Enrollment
1,363
Washington · 2024-25 NCES data
High school (grades 9-12) · Bellevue, WA
Sammamish Senior High
Federal NCES profile for Sammamish Senior High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 52/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 530039000085
👥 S:T ratio 17
📚 AP courses 100
🌟 Gifted program 30
🎓 Counselors 45
📋 Attendance 68
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Sammamish Senior High earns 52/100 on the Resource Investment Index, with class sizes larger than 82% of Washington schools. It is also one of the largest schools in Washington.
- #2 of 4
- high schools in Bellevue · Resource Index
- 52
- Resource Index · Higher
- 20.7:1
- large classes for Washington
- 30.9%
- free-lunch eligible
Sammamish Senior High has class sizes larger than 82% of Washington schools. Computed live against every Washington school reporting to NCES.
By Resource Investment Index, Sammamish Senior High ranks #2 of 4 high schools in Bellevue, WA.
School address
District: Bellevue School District · Washington
NCES ID 530039000085 Verify on NCES CCD record →
Teachers (FTE)
66.0
Federal CCD staff survey
Students per teacher
20.7:1
vs 17.6:1 Washington avg
+18% vs state
Free-lunch eligible
30.9%
vs 45.0% Washington avg
-31% vs state
Student-teacher ratio in context
How Sammamish Senior High compares with Washington and U.S. medians
What stands out at Sammamish Senior High
Sammamish Senior High is a large high school in Bellevue, Washington, enrolling 1,363 students.
Class loads run somewhat heavier than typical: 20.7:1 puts it in the larger third of Washington schools by student-teacher ratio.
Economic need runs somewhat below the state's typical profile, with 30.9% of students eligible for free meals.
By headcount it is one of the larger campuses in Washington, bigger than 95% of state schools at 1,363 students.
Its Resource Investment Index lands in the lower third of 2,394 scored Washington schools.
Against 111 statewide peers matched on enrollment and economic need, it ranks mid-pack at #69.
Its student body is led by White (31%) and Hispanic or Latino (31%), more mixed than most schools in the state (diversity index 75/100).
On the academic-pipeline side it reports 24 Advanced Placement courses.
Counselor coverage runs a bit thin, about 273 students per counselor, somewhat past the ASCA-recommended 250:1 benchmark.
12.8% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
The federal civil-rights collection also records 1 expulsion at this campus for 2021-22.
Among Bellevue's high schools, it stands alongside Newport Senior High School (1,850 students): Sammamish Senior High is smaller than that campus by headcount and runs leaner classes (20.7:1 vs 21.3:1).
Bellevue School District also operates Newport Senior High School (1,850 students) and Bellevue High School (1,683 students) alongside Sammamish Senior High.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Sammamish Senior High compares
Sammamish Senior High on the metrics families compare, against Washington and U.S. means.
| Metric | This school | vs Washington | Washington avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 20.7:1 | ▲ 18% | 17.6:1 | 15.7:1 |
| Free-lunch eligible | 30.9% | ▼ 31% | 45.0% | 51.7% |
| Enrollment | 1,363 | top 5% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
20.7:1
Leaner classes than 14% of US schools, heavier class loads than most.
1,363
Bigger than 95% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Economic need
30.9%
free-lunch eligible
- 31% below the Washington average of 45.0%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
20.7:1
students per teacher
- 18% above state mean
Top 82% in Washington - lower ratio than 18% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
12.8%
chronically absent (missed 10%+ of school days)
In the 10-15% range, above the pre-pandemic national baseline but within the broader post-pandemic picture.
Funding equity
$17,860
per pupil, district-wide
- below Washington avg of $19,487
Somewhat above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Support staff
Counselors5.0 FTE
Per 273 students, the combined health-and-guidance staffing load for this school.
Discipline context
23
in-school suspensions + 5 out-of-school
Suspension rate: 1.7 per 100 students. Combined in-school and out-of-school rate: 2.1 per 100 students. Reported via the Civil Rights Data Collection. Includes 1 expulsion.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Student demographics
White 31.1%
Hispanic or Latino 31.1%
Asian 19.4%
Two or More 11.5%
African American 6.6%
American Indian / Alaska Native 0.2%
Native Hawaiian / Pacific Islander 0.1%
Largest group: Hispanic or Latino at 31.1% of enrollment.
Student-body diversity index 75.1/100
Simpson diversity index - at 75.1, Sammamish Senior High is more mixed than the Washington school average of 53.3.
Programs
AP courses offered 24
Funding & spending
District-wide per-pupil expenditure for Bellevue School District, which includes Sammamish Senior High.
$17,860
Per student
-8%
vs Washington
Avg $19,487
+8%
vs U.S.
Avg $16,593
Revenue mix
Local 45.6%
State 47.5%
Federal 6.9%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
How Sammamish Senior High Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Newport Senior High School | Larger | Lower economic need | Similar S:T ratio |
| Bellevue High School | Similar size | Lower economic need | Higher S:T ratio |
| Interlake Senior High School | Similar size | Lower economic need | Lower S:T ratio |
| Tyee Middle School | Smaller | Lower economic need | Similar S:T ratio |
| Odle Middle School | Smaller | Lower economic need | Lower S:T ratio |
Comparisons are relative to Sammamish Senior High's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,850
- Students per teacher
- 21.3:1
- Resource Index
- 41/100
- Enrollment
- 1,683
- Students per teacher
- 24.4:1
- Resource Index
- 36/100
- Enrollment
- 1,611
- Students per teacher
- 19.2:1
- Resource Index
- 40/100
- Enrollment
- 1,007
- Students per teacher
- 21.9:1
- Resource Index
- 43/100
- Enrollment
- 974
- Students per teacher
- 18.7:1
- Resource Index
- 46/100
Similar high schools in Bellevue
3 comparable high schools (grades 9-12) serving the same city.
Similar high schools statewide
Matched by enrollment size and by staffing ratio across all of Washington, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~1,363 students)
Similar student-teacher ratio (~20.7:1)
Next steps
Verify locally before acting on Sammamish Senior High's federal record.
- Compare Sammamish Senior High against another school. Compare schools
- Bellevue School District's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Frequently asked questions about Sammamish Senior High
How many students attend Sammamish Senior High?
Sammamish Senior High has 1,363 students enrolled. It is a high school in Bellevue, WA.
What is the student-teacher ratio at Sammamish Senior High?
The student-teacher ratio at Sammamish Senior High is 20.7:1, which is 18% higher than the Washington average of 17.6:1 and 32% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Sammamish Senior High?
30.9% of students at Sammamish Senior High are eligible for free lunch, compared to the Washington average of 45.0%.
What is the racial and ethnic makeup of Sammamish Senior High?
The largest demographic group at Sammamish Senior High is Hispanic or Latino at 31.1% of enrollment, in Bellevue, WA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 75.1/100.
What is the Resource Investment Index for Sammamish Senior High?
Sammamish Senior High has a Resource Investment Index of 52/100 (higher reported resources relative to schools nationally) based on 5 factors: student-teacher ratio, AP course offerings, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Sammamish Senior High rank among high schools in Bellevue?
By Resource Investment Index, Sammamish Senior High ranks #2 of 4 high schools in Bellevue, WA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all high schools in Bellevue on the city page.
Is Sammamish Senior High a good school?
Sammamish Senior High earns 52/100 on the Resource Investment Index, with class sizes larger than 82% of Washington schools. It is also one of the largest schools in Washington. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
What other schools are in Bellevue School District?
Besides Sammamish Senior High, Bellevue School District also operates Newport Senior High School (1,850 students), Bellevue High School (1,683 students), and Interlake Senior High School (1,611 students). See the Bellevue School District district page for the complete list.
Related tools
Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.