Marin County is known for its natural beauty, liberal politics, and affluence.

San Francisco is an iconic city on the West Coast of the United States.

Sonoma County features rolling hills and breathtaking views, with over 400 wineries spread throughout the region.

Napa County, California is famous for its world-class vineyards and wineries nestled among rolling hills.

Contra Costa County is an affluent county with a diverse population residing in various urban, suburban, and rural settings.

Solano County is situated in the San Francisco Bay Area and is considered a commuter region for the city of San Francisco itself.

San Mateo County, located on the San Francisco Peninsula, offers beautiful views of the Pacific Ocean and varied landscapes from coastal terraces to mountain ranges.

Alameda County is a populous county located in the state of California in the United States.

Santa Clara County, known as Silicon Valley, is famously recognized as the global center for high technology and innovation.