The average train between Millbrae and Castro Valley takes 1h 26m and the fastest train takes 1h 16m. The train runs at least 2 times per hour from Millbrae to Castro Valley. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run every 30 minutes between Millbrae and Castro Valley. The earliest departure is at 5:02 AM in the morning, and the last departure from Millbrae is at 8:51 PM which arrives into Castro Valley at 10:22 PM. All services require a transfer, and take on average 1h 26m. The schedules shown below are for the next available departures.

1h 16m • 1 change

1h 16m • 1 change

1h 16m • 1 change

1h 25m • 1 change
Want to know about travelling from Millbrae to Castro Valley? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct train from Millbrae to Castro Valley. However, there are services departing from Millbrae station and arriving at Castro Valley station via Glen Park. The journey, including transfers, takes approximately 1h 26m.
Millbrae to Castro Valley train services, operated by BART, depart from Millbrae station.
Millbrae to Castro Valley train services, operated by BART, arrive at Castro Valley station.
The distance between Millbrae and Castro Valley is 28.5 km. The road distance is 63 km.
You can take a subway from Millbrae to Castro Valley via Glen Park in around 1h 22m.