Washingtonโ€บSchoolsโ€บRainier Prep

Rainier Prep

PublicRegularCharterGrades 5โ€“8
Seattle, Washington ยท Rainier Prep Charter School District
SCHOOL SNAPSHOT
Students359
Student:Teacher15.0:1
Free/Reduced Lunch74%
Title INo

Academic Performance

State accountability indicators and test performance.

WA WSIF ยท 2025
WA WSIF 2025: Foundational

Performance indicators

proficiency_ela_decile
8
proficiency_math_decile
8
proficiency_combined_decile
8
growth_ela_decile
10
growth_math_decile
10
other_academic_combined_decile
10
el_progress_decile
6
regularattendance_decile
9
sqss_combined_decile
9
_2025_score
8.95
overall
Foundational

Source: California Department of Education โ€” School Dashboard 2025 release.

Student test scores

Percentage of students who met or exceeded the grade-level standard on the most recent state assessment. Each tile is colour-coded: green โ‰ฅ50%, amber 35-49%, red <35%.

ELA ยท SBA

Grade 5
69%
n=87
Grade 6
62%
n=84
Grade 7
64%
n=78
Grade 8
64%
n=78
Overall
65%
n=327

Math ยท SBA

Grade 5
67%
n=87
Grade 6
50%
n=85
Grade 7
53%
n=78
Grade 8
56%
n=78
Overall
57%
n=328

Source: SBA 2024. โ€œProficientโ€ includes students who met or exceeded the standard; small-cell data (fewer than ~10 students) is suppressed by the state and shown as โ€œโ€”โ€.

How this state measures performance

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