The average bus between Portland and Marin County takes 23h 59m and the fastest bus takes 18h 43m. The bus service runs several times per day from Portland to Marin County. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run twice daily between Portland and Marin County. The earliest departure is at 1:50 AM at night, and the last departure from Portland is at 8:00 PM which arrives into Marin County at 2:43 PM. All services require a transfer at Sacramento Bus Station and take an average of 23h 59m. The schedules shown below are for the next available departures.
Arrives next day




29h 10m • 4 changes
Arrives next day




18h 45m • 4 changes
Arrives next day




29h 10m • 4 changes
Arrives next day




18h 45m • 4 changes
Arrives next day




29h 10m • 4 changes
Arrives next day




18h 45m • 4 changes
Want to know about travelling from Portland to Marin County? 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 bus from Portland to Marin County. However, there are services departing from Portland station and arriving at Marin County station via Sacramento Bus Station station. The journey, including transfers, takes approximately 23h 59m.
Portland to Marin County bus services, operated by Flixbus USA, depart from Portland Curbside Bus Stop station.
Portland to Marin County bus services, operated by Flixbus USA, arrive at Vallejo Transit Center station.
The distance between Portland and Marin County is 832 km. The road distance is 1,095 km.
You can take a bus from Portland Curbside Bus Stop to Sir Francis Drake Blvd & Glen Dr via Sacramento Bus Station, Vallejo Transit Center, El Cerrito del Norte BART Station, and San Rafael Transit Center-Platform C in around 18h 16m.