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
HackUMass III Amherst, MA, USA HackUMass is the largest hackathon in the Pioneer Valley, attracting over 500 hackers from all over the country to one arena. $24,872 in prizes Oct 23 – 25, 2015
DCHacks Tysons, VA, USA Washington, D.C.'s Premier High School Hackathon $3,385 in prizes Aug 1 – 2, 2015
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
