Just minutes after lunch ended and fifth period began on March 22, 2001, an 18-year-old former student, Jason Hoffman, arrived on campus with a 12-gauge shotgun (with size 7 or 8 birdshot) and a .22 pistol, opening fire outside the attendance office which also houses the principal and vice principals' offices.

[2] Five people were injured by shrapnel or suffered severe symptoms from the traumatic experience, but few victims incurred bullet wounds.

[6] In January 2009 the long time eagle statue, "Ernie", was ripped off of its base by vandals and destroyed.

[citation needed] On December 10, 2022, the Granite Hills Eagles beat San Ramon Valley of Danville for the California State 2-A football title at Saddleback College, scoring in overtime and then holding on.

On November 18, 2023, the Eagles won the San Diego Section Open Division football championship, defeating the favored Lincoln Hornets 27-26.

Eleven years earlier, the Knights had knocked the Eagles out of the playoffs in the semifinal round.