About Us


The Western Contra Costa Transit Authority (“WestCAT”) is headquartered in Pinole, CA and was formed in 1977 under the provisions of the California Joint Exercise of Powers Act, Government Code Sections 6500 et. seq. It represents the cities of Pinole, Hercules, and the unincorporated communities of Montalvin Manor, Bayview, Tara Hills, Rodeo, Crockett and Port Costa. WestCAT is governed by a seven-member Board of Directors composed of two elected officials from each city’s City Council and three members appointed by the Contra Costa County Board of Supervisors. WestCAT is responsible for provision of public transit service within an approximately 20 square mile service area.


WestCAT's' service area is located on the Interstate 80 corridor approximately 20 miles northeast of San Francisco. It is primarily a suburban residential area with several shopping centers and limited commercial/industrial development. Current population of the area is approximately 67,000 people.

Service Operation

WestCAT operates local and express fixed route bus service, Transbay bus service to San Francisco (Lynx), and paratransit service (Dial-A-Ride) for seniors and persons with disabilities. The Dial-A-Ride is currently offered beyond ADA required service levels to include anyone 65 years of age or older, regardless of ADA eligibility status. All operations, maintenance and associated training and management is contracted out under an Operations and Maintenance contract

Customer Care

Route Information

(510) 724-7993

TTY; including Voice Carryover (VCO) and Hearing Carryover (HCO)
English: (800) 735-2929,
Spanish: (800) 855-3000;

English: (800) 735-2922,
Spanish: (800) 855-3000;

Customer Comment Form

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Social Media Policy

Business Center


Data Requests

Civil Rights and Title VI

DBE and SBE Programs

Financial Statement and Audits

Transit Plans

Advertising on Buses

Inside Westcat


About Us

Board of Directors


Media Center

WestCAT Administration

601 Walter Ave., Pinole, CA 94564

Office Hours
Monday - Thursday
9:00 am to 4:00 pm.
Closed Friday, Saturday, Sunday, Holidays