Santa Clara County, officially the County of Santa Clara, is California's 6th most populous county, with a population of 1,936,259, as of the 2020 census. Santa Clara County and neighboring San Benito County together form the U.S. Census Bureau's San Jose-Sunnyvale-Santa Clara, CA Metropolitan Statistical Area, which is part of the larger San Jose-San Francisco-Oakland, CA Combined Statistical Area. Santa Clara is the most populous county in the San Francisco Bay Area and in Northern California.
*Excluding those located within cities, towns, CDPs, or other subdivisions of the county