This collection of links contains useful information about local traffic and roads the County of Marin.
Golden Gate Bridge District
To provide safe, efficient, reliable means for the movement of people, goods, and services within the Highway 101, Golden Gate Corridor.
Metropolitan Transportation Commission (MTC)
The Transportation Authority of Marin is a joint powers agency (JPA) comprised of Marin's 11 cities and towns and the County of Marin. It was created to administer the Marin County Transportation Sales Tax Expenditure Plan and to serve as Marin's Congestion Management Agency.
Information about the Roads Division which maintains most of the roads in the unincorporated areas of the county. The page includes road closure advisories.
Safe Passage on Lucas Valley Road
Our Mission is to promote pedestrian safety along Lucas Valley Road from Highway 101 to Miller Creek Road and our Vision is a safe and separate pathway.
Sonoma Marin Area Rail Transit (SMART)
The goal of the Sonoma Marin Area Rail Transit (SMART) project is to provide passenger train service to Sonoma and Marin County residents along the Highway 101 rail corridor.
Information about surveying services from Marin County's surveying team.
Transporation Authority of Marin
The Transportation Authority of Marin (TAM) has been designated as the Marin Congestion Management Agency (CMA), which is a Joint Powers Agency established between the County and cities to address Marin's unique transportation issues and to fulfill the legislative requirements of Propositions 111 and 116.
Information about the Transportation Division of Marin County which handles traffic operations, transportation planning and project development.