OpenAI Build Week Online Join a global week of building with Codex $100,000 in prizes Winners announced 46689 participants
UC Berkeley AI Hackathon 2026 Berkeley, CA, USA Come join us at the world's largest AI Hackathon hosted by the team behind Cal Hacks! $96,700 in prizes Jun 20 – 21, 2026 1097 participants
LA Hacks 2026 Los Angeles, CA, USA Come find your spark at LA Hacks 2026! $24,494 in prizes Apr 24 – 26, 2026 974 participants
HackaKhan 2024 Mountain View, CA, USA Khan Lab School's 2nd annual hackathon, open to ages 13-18! This year's theme is EdTech. Non-monetary prizes Jun 8, 2024 108 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 174 participants
Viking Hacks Fremont, CA, USA Challenge accepted. Code like a Viking. $1,002 in prizes Feb 3, 2024 70 participants
CruzHacks 2024 Santa Cruz, CA, USA CruzHacks brings together a diverse and inclusive group of students and professionals to develop innovative solutions to solve real-world challenges. $37,721 in prizes Jan 19 – 21, 2024 330 participants
Code for Cause Milpitas, CA, USA The first philanthropic hackathon for high-schoolers. Going down December 9 in Milpitas, CA! $11,800 in prizes Dec 9 – 10, 2023 59 participants
Unite Hack II Oakland, CA, USA Unite Hacks aims to introduce students from ages 14-19 to a wide range of possibilities to create something larger for their community with tech and code $1,100 in prizes Sep 9 – 10, 2023 22 participants
Sparkhub Summer Hackathon Online We are a non-profit organization based in Fremont California, and are hosting our third hackathon. $22,050 in prizes Winners announced 223 participants
HackaKhan Mountain View, CA, USA Khan Lab School's Inaugural Hackathon! Come join us to explore technology's application to education and more. $950 in prizes Jun 10, 2023 60 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 347 participants
PioneerHacks IV Sunnyvale, CA, USA Giving students the opportunity to use their coding skills to create revolutionary projects and applications. $8,480 in prizes Mar 18 – 19, 2023 108 participants
