The ADHS football team is called the Almonte Thunderbolts. In 2003 the Thunderbolts finished on top of the province-wide
OFSAA league. They have won 27 regional championships since 1990. The Almonte Thunderbolts also took home another OFSAA win with their junior football team during the 2015 football season. The Almonte Thunderbolts won OFSAA basketball with their senior team during the 2018-19 season. The SchoolBOX charitable organization was created by ADHS alumnus Tom Affleck. SchoolBOX builds schools for children in Central America, and many of its volunteers are ADHS students. Watch a CBC television report on SchoolBOX. On March 20, 2013
Rick Mercer went to ADHS to film a clip for the
Rick Mercer Report as a part of the
Spread the Net campaign. The school raised a total of $5,854.05 for the campaign, which was the most among Canadian secondary schools. The clip aired on CBC television on April 2, 2013 at 8:00PM. [https://www.youtube.com/watch?v=EHP9QKj6HOA ==Notable alumni==