LaunchHacks I Fremont, CA, USA A bay area entrepreneurship high school hackathon Non-monetary prizes Apr 27 – 28, 2019 58 participants
LingHacks II Fremont, CA, USA v2.0 of the world's first high school computational linguistics hackathon. $30,650 in prizes Mar 30 – 31, 2019 80 participants
Los Altos Hacks IV Sunnyvale, CA, USA Los Altos's fourth annual high school hackathon $2,179 in prizes Mar 23 – 24, 2019 222 participants
Expo Hacks Dublin, CA, USA Expo Hacks is a high school hackathon—a 12-hour programming event where students work in teams to make various software projects within the categories of art, social change, and environment. $9,530 in prizes May 19, 2018 52 participants
HSHacks III Fremont, CA, USA 1000-student, 24-hour high school hackathon in the Bay Area $36,691 in prizes Mar 25 – 26, 2017 275 participants