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Home | Summer County Fairs in Marin and the San Francisco Bay Area

Summer County Fairs in Marin and the San Francisco Bay Area

Marin County FairPhoto: Marin County Fair

Summer is almost here, and so are the San Francisco Bay Area's county fairs, which take place almost every week from June through August. In addition to our own fantastic Marin County Fair, which happens in San Rafael from June 30 through July 4, fairs take place in just about every county in the Bay Area. Your family can get its fill of fun all summer long with carnival rides, farm animals, concerts, competitions, games, performances, and much, much more! Each fair has its own unique offerings and fun activities for everyone.

Here's our guide to summer fairs and festivals in Marin County and the San Francisco Bay Area. We included the California State Fair in Sacramento, too. Fairs are listed in chronological order.

Contra Costa County Fair

May 18–21
Contra Costa County Fairgrounds, 1201 West 10th Street, Antioch 94509

The 2017 Contra Costa County Fair features an Extreme Sports Zone, Ag Venture Land, Midway of Fun Carnival live entertainment, animal shows, and more at

San Mateo County Fair

June 10–18
San Mateo Event Center, 1346 Saratoga Drive, San Mateo 94403

San Mateo County's annual fair includes concerts by War, Tower of Power, and Smash Mouth, as well as free fair entertainment like STEM activities from the Super Science Company, Captain Jack Spareribs, SF Street Circus, the Great American Petting Zoo, Balloonacy, and more. Of course there will be carnival rides, farm animals, and exhibits of all types, too.

Alameda County Fair

June 16–July 9
Alameda County Fairgrounds, 4501 Pleasanton Avenue, Pleasanton 94566
The Alameda County Fair in Pleasanton offers an amazing lineup of concerts featuring headliners like Sugar Ray, Tower of Power, Asia, Clint Black, Plain White T's, and more. There will also be a carnival midway with rides and games, a 4th-of-July Fireworks Spectacular, farm animals, a rodeo, monster trucks, motocross, a demolition derby, and countless entertainers.

Sonoma-Marin Fair

June 21–25
Sonoma-Marin Fairgrounds, 175 Fairgrounds Drive, Petaluma 94952

The Sonoma-Marin Fair in Petaluma is famous for its renowned World's Ugliest Dog Contest, and features carnival rides, fair exhibits, crafts at Clo's Kids' Corner, and an Ag-Venture land where you can milk a cow, saddle a horse, ride a tractor, and more. Enjoy performances by strolling entertainers and free headliner concerts with Tower of Power, Loverboy, and John Michael Montgomery.

Marin County Fair

June 30–July 4
Marin County Fairgrounds, 10 Avenue of the Flags, San Rafael 94903

Marin's own fantastic fair never fails to thrill and entertain, with free carnival rides, farm animals, exhibits, and even the Imperial Stormtroopers of the 501st Legion. Stick around for free concerts with Ann Wilson of Heart, Willie K, the 5th Dimension, UB40, and the Sons of Champlin, as well as a nightly fireworks show. Read all about it here. This year's 75th anniversary theme is "What a Ride."

Napa County Fair and Fireworks

July 4, noon–11 pm
Napa County Fairgrounds, 1435 North Oak Street, Calistoga 94515
Napa's county fair in Calistoga is a single-day affair that culminates in a spectacular 4th-of-July fireworks show. All carnival rides, events, entertainment, and exhibits are free with fair admission.

California State Fair

July 14–30
California Expo, Cal Expo, 1600 Exposition Boulevard, Sacramento 95815

The California State Fair takes place over 17 days this summer, and includes competitions, headliner concerts, animals, exhibits from each of California's 58 counties, a three-acre farm, the family-friendly Dream Big play space, and of course the biggest carnival in Northern California!

Solano County Fair

August 2–6
Solano County Fairgrounds, 900 Fairgrounds Drive, Vallejo 94589

The Solano County Fair's 2016 theme is "Play it Again, Solano." Fairgoers will enjoy free concerts, animal exhibits, carnival rides, and more. Kids Day, with free admission for children 12 and under, is on Thursday, August 3.

Sonoma County Fair

August 3–13
Sonoma Country Fairgrounds, 1350 Bennett Valley Road, Santa Rosa 95404

The Sonoma County Fair in Santa Rosa is big, exciting, and a lot of fun! See plenty of farm animals, concerts, a destruction derby, horse racing, fair exhibits, a flower show, and more. Of course there's a carnival with over 50 rides for kids, families, and thrill-seekers. Thursdays are Kids' Days: children 12 and under receive free general admission all day!

Today's Events

Saturday, March 24, 2018
Marin Humane
(All day)
Little Farm
8:30 am
Cal Star Gymnastics
9:00 am
Marin Country Mart Farmers Market
9:00 am
Five Little Monkeys Warehouse
9:00 am