DubHacks '26 Seattle, WA, USA The largest collegiate hackathon in the Pacific Northwest! $10,700 in prizes Oct 17 – 18, 2026 781 participants
Seattle Divergent Hackathon Redmond, WA, USA A full-day, in-person Hackathon where students spend the day identifying problems, prototyping solutions, and pitching to experts for a chance to win cash prizes. $600 in prizes Mar 21, 2026 41 participants
Sustain-a-thon Online Create an app, device, or game to spread awareness about climate issues! $300 in prizes Winners announced 138 participants
AETHRA GLOBAL HACKATHON 2025 Online Build technology that actually matters! Non-monetary prizes Winners announced 296 participants
Hoobit International Ideathon Online A global stage to map problems, shape ideas, and drive impact. Non-monetary prizes Winners announced 500 participants
LUMA Pitch Competition 2025: Build. Launch. Win. Online $12K+ in prizes $12,000 in prizes Winners announced 205 participants
Hackabyte's 2025 Spring Hackathon Redmond, WA, USA Empowering innovation through inclusive hackathons, offering accessible coding and programming opportunities for everyone to collaborate, create, and grow. $1,000 in prizes Mar 29 – 30, 2025 59 participants
WAForge Hackathon Redmond, WA, USA Washington based entry-level hackathon for anyone and everyone. Non-monetary prizes Feb 15 – 16, 2025 25 participants
SpaceHack Redmond, WA, USA Create apps or designs to solve a problem! $720 in prizes Sep 7 – 8, 2024 68 participants