Plain is a city located in Sedgwick County, in the state of Kansas (KS), United States. Nestled in the West North Central division of the Midwest region, it covers an area of 0.5 square miles (1.0 km²) and sits at an elevation of 1450 ft. With a population of approximately 797 residents, Plain offers a peaceful, rural atmosphere.
The town's population is composed of about 50.69% males and 49.31% females, and it has a population density of 475.93 people per square mile (569.86/km²). Plain lies at a latitude of 37.66 and a longitude of -97.68, operating in the UTC-6.
Locals reflect a blend of American ancestry, with roots primarily in United States (9.3%), followed by English (4.8%), German (52.1%), and Scotch-Irish (0%) heritage. The town is identified by the ZIP code 67050.