and 58.44% females, and it has a population density of 410.22 people per square mile (544.49/km²). Doniphan lies at a latitude of 36.62 and a longitude of -90.82, operating in the UTC-6.
Locals reflect a blend of American ancestry, with roots primarily in United States (16.7%), followed by English (10.6%), German (7.1%), and Scotch-Irish (0%) heritage. The town is identified by the ZIP code 63935.