Antioch is a city in Contra Costa County of California. The San Joaquin River flows close to the city. Founded in 1850, it is among the oldest towns of California. Antioch was initially named Smith’s Landing. It is now the 3rd largest city of Contra Costa County. The Contra Loma Regional Park, El Campanil Theatre and Black Diamond Mines Regional Preserve are very popular among visitors. Public transportation in Antioch is taken care by well-run bus and train services. The Oakland International Airport is the major airport, nearest to Antioch (30.0 miles). For business or for leisure, you need to hire Antioch Limo Rentals for travelling around this city.