Synthesis Hacks Sunnyvale, CA, USA A hackathon for bay area highschoolers at Google's campus! Non-monetary prizes May 23, 2026 12 participants
LG Hacks 2.0 San Jose, CA, USA The second annual LG Hacks event at Leigh High School! $1,000 in prizes Oct 25, 2025 125 participants
Hyphen-Hacks 2025 San Francisco, CA, USA In-person programming competition for Bay Area high-school students $1,500 in prizes Sep 27, 2025 41 participants
CogniHacks (In Person Only Event) - Full Pleasanton, CA, USA Bringing Brain Computer Interface (BCI) Applications from clinical settings to commercial applications with AI. Must sign up at cognihacks.com/join to be a confirmed participant! $2,092 in prizes Aug 30, 2025 159 participants
PeddieHacks 2025 Online A 48-hour virtual hackathon - by students, for students. $950 in prizes Winners announced 233 participants
W3B Pitchfest 2025 Online Solve a social issue with industry leaders. From developers at META, to investment managers at one of US's largest firms, get a chance to win prize money from your home! $200 in prizes Winners announced 101 participants
Sonoma Hacks 4.0 Online Join Sonoma County's first ever high school hackathon! High schoolers from all over can join. This year we will have three different themes centered around AI! Beginners welcome. $810 in prizes Winners announced 82 participants
Code4Hope Hackathon 2025: Round 1 New York, NY, USA Tackle real-world issues in sustainability, health, education, and finance. Collaborate with innovators, compete for prizes, and make an impact at Code4Hope 2025! Non-monetary prizes Jun 27 – 30, 2025 195 participants
Hackboro 2025 Online Create apps, win prizes! Use Web Development, Artificial Intelligence, and other tools to build apps about education, environment, and community! Non-monetary prizes Winners announced 141 participants
Grizzly Hacks Summer 2025 Online Create, Compete, and Stand Out. $100 in prizes Winners announced 15 participants
Hack4Haiti Online Create innovative and effective solutions for problems those in Haiti face. Technical and business tracks are open; winners of Round One will have a chance to compete at Harvard! $100 in prizes Winners announced 109 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
Blu's Hacks 2025 San Jose, CA, USA Branham High's sixth annual hackathon: By students, for students Non-monetary prizes Mar 23, 2025 75 participants