PennApps XIII Philadelphia, PA, USA Learn, Build, Hack $52,000 in prizes Jan 22 – 24, 2016 608 participants
PennApps XII Philadelphia, PA, USA Let's Make History Together $63,650 in prizes Sep 4 – 6, 2015 909 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
Cal Hacks Berkeley, CA, USA Cal Hacks is the first major collegiate hackathon in the Bay Area. Non-monetary prizes Oct 3 – 5, 2014 477 participants