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The California Assessment of Student Performance and Progress (CAASPP) is the state’s academic testing program. 


CAASPP is a system intended to provide information that can be used to monitor student progress and ensure that all students leave high school ready for college and career. 


CAASPP includes computer adaptive assessments in English-Language Arts and mathematics for students in grades 3-8, and 11 and paper-based tests in science for students in grades 5, 8 and 10.


Testing usually occurs between April and June. Exact dates to be announced.


Grade 3-8  TBD

Grade 11  TBD

Science Test   

Grade 5, 8, & 10 TBD


*Please see the Horizons' website in April for more information on testing.  For more information about testing options for your student, please visit the Assessment, Research and Evaluation tab of the Mt. Diablo Unified School District webpage