San Jose, California are eight sister cities: San Jose, California San Jose (; Spanish for 'Saint Joseph'; ), officially the City of San José, is an economic, cultural and political center of Silicon Valley, and the largest city in Northern California (both in population and area). With an estimated 2017 population of 1,035,317, it is the third-most populous city in California (after Los Angeles and San Diego) and the tenth-most populous in United States. Located in the center of the Santa Clara Valley, on the southern shore of San Francisco Bay, San Jose covers an area of . San Jose is the county
San Jose, California Adobe Systems, PayPal, Brocade, Samsung, Acer, Hewlett Packard Enterprise, and Western Digital maintain their headquarters in San Jose, in the center of Silicon Valley. Before the arrival of the Spanish, the area around San Jose was inhabited by the Tamien nation of the Ohlone peoples of California. San Jose was founded on November 29, 1777, as the "Pueblo de San José de Guadalupe", the first city founded in the Californias. It then became a part of Mexico in 1821 after the Mexican War of Independence. Following the American Conquest of California during the Mexican–American War, the territory was ceded to