Wintrust Field is a baseball stadium in Schaumburg, Illinois. It is the home to the Schaumburg Boomers of the Frontier League (FL), which began play in 2012 and captured their first championship in 2013. It is primarily used for baseball, and was the home field of the Schaumburg Flyers baseball team from 1999 through 2010 before the Boomers resurrected the facility for pro baseball in 2012.