The Sonoma County Shooting Association holds monthly High Power (CMP) rifle matches at the Circle S Ranch and outdoor shooting range.
The Circle S gun range is about 15 miles west of Petaluma, just over the Sonoma/Marin border in Marin County CA, near the Two Rock U.S. Coast Guard Training Center. They have a handgun range and a rifle range.
From Hwy 101 In Petaluma take the "East Washington Street" exit and head West. It becomes Bodega Ave.
Shortly after passing Pepper Rd on your right, turn left onto Tomalas-Petaluma Rd. (towards the Coast Guard Training Center). From that intersection, go 3.2 miles west.
Turn right onto Alexander Road, Circle S is the 1st driveway on your left.
Shooting Range section of our Links page