HackAmerica Online America's Largest Hackathon for High School Students $575 in prizes May 23, 2026 02:00 PM EDT to submit 371 participants
Hack Cupertino 2026 Cupertino, CA, USA A high-school hackathon organized by the Cupertino YAB and Cupertino's Recreation Department to give teens a chance to destress, be creative, and become civically engaged. Non-monetary prizes Apr 11 – 12, 2026 109 participants
MVHacks 9.0 Mountain View, California, USA Sign up for MVHacks 9.0, a free, 12-hour hackathon for high schoolers of all skill levels! Learn how to use AI tools from Google mentors, build projects, and compete for prizes! Non-monetary prizes Mar 28, 2026 155 participants
LancerHacks IX Mountain View, CA, USA LancerHacks IX is the ninth annual twelve-hour hackathon. This year, LancerHacks will take place in person from 7:45 AM to 10 PM on a Saturday March 21, 2026. Non-monetary prizes Mar 21, 2026 43 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