[8] In April 2014, the riflery team won the Georgia state championship with a record-setting score.

Allatoona won the state one-act play championship with Wiley and the Hairyman,[10][11] while the football team beat Glynn Academy at the Georgia Dome to cap a 14–1 season.

[12] The football program, highlighted by this season, was named as the 2010–2019 Team of the Decade by the Marietta Daily Journal.

[16] The Buccaneers responded with the school's first-ever back-to-back state championships with the boys track performances in 2017 and 2018.

[17][18] November 2019 marked the third 6A state championship when girls volleyball beat Sequoyah High School in five sets.