Y Combinator November 2019 Hackathon Mountain View, CA, USA Hacking on new projects at YC Non-monetary prizes Nov 22 – 23, 2019 148 participants
Y Combinator April 2019 Hackathon Mountain View, CA, USA Hacking on new projects at YC Non-monetary prizes Apr 12 – 13, 2019 169 participants
SB Hacks III Isla Vista, CA, USA Project Submission $5,000 in prizes Jan 21 – 22, 2017 134 participants
MenloHacks Atherton, CA, USA 200 Hackers. All in high school. Come join us on April 16-17 for Menlo School's first hackathon. $1,699 in prizes Apr 16 – 17, 2016 53 participants
Samsung Makers Against Drought Challenge Online Makers Against Drought $210,500 in prizes Winners announced 547 participants
HackingEDU San Mateo, CA, USA Invent the Future $100,800 in prizes Oct 22 – 25, 2015 613 participants
TechCrunch Disrupt SF 2015 San Francisco, CA, USA Calling hackers, developers and designers— strut your stuff and win tickets to Disrupt SF $88,400 in prizes Sep 19 – 20, 2015 577 participants
The Kandy Throw Down Online Put your app in beast mode. Give it Kandy – reliable real-time communications SDKs for every scenario and every developer. $29,000 in prizes Winners announced 224 participants
Citrix App Challenge Online Create Citrix integrated apps for the mobile workforce. $55,000 in prizes Winners announced 232 participants
HSHacks II San Jose, California, USA The Original High School Hackathon is Back. $38,050 in prizes Feb 7 – 8, 2015 372 participants
Hacking Generation Y Redwood City, CA, USA Today's youth's hacking tomorrow's future. $74,700 in prizes Jan 24 – 31, 2015 228 participants