Exit at the Dutcher Creek off ramp. Turn right at the stop sign. The next stop sign will be Asti Road. Turn left, go 100' and turn right at Chrome iron rd(Sign says cloverdale airport). Please drive slowly down the access rd, 

From Oakland and the East Bay, take the Richmond Bridge and link up with Highway 101 at San Rafael. Alternatively, you could take Highway 37 from Vallejo to link up with 101 in Novato and continue north to Cloverdale.