Fairhaven High School's athletic teams are called the Blue Devils, and they wear blue and white. They compete in the
South Coast Conference, in District 8 of the
Massachusetts Interscholastic Athletic Association (MIAA). The football, soccer, and field hockey teams play at Alumni Stadium, which sits adjacent to the east side of the newer addition. A new turf athletic field was installed on the site during the Summer 2021. Track and field events are hosted at nearby Cushman Park. The Blue Devils' biggest in-conference rivals are the
Old Rochester Regional Bulldogs and the
New Bedford Voc-Tech Bears. Fairhaven High also has a historic football rivalry with
Dartmouth High School, dating back over a century. The two schools play annually on
Thanksgiving Day, hosting the game in alternating years. The school sponsors the following varsity sports: • Baseball (Boys) • Basketball (Boys, Girls) • Cross Country (Boys, Girls) • Field Hockey (Girls) • Football (Boys) • Golf (Boys) • Lacrosse (Boys, Girls) • Soccer (Boys, Girls) • Softball (Girls) • Volleyball (Girls) In addition to the varsity teams, Fairhaven High has junior varsity teams for most sports, as well as freshmen teams for baseball, boys and girls basketball, football, and volleyball. A unified basketball team was created in 2019, providing opportunities to students with disabilities; this program was joined by a unified track team a year later. In 2022, Fairhaven High School was recognized by
Special Olympics International for "excellence in inclusion, advocacy, and respect." ==Notable alumni==