SA
High SchoolsGrades 9-12

Mountain House High

Lammersville Joint Unified · San Joaquin County · 1090 South Central Parkway, Mountain House, CA 95391-1353

(209) 836-7460

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10/10
#74
Rank 74 out of 1,227
Top 6%
English Language Arts9/10 · #130 · 89th percentile
Mathematics10/10 · #58 · 95th percentile
Science10/10 · #60 · 95th percentile

English Language Arts

Math Trend

Science Trend

School Overview

Mountain House High sits at the heart of one of California's newer master-planned communities, where the suburbs of the Bay Area gradually give way to the Central Valley — and the school reflects that carefully built environment. Families who moved to Mountain House for its newer homes, tight-knit feel, and relative affordability compared to the Bay get a high school that genuinely punches at that level academically, ranking in the top 6% in the state with particularly strong math and science scores. It's a great fit for families who want a smaller, community-rooted town feel without sacrificing the kind of rigorous academic environment you'd expect from a much more expensive zip code.

Student Demographics

570 students tested · 2024-25 school year

Ethnicity

Asian
322 (56%)
White
78 (14%)
Hispanic
69 (12%)
Filipino
48 (8%)
African American
29 (5%)
Multiple Races
20 (4%)
Other
5 (1%)

Key Indicators

English Learners47 (8%)
Socioeconomically Disadvantaged76 (13%)
Students with Disabilities22 (4%)

Staff & Teachers(2024-25)

2,428
Enrollment
102.2
Teachers (FTE)
23.7:1
Student-Staff Ratio
5
Administrators (FTE)
22.6
Avg Class Size*(2023-24)

Graduation Rate

99.2%of students graduate within 4 years

Graduation Rate Trend

College Readiness

Advanced Placement (AP) and International Baccalaureate (IB) programs offer college-level coursework and are a key indicator of academic rigor.

30
AP Courses
offered
42.7%
AP Participation
of students
915
AP Enrollment
students

Source: Civil Rights Data Collection (CRDC) 2021-22

Athletics

Mustangs · CIF Sac-Joaquin Section

25
varsity sports
10 boys
11 girls
BaseballBasketball (Boys)Basketball (Girls)Cross Country (Boys)Cross Country (Girls)Flag Football (Girls)Football (11 person)Golf (Boys)

Source: CIF Home Campus 2025-26

Community Enrichment Programs

This supplementary score measures the availability of enrichment programs — such as tutoring, music, dance, sports, and arts — within 3 miles of the school. Schools in communities with more diverse and accessible programs score higher.

Nearby Programs3/10 · #1662 · 25th percentile

22 programs within 3 miles. Ranked among High Schools in California.

Nearby Libraries

No programs found