BART Link21 Advances With Tech Pick, State Backing

BART's Link21 project completes technology selection and joins California State Rail Plan

2025-06-12, Moovit News Team

BART Link21 Hits Tech Milestone, Joins State Plan

BART's Link21 project reached two major milestones in June, transit officials said. The regional rail connectivity initiative completed its technology selection process and gained inclusion in California's State Rail Plan, according to the transit agency. Officials didn't provide specific details about which technologies were selected or what the inclusion means for project funding, though they said the developments mark progress toward improving Bay Area rail connections.
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Background on Link21

Link21 launched in 2022 as a collaboration between BART and Capitol Corridor Joint Powers Authority to address long-standing regional transit connectivity needs, according to the transit agency. The project aims to improve rail connections across the Bay Area's five-county service area, though officials haven't released specific route plans or station locations. Regional rail connectivity was identified as a priority in Bay Area transportation planning as early as 2019. Transit agencies typically spend years in planning and environmental review before major rail projects advance to construction, and specific implementation timelines for Link21 weren't available.

What the Milestones Mean

The technology selection milestone indicates Link21's moving from initial planning into more detailed design phases, transit officials said. Being included in California's State Rail Plan positions the project for potential state funding eligibility and coordination with other regional rail initiatives, according to the transit agency. Officials didn't provide specifics about which rail technologies were selected or how they'll be deployed. Project cost estimates haven't been finalized as Link21 remains in planning phases, and officials said detailed specifications will be released as the project progresses.
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Timeline and Next Steps

Officials didn't announce specific construction start dates or completion timelines for Link21. The project must advance through environmental review and final design phases before implementation begins, according to the transit agency. BART said specific timelines will be determined as planning progresses, though they didn't provide a schedule for when additional details will be released.

What Riders Should Know

Link21 aims to improve regional connectivity for Bay Area commuters traveling between San Francisco, Oakland, San Jose and surrounding communities, though specific ridership projections and travel time improvements weren't available. Officials said they'll release more information as the project advances through planning stages. Riders can check Moovit for current BART schedules and real-time updates on existing Bay Area transit services.