Mountain House High School is a four-year, public high school located in the town of Mountain House near Tracy, California. On July 17, 2012, Lammersville Joint Unified School District broke ground on construction. The school opened in the Fall of 2014. It celebrated its 10 Year Anniversary in 2024.
Serving 2,275 students in grades 9-12, Mountain House High School ranks in the top 10% of all schools in California for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).
The percentage of students achieving proficiency in math is 62% (which is higher than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 76% (which is higher than the California state average of 47%).
The student:teacher ratio of 23:1 is higher than the California state level of 21:1.
Minority enrollment is 87% of the student body (majority Asian), which is higher than the California state average of 80% (majority Hispanic and Asian).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 2,275 students
- Student:Teacher Ratio: 23:1
- Minority Enrollment: 87%
- Graduation Rate: ≥99% (Top 1% in CA)
- Overall Testing Rank: Top 10%
- Math Proficiency: 62% (Top 20%)
- Reading Proficiency: 76% (Top 10%)
- Science Proficiency: 53% (Top 20%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Mountain House High School ranks among the top 20% of public schools in California for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Graduation Rate
School Overview
Mountain House High School's student population of 2,275 students has grown by 68% over five school years.
The teacher population of 97 teachers has grown by 49% over five school years.
Grades Offered
Grades 9-12
Total Students
2,275 students
Gender %
Total Classroom Teachers
97 teachers
Year Founded
2014
Colors
Blue, Silver
School Rankings
Mountain House High School ranks within the top 10% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Mountain House High School is 0.59, which is less than the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#883 out of 9523 schools
(Top 10%)
(Top 10%)
Math Test Scores (% Proficient)
62%
34%
Reading/Language Arts Test Scores (% Proficient)
76%
47%
Science Test Scores (% Proficient)
53%
29%
Student : Teacher Ratio
23:1
21:1
American Indian
1%
1%
Asian
61%
12%
Hispanic
13%
56%
Black
5%
5%
White
13%
20%
Hawaiian
1%
n/a
Two or more races
6%
6%
All Ethnic Groups
Graduation Rate
≥99%
87%
Eligible for Free Lunch
13%
54%
Eligible for Reduced Lunch (20-21)
1%
6%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Notes
- School Mascot: Mustang
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Mountain House High School's ranking?
Mountain House High School is ranked #883 out of 9,523 schools, which ranks it among the top 10% of public schools in California.
What schools are Mountain House High School often compared to?
Mountain House High Schoolis often viewed alongside schools like John C. Kimball High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
62% of students have achieved math proficiency (compared to the 34% CA state average), while 76% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Mountain House High School?
The graduation rate of Mountain House High School is 99%, which is higher than the California state average of 87%.
How many students attend Mountain House High School?
2,275 students attend Mountain House High School.
What is the racial composition of the student body?
61% of Mountain House High School students are Asian, 13% of students are Hispanic, 13% of students are White, 6% of students are Two or more races, 5% of students are Black, 1% of students are American Indian, and 1% of students are Hawaiian.
What is the student:teacher ratio of Mountain House High School?
Mountain House High School has a student ration of 23:1, which is higher than the California state average of 21:1.
What grades does Mountain House High School offer ?
Mountain House High School offers enrollment in grades 9-12
What school district is Mountain House High School part of?
Mountain House High School is part of Lammersville Joint Unified School District.
School Calendar
View the Mountain House High School below.
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