Cambrian is a neighborhood in San Jose, California with a population of 90,254. Cambrian is in Santa Clara County and is one of the best places to live in California. Living in Cambrian offers residents a dense suburban feel and most residents own their homes. In Cambrian there are a lot of restaurants, coffee shops, and parks. Many families and young professionals live in Cambrian and residents tend to be liberal. The public schools in Cambrian are highly rated.