Marin Transit

Marin Transit is a public bus agency serving Marin County, California, in the North Bay region of the San Francisco Bay Area. Marin Transit provides local and rural fixed-route bus services, paratransit services, and school bus services in Marin County, funded by local, state, and federal funds.

Marin Transit was founded in 1964 as the Marin County Transit District, which continues as the agency's legal name. Marin Transit coordinates the planning, scheduling, and marketing for its services, which are operated by four independent operators under the Marin Transit brand. In 2025, the system had a ridership of 3,194,600, or about 10,200 per weekday as of the first quarter of 2026.