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  • Alameda County Fairgrounds 4501 Pleasanton Avenue Pleasanton, CA, 94566 United States (map)

Colossus Con and Colossus Pop Expo & Comic Con are the ultimate pop culture convention events. Catering to the fans to enjoy the comforts of fandom without the corporate hustle and bustle.


Pop culture and comic conventions at their finest that bring all the amazing fun to all. We at Colossus cater to the fans who attend. Every show will be an amazing lasting experience for family, and friends. Colossus Con is filled with film actors, television, comic book, science fiction, fantasy, anime, music, video games, and much much more. A family friendly environment, and the perfect place to enjoy everything from Cosplay to game tournaments.

Earlier Event: March 18
Iron Horse Steampunk Carnivale
Later Event: May 11