The 2017 Missouri Valley Conference men's basketball tournament, popularly referred to as "Arch Madness", was the postseason men's basketball tournament that completed the 2016–17 season in the Missouri Valley Conference. The tournament was held at the Scottrade Center, now known as Enterprise Center, in St. Louis, Missouri from March 2–5, 2017. Wichita State defeated Illinois State in the championship game and earned the conference's automatic bid to the NCAA tournament.