Henry M. Jackson High School
#21
Best ACT in Washington High Schools
2,155
Students
23.2:1
S:T Ratio
School Snapshot
Key metrics at a glance1,270
A-
29
A
24
A+
38%
C+
23:1
C+
98%
A+
87%
A
56%
B
This Week at Henry M. Jackson – July 27, 2026
280 students practicing on Varsity Tutors
Academic Pathways
Explore 225 courses in the 2025-26 catalog for Henry M. Jackson High School
Standardized Test Dates
Upcoming national, state, and school calendar dates that affect students at Henry M. Jackson 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
After Henry M. Jackson High
Where graduates go and what they studyUniversity of Washington
Washington State University
Western Washington University
University of Washington - Bothell
Seattle University
Central Washington University
University of California - Los Angeles
Seattle Pacific University
Business
Biology
Psychology
Computer Science
Biochemistry and Molecular Biology
Nursing
Pre-Medicine Studies
Political Science and Government
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1508 136th St. Se, Mill Creek, WA 98012
(425)385-7000
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Everett School District
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