Antioch, California, is a city located in Contra Costa County in the San Francisco Bay Area. It is situated along the banks of the Sacramento River and is known for its diverse community and rich history. Founded in 1848, Antioch has grown from a small settlement into a vibrant city with a population of over 100,000 residents. The city offers various recreational opportunities, including parks, trails, and waterfront activities. Notable attractions include the Antioch Historical Museum and the Black Diamond Mines Regional Preserve, which showcase the area's natural beauty and historical significance. Antioch is also well-connected by highways and public transportation, making it accessible for commuters.