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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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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

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

Jul 22
Board Meeting

4pm

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Events

Jul 01
Los Medanos College Pittsburg – Free 4 All Event

12pm

Jul 14
Tri Delta Transit Town Hall Meeting regarding August 9th Schedule change.

10am

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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 TAKES YOU PLACES! 🚍
Oakley Friday Night Bites🍱🚚🍔🥤🎶
- Friday Night Bites returns to Downtown Oakley serving up good vibes, yummy food truck options, live music & more!

-🚌Take route 373 Toward Brentwood Park n Ride walk about 3 mins to destination
-📆7/3/2026
-⏰5:00PM- 9:00PM
-📍3231 Main Street Oakley, CA

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TRI DELTA TRANSIT TAKES YOU PLACES! 🚍 Oakley Friday Night Bites🍱🚚🍔🥤🎶 - Friday Night Bites returns to Downtown Oakley serving up good vibes, yummy food truck options, live music & more! -🚌Take route 373 Toward Brentwood Park n Ride walk about 3 mins to destination -📆7/3/2026 -⏰5:00PM- 9:00PM -📍3231 Main Street Oakley, CA

TRI DELTA TRANSIT TAKES YOU PLACES! 🚍
Oakley Friday Night Bites🍱🚚🍔🥤🎶
- Friday Night Bites returns to Downtown Oakley serving up good vibes, yummy food truck options, live music & more!

-🚌Take route 373 Toward Brentwood Park n Ride walk about 3 mins to destination
-📆7/3/2026
-⏰5:00PM- 9:00PM
-📍3231 Main Street Oakley, CA ...

Tri Delta Transit is going to be at LMC!

The Los Medanos College Student Life/Basic Needs program is having a "Free for All" event on Wednesday, July 1st from 12PM-3PM outside of the LMC Marketplace. (Between the LMC Lake & Lot A) During this event we will promote LMC`s programs and resources and give out excess items to LMC students, staff and the community- completely free. It`s somewhat like a "Flea Market" but call it a "Free Market" because LMC is giving out thrifted clothes items, free resources, free food, prizes and more for free. LMC staff, students and the community is invited to attend the Free for All event.

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Tri Delta Transit is going to be at LMC! The Los Medanos College Student Life/Basic Needs program is having a "Free for All" event on Wednesday, July 1st from 12PM-3PM outside of the LMC Marketplace. (Between the LMC Lake & Lot A) During this event we will promote LMC's programs and resources and give out excess items to LMC students, staff and the community- completely free. It's somewhat like a "Flea Market" but call it a "Free Market" because LMC is giving out thrifted clothes items, free resources, free food, prizes and more for free. LMC staff, students and the community is invited to attend the Free for All event.

Tri Delta Transit is going to be at LMC!

The Los Medanos College Student Life/Basic Needs program is having a "Free for All" event on Wednesday, July 1st from 12PM-3PM outside of the LMC Marketplace. (Between the LMC Lake & Lot A) During this event we will promote LMC`s programs and resources and give out excess items to LMC students, staff and the community- completely free. It`s somewhat like a "Flea Market" but call it a "Free Market" because LMC is giving out thrifted clothes items, free resources, free food, prizes and more for free. LMC staff, students and the community is invited to attend the Free for All event. ...

Tri Delta Transit is excited to be at the City of Oakley Summer Fest. Come on out as the weather is perfect this year. Just ask Ellie- our newest fan who turns one in two weeks. Stop by and say hi!

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Tri Delta Transit is excited to be at the City of Oakley Summer Fest. Come on out as the weather is perfect this year. Just ask Ellie- our newest fan who turns one in two weeks. Stop by and say hi!

Tri Delta Transit is excited to be at the City of Oakley Summer Fest. Come on out as the weather is perfect this year. Just ask Ellie- our newest fan who turns one in two weeks. Stop by and say hi! ...