Sonoma County, County in Northern California, United States.
The territory stretches across 4,579 square kilometers of diverse landscapes, from Pacific coastal areas to inland valleys north of San Francisco Bay.
The county formed in 1850 as one of California's original counties, with Santa Rosa becoming the administrative center by 1854.
The region maintains 350 wineries within nineteen designated viticultural areas, producing wines from numerous grape varieties throughout the year.
Public transportation connects all nine incorporated cities, including Santa Rosa, Petaluma, and Healdsburg, through an integrated bus network.
The area contains multiple geothermal power plants that harness natural steam resources to generate electricity for local communities.
Location: California
Inception: 1850
Capital city: Santa Rosa
Shares border with: Mendocino County, Lake County, Napa County, Solano County, Marin County
Website: https://sonomacounty.ca.gov
GPS coordinates: 38.51000,-122.93000
Latest update: May 26, 2025 19:15
Bohemian Grove
7.9 km
The French Laundry
50.7 km
Fort Ross
27.3 km
Sonoma Raceway
56.8 km
Bodega Bay
27.1 km
Jack London State Historic Park
37.6 km
Armstrong Redwoods State Natural Reserve
7.6 km
Goat Rock Beach
18.6 km
Salt Point State Park
35.2 km
East Bay Walls
34 km
Petrified Forest
25.9 km
Charles M. Schulz Museum and Research Center
17.9 km
Culinary Institute of America at Greystone
38.9 km
Buena Vista Winery
50.1 km
Olompali State Historic Park
50.4 km
Safari West
21.1 km
Wolf House
38.1 km
Sonoma Developmental Center
40.2 km
Sugarloaf Ridge State Park
38.3 km
McDonald Mansion
20.8 km
Cobb Mountain
37 km
Robert Louis Stevenson State Park
32.6 km
Bothe-Napa Valley State Park
36.3 km
Sonoma Coast State Park
20.1 km
Greater Farallones National Marine Sanctuary
31.6 km
San Pablo Bay National Wildlife Refuge
61.8 km
Sonoma Mountain
37.3 km
Schramsberg Vineyards
34.3 kmReviews
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