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Arlington High School

PublicRegularGrades 9–12
Arlington, Washington · Arlington School District
SCHOOL SNAPSHOT
Students1,622
Student:Teacher22.2:1
Free/Reduced Lunch38%
Title INo
Arlington
OverviewEnrollmentDemographicsPerformanceAttendanceOutcomesDisciplineWorkforceFinanceInclusionProgramsDistrictTrendsSimilarNearbyCalendarParent Info
State accountability — WA WSIF · 2025
WA WSIF 2025: Foundational
proficiency ela decile8
proficiency math decile4
proficiency combined decile6
grad combined decile7
el progress decile3
Math Proficient
2025
N/A
US avg ~36%
English / ELA Proficient
2025
N/A
US avg ~46%
Math Advanced
2025
N/A
ELA Advanced
2025
N/A
Science Proficient
2025
N/A
Students Tested (Math)
2025
N/A
State Rating
2025
N/A
Foundational
Years of Test Data
2
2023–2025
Math proficiency trend ↓

Math proficiency over time

31.0%32.0%33.0%34.0%35.0%36.0%31.0%20232025Arlington High SchoolUS avg 36%

Proficiency rates averaged across tested grades. Ratings sourced from state DOE accountability systems (CA Dashboard, TX TEA A-F, FL School Grades, NY ESSA, IL Report Card, WA OSPI).