Orange County Fair Dates 2025. An essential summer event, the orange county fair features all your favorite fair food, thrilling carnival rides, headlining acts at the pacific amphitheater, local entertainment in the hangar, and exciting events like. Oc fair is one of orange county''s most eagerly awaited annual events.
219 days left orange county fair: Costa mesa, ca oc fair & event center 88 fair dr., costa mesa, ca * the largest jewelry & bead faire in socal * $7 may 2025.