About Sonoma County, California

Sonoma County
Image courtesy of Wikipedia

Sonoma County is a large, urban-rural county located in the U.S. state of California. As of the 2024 United States Census, its estimated population was 490,855. Its seat of government and largest city is Santa Rosa. The county encompasses 1,575 square miles and is part of the San Francisco Bay Area, in Northern California’s celebrated wine country, some 30 miles/50 km north of San Francisco. Sonoma County is known for its scenic vistas, fertile agricultural lands, impressive redwood forests, a sizeable meandering river, and fifty miles of rocky coastline. It is also known as one of the most diverse wine-growing regions in the world, with over 425 wineries. Despite being an expensive place to live, home ownership rates are higher in Sonoma County than in California as a whole, with 62.4% of homes owner-occupied. The county has a significant Hispanic population, and there are significant ethnic disparities in homeownership rates. Before the European settlement, what is today Sonoma County was inhabited by the Pomo, Miwok, and Kashaya Indians.

Learn more about Sonoma County, CA below.

1. Sonoma County is a major wine region and is the largest producer of wine in California’s Wine Country region, which also includes Napa, Mendocino, and Lake counties. It has more than 350 wineries and thirteen approved American Viticultural Areas.
2. Sonoma County has more acres of vineyards than Napa County.
3. It is the northernmost county in the nine-county San Francisco Bay Area region.
4. Sonoma County has 76 miles of coastline along the Pacific Ocean and has major coastal hydrographic features such as Bodega Bay.
5. The Bear Flag Revolt, which was a significant event in California’s history, began in Sonoma County in 1846.
6. Sonoma County is home to the world’s largest collection of “Star Wars” memorabilia.
7. The county was the capital of the Independent Republic of California for 25 days in 1846.