Rainier Senior High School
246
Students
16.4:1
S:T Ratio
School Snapshot
Key metrics at a glance1,080
B
4
B-
10%
C
16:1
B
95%
A+
73%
A-
32%
C+
This Week at Rainier Senior – June 2, 2026
27 students practicing on Varsity Tutors
Academic Resources
Typical courses and practice resources for students at Rainier Senior High School
Standardized Test Dates
Upcoming national, state, and school calendar dates that affect students at Rainier Senior High School.
National Tests
June 5, 2026
ACT
June 6, 2026
SAT — National
June 8, 2026
ACT Photo Upload/Standby Deadline
June 13, 2026
ACT — National
June 20, 2026 – July 4, 2026
SAT Score Release Date
June 23, 2026
ACT
State Assessments
March 2, 2026 – June 26, 2026
Smarter Balanced Assessment
School Milestones
June 2, 2026 – June 17, 2026
Graduation
June 4, 2026
School End/Summer Start
June 17, 2026
School End/Summer Start
After Rainier Senior High
Where graduates go and what they studyWashington State University
Central Washington University
University of Washington
Eastern Washington University
Saint Martin's University
Western Washington University
Centralia College
Pacific Lutheran University
Business
Nursing
Psychology
Biology
Education
Engineering
Computer Science
Elementary Education
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ACT Prep
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308 2nd St W, Rainier, WA 98576
(360)446-2205
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Rainier School District