Mount Rainier High School
1,873
Students
24.2:1
S:T Ratio
School Snapshot
Key metrics at a glance973
B-
24:1
C+
This Week at Mount Rainier – July 26, 2026
251 students practicing on Varsity Tutors
Academic Resources
Typical courses and practice resources for students at Mount Rainier High School
Standardized Test Dates
Upcoming national, state, and school calendar dates that affect students at Mount Rainier High School.
National Tests
August 7, 2026
SAT — National
August 11, 2026
SAT — National
August 14, 2026
ACT — National
August 22, 2026
SAT — National
August 28, 2026
SAT — National
September 1, 2026
ACT — National
State Assessments
January 25, 2027 – April 30, 2027
WA-AIM
January 25, 2027 – March 19, 2027
WIDA ACCESS
January 25, 2027 – March 19, 2027
WIDA Alternate ACCESS
March 1, 2027 – June 25, 2027
Smarter Balanced — Online
April 5, 2027 – May 14, 2027
Smarter Balanced — Paper/Pencil
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SAT Prep
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ACT Prep
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1:1 Tutoring
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Practice Hub
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22450 19th Ave S, Des Moines, WA 98198
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Highline School District
Academic Calendar
Important dates, holidays, and school events