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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.

Our Services

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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

News

Keolis Expands with New Contract in Contra Costa County May 29, 2026

Keolis Expands North American Footprint in California with New Contract to Partner with Tri Delta Transit in Contra Costa County With this New Contract, Keolis will Operate Five Transit Contracts…
Youth Ride Free Returns for Summer 2026 May 05, 2026

Contra Costa County, CA — Following a highly successful youth program last summer, County Connection, Tri Delta Transit, and WestCAT will continue the Youth Ride Freeprogram, offering fare-free rides on…
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Board Meetings

Jun 24
Board Meeting

4pm

All Meetings

Events

Jun 05
School is Out for the Summer

11am

Jun 16
Green Footprint Series – Movie Wall-E June 16th

12pm

All Events

We are Hiring!

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

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Get notified about schedule changes, detours, procurements, job opportunities, events, and more.

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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 loves our riders and the communities we serve. Visit our store to purchase Tri Delta Transit and community gear. It’s fun.
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We love to hear from our customers.
Please give us a call or email us and let us know how we are doing.

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If you`re heading out to vote, take Tri Delta Transit to the polls or to an official ballot drop box. Get started with our online Trip Planner: trideltatransit.com. (Link in bio)

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If you're heading out to vote, take Tri Delta Transit to the polls or to an official ballot drop box. Get started with our online Trip Planner: trideltatransit.com. (Link in bio)

If you`re heading out to vote, take Tri Delta Transit to the polls or to an official ballot drop box. Get started with our online Trip Planner: trideltatransit.com. (Link in bio) ...

Tri Delta Transit is thankful for the Veterans among us and even more so those who have gave the ultimate sacrifice for our freedom and safety. We celebrate, honor and remember on this day.

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Tri Delta Transit is thankful for the Veterans among us and even more so those who have gave the ultimate sacrifice for our freedom and safety. We celebrate, honor and remember on this day.

Tri Delta Transit is thankful for the Veterans among us and even more so those who have gave the ultimate sacrifice for our freedom and safety. We celebrate, honor and remember on this day. ...

Tri Delta Transit will have adjusted service on Monday, May 25th in observance of the Memorial Day holiday. Service will be limited and administration offices closed. Celebrate - Remember - Honor on this day.

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Tri Delta Transit will have adjusted service on Monday, May 25th in observance of the Memorial Day holiday. Service will be limited and administration offices closed. Celebrate - Remember - Honor on this day.

Tri Delta Transit will have adjusted service on Monday, May 25th in observance of the Memorial Day holiday. Service will be limited and administration offices closed. Celebrate - Remember - Honor on this day. ...

Due to a special event, Route 372 in each direction will detour around Downtown Pittsburg (3rd Street to 6th Street). All stops between the detour will be out of service. Detour is in effect until the event is complete and cleared.

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Due to a special event, Route 372 in each direction will detour around Downtown Pittsburg (3rd Street to 6th Street). All stops between the detour will be out of service. Detour is in effect until the event is complete and cleared.

Due to a special event, Route 372 in each direction will detour around Downtown Pittsburg (3rd Street to 6th Street). All stops between the detour will be out of service. Detour is in effect until the event is complete and cleared. ...