SanD Hacks 2026 San Diego, CA, USA Innovate. Build. Connect. Non-monetary prizes Feb 1, 2026 90 participants
Triton Hacks 2026 San Diego, CA, USA Innovate. Build. Connect. Non-monetary prizes Jan 16 – 18, 2026 37 participants
SB Hacks XII Isla Vista, CA, USA Make Waves at UCSB's 12th Annual Hackathon Non-monetary prizes Jan 10 – 11, 2026 342 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
LG Hacks San Jose, CA, USA High School Hackathon In Los Gatos $1,200 in prizes Mar 23, 2025 127 participants
MakerHacks San Francisco, CA, USA Design, create, and iterate in the largest high school robotics hackathon. $7,444 in prizes Feb 1 – 2, 2025 58 participants
Los Altos Hacks 8 Sunnyvale, CA, USA The world's largest high school hackathon $4,134 in prizes Apr 6 – 7, 2024 216 participants
PioneerHacks V Sunnyvale, CA, USA Pioneer The Future! $9,920 in prizes Feb 17 – 18, 2024 175 participants
BellHacks 24 San Jose, CA, USA Bellarmine College Preparatory's in-person hackathon is finally back. $4,696 in prizes Feb 2 – 3, 2024 79 participants
Los Altos Hacks VII Sunnyvale, CA, USA The largest hackathon in the world for high schoolers. $42,164 in prizes Apr 8 – 9, 2023 348 participants
