Contra Costa County, California · Transportation and vehicles
Find public transit services in Contra Costa County
Find public transit services
5 providers · 22 official links · 6 reviewed requirements · sources checked October 26, 2026
In Contra Costa County, 5 public authorities publish 22 official links for this service. Reviewed requirements cover availability notices (5) and accessibility (1). 1 provider publishes reviewed fee items on their guides.
These are the Contra Costa County providers with a reviewed service link for this task. Other offices may also help, and a provider may serve only part of the county: check each service area. Fees and forms stay on each office’s guide, where their sources are cited.
Published Alameda-Contra Costa Transit District service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.
Read the official service information and the published route or programme conditions. Availability and eligibility depend on the named service; this guide does not verify an individual trip.
Service area: Published Alameda-Contra Costa Transit District service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.
Availability · Published operator service area; only the cited routes and programme conditions apply
Cities Served - Any -AlamedaAlbanyAshlandBerkeleyCastro ValleyCherrylandContra Costa CenterDublinEast Richmond HeightsEl CerritoEl SobranteEmeryvilleFairviewFoster CityFremontHaywardKensingtonMilpitasNewarkNorth RichmondOaklandPalo AltoPiedmontPinolePittsburgRichmondSan FranciscoSan LeandroSan LorenzoSan MateoSan PabloStanfordUnion CitySource & saved evidence
Official route and schedule information. Check the named route, date and published exceptions; linked PDF contents have not been reviewed.
Service area: Published Alameda-Contra Costa Transit District service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.
Official fare information. Check the exact rider category, route, ticket/pass and payment method before using a quoted amount.
Service area: Published Alameda-Contra Costa Transit District service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.
Official fare information. Check the exact rider category, route, ticket/pass and payment method before using a quoted amount.
Service area: Published Alameda-Contra Costa Transit District service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.
Official accessibility or demand-response information. Eligibility and service areas vary; this information link does not submit an application or book a ride.
Service area: Published Alameda-Contra Costa Transit District service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.
Published Central Contra Costa Transit Authority service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.
Read the official service information and the published route or programme conditions. Availability and eligibility depend on the named service; this guide does not verify an individual trip.
Service area: Published Central Contra Costa Transit Authority service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.
Availability · Published operator service area; only the cited routes and programme conditions apply
Today County Connection provides fixed-route and paratransit bus service throughout the communities of Concord, Pleasant Hill, Martinez, Walnut Creek, Clayton, Lafayette, Orinda, Moraga, Danville, San Ramon, as well as unincorporated communities in Central Contra Costa County.Source & saved evidence
Central Contra Costa Transit Authority — About Us — 90078 scope
Today County Connection provides fixed-route and paratransit bus service throughout the communities of Concord, Pleasant Hill, Martinez, Walnut Creek, Clayton, Lafayette, Orinda, Moraga, Danville, San Ramon, as well as unincorporated communities in Central Contra Costa County.
Agent source review: October 26, 2026 · Snapshot acb1efd0bdc636e1
Central Contra Costa Transit Authority — About Us — 90078 scope
Today County Connection provides fixed-route and paratransit bus service throughout the communities of Concord, Pleasant Hill, Martinez, Walnut Creek, Clayton, Lafayette, Orinda, Moraga, Danville, San Ramon, as well as unincorporated communities in Central Contra Costa County.
Agent source review: October 26, 2026 · Snapshot acb1efd0bdc636e1
Official route and schedule information. Check the named route, date and published exceptions; linked PDF contents have not been reviewed.
Service area: Published Central Contra Costa Transit Authority service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.
Official route and schedule information. Check the named route, date and published exceptions; linked PDF contents have not been reviewed.
Service area: Published Central Contra Costa Transit Authority service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.
Official fare information. Check the exact rider category, route, ticket/pass and payment method before using a quoted amount.
Service area: Published Central Contra Costa Transit Authority service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.
Official fare information. Check the exact rider category, route, ticket/pass and payment method before using a quoted amount.
Service area: Published Central Contra Costa Transit Authority service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.
Published Eastern Contra Costa Transit Authority — Tri Delta Transit service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.
Read the official service information and the published route or programme conditions. Availability and eligibility depend on the named service; this guide does not verify an individual trip.
Service area: Published Eastern Contra Costa Transit Authority — Tri Delta Transit service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.
Availability · Published operator service area; only the cited routes and programme conditions apply
ECCTA, doing business as Tri Delta Transit, provides approximately 2 million trips each year to a population of roughly 315,000 residents in the 225 square miles of eastern Contra Costa County.Source & saved evidence
The Eastern Contra Costa Transit Authority — About Us — 90162 scope
ECCTA, doing business as Tri Delta Transit, provides approximately 2 million trips each year to a population of roughly 315,000 residents in the 225 square miles of eastern Contra Costa County.
Agent source review: October 26, 2026 · Snapshot dfa00b37b4274fdc
The Eastern Contra Costa Transit Authority — About Us — 90162 scope
ECCTA, doing business as Tri Delta Transit, provides approximately 2 million trips each year to a population of roughly 315,000 residents in the 225 square miles of eastern Contra Costa County.
Agent source review: October 26, 2026 · Snapshot dfa00b37b4274fdc
Official fare information. Check the exact rider category, route, ticket/pass and payment method before using a quoted amount.
Service area: Published Eastern Contra Costa Transit Authority — Tri Delta Transit service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.
Official fare information. Check the exact rider category, route, ticket/pass and payment method before using a quoted amount.
Service area: Published Eastern Contra Costa Transit Authority — Tri Delta Transit service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.
Published San Francisco Bay Area Rapid Transit District service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.
Read the official service information and the published route or programme conditions. Availability and eligibility depend on the named service; this guide does not verify an individual trip.
Service area: Published San Francisco Bay Area Rapid Transit District service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.
Availability · Published operator service area; only the cited routes and programme conditions apply
BART operates in five counties (San Francisco, San Mateo, Alameda, Contra Costa, and Santa Clara) with 131 miles of track and 50 stations.Source & saved evidence
San Francisco Bay Area Rapid Transit District — About — 90003 scope
BART operates in five counties (San Francisco, San Mateo, Alameda, Contra Costa, and Santa Clara) with 131 miles of track and 50 stations.
Agent source review: October 26, 2026 · Snapshot 28d38a63e6aa3aec
Before you start · 1 requirement & conditions
Accessibility · certified ada reservation
ADA service is provided by lift vans and is by reservation only. ADA service is available after the rider is certified as eligible under ADA guidelines.Source & saved evidence
San Francisco Bay Area Rapid Transit District — Paratransit — 90003 certified ada reservation
ADA service is provided by lift vans and is by reservation only. ADA service is available after the rider is certified as eligible under ADA guidelines.
Agent source review: October 26, 2026 · Snapshot 02820bad9647abcc
Official route and schedule information. Check the named route, date and published exceptions; linked PDF contents have not been reviewed.
Service area: Published San Francisco Bay Area Rapid Transit District service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.
Official route and schedule information. Check the named route, date and published exceptions; linked PDF contents have not been reviewed.
Service area: Published San Francisco Bay Area Rapid Transit District service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.
Official fare information. Check the exact rider category, route, ticket/pass and payment method before using a quoted amount.
Service area: Published San Francisco Bay Area Rapid Transit District service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.
Official accessibility or demand-response information. Eligibility and service areas vary; this information link does not submit an application or book a ride.
Service area: Published San Francisco Bay Area Rapid Transit District service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.
Official accessibility or demand-response information. Eligibility and service areas vary; this information link does not submit an application or book a ride.
Service area: Published San Francisco Bay Area Rapid Transit District service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.
Published Western Contra Costa Transit Authority — WestCAT service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.
Read the official service information and the published route or programme conditions. Availability and eligibility depend on the named service; this guide does not verify an individual trip.
Service area: Published Western Contra Costa Transit Authority — WestCAT service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.
Availability · Published operator service area; only the cited routes and programme conditions apply
It represents the cities of Pinole, Hercules, and the unincorporated communities of Montalvin Manor, Bayview, Tara Hills, Rodeo, Crockett and Port Costa.Source & saved evidence
Western Contra Costa Transit Authority — About Us — 90159 scope
It represents the cities of Pinole, Hercules, and the unincorporated communities of Montalvin Manor, Bayview, Tara Hills, Rodeo, Crockett and Port Costa.
Agent source review: October 26, 2026 · Snapshot b1a23e3a013ff3e7
Western Contra Costa Transit Authority — About Us — 90159 scope
It represents the cities of Pinole, Hercules, and the unincorporated communities of Montalvin Manor, Bayview, Tara Hills, Rodeo, Crockett and Port Costa.
Agent source review: October 26, 2026 · Snapshot b1a23e3a013ff3e7
Official accessibility or demand-response information. Eligibility and service areas vary; this information link does not submit an application or book a ride.
Service area: Published Western Contra Costa Transit Authority — WestCAT service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.
Official accessibility or demand-response information. Eligibility and service areas vary; this information link does not submit an application or book a ride.
Service area: Published Western Contra Costa Transit Authority — WestCAT service area and route/programme conditions; county and city links are browsing contexts and do not establish all-address coverage or individual eligibility.