Contra Costa County is a county located in the state of California, United States. It is situated in the East Bay region of the San Francisco Bay Area and covers an area of approximately 720 square miles. The county has a population of around 1.15 million people, making it one of the largest counties in the state.

A 550-foot pier provides access to great fishing in the San Joaquin River at Antioch/Oakley Regional Shoreline, located just upstream from Highway 160's Nejedly Bridge in Antioch. Fishing, picnicking and kite flying are all favorite pastimes. Fishing from the pier is allowed 24 hours daily.

Antioch Fishing Pier has attracted a loyal group of regulars who like to fish for the large stripers and larger sturgeon in the area. The Antioch Pier sits just a short distance up the shoreline from the Antioch Marina Pier

Smith's Landing Seafood Grill is locally owned by community stewards who are passionately driven to ensure a special dining experience for the guests while enjoying incredible Delta views. The menu features creative appetizers, savory steaks, inventive pasta dishes.

Contra Loma's 775 acres include an 80-acre reservoir for year-round fishing and when open provides lifeguards for the swim lagoon during summertime swimming. Enjoy these attractions along with year-round hiking, biking, and nature study at this Contra Costa County oasis.

Antioch Water Park is a family-friendly water park located in Antioch, California, which is about an hour east of San Francisco in the San Francisco Bay Area. The park offers a variety of water attractions for all ages, including water slides, a lazy river, a wave pool, and a children's play area.

Petersen Vineyards is a local family-owned winery in Contra Costa County offering unique, high quality wines and port wines.

The Antioch Historical Society’s goal is to preserve, protect, and showcase the history of Antioch. The museum houses the most complete collection of early Antioch artifacts in its myriad of rooms and displays

Contra Loma Regional Park is a 780 acre regional park in Contra Costa County, California. The park is located in the city of Antioch and includes an 80 acre reservoir. It is part of the East Bay Regional Parks system.

Black Diamond was California's largest coal mining district and a major source of commercial sandstone. Today's park is full of trails, nature, and history.