According to Prince William County Circuit Court records, the Garbers and Manderfields donated approximately 20 acres of land for the original school near Neabsco Creek that had once been part of “Round Top Farm”, just off of U.S. Highway #1.

Since the creation of its predecessor, Occoquan District High School in 1927, Gar-Field's mascot was originally the Indians.

Students can take part in full IB Programs at Gar-Field High School to earn a diploma or certificate.

[8][9] Gar-Field High School also offers CTE programs in Culinary Arts, Law and Public Safety, and plumbing.

[11] The school offers Cheer, Cross Country, Field Hockey, Football, golf, basketball, gymnastics, indoor and outdoor track, swimming and diving, baseball, crew, lacrosse, soccer, softball, and tennis.