- Enrollment
- 2,186
- Students per teacher
- 24.8:1
- Resource Index
- 40/100
Middle school (grades 6-8) · Covington, WA
Mattson Middle School
Federal NCES profile for Mattson Middle School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 40/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 530396001780
👥 S:T ratio 10
🌟 Gifted program 70
🎓 Counselors 28
📋 Attendance 51
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Mattson Middle School earns 40/100 on the Resource Investment Index, with class sizes larger than 89% of Washington schools. It is also more racially and ethnically mixed than most Washington schools.
- #2 of 3
- middle schools in Covington · Resource Index
- 40
- Resource Index · Typical
- 22.5:1
- large classes for Washington
- 42.8%
- free-lunch eligible
Mattson Middle School has class sizes larger than 89% of Washington schools. Computed live against every Washington school reporting to NCES.
By Resource Investment Index, Mattson Middle School ranks #2 of 3 middle schools in Covington, WA.
School address
District: Kent School District · Washington
NCES ID 530396001780 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+162 students YoY
Mattson Middle School grew from 617 students in 2022-23 to 779 in 2023-24 (+26.3%).
Teacher FTE added 32.0 → 41.4 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Growing CCD campus
+162 students YoY 530396001780 · Covington, WA Middle · MID · TRAD
719 enr · 22.5:1 · 42.8% lunch · RII 40
Nearest enrollment peer: Kentridge High School (2,186 students)
Mattson Middle School grew from 617 students in 2022-23 to 779 in 2023-24 (+26.3%). Teacher FTE added 32.0 → 41.4 across the same CCD years. Read with this school → · District book → · Washington schools → · Find another →
Mattson Middle School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Kentridge High
Kentridge High School
2,186 students
- Kentwood High
Kentwood High School
1,995 students
- Kent-Meridian
Kent-Meridian High School
1,639 students
- Kentlake High
Kentlake High School
1,561 students
- Northwood Midd
Northwood Middle School
911 students
- This school 719
Mattson Middle School
719 students
What this shows Mattson Middle School reports 719 students on the CCD universe file.
How Mattson Middle School compares
Mattson Middle School is a growing campus on CCD: ratios and free-lunch share vs Washington and U.S. means.
| Metric | This school | vs Washington | Washington avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 22.5:1 | ▲ 28% | 17.6:1 | 15.7:1 |
| Free-lunch eligible | 42.8% | ▼ 5% | 45.0% | 51.7% |
| Enrollment | 719 | top 14% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
22.5:1
Leaner classes than 9% of US schools, heavier class loads than most.
719
Bigger than 81% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
42.8%
free-lunch eligible
- 5% below the Washington average of 45.0%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
22.5:1
students per teacher
- 28% above state mean
Top 89% in Washington - lower ratio than 11% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
19.6%
chronically absent (missed 10%+ of school days)
In the 15-20% range, nearing the "high" absenteeism threshold.
Funding equity
$19,199
per pupil, district-wide
- below Washington avg of $20,912
Somewhat above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Support staff
Counselors2.0 FTE
Per 360 students, the combined health-and-guidance staffing load for this school.
Discipline context
15
in-school suspensions + 13 out-of-school
Suspension rate: 2.1 per 100 students. Combined in-school and out-of-school rate: 3.9 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 37.4%
Hispanic or Latino 23.0%
Asian 19.1%
Two or More 11.3%
African American 6.4%
Native Hawaiian / Pacific Islander 1.5%
American Indian / Alaska Native 1.3%
Largest group: White at 37.4% of enrollment.
Student-body diversity index 75.3/100
Simpson diversity index - at 75.3, Mattson Middle School is more mixed than the Washington school average of 53.3.
Programs
Gifted & talented Yes
District finance for Kent School District reports $19,199 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Mattson Middle School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Kentridge High School | Larger | Lower economic need | Higher S:T ratio |
| Kentwood High School | Larger | Similar economic need | Higher S:T ratio |
| Kent-Meridian High School | Larger | Higher economic need | Lower S:T ratio |
| Kentlake High School | Larger | Similar economic need | Similar S:T ratio |
| Northwood Middle School | Larger | Lower economic need | Higher S:T ratio |
Comparisons are relative to Mattson Middle School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,995
- Students per teacher
- 25.3:1
- Resource Index
- 33/100
- Enrollment
- 1,639
- Students per teacher
- 16.2:1
- Resource Index
- 36/100
- Enrollment
- 1,561
- Students per teacher
- 23.3:1
- Resource Index
- 35/100
- Enrollment
- 911
- Students per teacher
- 31.4:1
- Resource Index
- 38/100
Similar middle schools in Covington
2 comparable middle schools (grades 6-8) serving the same city.
Nationwide middle schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~719 students)
Similar student-teacher ratio (~22.5:1)
Frequently asked questions about Mattson Middle School
How many students attend Mattson Middle School?
Mattson Middle School has 719 students enrolled. It is a middle school in Covington, WA. CCD year-over-year: 617 (2022-23) → 779 (2023-24), up 162.
What is the student-teacher ratio at Mattson Middle School?
The student-teacher ratio at Mattson Middle School is 22.5:1, which is 28% higher than the Washington average of 17.6:1 and 43% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Mattson Middle School?
42.8% of students at Mattson Middle School are eligible for free lunch, compared to the Washington average of 45.0%.
What is the racial and ethnic makeup of Mattson Middle School?
The largest demographic group at Mattson Middle School is White at 37.4% of enrollment, in Covington, WA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 75.3/100.
What is the Resource Investment Index for Mattson Middle School?
Mattson Middle School has a Resource Investment Index of 40/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Mattson Middle School rank among middle schools in Covington?
By Resource Investment Index, Mattson Middle School ranks #2 of 3 middle schools in Covington, WA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all middle schools in Covington on the city page.
What other schools are in Kent School District?
Besides Mattson Middle School, Kent School District also operates Kentridge High School (2,186 students), Kentwood High School (1,995 students), and Kent-Meridian High School (1,639 students). See the Kent School District district page for the complete list.