Colorado Measures of Academic Success (CMAS)


Dates: ELA/Math (Grd 3-8): April 1 - Apr. 26, CoAlt: Science (Grd 5, 8, 11): Apr. 11 - Apr. 26

*CMAS Social Studies will not be offered for the 2023-24 school year.   


Days Testing: Varies


Time for Administration: Approximately 2.5 - 5.5 hours, depending on subject and grade level. 


Required by: State and Federal


Purpose: Elementary and Secondary Education Act and State Accountability


Use of Results: Measure student performance and growth in the Colorado Academic Standards. Screen for academic programs and placement, Educator Effectiveness.


Directions for Opting out of State Assessments can be found here or you can reach out to [email protected]


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