JacHacks SF San Francisco, CA, USA Build the future of AI with the Jac, the world's first agentic programming language. $8,900 in prizes Jul 26, 2026 193 participants
Milpitas Hacks 3 Milpitas, CA, USA Milpitas High School's 3rd annual hackathon, centered around doing good for the community. $4,800 in prizes Jun 13, 2026 223 participants
VikingHacks 2026 Fremont, CA, USA Viking Hacks is Irvington High School's very own annual hackathon, bringing students from around the bay to build innovative projects and present their work to the community. Non-monetary prizes Mar 28, 2026 120 participants
Sierra Hacks Manteca, CA, USA A 12-hour coding marathon where innovation meets collaboration! $21,930 in prizes Nov 15, 2025 80 participants
LG Hacks 2.0 San Jose, CA, USA The second annual LG Hacks event at Leigh High School! $1,000 in prizes Oct 25, 2025 125 participants
MakerHacks II San Francisco, CA, USA Design, Create, and Iterate in the largest High School Hardware Hackathon. Non-monetary prizes Oct 18 – 19, 2025 68 participants
UHS Hacks San Francisco, CA, USA Join us for a day of coding, learning, and innovation at our school's premier hackathon event! Non-monetary prizes Sep 20, 2025 44 participants
CogniHacks (In Person Only Event) - Full Pleasanton, CA, USA Bringing Brain Computer Interface (BCI) Applications from clinical settings to commercial applications with AI. Must sign up at cognihacks.com/join to be a confirmed participant! $2,092 in prizes Aug 30, 2025 159 participants