ETH San Francisco San Francisco, CA, USA ETHSanFrancisco - World's Biggest Ethereum Hackathon $183,500 in prizes Oct 5 – 7, 2018 375 participants
LA Hacks 2017 Los Angeles, CA, USA Learn it. Build it. $47,300 in prizes Mar 31 – Apr 2, 2017 458 participants
Hacktech Pasadena, CA, USA Caltech's annual hackathon $49,037 in prizes Mar 3 – 5, 2017 261 participants
SD Hacks 2016 San Diego, CA, USA Hack with the Best in San Diego $32,320 in prizes Oct 1 – 2, 2016 261 participants
YHack 2015 New Haven, CT, USA YHack 2015 is the third iteration of Yale's premiere hackathon. For 36 hours, 1500 of the best hackers will converge at Yale University to compete for over $15,000 in prizes. $14,650 in prizes Nov 7 – 8, 2015 420 participants
DubHacks 2015 Seattle, WA, USA DubHacks is the collegiate hackathon in the Pacific Northwest. $150 in prizes Oct 17 – 18, 2015 270 participants
Hack the Planet Mountain View, CA, USA Learn, build, and share out of this world hacks with the most inspiring student hackers in the galaxy. Non-monetary prizes Aug 14 – 16, 2015 310 participants
HopHacks - Spring 2015 Baltimore, MD, USA Join HopHacks for 36 hours of coding, hardware hacking, free food and swag! $1,965 in prizes Feb 6 – 8, 2015 125 participants
SB Hacks Santa Barbara, CA, USA SB Hacks is an event in which hundreds of talented programmers compete for 36 hours to make amazing projects. The projects are then judged by tech professionals from the industry and from academia. $17,200 in prizes Jan 30 – Feb 1, 2015 162 participants
HackCC Santa Monica, California, USA HackCC has taken over Cross Campus in sunny Santa Monica to host the most exciting event of the year for Computer Science, and Engineering students in community colleges all across California! Non-monetary prizes Nov 9, 2014 58 participants