🇺🇸Hackathons in Seattle
Seattle is hosting 3 hackathons, with a combined prize pool of $100 across Design, Tech, Web Development.
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Hackathons
3
Avg Prize
$100
Organizers
3
Sunday, November 15, 2026
Past hackathons in Seattle
Recently ended — many run again. Watch Seattle to hear when they return.
Tuesday, November 10, 2026
Monday, November 9, 2026
Wednesday, October 28, 2026
Sunday, October 25, 2026
Saturday, October 17, 2026
Past
DubHacks HACKATHON
In Person
Oct 17 – Oct 18, 2026Bhoomi GirishSeattle, United States
Web Development
Mobile Development
Artificial Intelligence
Past
DubHacks '26
In Person
Oct 17 – Oct 18, 2026University of WashingtonSeattle, United States$9K
Artificial Intelligence
Data Science
Cloud
Past
Agentic Enterprise AI Hackathon with Box + AWS
In Person
Oct 17 – Oct 18, 2026boxSeattle, United States$1K
Artificial Intelligence
Friday, October 2, 2026
Friday, September 18, 2026
Past
Defense Tech Jam Seattle (Sept 18-20) Hackathon
In Person
Sep 18 – Sep 20, 2026Central Florida Tech GroveSeattle, United States
Game Development
Artificial Intelligence
Edtech
Past
Defense Tech Jam Hackathon
In Person
Sep 18 – Sep 20, 2026Jennifer RossSeattle, United States$5K
Artificial Intelligence
Game Development
Edtech