Diablo Valley Card Show

Diablo Valley Card Show takes place at Concord Plaza Hotel in Concord, California on Sunday, April 12, 2026. Doors open at 10:00 AM and the show runs until 4:00 PM. Browse vendor tables featuring sports cards.

What to Expect

This card show in Concord, California brings together dealers and collectors with vendor tables to browse. Expect to find sports cards. Doors open on Sunday, April 12 at 10:00 AM. No registration is required — just show up. The event is held at Concord Plaza Hotel. We recommend arriving 15–20 minutes early, especially if this is your first time visiting.