Clipper Card – Clipper START

The Clipper card is the convenient multi-operator transit pass that automatically calculates your correct fare and applies 20% off Sonoma County Transit Fareseligible discounts when traveling on multiple Bay Area transit systems.

Sonoma County Transit offers its 31-DayPass on Clipper. The Clipper card also serves as a stored value card that benefits passengers who use multiple transit systems on an occasional basis.

For qualifying passengers, the new Clipper START program provides a 20% discount on Sonoma County Transit passes purchased through the Clipper network.  Similar discounts are available on Santa Rosa CityBus, Petaluma Transit, Golden Gate Transit and SMART.  To learn more about Clipper START, visit

Clipper cards are available for purchase online and at Sonoma County Walgreens stores.

Find more in-depth information on how to use Clipper on Sonoma County Transit.