Macomb High School is a public high school in Macomb, Illinois, which is close to Iowa and Missouri. It competes in Class AA, the "large school" division, of the Illinois High School Association's (IHSA) State Championship Series.
The team has been coached by Suellyn Rieckelman for many years, and it often wins its IHSA Sectional. In 2010 they finished 3rd in the IHSA Tournament, and in 2011 they finished 2nd. Their star player was Tristan Willey, who was a freshman and then sophomore during those two seasons.
The team hosted its own housewritten tournament, a Frosh/Soph event in mACF Format, for the first time in October 2010. The team won that event in addition to the 2010-11 Orion Varsity, Moline Frosh/Soph, PORTA Frosh/Soph, and Galesburg Rotary Tournaments.
The team went 12-5 at the 2013 HSNCT and was the top-placing small school team.