The Portal Brings Caltrain Into the Salesforce Transit Center
延期9 年遅れ確度 40%TJPA's[1] project page gives an "anticipated revenue service date of 2035, funding dependent", a year rather than a day, so it sits at the end of that year.
The Portal takes Caltrain, and later California High-Speed Rail, underground from Fourth and King into the train box already built beneath the Salesforce Transit Center, with a new underground station at Fourth and Townsend. TJPA's July 2025 indicative estimate put the capital cost at about $7.57 billion, of which the federal government has pledged $3.38 billion.
$7.6B
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