Festival

Boo! Seattle

4 editions on EDMDb

Boo! Seattle 2025

Every edition

Boo! Seattle 2025
Oct 30 – Nov 1, 2025Seattle, Seattle, United States
Boo! Seattle 2024
Oct 24, 2024Seattle, Seattle, United States
Boo! Seattle 2023
Oct 26 – Oct 27, 2023Seattle, Seattle, United States28 artists
Boo! Seattle 2022
Oct 27 – Oct 28, 2022Seattle, Seattle, United States24 artists

Headliners

About Boo! Seattle

BOO! Seattle is the Pacific Northwest’s premier Halloween electronic music festival, delivering a spine-tingling blend of bass, beats, and immersive horror-themed production. Hosted by Insomniac Events, BOO! transforms Seattle’s WAMU Theater into a haunted rave haven each October, combining world-class electronic music with creepy visuals, costumed performers, and a fully immersive spooky atmosphere. Featuring a diverse lineup spanning dubstep, house, trap, and bass music, BOO! Seattle has welcomed top-tier artists like Zomboy, SLANDER, Rezz, RL Grime, Subtronics, NGHTMRE, and Valentino Khan, turning Halloween weekend into an epic two-night celebration of sound and scares. Whether you arrive as a ghoul, goblin, or glitter-covered rave monster, BOO! Seattle offers a safe and thrilling environment to dance, connect, and experience the magic of Halloween through the pulse of the underground. Dress up. Turn up. Get haunted at BOO! Seattle.

Official website