Specialties
Tri Delta Transit is a public transportation agency in Eastern Contra Costa County, California. We serve the cities of Antioch, Pittsburg, Brentwood, Byron, Oakley, Bay Point, Discovery Bay and Concord. We operate local bus routes Monday-Friday (including express route 300), local bus routes on weekends & holidays, door-to-door bus service for senior citizens and people with disabilities, and shuttle services for community events. Every day we help East Contra Costa residents get to BART, work, school, the doctor, the library, parks, the movies, shopping centers, the grocery store, recreation activities, or just across town to visit family & friends. Tri Delta Transit provides nearly 10,000 rides per day on our fixed-route bus service and over 300 rides per day on Dial-a-Ride, our door-to-door paratransit bus service.