Enrollment
2,428
California · 2024-25 NCES data
High school (grades 9-12) · Mountain House, CA
Mountain House High
Federal NCES profile for Mountain House High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 44/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 060141013692
👥 S:T ratio 0
📚 AP courses 100
🌟 Gifted program 70
🎓 Counselors 3
📋 Attendance 50
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Mountain House High earns 44/100 on the Resource Investment Index, with class sizes larger than 89% of California schools. It is also one of the largest schools in California.
- #7 of 7
- public schools in Mountain House · Resource Index
- 44
- Resource Index · Typical
- 27:1
- large classes for California
- 12.7%
- free-lunch eligible
Mountain House High has class sizes larger than 89% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Mountain House High ranks #7 of 7 public schools in Mountain House, CA.
School address
District: Lammersville Joint Unified · California
NCES ID 060141013692 Verify on NCES CCD record →
Teachers (FTE)
90.0
Federal CCD staff survey
Students per teacher
27:1
vs 21.5:1 California avg
+26% vs state
Free-lunch eligible
12.7%
vs 55.5% California avg
-77% vs state
Student-teacher ratio in context
How Mountain House High compares with California and U.S. medians
What stands out at Mountain House High
Mountain House High is a lower-poverty, large high school in Mountain House, California, enrolling 2,428 students.
Class loads run heavy: 27:1 is larger than about 89% of California schools and 26% above the 21.5:1 state mean, so each teacher carries more students than is typical.
Comparatively few students face economic hardship here, 12.7% free-meal eligibility runs 77% below the California average.
By headcount it is one of the larger campuses in California, bigger than 99% of state schools at 2,428 students.
Its Resource Investment Index sits near the middle of the pack among 9,998 scored California schools.
Against 168 statewide peers matched on enrollment and economic need, it ranks mid-pack at #110.
Its student body is led by Asian (62%) and White (13%) (diversity index 58/100).
On the academic-pipeline side it reports 30 Advanced Placement courses.
Counselor access is stretched at roughly 486 students per counselor, well above the ASCA-recommended 250:1 ceiling.
Attendance runs somewhat below the norm, with 20.2% of students chronically absent per the 2021-22 civil-rights collection.
The surrounding Lammersville Joint Unified spends $10,700 per pupil, 35% below the California average, a leaner-resourced district than most.
The federal civil-rights collection also records 5 expulsions at this campus for 2021-22.
Lammersville Joint Unified also operates Hansen Elementary (930 students) and Julius Cordes Elementary (877 students) alongside Mountain House 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 Mountain House High compares
Mountain House 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 | 27:1 | ▲ 26% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 12.7% | ▼ 77% | 55.5% | 51.7% |
| Enrollment | 2,428 | top 1% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
27:1
Leaner classes than 3% of US schools, heavier class loads than most.
2,428
Bigger than 99% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Economic need
12.7%
free-lunch eligible
- 77% below the California average of 55.5%
Below the 40% Title I threshold, among the lower-need profiles in the state; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
27:1
students per teacher
- 26% above state mean
Top 89% in California - lower ratio than 11% of state schools
Well above 20:1, one of the more stretched staffing loads nationally relative to enrollment.
Engagement
20.2%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$10,700
per pupil, district-wide
- below California avg of $16,509
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors5.0 FTE
Per 486 students, the combined health-and-guidance staffing load for this school.
Discipline context
46
in-school suspensions + 47 out-of-school
Suspension rate: 1.9 per 100 students. Combined in-school and out-of-school rate: 3.8 per 100 students. Reported via the Civil Rights Data Collection. Includes 5 expulsions.
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
Asian 62.0%
White 13.2%
Hispanic or Latino 12.3%
Two or More 6.2%
African American 5.2%
American Indian / Alaska Native 0.6%
Native Hawaiian / Pacific Islander 0.5%
Largest group: Asian at 62.0% of enrollment.
Student-body diversity index 57.6/100
Simpson diversity index - at 57.6, Mountain House High is more mixed than the California school average of 46.0.
Programs
AP courses offered 30
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Lammersville Joint Unified, which includes Mountain House High.
$10,700
Per student
-35%
vs California
Avg $16,509
-36%
vs U.S.
Avg $16,593
Revenue mix
Local 55.7%
State 39.9%
Federal 4.4%
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 Mountain House High Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Hansen Elementary | Smaller | Similar economic need | Lower S:T ratio |
| Julius Cordes Elementary | Smaller | Lower economic need | Similar S:T ratio |
| Sebastian Questa Elementary | Smaller | Similar economic need | Lower S:T ratio |
| Bethany Elementary | Smaller | Similar economic need | Lower S:T ratio |
| Wicklund Elementary | Smaller | Similar economic need | Lower S:T ratio |
Comparisons are relative to Mountain House High's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 930
- Students per teacher
- 25.1:1
- Resource Index
- 50/100
- Enrollment
- 877
- Students per teacher
- 25.8:1
- Resource Index
- 49/100
- Enrollment
- 822
- Students per teacher
- 21.1:1
- Resource Index
- 52/100
- Enrollment
- 768
- Students per teacher
- 22.6:1
- Resource Index
- 49/100
- Enrollment
- 689
- Students per teacher
- 19.7:1
- Resource Index
- 41/100
Similar high schools statewide
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.
Similar enrollment (~2,428 students)
Similar student-teacher ratio (~27:1)
Next steps
Verify locally before acting on Mountain House High's federal record.
- Compare Mountain House High against another school. Compare schools
- Lammersville Joint Unified'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 Mountain House High
How many students attend Mountain House High?
Mountain House High has 2,428 students enrolled. It is a high school in Mountain House, CA.
What is the student-teacher ratio at Mountain House High?
The student-teacher ratio at Mountain House High is 27:1, which is 26% higher than the California average of 21.5:1 and 72% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Mountain House High?
12.7% of students at Mountain House High are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Mountain House High?
The largest demographic group at Mountain House High is Asian at 62.0% of enrollment, in Mountain House, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 57.6/100.
What is the Resource Investment Index for Mountain House High?
Mountain House High has a Resource Investment Index of 44/100 (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).
How does Mountain House High rank among public schools in Mountain House?
By Resource Investment Index, Mountain House High ranks #7 of 7 public schools in Mountain House, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Mountain House on the city page.
Is Mountain House High a good school?
Mountain House High earns 44/100 on the Resource Investment Index, with class sizes larger than 89% of California schools. 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.
What other schools are in Lammersville Joint Unified?
Besides Mountain House High, Lammersville Joint Unified also operates Hansen Elementary (930 students), Julius Cordes Elementary (877 students), and Sebastian Questa Elementary (822 students). See the Lammersville Joint Unified 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.