From Hwy 66, turn north on N. Lakeshore Drive headed towards The Shores.   Lakeshore Drive will intersect with Petaluma after the big hill and the entrance to The Shores.   Turn right on Petaluma and school is on your right.

From Hwy 205, turn west onto N. Lakeshore Drive (at Walgreens/CVS).   Go up the hill and turn left onto Petaluma and the school is on your right.