Boo Halloween

 
Insomniac Events‘ two night Halloween event returns to the WaMu Theater on Friday, October 30th and Saturday, October 31st, 2026! Two-day passes are on sale for a limited time beginning Thursday, May 28th at 12pm PST, 11am presale (sign up for presale tickets & announcements here). Phase 1 artists announced include Griz and Subtonics.

BOO Seattle Haunted Mansion returns to the WaMu Theater this Halloween Weekend! Step inside the haunted mansion, where shadowed halls echo with haunting beats and spectral energy pulls you deeper into the night. Lose yourself in an unforgettable descent into an otherworldly realm where music possesses you and every corner holds a new thrill. The Shadows Await!

Griz and Subtronics step forward as the first names to open the gates of the haunted mansion… -Insomniac Events

Links & More Information:
Purchase tickets (Two-day passes on sale 5/28/2026 at 12pm PST (11am presale), single day tickets on sale at a later date if still available)
Sign up for updates
Seattle.Boo-Halloween.com

18+

WaMu Theater
800 Occidental Ave South
Seattle, WA 98134

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Past Boo! Halloween lineups:

 
Stay up to date on upcoming EDM events in the Seattle area by following the EmeraldCityEDM Event Calendar, and enter to win free tickets to local EDM shows on the EmeraldCityEDM Contests & Giveaways page.