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Horizon Science Academy Cleveland Middle School is a non-selective and tuition-free public charter school located in Cleveland. HSA Cleveland Middle serves grades K-8. Our STEM-focused and college-preparatory curriculum is designed to change the trajectory of students’ lives.
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Recent News
Professional Development Day at CMSA
Earlier this fall, Director of English Education, Andy Flaherty, visits our public charter schools for Professional Development days.

Charter Public Schools and the Chipotlification of American Education
Mixing and matching school options is appealing for parents, but it can be overwhelming. Charters can be the 'bowl' that holds it all together.

Hello Families!
Horizon Science Academy Cleveland Middle School (K-8 grade) is now enrolling for the 2023-2024 school year. Our school offers STEAM-related Science, Digital Art, Lego, Tutoring, Basketball teams, and more.

Six Concept Schools Recognized as Among the Best Charter High Schools in the Nation by US News & World Report
With CMSA leading the way at #1 in Illinois, Concept High Schools are the best in the nation

Stanford University: Concept Schools is a Gap-Busting CMO
CREDO Study: Charter public school students outperform their traditional public school peers.
At A Glance
- 2005 Founded
- K-8 Grades Served
- 335 Target Enrollment
- 1:1 Technology