This year's Sonoma County Fair theme is "Hot Dogs & Cool Cats". The 2025 Sonoma County Fair opens Friday, August 1 and runs through Sunday, August 10 at the Sonoma County Fairgrounds in Santa Rosa.
Fairs, Festivals & Parades in Marin
Celebrate and have a blast at one of the many seasonal fair, festivals, and parades in Marin County and the San Francisco Bay Area.
Featured Fair & Festival Articles
August 5, 2025
The Gravenstein Apple Fair returns to Ragle Ranch Regional Park in Sebastopol on August 9 and 10. Enjoy live music, all things Gravenstein, local food, arts and crafts, activities for kids, farm demonstrations, craft cider, and lots more.
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Upcoming Fairs & Festivals
Wednesday, September 17
Saturday, September 20
Petaluma Adobe State Historic Park, Petaluma
12:00 pm
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