Enrollment
1,670
California · 2024-25 NCES data
High school (grades 9-12) · Oceanside, CA
Federal NCES profile for Mission Vista High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 35/100.
The verdict
Mission Vista High earns 35/100 on the Resource Investment Index, with class sizes near the California median. It is also one of the largest schools in California.
Mission Vista High has class sizes near the California median. Computed live against every California school reporting to NCES.
By Resource Investment Index, Mission Vista High ranks #3 of 6 high schools in Oceanside, CA.
NCES ID 064119012341 Verify on NCES CCD record →
Enrollment
1,670
California · 2024-25 NCES data
Teachers (FTE)
71.0
Federal CCD staff survey
Students per teacher
23.5:1
vs 21.5:1 California avg
+9% vs state
Free-lunch eligible
25.8%
vs 55.5% California avg
-54% vs state
How Mission Vista High compares with California and U.S. medians
Slightly above state median
23.5:1 - 2.0 above the California state median of 21.5:1, indicating larger average class loads than typical schools in the state.
Mission Vista High is a large high school in Oceanside, California, enrolling 1,670 students.
Class loads run somewhat heavier than typical: 23.5:1 puts it in the larger third of California schools by student-teacher ratio.
Economic need runs somewhat below the state's typical profile, with 25.8% of students eligible for free meals.
By headcount it is one of the larger campuses in California, bigger than 95% of state schools at 1,670 students.
Its Resource Investment Index sits near the middle of the pack among 9,998 scored California schools.
Among 339 similarly sized, similarly resourced-need California schools statewide, it ranks #250, in the lower tier once campus size and economic need are matched.
Its student body is led by Hispanic or Latino (41%) and White (40%), more mixed than most schools in the state (diversity index 66/100).
On the academic-pipeline side it reports 13 Advanced Placement courses.
Counselor access is stretched at roughly 418 students per counselor, well above the ASCA-recommended 250:1 ceiling.
16.9% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
Among Oceanside's high schools, it stands alongside El Camino High (2,463 students): Mission Vista High is smaller than that campus by headcount and runs heavier classes (23.5:1 vs 22.8:1).
Vista Unified also operates Rancho Buena Vista High (1,949 students) and Vista High (1,746 students) alongside Mission Vista 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
Mission Vista High on the metrics families compare, against California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 23.5:1 | ▲ 9% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 25.8% | ▼ 54% | 55.5% | 51.7% |
| Enrollment | 1,670 | top 5% | - | - |
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 40.6% of enrollment.
Simpson diversity index - at 66.3, Mission Vista High is more mixed than the California school average of 46.0.
District-wide per-pupil expenditure for Vista Unified, which includes Mission Vista High.
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 |
|---|---|---|---|
| Rancho Buena Vista High | Similar size | Higher economic need | Lower S:T ratio |
| Vista High | Similar size | Higher economic need | Lower S:T ratio |
| Madison Middle | Smaller | Higher economic need | Similar S:T ratio |
| Roosevelt Middle | Smaller | Higher economic need | Similar S:T ratio |
| Vista Magnet Middle School of Technology Science and Math | Smaller | Higher economic need | Lower S:T ratio |
Comparisons are relative to Mission Vista High's own figures; each column derives from NCES Common Core of Data.
5 comparable high schools (grades 9-12) serving the same city.
Matched by enrollment size and by staffing ratio across all of California, not just this city - a different peer set than the local comparisons above.
Next steps
Verify locally before acting on Mission Vista High'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.
Mission Vista High has 1,670 students enrolled. It is a high school in Oceanside, CA.
The student-teacher ratio at Mission Vista High is 23.5:1, which is 9% higher than the California average of 21.5:1 and 50% higher than the national average of 15.7:1.
25.8% of students at Mission Vista High are eligible for free lunch, compared to the California average of 55.5%.
The largest demographic group at Mission Vista High is Hispanic or Latino at 40.6% of enrollment, in Oceanside, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 66.3/100.
Mission Vista High has a Resource Investment Index of 35/100 (typical 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).
By Resource Investment Index, Mission Vista High ranks #3 of 6 high schools in Oceanside, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all high schools in Oceanside on the city page.
Mission Vista High earns 35/100 on the Resource Investment Index, with class sizes near the California median. It is also one of the largest schools in California. 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 Mission Vista High, Vista Unified also operates Rancho Buena Vista High (1,949 students), Vista High (1,746 students), and Madison Middle (1,158 students). See the Vista Unified 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.
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PlainSchools, “Mission Vista High, Oceanside CA.” 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/mission-vista-high-ca
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