- Enrollment
- 1,770
- Students per teacher
- 24.6:1
- Resource Index
- 46/100
Middle school (grades 6-8) · Seattle, WA
Mercer International Middle School
Federal NCES profile for Mercer International Middle School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 66/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 530771001136
👥 S:T ratio 43
🌟 Gifted program 70
🎓 Counselors 62
📋 Attendance 88
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Mercer International Middle School earns 66/100 on the Resource Investment Index, with class sizes smaller than 75% of Washington schools. It is also more racially and ethnically mixed than most Washington schools.
- #1 of 9
- middle schools in Seattle · Resource Index
- 66
- Resource Index · Higher
- 14.2:1
- small classes for Washington
- 51.0%
- free-lunch eligible
Mercer International Middle School has class sizes smaller than 75% of Washington schools. Computed live against every Washington school reporting to NCES.
By Resource Investment Index, Mercer International Middle School ranks #1 of 9 middle schools in Seattle, WA.
School address
District: Seattle School District No. 1 · Washington
NCES ID 530771001136 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-111 students YoY
Mercer International Middle School shrank from 862 students in 2022-23 to 751 in 2023-24 (-12.9%).
Teacher FTE lost 53.4 → 41.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-111 students YoY 530771001136 · Seattle, WA Middle · MID · TRAD
753 enr · 14.2:1 · 51.0% lunch · RII 66
Nearest enrollment peer: Lincoln High School (1,770 students)
Mercer International Middle School shrank from 862 students in 2022-23 to 751 in 2023-24 (-12.9%). Teacher FTE lost 53.4 → 41.0 across the same CCD years. Read with this school → · District book → · Washington schools → · Find another →
Mercer International Middle School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Lincoln High S
Lincoln High School
1,770 students
- Ballard High S
Ballard High School
1,697 students
- Roosevelt High
Roosevelt High School
1,542 students
- Garfield High
Garfield High School
1,507 students
- West Seattle H
West Seattle High School
1,479 students
- This school
Mercer International Middle School
753 students
What this shows Mercer International Middle School reports 753 students on the CCD universe file.
How Mercer International Middle School compares
Mercer International Middle School is a shrinking 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 | 14.2:1 | ▼ 19% | 17.6:1 | 15.7:1 |
| Free-lunch eligible | 51.0% | ▲ 13% | 45.0% | 51.7% |
| Enrollment | 753 | top 12% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
14.2:1
Leaner classes than 55% of US schools, a middle-of-the-pack class size.
753
Bigger than 83% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
51.0%
free-lunch eligible
- 13% above the Washington average of 45.0%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
14.2:1
students per teacher
- 19% below state mean
Top 25% in Washington - lower ratio than 75% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
4.8%
chronically absent (missed 10%+ of school days)
Below 5%, comfortably under the pre-pandemic national baseline for chronic absenteeism.
Funding equity
$21,806
per pupil, district-wide
- above Washington avg of $20,912
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors4.0 FTE
Per 188 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 33 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 4.4 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Asian 40.1%
Hispanic or Latino 20.9%
African American 15.3%
White 12.1%
Two or More 10.7%
American Indian / Alaska Native 0.5%
Native Hawaiian / Pacific Islander 0.3%
Largest group: Asian at 40.1% of enrollment.
Student-body diversity index 74.6/100
Simpson diversity index - at 74.6, Mercer International Middle School is more mixed than the Washington school average of 53.3.
Programs
Gifted & talented Yes
District finance for Seattle School District No. 1 reports $21,806 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Mercer International Middle School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Lincoln High School | Larger | Lower economic need | Higher S:T ratio |
| Ballard High School | Larger | Lower economic need | Higher S:T ratio |
| Roosevelt High School | Larger | Lower economic need | Higher S:T ratio |
| Garfield High School | Larger | Lower economic need | Higher S:T ratio |
| West Seattle High School | Larger | Lower economic need | Higher S:T ratio |
Comparisons are relative to Mercer International Middle School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,697
- Students per teacher
- 22.6:1
- Resource Index
- 46/100
- Enrollment
- 1,542
- Students per teacher
- 20.6:1
- Resource Index
- 46/100
- Enrollment
- 1,507
- Students per teacher
- 22.2:1
- Resource Index
- 39/100
- Enrollment
- 1,479
- Students per teacher
- 24.6:1
- Resource Index
- 35/100
Similar middle schools in Seattle
6 comparable middle schools (grades 6-8) serving the same city.
Jane Addams Middle School
Standard public school
824 students 17.2:1 students per teacher
Aki Kurose Middle School
Standard public school
817 students 17.4:1 students per teacher
Robert Eagle Staff Middle School
Standard public school
729 students 19.2:1 students per teacher
Cascade Middle School
Standard public school
671 students 15.6:1 students per teacher
Dimmitt Middle School
Standard public school
605 students 16.4:1 students per teacher
Edmonds S. Meany Middle School
Standard public school
504 students 17.4:1 students per teacher
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 (~753 students)
Frequently asked questions about Mercer International Middle School
How many students attend Mercer International Middle School?
Mercer International Middle School has 753 students enrolled. It is a middle school in Seattle, WA. CCD year-over-year: 862 (2022-23) → 751 (2023-24), down 111.
What is the student-teacher ratio at Mercer International Middle School?
The student-teacher ratio at Mercer International Middle School is 14.2:1, which is 19% lower than the Washington average of 17.6:1 and 10% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Mercer International Middle School?
51.0% of students at Mercer International Middle School are eligible for free lunch, compared to the Washington average of 45.0%.
What is the racial and ethnic makeup of Mercer International Middle School?
The largest demographic group at Mercer International Middle School is Asian at 40.1% of enrollment, in Seattle, WA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 74.6/100.
What is the Resource Investment Index for Mercer International Middle School?
Mercer International Middle School has a Resource Investment Index of 66/100 (higher 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 Mercer International Middle School rank among middle schools in Seattle?
By Resource Investment Index, Mercer International Middle School ranks #1 of 9 middle schools in Seattle, 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 Seattle on the city page.
What other schools are in Seattle School District No. 1?
Besides Mercer International Middle School, Seattle School District No. 1 also operates Lincoln High School (1,770 students), Ballard High School (1,697 students), and Roosevelt High School (1,542 students). See the Seattle School District No. 1 district page for the complete list.