Grizzly Hacks II Online Create, Compete, and Stand Out. $40,021 in prizes Winners announced 248 participants
UHS Hacks San Francisco, CA, USA Join us for a day of coding, learning, and innovation at our school's premier hackathon event! Non-monetary prizes Sep 20, 2025 44 participants
Hack4Hope Make your Mark in the Fight Against Cancer with the American Cancer Society Cancer Action Network! $2,075 in prizes Aug 9, 2025 111 participants
Los Altos Hacks IX Sunnyvale, CA, USA The world's largest high school hackathon Non-monetary prizes Apr 5 – 6, 2025 293 participants
