a16z Battle of the Hacks 4.0 Menlo Park, CA, USA Join organizers from the top college hackathons! $28,000 in prizes Jun 24 – 25, 2017 51 participants
The Big Hack San Francisco, CA, USA A social good hackathon between the top students at Cal and Stanford. $6,600 in prizes Apr 9, 2016 35 participants
TreeHacks Winter 2015 Stanford, CA, USA 500 incredible students from across the country. Stanford University's inaugural hackathon. $68,590 in prizes Feb 20 – 22, 2015 287 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 473 participants
PennApps X Philadelphia, PA, USA The premier college hackathon $16,450 in prizes Sep 12 – 14, 2014 563 participants
YC Hacks Mountain View, California, USA Make something people want. $12,710 in prizes Aug 2 – 3, 2014 523 participants
LA Hacks - Spring 2014 Los Angeles, CA, USA The Hackathon of the West Coast. 36 Hours. April 11-13 in Pauley Pavilion at UCLA. $30,300 in prizes Apr 11 – 13, 2014 515 participants
NYC Schools Gap App Challenge Online The NYC Department of Education challenged software developers to submit apps and games that enhance math teaching and learning, and engagement for our middle schools. $104,000 in prizes Winners announced 704 participants
App-lifying USGS Earth Science Data Online App-ly Yourself to Tackle Today's Scientific Challenges Non-monetary prizes Winners announced 92 participants