The website www.Niche.com published its list of the top 100 high schools in the state of California. Below are the 16 high schools in Silicon Valley and up the peninsula.
1. Henry M. Gunn High School, Palo Alto, CA
4. Saratoga High School, Saratoga, CA
5. Palo Alto High School, Palo Alto, CA
11. Mountain View High School, Mountain View, CA
15. Aragon High School, San Mateo, CA
19. Burlingame High School, Burlingame, CA
21. Los Gatos High School, Los Gatos, CA
22. San Mateo High School, San Mateo, CA
27. Lynbrook High School, San Jose, CA
37. Cupertino High School, Cupertino, CA
40. Carlmont High School, Belmont, CA
44. Hillsdale High School, San Mateo, CA
73. Menlo-Atherton High School, Atherton, CA
79. Monta Vista High School, Cupertino, CA
90. Homestead High School, Cupertino, CA
96. Leland High School, San Jose, CA
The Niche 2017 K-12 Rankings are based on rigorous analysis of academic and student life data from the U.S. Department of Education along with test scores, college data, and ratings collected from millions of Niche users. Here is a link to the data sources that they used to evaluate K-12 schools.
I notice that the list does not include Los Altos High School, which I would expect to be very similar to Mountain View High School.