East Bay Hackers' Winter Hackathon San Francisco, CA, USA Our Second Hackathon for anybody interested in coding or technology! $10,438 in prizes Dec 6, 2025 84 participants
HackHub Online From Caffeine to Code—Let’s Build Something Bold! Non-monetary prizes Winners announced 573 participants
East Bay Hackathon San Francisco, CA, USA High school hackathon for devs of all experience levels Non-monetary prizes Jun 6, 2025 44 participants
Galaxy One: A 2024 Hackathon Online Build and Sell Your very own Game to Win Internships while Joining Us for 1 WEEK of Full-Time Gaming. $103,975 in prizes Winners announced 367 participants
Phoenix Hacks Cupertino, CA, USA Free Hackathon for High Schoolers in the Bay Area $10,725 in prizes May 25, 2024 60 participants
Hacktech by Caltech 2024 Online Innovating for Social Good. $29,280 in prizes Winners announced 270 participants
Hack Cupertino 2024 Cupertino, CA, USA A high-school hackathon organized by the Cupertino YAB and Cupertino's Recreation Department to give teens a chance to destress, be creative, and become civically engaged. $310 in prizes Apr 13 – 14, 2024 85 participants
EducateHacks 2024 Online A public good hackathon focused on education technologies $10,034 in prizes Winners announced 1106 participants
HappyHacks IV Online We aim to give aspiring coders the opportunity to develop and present their skills while providing learning opportunities necessary for them to succeed and thrive. $300 in prizes Winners announced 212 participants
NorCal Hacks 23: Largest High School Hackathon in Northern California Online A student-run hackathon open to all high school and middle school students around the world! $18,345 in prizes Winners announced 99 participants
ChargerHacks 2023 Online A hackathon by high schoolers for high schoolers and college students $5,125 in prizes Winners announced 151 participants
Hack4Earth Online Pave the path to a greener world — innovate, collaborate, and solve. Note: Please ignore the current prize amount; we will be providing prizes worth $230,000+ in total! $31,485 in prizes Winners announced 530 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
STEMist Hacks II Online A competition hosted by STEMist Education that aims to increase access to computer science and technology. $235,568 in prizes Winners announced 624 participants
LEC Hacks 2.0 Online LEC Hacks is an entry level hackathon open to all high school students. $1,000 in prizes Winners announced 22 participants
StemWarriorHacks (Winter) Online Open your eyes to the depths, diversity, and power of computer science! $120,247 in prizes Winners announced 527 participants
Presto Hacks Online Embrace the intersection of technology and music at our beginner-friendly hackathon! $960 in prizes Winners announced 172 participants
NextStep Hacks 2021 Online Get ready to "Hack 2 Success" for the second ever NextStep Hacks! The world's largest virtual middle and high-school hackathon. $221,850 in prizes Winners announced 196 participants
AtlasHacks II Online AtlasHacks II is a 3-day virtual hackathon that aims to foster the creativity within hackers all around the world. Learn more at atlashacks.tech! $25,300 in prizes Winners announced 308 participants