Mashpee's athletics teams are named the Falcons, and their colors are royal blue, white, and black. They compete in the South Shore League in all sports except winter track, which competes in the Eastern Athletic Conference. Mashpee High School's main rivals are Monomoy Regional High School, Abington High School, Sandwich High School, and Cohasset High School. From 1999 to 2003 Mashpee played Sandwich High School in an annual Thanksgiving Football Game rivalry. From 2003–2009, Mashpee played Cape Cod Regional Technical High School. In 2009, Mashpee dropped the Thanksgiving rivalry with Cape Cod Tech and has since renewed the Thanksgiving rivalry with Sandwich, which is effective in the year 2010. Mashpee's football team is regarded as one of the premier small-school programs in the state. the Falcons have won 4 state championships (2011, 2015, 2016, 2017) under the leadership of head coach Matt Triveri.