Take Interstate 80 West (San Francisco). Then take Hwy 12 toward Napa/Sonoma. Turn right at Hwy 29 (North). Follow Hwy 29 for about 30-40 minutes through the wine country (Napa, Yountville, Oakville, Saint Helena). At the first stop sign after downtown Calistoga, turn left on Petrified Forest Road for approximately 4.7 miles, and turn right on Porter Creek Road. The camp entrance is about 1 mile down Porter Creek Road on the left-hand side.

Take Interstate 101 North for about an hour. Once you reach the city of Santa Rosa, exit River Road Guernville. Bear right off of the ramp and follow Mark West Springs Road for approximately 7.5 miles, eventually the road will turn into Porter Creek Road. The Camp entrance will be on your right.

Take Interstate 80 East (Sacramento) and stay on your left. Then take 580 West (San Rafael). After crossing the Richmond Bridge, follow the signs to 101 North. Take Interstate 101 North. Once you reach the city of Santa Rosa, exit River Road Guernville. Bear right off of the ramp and follow Mark West Springs Road for approximately 7.5 miles, eventually the road will turn into Porter Creek Road. The Camp entrance will be on your right.

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