SchoolRow
#74

Mountain House High

Mountain House, CA · Lammersville Joint Unified · Grades 9-12

74th of 1,528 California high schools statewide · better than 95% Improving

2,275
Students
2023–24 enrollment
23.7:1
Student / teacher ratio
11%
Free / reduced-price lunch
low-income indicator
8.5%
Chronically absent
CA average 20%

Mountain House High ranking

SchoolRow ranks Mountain House High 74th of 1,528 California high schools for 2024–25, based on CAASPP 2024–25 English and Math results — better than 95% of high schools statewide. Its statewide percentile went from 78th in 2016 to 95th in 2025 — improving.

Statewide percentile by year
25%50%75%95%201620202025no testing 2020–21

Mountain House High test scores

Percent meeting or exceeding the state standard, CAASPP 2024–25 · 584 students tested

English Language Arts
This school
81%
CA average
49%
Math
This school
67%
CA average
37%
Science
This school
63%
CA average
33%
English Language Arts over time this school CA average
25%50%75%81%49%201520202025no testing 2020–21
Math over time this school CA average
25%50%75%67%37%201520202025no testing 2020–21

Mountain House High students

Racial and ethnic breakdown of 2,275 students (202324, NCES) — and how it has shifted since 2014

Hispanic13%White13%Asian61%6%6%
Hover the pie for details
Hispanic 13%White 13%Asian 61%19%25%39%10%20142023
GroupTrend20142023Change
Asian38.8%60.7% 21.9 pts
Hispanic18.9%13.1% 5.8 pts
White25.3%13.0% 12.3 pts
Two or more races5.2%6.2% 1.0 pts
Black9.8%5.5% 4.3 pts
American Indian0.6%0.7% 0.1 pts
Pacific Islander1.5%0.6% 0.9 pts

Homes near Mountain House High

Typical home value $914K in zip 95391 as of 2026-05 · trend since 2008

$293K$586K$879K$1.17M$994K20082010201520202025

Data Provided by Zillow Group

See recently sold homes in 95391 on Zillow →

High schools near Mountain House High

Closest same-level schools, with 2024–25 state rank

View on the map →

Frequently asked questions

What school district is Mountain House High in?

Mountain House High is part of the Lammersville Joint Unified district in Mountain House, California.

Is Mountain House High a good school?

SchoolRow ranks Mountain House High 74th of 1,528 California high schools (better than 95% statewide) based on 2024–25 test results (CAASPP 2024–25).

What is the racial makeup of Mountain House High?

Asian 61%, Hispanic 13%, White 13%, Two or more races 6% (2,275 students, 2023–24).

How much do homes near Mountain House High cost?

The typical home value in zip code 95391 is $914K as of 2026-05 (Zillow ZHVI).

Sources: state education department data (CAASPP 2024–25, low-income, chronic absenteeism), National Center for Education Statistics via the Urban Institute (enrollment, demographics, staffing), Zillow Group (home values). Rankings are computed by SchoolRow from state English and Math results within grade level; they measure test performance, not everything that makes a school good.