Some came for the food, others for the rides and exhibits.
Many people were able to have fun while also feeling safe with new enhanced walk-through metal detectors.
Something that was extremely important on this night with hundreds of Fresno County students there was the 4.0 and Above Program.
It's a competition Washington Union High School senior Cesar Contreras won, taking home a 2020 Toyota Corolla for having a perfect GPA.
He was left almost speechless.
"I'm still shaking right now. I'm in shock, it's crazy, crazy. I didn't think this was going to happen," he said.