•
VHSL Scholastic Bowl Team - Bull Run District champions for 18 of 19 years between 2000 and 2018, receiving many region and conference titles in those years, seven-time Virginia A State Champions, including four straight years (2002, 2003, 2007, 2010, 2011, 2012, 2013), and five-time state runner-up (2004, 2006, 2009, 2014, 2015). 2011 NAQT national high school small school division quiz bowl champions after a third-place finish in 2007 and fifth in 2010. •
Baseball - Bull Run District Champions 2010, 2019 • Boys
Basketball - Virginia A D2 State runners-up 2012 • Girls
Basketball - Virginia A D2 State Champions (2008–2009, 2009–2010, 2011–2012); Bull Run District runners-up and Region B champions 2007–2008, 2011–12 season. •
Cross Country - Girls State Champions (2008, 2009, 2010, 2011), Girls State Runner-Up (2007, 2005), third (2006), Boys District and Region champs and 4th in state in 2010, sixth in State (2007), Boys District and State Champions (2011) •
American football - Bull Run District Champions 2006 •
Golf - Bull Run District Regular Season Champions 2006, 2007 • Field Hockey •
Ice Hockey • Boys
Lacrosse - Dulles District champions, 2008 • Girls
Lacrosse - Dulles District runners-up, 2010 Dulles District Champions 2016, 4A State Runner-ups 2016, 4A State Champions 2017 • Boys
Soccer - Group A runners-up 2005, 2011. Group A State Champions 2000, 2002, 2004, 2009, 2010, 2013. Group 2A State Champions 2014, 2015, 2016, 2018. Group 3 State Champions 2021. The 2015 team- Ranked #1 in Region I and #2 in Nation by NSCAA. 2016- Ranked #10 in Nation by Max Preps. • Girls
Soccer - Group A Champions 2002, 2004, 2008, 2009, 2010, 2011, 2012, 2013. Group 2A State Champions 2014, 2015, 2016, 2017, 2018. •
Softball District champions 2012 • Boys
Swimming - Bull Run District and Region B Champions 2007, 2008, 2009, 2010, 2012. District and State Champions, 2015. • Girls
Swimming - Bull Run District and Region B Champions 2009, 2012. District Champions, 2014. District, Region and State Champions, 2015 • Boys
Tennis - Fourteen-time Group A State Champions: 1986–1991, 2001, 2004–2007, 2010–2012. • Girls
Tennis - Bull Run District and Region B Champions 2006–2008, 2010. •
Track and Field - Girls team third in State in 2007 and 2010, three school records and counting from the class of 2008 runners, girls team second in state (2008). Six individual state championships since 2005. •
Volleyball - Bull Run District Champions 2015, Conference 35 Champions 2016, Bull Run District co-champions and Region 2B Runner-ups 2018, Northwestern District Champions 2019, Northwestern District and Region 3B Champions 2020-2021. •
Wrestling •
FIRST Robotics Competition Team 1418, Vae Victis - Frequent attendee of
FIRST World Championship. Top
FIRST Robotics Competition team in Chesapeake district in 2016. •
Band - Earned "Superior" scores at District X Festival for the past twelve years, the past five of which were earned playing Grade VI music. Also, the music department earned the VBODA "Blue Ribbon Award" for eleven years in a row, 2000–2011. •
Chorus - Consistently earns "Superior" and "Excellent" scores at District X Festival. •
Theater - The George Mason High School Theater annually performs a Fall musical and a Spring play. ==Notable alumni==