Keeping Sonoma County Moving

A collaborative agency of the cities and County of Sonoma, we work together to maintain and improve our transportation network.

What’s New

  • SCTCA Funding Program Survey Released!

    How should transportation funding be invested in Sonoma County?

    The Sonoma County Transportation and Climate Authorities are requesting public feedback on draft recommendations for $118 million in transportation projects and programs.

    Comments received through the survey will help inform the SCTCA Board’s consideration of funding recommendations this September.

    Take the bilingual survey here: SCTCA Funding Survey 2026

  • Updated! Sonoma County Disadvantaged Communities Map

    View specific details that make up each of the disadvantaged community designations via the interactive map.

    Learn more here

Committees and Board meetings
SCTCA Activities in 2025
Measure M Transportation Funding Activities
Ending Traffic Deaths by 2030
Updates on Highway 37
Sonoma Moves 2050

The Sonoma County Transportation Authority (SCTA) was created in 1990 and is governed by a twelve-member Board of Directors representing each of the nine cities – Cloverdale, Cotati, Healdsburg, Petaluma, Rohnert Park, Santa Rosa, Sebastopol, Sonoma and Windsor – and the Sonoma County board of Supervisors.