Alameda County is a county located in the U.S. state of California. As of the 2020 census, the population was 1,682,353, making it the 7th-most populous county in the state and 21st most populous nationally. The county seat is Oakland. Alameda County is in the San Francisco Bay Area, occupying much of the East Bay region.
Image: Lake Merritt Oakland California panorama
Image: Campanile Mt Tamalpias Sunset original
Image: Hayward water tower, California
Image: Lake Elizabeth in Fremont Central Park
The East Bay is the eastern region of the San Francisco Bay Area and includes cities along the eastern shores of the San Francisco Bay and San Pablo Bay. The region has grown to include inland communities in Alameda and Contra Costa counties. With a population of roughly 2.5 million in 2010, it is the most populous subregion in the Bay Area.
Image: East bay 2015
Image: East Bay aerial twilight
Image: OAKLAND, CA, USA Skyline and Bridge
Image: View of Mount Diablo and CA Highway 24 from Lafayette Heights (cropped)