Enrollment
815
Washington · 2024-25 NCES data
Middle school (grades 6-8) · Yakima, WA
Federal NCES profile for Lewis & Clark Middle School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 42/100.
The verdict
Lewis & Clark Middle School earns 42/100 on the Resource Investment Index, with class sizes larger than 72% of Washington schools. It is also less racially and ethnically mixed than most Washington schools.
Lewis & Clark Middle School has class sizes larger than 72% of Washington schools. Computed live against every Washington school reporting to NCES.
By Resource Investment Index, Lewis & Clark Middle School ranks #5 of 6 middle schools in Yakima, WA.
NCES ID 531011001698 Verify on NCES CCD record →
Enrollment
815
Washington · 2024-25 NCES data
Teachers (FTE)
43.0
Federal CCD staff survey
Students per teacher
19:1
vs 17.6:1 Washington avg
+8% vs state
Free-lunch eligible
82.7%
vs 45.0% Washington avg
+84% vs state
How Lewis & Clark Middle School compares with Washington and U.S. medians
Slightly above state median
19:1 - 1.4 above the Washington state median of 17.6:1, indicating larger average class loads than typical schools in the state.
Lewis & Clark Middle School is a high-poverty, large middle school in Yakima, Washington, enrolling 815 students.
Class loads run somewhat heavier than typical: 19:1 puts it in the larger third of Washington schools by student-teacher ratio.
Economic need is high: 82.7% of students qualify for free meals, 84% above the Washington average, a Title I-weighted population that federal funding formulas prioritise.
By headcount it is one of the larger campuses in Washington, bigger than 90% of state schools at 815 students.
Its Resource Investment Index sits near the middle of the pack among 2,394 scored Washington schools.
Against 92 statewide peers matched on enrollment and economic need, it ranks mid-pack at #51.
Its student body is predominantly Hispanic or Latino (90% of enrollment), among the less diverse in the state (diversity index 19/100).
Counselor coverage runs a bit thin, about 286 students per counselor, somewhat past the ASCA-recommended 250:1 benchmark.
Chronic absenteeism is elevated: 27.2% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
Its district draws 21.0% of revenue from federal sources, an above-typical federal share that tends to track a higher-need student population.
The federal civil-rights collection also records 2 expulsions at this campus for 2021-22.
Among Yakima's middle schools, it stands alongside West Valley Mid-Level Campus (1,167 students): Lewis & Clark Middle School is smaller than that campus by headcount and runs leaner classes (19:1 vs 19.1:1).
Yakima School District also operates Davis High School (2,359 students) and Eisenhower High School (2,258 students) alongside Lewis & Clark Middle School.
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
Lewis & Clark Middle School on the metrics families compare, against Washington and U.S. means.
| Metric | This school | vs Washington | Washington avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 19:1 | ▲ 8% | 17.6:1 | 15.7:1 |
| Free-lunch eligible | 82.7% | ▲ 84% | 45.0% | 51.7% |
| Enrollment | 815 | top 10% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
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.
Largest group: Hispanic or Latino at 89.8% of enrollment.
Simpson diversity index - at 18.8, Lewis & Clark Middle School is less mixed than the Washington school average of 53.3.
District-wide per-pupil expenditure for Yakima School District, which includes Lewis & Clark Middle School.
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.
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Davis High School | Larger | Similar economic need | Similar S:T ratio |
| Eisenhower High School | Larger | Lower economic need | Higher S:T ratio |
| Franklin Middle School | Similar size | Similar economic need | Similar S:T ratio |
| Wilson Middle School | Similar size | Lower economic need | Similar S:T ratio |
| Washington Middle School | Similar size | Similar economic need | Lower S:T ratio |
Comparisons are relative to Lewis & Clark Middle School's own figures; each column derives from NCES Common Core of Data.
5 comparable middle schools (grades 6-8) serving the same city.
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.
Next steps
Verify locally before acting on Lewis & Clark Middle School's federal record.
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.
Lewis & Clark Middle School has 815 students enrolled. It is a middle school in Yakima, WA.
The student-teacher ratio at Lewis & Clark Middle School is 19:1, which is 8% higher than the Washington average of 17.6:1 and 21% higher than the national average of 15.7:1.
82.7% of students at Lewis & Clark Middle School are eligible for free lunch, compared to the Washington average of 45.0%.
The largest demographic group at Lewis & Clark Middle School is Hispanic or Latino at 89.8% of enrollment, in Yakima, WA.
Lewis & Clark Middle School has a Resource Investment Index of 42/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
By Resource Investment Index, Lewis & Clark Middle School ranks #5 of 6 middle schools in Yakima, 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 Yakima on the city page.
Lewis & Clark Middle School earns 42/100 on the Resource Investment Index, with class sizes larger than 72% of Washington schools. It is also less racially and ethnically mixed than most Washington schools. 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.
Besides Lewis & Clark Middle School, Yakima School District also operates Davis High School (2,359 students), Eisenhower High School (2,258 students), and Franklin Middle School (848 students). See the Yakima School District district page for the complete list.
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.
Published by
PlainSchools Editorial
Independent public-data reference that compiles, verifies, and contextualizes official datasets. We do not accept compensation from entities we cover, and every dataset cites its originating public source.
Last updated:
PlainSchools, “Lewis & Clark Middle School, Yakima WA.” Compiled from NCES Common Core of Data, Civil Rights Data Collection, and the NCES F-33 finance survey; data as of June 2026. https://plainschools.com/schools/lewis-clark-middle-school-wa
You are welcome to quote these figures with attribution to PlainSchools and the underlying source. The URL above is stable.