Milpitas is a city in Santa Clara County, California. It is located with San Jose to its south and Fremont to its north, at the eastern end of State Route 237 and generally between Interstates 680 and 880 which run roughly north/south through the city. With Alameda County bordering directly on the north, Milpitas sits in the extreme northeast section of the South Bay, bordering the East Bay and Fremont. Milpitas is also located within the Silicon Valley. The corporate headquarters of Maxtor, LSI Logic, Solectron, Adaptec, Intersil, Cisco Systems, JDSU and SanDisk sit within the industrial zones of Milpitas.