Centennial High School
1,756
Students
23.8:1
S:T Ratio
School Snapshot
Key metrics at a glance1,130
B+
22
B
12
A-
26%
C
24:1
C+
73%
A-
34%
C+
15%
C
This Week at Centennial – August 23, 2026
236 students practicing on Varsity Tutors
Academic Resources
Typical courses and practice resources for students at Centennial High School
Standardized Test Dates
Upcoming national, state, and school calendar dates that affect students at Centennial High School.
National Tests
August 1, 2026 – November 30, 2026
ISEE — Fall Testing Season
August 3, 2026 – June 30, 2027
SSAT — Flex Testing
August 28, 2026
SAT — National
September 1, 2026
ACT — National
September 1, 2026
SAT — National
September 4, 2026
SAT — National
State Assessments
January 12, 2027 – April 9, 2027
ELPA — Summative
February 2, 2027 – June 11, 2027
SBAC — English Language Arts, Mathematics, Science
After Centennial High
Where graduates go and what they studyPortland State University
Oregon State University
University of Oregon
Mt. Hood Community College
University of Portland
Portland Community College
University of Washington
Western Oregon University
Nursing
Business
Psychology
Biology
Pre-Medicine Studies
Computer Science
Education
Accounting
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Centennial SD 28J