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Routes & Schedules

Find all the information, maps and schedules for our fixed route service.

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Fares & Passes

Exact fare not required on fixed route buses. Farebox on fixed route buses can issue credit tickets for overpayment.

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Apps & Tools for Riding

There’s an app for that! Tri Delta Transit recommends several mobile apps for ease of travel and a great rider experience.

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Exact fare recommended, but not required, on fixed route buses. Farebox on fixed route buses can issue credit tickets for overpayment.
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Tri MyRide is an on-demand, corner-to-corner, shared shuttle service. Take trips that start and end anywhere within the service area. Get started by downloading the app available on Apple and Andriod.
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If you are 65 years of age or older, and unable to ride a fixed route bus, you are eligible for Tri Delta Transit’s Senior (Age 65+) paratransit transportation.
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Eligibility is determined on a case-by-case basis in accordance with the Americans with Disabilities Act (ADA).

Find out what's new at Tri Delta Transit

Scroll here and/or click the ad for important information, announcements, programs, and more!

News

New TDT Network launches Sunday, August 10, 2025 – Major Service Change July 08, 2025

Tri Delta Transit is excited to launch the New TDT Network that was created based on feedback from the public and ridership data as part of the year-long project Revitalize…
Youth Ride Free June + July 2025 May 29, 2025

Tri Delta Transit is excited to announce we’re joining County Connection and WestCAT on the Youth Ride Free Pilot Program for Contra Costa County. Tri Delta Transit is offering fare-free rides on…
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Board Meetings

Aug 27
August 27, 2025

4pm

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Be on the road to a great new career today! Click here for our current available positions.

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ECCTA allows for bid/proposal submission through BidExpress. Vendors must register with BidExpress before participating. Registration for ECCTA solicitations is free.

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Tri Delta Transit CEO Rashidi Barnes and TDT Board member and Mayor of Oakley Shannon Shaw Oakley City Council District 4

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Tri Delta Transit CEO Rashidi Barnes and TDT Board member and Mayor of Oakley Shannon Shaw Oakley City Council District 4

Tri Delta Transit CEO Rashidi Barnes and TDT Board member and Mayor of Oakley Shannon Shaw Oakley City Council District 4 ...

Tri Delta Transit is honored to be a part of Congressman DeSaulnier’s Environmental Resource Fair with our electric battery bus. Such fun meeting our riders -like Ayla here- who travels with mom to the library.

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Tri Delta Transit is honored to be a part of Congressman DeSaulnier’s Environmental Resource Fair with our electric battery bus. Such fun meeting our riders -like Ayla here- who travels with mom to the library.

Tri Delta Transit is honored to be a part of Congressman DeSaulnier’s Environmental Resource Fair with our electric battery bus. Such fun meeting our riders -like Ayla here- who travels with mom to the library. ...

NEW TDT NETWORK INFORMATION

Tri Delta Transit is excited to bring you information regarding our MAJOR SYSTEM CHANGE effective Sunday, August 10th.

Our RIDE REP will provide information on each route to assist you. Most routes will have timetable changes, so we`ll focus on the other exciting changes.

TODAY`S FEATURE: Route 362
This school Loop connects more neighborhoods to the local schools. In service on the weekdays, this route has an AM and a PM trip to get your students to and from school.

Find out more information on revitalizetridelta.com.

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NEW TDT NETWORK INFORMATION Tri Delta Transit is excited to bring you information regarding our MAJOR SYSTEM CHANGE effective Sunday, August 10th. Our RIDE REP will provide information on each route to assist you. Most routes will have timetable changes, so we'll focus on the other exciting changes. TODAY'S FEATURE: Route 362 This school Loop connects more neighborhoods to the local schools. In service on the weekdays, this route has an AM and a PM trip to get your students to and from school. Find out more information on revitalizetridelta.com.

NEW TDT NETWORK INFORMATION

Tri Delta Transit is excited to bring you information regarding our MAJOR SYSTEM CHANGE effective Sunday, August 10th.

Our RIDE REP will provide information on each route to assist you. Most routes will have timetable changes, so we`ll focus on the other exciting changes.

TODAY`S FEATURE: Route 362
This school Loop connects more neighborhoods to the local schools. In service on the weekdays, this route has an AM and a PM trip to get your students to and from school.

Find out more information on revitalizetridelta.com. ...

ENVIRONMENTAL TOWN HALL & RESOURCE FAIR: Saturday`s event will be at Oakley`s Big Break Regional Shoreline. Visit the Tri Delta Transit table & learn about our zero-emission electric buses & our plans to electrify our fleet. Attend virtually or in person. RSVP: https://desaulnier.house.gov/town-hall-rsvp

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ENVIRONMENTAL TOWN HALL & RESOURCE FAIR: Saturday's event will be at Oakley's Big Break Regional Shoreline. Visit the Tri Delta Transit table & learn about our zero-emission electric buses & our plans to electrify our fleet. Attend virtually or in person. RSVP: https://desaulnier.house.gov/town-hall-rsvp

ENVIRONMENTAL TOWN HALL & RESOURCE FAIR: Saturday`s event will be at Oakley`s Big Break Regional Shoreline. Visit the Tri Delta Transit table & learn about our zero-emission electric buses & our plans to electrify our fleet. Attend virtually or in person. RSVP: https://desaulnier.house.gov/town-hall-rsvp ...