Sierra Hacks 2026 Manteca, CA, USA A 12-hour coding marathon where innovation meets collaboration! $11,270 in prizes Oct 24, 2026 102 participants
Hyphen-Hacks San Francisco, CA, USA Hyphen-Hacks is LWHS's annual hackathon for high school students, where participants collaborate to build impressive software and hardware solutions to important problems Non-monetary prizes Oct 10, 2026 91 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
Synthesis Hacks Sunnyvale, CA, USA A hackathon for bay area highschoolers at Google's campus! $398 in prizes May 23, 2026 92 participants
Los Altos Hacks IX Sunnyvale, CA, USA The world's largest high school hackathon Non-monetary prizes Apr 5 – 6, 2025 293 participants