Your #1 California Smog Check Station? 

  • 15 minute Smog Checks
  • "Drive-Thru" quick smog test design
  • Convenient location in Mill Valley

Appointments should be made 30 minutes in advance or please call to check availability. 

Mill Valley Smog Check Test Only Center is located in 570 Redwood Hwy Mill Valley . We are a California State certified Smog Check station and can provide service for all vehicles. Whether its a Test Only, Gross polluter, Out of State registration, or just a regular smog check, our facility can handle it. Our ASE Certified technicians operate two State-of-the Art Smog testing equipment, so there's never a wait time. Also, we have now been awarded as a Star Certified Station.