Millis Boosters Run Back to School 2026

The Millis Boosters Run Back to School is in its 8th year. Families, runners, walkers, and strollers can choose between a 5k through Millis's rolling hills or a 1-mile fun run on school grounds. All proceeds support Millis Middle/High School athletes and teams. 5k results will be printed immediately. Register to receive a free t-shirt.