Northwest Missouri State University is a public university in Maryville, Missouri, United States. It has an enrollment of 9,152 students. Founded in 1905 as a teachers college, its campus is based on the design for Forest Park at the 1904 St. Louis World's Fair and is the official Missouri State Arboretum. The school is governed by a state-appointed Board of Regents and headed by President Lance Tatum.