Minor delays during peak times possible due to electrification work, check Caltrain.com/alerts.
The San Mateo County Transportation Authority
The San Mateo County Transportation Authority (TA) plans, funds, and delivers transportation programs and projects throughout San Mateo County.
The TA manages the voter-approved Measure A and Measure W sales taxes that generate revenue to help improve transit and relieve congestion. The TA is an independent agency and is governed by an appointed board of seven directors, who are elected officials, representing the county, cities and the San Mateo County Transit District.
Quick Links
Connect4SSF
Regional Transit Connections
Funded Projects Map
2023 Highway Program Call for Projects
SM 101 Express Lanes Projects
SM 101 Express Lanes Joint Powers Authority
Measure A
Measure W
Latest News
Governor Newsom awards nearly $150 million to reconnect underserved communities divided by highways as part of a historic new program
A groundbreaking new pilot program will distribute nearly $150 million to transform and recon...
Public feedback is next step for project to improve transit connections between San Mateo County and its neighbors
There’s a plan in the works to make it easier for people to take transit seamlessly between...
SamTrans, TA Release Year in Review Reports
SamTrans and the San Mateo County Transportation Authority (TA) have published webpages detai...
TA Board of Directors Approves $135.9 million for Projects to Reduce Traffic Congestion and Improve Safety on San Mateo County Highways
The San Mateo County Transportation Authority (TA) Board of Directors approved the 2023 Highw...
TA awards $2.3 million for elevated Caltrain tracks at Broadway in Burlingame
This combined funding allows for a yet-to-be-approved contractor to participate in the final ...
Join a virtual public workshop to discuss the future of automated vehicles in San Mateo County
Automated vehicles (AVs) are rapidly emerging as a transformative technology that will revolu...
County Seeks Feedback to Improve Mobility Along Highway 101
The San Mateo County Transportation Authority (TA) is currently gathering feedback on how to ...
New grant provides $400k to help improve mobility for pedestrians, cyclists, and transit riders crossing Highway 101
The San Mateo County Transportation Authority Board of Directors authorized the receipt of a ...
2023 onward, all Board meeting agendas are available on our agenda management platform. Any other public meeting agendas (or for all public meeting agendas prior to 2023) are still located and searchable here or at TA Meetings Calendar | SMCTA