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Festival
Orange County Fair
- Where
- Costa Mesa · OC Fair & Event Center, 88 Fair Dr
- When
- July 17 – August 16, 2026
- Hours
- Noon - Midnight (weekdays), 11am - Midnight (weekends)
- Booth cost
- $3,375+
- Deadline
- February 28, 2026
- Categories
- Food, Retail, Crafts, Carnival, Entertainment
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About this event
135th annual OC Fair. Month-long event drawing 1.3 million visitors. Vendor opportunities across multiple categories.