WashingtonSchoolsMount Si High School

Mount Si High School

PublicRegular
SNOQUALMIE, Washington · Snoqualmie Valley School District
Students2,172enrolled
FRL13%Free/Reduced Lunch
Ratio21.7:1students:teacher
LevelHigh9–12
SCHOOL SNAPSHOT
Students2,172
Grade Span9–12
Student:Teacher21.7:1
Free/Reduced Lunch13%
Title INo
SectorPublic

Academic Performance

State accountability indicators and test performance.

WA WSIF · 2025
WA WSIF 2025: Foundational

Performance indicators

proficiency_ela_decile
10
proficiency_math_decile
8
proficiency_combined_decile
9
grad_combined_decile
10
el_progress_decile
4
regularattendance_decile
6
ninthgradeontrack_decile
8
dualcredit_decile
10
sqss_combined_decile
8
_2025_score
9.1
overall
Foundational

Source: California Department of Education — School Dashboard 2025 release.

How this state measures performance

State-specific testing and accountability details will appear here once the WA Department of Education data ingest completes.