Best High Schools in California

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Find the best California high schools with SchoolDigger.com! Focused on test scores for accurate rankings, our user-friendly site simplifies your search. Empower your decisions by exploring top-rated schools, only on SchoolDigger.com - the ultimate guide to K-12 schools!

Year after year, SchoolDigger is always the first to publish California test scores and rankings. Other sites use stale test score data that are several years old! Be in the know with the very latest performance metrics.

The list is updated annually upon the release of the CAST and Smarter Balanced Assessments test scores by the California Department of Education. The most recent update was on Wednesday, October 18, 2023.

Be the first to know when we post new test scores and rankings!   





About our rankings:

  • Schooldigger calculates school rankings based on CAST Science, Smarter Balanced Assessments English Language Arts/Literacy, Smarter Balanced Assessments Mathematics test scores released by the California Department of Education.
  • These rankings were last updated on October 18, 2023, and are based on the most recent test scores available. We update rankings as we receive new test scores from the California Department of Education, usually on a yearly basis.
  • Our sources of data include the National Center for Education Statistics, U.S. Department of Education and the California Department of Education.
  • For more information about our ranking process, please see our Ranking FAQ. Details about our methodology are here.


SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau and the California Department of Education.






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