Clarkston High School
#36
Best ACT in Michigan High Schools
1,575
Students
19.9:1
S:T Ratio
School Snapshot
Key metrics at a glance1,220
A-
28
A
18
A
30%
C+
20:1
B-
97%
A+
65%
B+
46%
B-
This Week at Clarkston – May 26, 2026
202 students practicing on Varsity Tutors
Academic Grades
Select a grade level to explore courses and resources
Academic Resources
Typical courses and practice resources for students at Clarkston High School
Standardized Test Dates
Upcoming national, state, and school calendar dates that affect students at Clarkston High School.
National Tests
April 21, 2026 – May 29, 2026
ACT — School Day - Late Spring Online
May 14, 2026 – May 28, 2026
SAT — School Day
May 16, 2026 – May 30, 2026
SAT Score Release Date
May 26, 2026
SAT *Late Registration/Changes/Cancellations Deadline
May 29, 2026
ACT
June 5, 2026
ACT
School Milestones
May 21, 2026 – May 29, 2026
School End/Summer Start
May 28, 2026
School End/Summer Start
June 2, 2026 – June 5, 2026
School End/Summer Start
June 3, 2026 – June 10, 2026
Graduation
June 4, 2026
School End/Summer Start
After Clarkston High
Where graduates go and what they studyMichigan State University
University of Michigan - Ann Arbor
Oakland University
Grand Valley State University
Central Michigan University
Wayne State University
Western Michigan University
Saginaw Valley State University
Business
Psychology
Biology
Nursing
Pre-Medicine Studies
Computer Science
Marketing
Mechanical Engineering
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6093 Flemings Lake Rd, Clarkston, MI 48346
(248)623-3600
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Clarkston Community School District