Hackpoly Pomona, CA, USA Hackpoly is Cal Poly Pomona's event of the year for creativity, ingenuity, and technical talent. $3,075 in prizes Feb 20 – 21, 2015 70 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
Codess Silicon Valley Hackathon Mountain View, CA, USA Codess Silicon Valley | International Women's Hackathon - Worldwide and live at the Grace Hopper Celebration of Women in Computing $2,025 in prizes Oct 11, 2014 31 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