Sinaloa Middle School 2045 Vineyard Rd, Novato, CA94947 Situated northwest of Novato's downtown area, Sinaloa is the primary feeder school for nearby San Marin High School. The…More two schools opened in 1968 to serve a growing population clustered off main thoroughfares such as San Marin Drive, Center Road, Vineyard Road and Novato Boulevard. One of two area middle schools, it had about 850 students in the sixth, seventh and eighth grades partly because of the closure of Hill Middle School in June 2011. The attractive 25-acre campus has a creek running through the grounds. Its 871 score on the Academic Performance Index is tops among the middle schools and well above the state recommended target score of 800.