The 2026 San Diego County Fair, themed 'Once Upon a Fair,' opens June 10 at the Del Mar Fairgrounds and runs through July 5. - Open Wednesdays through Sundays, 11 a.m.
to 10 p.m. (closed Mondays and Tuesdays).
- Tickets: Adults $17–$25; seniors and kids $14–$22; children 5 and under free. - Parking ranges from free (Torrey Pines High School with shuttle) to $60 for preferred on-site spots.
- Over 100 food vendors, 70+ rides and games, and a concert lineup including Demi Lovato, Nelly, Marshmello, and Chicago. The fair also features daily events like swine races, acrobatics, and World Cup viewing at the Paddock Tavern.