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Very Good

#1982 of 9,533 schools in CA

Top 21% in state

Mountain House High

High School · Lammersville Joint Unified

111 De Anza Blvd., Mountain House, CA 95391

Enrollment

2,275

Student-Teacher

23.7:1

Score

7.6

Grades

9th – 12th

Updated 2022-23

How this school compares

In Mountain House

#3 of 7

public schools

California high schools

#342 of 1,892

In district

#3 of 8

Lammersville Joint Unified

Academic growth

9.2 / 10

Exceptional

About Mountain House High

Mountain House High serves 2,275 students in grades 9-12 in the growing community of Mountain House, California. With 96 full-time equivalent teachers, the school maintains a student-teacher ratio of 23.7:1, providing a substantial learning environment for its large student body. The school demonstrates strong academic performance, earning a MySchoolScout rating of 7.8 out of 10 and ranking in the 85th percentile statewide at #1444 out of 9,566 California schools.

Students show solid proficiency rates with 74% meeting or exceeding standards in English Language Arts and 60% in mathematics across all grade levels. Mountain House High operates as a regular public high school in San Joaquin County, serving a community characterized by educational achievement and economic stability. The surrounding area reflects a well-educated population, with 48% of residents holding bachelor's degrees or higher, and the median household income reaching $166,643.

The low poverty rate of 3.5% indicates a community with strong resources to support student success. The school sits in Mountain House's mid-size suburban setting, where median home values of $737,600 reflect the area's desirability and growth as a family-oriented community in the Central Valley.

What Parents Should Know

Mountain House High is a large school with 2,275 students enrolled. Larger schools typically offer a wider range of academic programs, electives, and extracurricular activities. Parents may want to ask about how the school maintains a sense of community and ensures students don't get lost in the crowd.

The student-teacher ratio at Mountain House High is 23.7:1, which is higher than the national average. This may mean larger class sizes, so parents should ask about classroom support, teaching assistants, and how the school differentiates instruction for students who need extra help.

Score Breakdown

Full Profile · 4/4 metrics
Student Progress9.2Exceptional25%
Year-over-year improvement in student test scores.
View breakdown
Years of Data3
Annual Change+0.86 pts/yr
Data Period2019–2024
TrendStable
Academics8.1Excellent25%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency60.1%
Reading/ELA Proficiency74%
Math vs. State Avg+32.1 pts
Reading vs. State Avg+18.1 pts
Overall Proficiency67%
Expected (poverty-adj.)68%
vs. Expected-1.1 pts
Adjusted Percentile71th
College Readiness9.4Exceptional30%
Graduation rates, AP course participation, and IB availability.
View breakdown
AP Participation40.2%
IB ProgramNo
Resources & Environment2.4Needs Improvement20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio23.7:1
Per-Pupil Spending$10,703

Mountain House High — Students at Mountain House High score 67% proficient, which is below what's typical for similar communities (expected: 68%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

12.8%

Students qualifying for federal meal assistance

Test Scores CA CAASPP (2023-24)

Math Proficiency 57.6%
School
State
31.8%
ELA Proficiency 74.5%
School
State
51.5%

Based on 8 test records from CA state assessments. About our data

Proficiency Trend

→ Stable

Average proficiency (% at or above grade level) across Math & ELA over time.

2019
Math
50%
ELA
75%
2021*
Math
60%
ELA
75%
2024
Math
60.1%
ELA
74%

* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.

Source: EdFacts (NCES) and state assessment data. Growth score: 9.2/10.

How Mountain House High Compares

See how Mountain House High performs across key quality dimensions compared to state benchmarks.

Overall Score
7.6/10
79th percentile in CA
Academic
8.1/10
8.1/10
Growth
9.2/10
Above average
Environment
2.4/10
Below average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
13%
Teaching Staff
24:1 student-teacher ratio
96 teachers

Location

111 De Anza Blvd., Mountain House, CA 95391

Nearby Alternatives

Families considering Mountain House High may also want to explore other high schools in the area. John C. Kimball High (rated 7.0/10, 4.5 miles away, in nearby Tracy), with a comparable rating. Additionally, Merrill F. West High (rated 4.7/10, 5.5 miles away, in nearby Tracy), a more accessible option. For more schools in Mountain House, see our Mountain House schools guide .

Nearby Schools

20 within 6.1 mi
School Distance Rating
Julius Cordes Elementary Mountain House 0.4 mi 6.3
Hansen Elementary Mountain House 0.5 mi 7.8
Wicklund Elementary Mountain House 0.6 mi 6.9
Bethany Elementary Mountain House 0.6 mi 5.7
Zaytech Academy Mountain House 1.1 mi
Altamont Elementary Mountain House 1.2 mi 7.7
Sebastian Questa Elementary Mountain House 1.7 mi 7.2
Lammersville Elementary Tracy 2.0 mi 4.6
Mountain House Elementary Byron 2.3 mi
John C. Kimball High Tracy 4.5 mi 7.0
Art Freiler Tracy 4.8 mi 6.7
George Kelly Elementary Tracy 5.3 mi 6.4
Tracy Independent Study Charter Tracy 5.2 mi 3.2
Melville S. Jacobson Elementary Tracy 5.4 mi 5.3
Merrill F. West High Tracy 5.5 mi 4.7
WEST VALLEY CHRISTIAN ACADEMY Tracy 5.6 mi 6.0
Louis J. Villalovoz Elementary Tracy 6.0 mi 4.7
BELLA VISTA CHRISTIAN ACADEMY Tracy 5.9 mi 6.0
Earle E. Williams Middle Tracy 6.0 mi 6.3
McKinley Elementary Tracy 6.1 mi 6.5

Neighborhood Census ACS (2019-2023)

Census data for ZIP 95391 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$171,510

Median Home Value

$859,600

Median Rent

$3,232/mo

Population

25,193

College Educated

50.7%

Homeownership

73.2%

Avg Commute

54.7 min

Poverty Rate

2.7%

Median Age

34.2

Community Profile

The community surrounding Mountain House High has a median household income of $171,510. It is a well-educated community where 51% of adults hold a bachelor's degree or higher. The median home value in the area is $859,600, with a median rent of $3,232/month. The local poverty rate of 2.7% is relatively low. The average commute in the area is 55 minutes, which is above the national average. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
Analy High Sebastopol, CA 7.6
Brea Olinda High Brea, CA 7.6
Buchanan High Clovis, CA 7.6
Cypress High Cypress, CA 7.6
Del Norte High San Diego, CA 7.6
Eastlake High Chula Vista, CA 7.6

Frequently Asked Questions

Common questions about Mountain House High

What grades does Mountain House High serve?

Mountain House High serves students in grades 9th through 12th.

How many students attend Mountain House High?

Mountain House High has an enrollment of approximately 2,275 students.

What is the student-teacher ratio at Mountain House High?

The student-teacher ratio at Mountain House High is 23.7:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Mountain House High rank in CA?

Mountain House High is ranked #1982 out of 9,533 schools in CA.

What is Mountain House High's MySchoolScout rating?

Mountain House High has a composite rating of 7.6 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.

What are the test scores at Mountain House High?

Based on the most recent state assessment data, Mountain House High has 57.6% math proficiency and 74.5% reading/ELA proficiency.

Is Mountain House High a charter school?

No, Mountain House High is not a charter school. It is a traditional public school operated by the local school district.

Is Mountain House High a Title I school?

No, Mountain House High is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Mountain House High?

12.8% of students at Mountain House High qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.

11 schools nearby View map →

Neighborhood Context

Walk Score
15 Car-Dependent
Bike Score
27 Somewhat Bikeable
County Safety
Average (339/100K)

Powered by Walk Score

FBI UCR 2024. County-level only. Data >1 year old.

Quick Facts NCES CCD (SY 2022-23)

Grades
9th – 12th
Enrollment
2,275
Student-Teacher Ratio
23.7:1
Teachers (FTE)
96
Free/Reduced Lunch
12.8%
Type
regular
Setting
Midsize Suburb
County
San Joaquin County
Data Year
2023–2024

District

Lammersville Joint Unified
District Enrollment
7,764
Schools in District
9
Per-Pupil Spending
$11,535
District Rank
#3 of 8

How We Rate Schools

Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.

Read our full methodology

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