Blu's Hacks 2026 San Jose, CA, USA Branham High's seventh annual hackathon: By students, for students Non-monetary prizes Mar 29, 2026 51 participants
VikingHacks 2026 Fremont, CA, USA Viking Hacks is Irvington High School's very own annual hackathon, bringing students from around the bay to build innovative projects and present their work to the community. Non-monetary prizes Mar 28, 2026 122 participants
BISV Hacks 2026 San Jose, CA, USA Let's build a better world, one hack at a time. $800 in prizes Mar 8, 2026 138 participants
Sierra Hacks Manteca, CA, USA A 12-hour coding marathon where innovation meets collaboration! $21,930 in prizes Nov 15, 2025 81 participants
MountainHacks 2025 Mountain House, CA, USA Hack the Heights - A 12-hour hackathon for high-school students of all experience levels, taking place on November 8th at MHHS! $12,460 in prizes Nov 8, 2025 188 participants
Tech Innovation For Good Online Use the Power of Tech and AI to Create Real Social Impact Non-monetary prizes Winners announced 790 participants
Idea Forge 2025 - A WAForge Hackathon San Francisco, California, USA Bay Area’s premier software hackathon — where code meets creativity and ideas turn into impact. Non-monetary prizes Sep 13, 2025 12 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
NeuraViaHacks Online Capture Medical Data to Construct Interactive Software for large prizes. $1,025 in prizes Winners announced 608 participants
ReverieHacks Online A hackathon built by students, for students—empowering creative minds to bring their dream projects to life across six unique tracks. $600 in prizes Winners announced 396 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
AWS Lambda Hackathon Online Build solutions that scale: power your ideas with AWS Lambda $15,000 in prizes Winners announced 3717 participants
Sierra Hacks 2025 Manteca, CA, USA A 13-hour high school coding marathon where innovation meets collaboration! Non-monetary prizes May 17, 2025 3 participants
MountainHacks 2025 Schweiz A 14-hour hackathon for high-school students of all experience levels, taking place on April 26 at MHHS! Non-monetary prizes Apr 26, 2025 40 participants
Los Altos Hacks IX Sunnyvale, CA, USA The world's largest high school hackathon Non-monetary prizes Apr 5 – 6, 2025 293 participants
Hackabyte's 2025 Spring Hackathon Redmond, WA, USA Empowering innovation through inclusive hackathons, offering accessible coding and programming opportunities for everyone to collaborate, create, and grow. $1,000 in prizes Mar 29 – 30, 2025 60 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
LG Hacks San Jose, CA, USA High School Hackathon In Los Gatos $1,200 in prizes Mar 23, 2025 127 participants
Lancerhacks VIII Mountain View, CA, USA LancerHacks VIII is the eigth annual twelve-hour hackathon. This year, LancerHacks will take place in person from 8 AM to 10 PM on a Saturday March 23, 2024. $200 in prizes Mar 22, 2025 25 participants
BISV Hacks San Jose, CA, USA Building a better world, one hack at a time. $300 in prizes Feb 28 – Mar 1, 2025 103 participants
Random Forest Hackathon Pleasanton, CA, USA Data and ML Hackathon For Students $700 in prizes Dec 21, 2024 – Jan 5, 2025 178 participants
Bay Hacks Online Hackathon for Middle and High School Students in the Bay Area $47,000 in prizes Winners announced 199 participants
STEMist Hacks III Online The third edition of a competition hosted by STEMist Education that aims to increase access to computer science and technology. $21,475 in prizes Winners announced 220 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