Family-friendly Contra Costa Con & Tri-Valley Con

Contra Costa Con and Tri-Valley Con  are THE Comics, LEGO, Toy and Collectibles Shows
for the entire family in the San Francisco Bay Area!

Legendary characters from movies, TV, books and comics join the fun along with a family-friendly costume contest and an eclectic variety of vendors selling today’s hottest items along with collectibles.
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Contra Costa Con 2 is coming to Concord on Sept. 20, 2020
​Tri-Valley Con debuts in Dublin on Nov. 1, 2020

The inaugural Contra Costa Con on Nov. 10, 2019 proved to be an outstanding family-friendly festival. We’re very pleased to announce we’ll be back this fall with a bigger and even more exciting indoor show on Sunday, Sept. 20, 2020 at the Hilton Concord.

Our first Tri-Valley Con will be on Sunday, Nov. 1, 2020 at the Shannon Center in Dublin. 

Bay Area Festivals’ event experience and award-winning marketing expertise combines with toy and collectibles industry veteran Mike Mundy of American Brick Builders to produce Contra Costa Con.

We’ll have more announcements here shortly, so stay tuned for exciting details on Contra Costa Con 2 and

Tri-Valley Con.. 
For each ticket purchased online in advance you receive a $2 Shopping Buck that can be used for your 1st purchase at the festival.

Kids Under 10 are FREE!
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