HackAmerica Online America's Largest Hackathon for High School Students $575 in prizes May 23, 2026 02:00 PM EDT to submit 365 participants
LUMA Hackathon! Online Pitch your idea, for prizes worth $52800! (Cash for winner + subscriptions for all!) $300 in prizes Apr 26, 2026 02:45 AM EDT to submit 268 participants
Los Altos Hacks X Sunnyvale, CA, USA The world's largest high school hackathon. Non-monetary prizes Apr 11 – 12, 2026 279 participants
BISV Hacks 2026 San Jose, CA, USA Let's build a better world, one hack at a time. $800 in prizes Mar 8, 2026 138 participants
AeroHacks 2026 Dublin, CA, USA AeroHacks is a fast-paced, beginner-friendly hackathon where creativity meets technology. AeroHacks is all about learning, experimenting, and having fun with code!! $8,520 in prizes Mar 6, 2026 27 participants
BellHacks 3.0 San Jose, CA, USA Bellarmine College Preparatory's in-person hackathon is back for its run! $800 in prizes Dec 14, 2025 50 participants
East Bay Hackers' Winter Hackathon San Francisco, CA, USA Our Second Hackathon for anybody interested in coding or technology! $10,438 in prizes Dec 6, 2025 84 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
Milpitas Hacks 2.0 Milpitas, CA, USA Hackathon for Middle and High School Students in the Bay Area $800 in prizes May 24, 2025 151 participants
