Directions: Petaluma to John Muir Medical Center, Walnut Creek

Coming from Petaluma:

Stay straight to go onto Lakeville Hwy/CA-116. Continue to follow Lakeville Hwy.
Turn left onto Sears Point Rd/CA-37E. Continue to follow CA-37 E.
Merge onto I-80 W via exit 21A toward San Francisco
Take the I-780 exit, exit 30A, toward Benicia/Martinez/I-680
Keep left, and then straight to take ramp toward Benicia/Martinez
Merge onto I-780 E toward Benicia/Martinez
Take I-680 S.
Take North Main St. Exit toward Walnut Creek
Keep right to take the North Main St. South ramp toward Downtown/BART
Merge onto N. Main St.
Turn left on Ygnacio Valley Rd
John Muir Medical Center will be on your right

Estimated Drive times: