WashingtonSchoolsMattson Middle School

Mattson Middle School

PublicRegular
Covington, Washington · Kent School District
Students779enrolled
FRL50%Free/Reduced Lunch
Ratio19.0:1students:teacher
LevelMiddle6–8
SCHOOL SNAPSHOT
Students779
Grade Span6–8
Student:Teacher19.0:1
Free/Reduced Lunch50%
Title INo
SectorPublic

Academic Performance

State accountability indicators and test performance.

WA WSIF · 2025
WA WSIF 2025: Tier 2: Targeted 3+

Performance indicators

proficiency_ela_decile
5
proficiency_math_decile
4
proficiency_combined_decile
4.5
growth_ela_decile
3
growth_math_decile
3
other_academic_combined_decile
3
el_progress_decile
3
regularattendance_decile
4
sqss_combined_decile
4
_2025_score
3.65
overall
Tier 2: Targeted 3+

Source: California Department of Education — 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 ≥50%, amber 35-49%, red <35%.

ELA · SBA

Grade 6
46%
n=238
Grade 7
50%
n=243
Grade 8
49%
n=272
Overall
49%
n=753

Math · SBA

Grade 6
39%
n=237
Grade 7
35%
n=245
Grade 8
35%
n=271
Overall
36%
n=753

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

How this state measures performance

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