PennApps XII Philadelphia, PA, USA Let's Make History Together $63,650 in prizes Sep 4 – 6, 2015 903 participants
HackPSU: Penn State's Learning Hackathon Centre County, PA, USA Learn something cool. $20,810 in prizes Mar 28 – 29, 2015 159 participants
hackNY Spring 2015 Hackathon New York, NY, USA hackNY aims to federate the next generation of hackers for the New York innovation community. $3,698 in prizes Mar 7 – 8, 2015 165 participants
PennApps Winter 2015 Philadelphia, PA, USA The nation's chillest college hackathon. January 16-18, 2015 at the University of Pennsylvania. $46,060 in prizes Jan 16 – 18, 2015 595 participants
