Card shows in
San Mateo.

Card shows in San Mateo, California are organized gatherings where dealers, collectors, and vendors buy, sell, and trade sports cards, Pokémon and TCG, memorabilia, and other collectibles. Smaller community shows tend to be casual walk-ups, while larger conventions run multi-day with autograph signings and on-site grading. Each event listed below has dates, hours, venue, table count, and entry-fee details so you can plan ahead.