Very Good
#1801 of 9,533 schools in CA
Top 19% in state
Altamont Elementary
Elementary School · Lammersville Joint Unified
452 West Saint Francis Ave., Mountain House, CA 95391
Enrollment
642
Student-Teacher
23.8:1
Score
7.7
Grades
Kindergarten – 8th
Enrollment
642
Student-Teacher
23.8:1
Score
7.7
Grades
Kindergarten – 8th
Updated
2022-23
Updated 2022-23
How this school compares
In Mountain House
#2 of 7
public schools
California elementary schools
#1,261 of 5,817
In district
#2 of 8
Lammersville Joint Unified
Academic growth
9.4 / 10
Exceptional
About Altamont Elementary
Altamont Elementary serves 642 students in grades K-8 in Mountain House, California, earning strong recognition as one of the state's top-performing elementary schools. With a ranking of #1154 out of 9566 California schools, placing it in the 88th percentile, the school demonstrates impressive academic achievement that reflects its community's commitment to education. The school maintains a student-teacher ratio of 23.8:1 with 27 full-time equivalent teachers supporting students across all grade levels.
Academic performance is particularly noteworthy, with 71% of students achieving proficiency or above in English Language Arts and 67% reaching proficiency in mathematics. These strong outcomes contribute to the school's 9.1 out of 10 academic score and overall 8.0 rating. Altamont Elementary serves a well-educated community where 48% of residents hold bachelor's degrees or higher, and the median household income reaches $166,643.
The surrounding neighborhood maintains a low poverty rate of just 3.5%, with median home values of $737,600, reflecting the area's economic stability and investment in quality education. The school operates in Mountain House's mid-size suburban setting in San Joaquin County, providing students with a strong educational foundation in a thriving community environment.
What Parents Should Know
The student-teacher ratio at Altamont Elementary is 23.8:1, 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
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Altamont Elementary — Students at Altamont Elementary score 69% proficient, which is above what's typical for similar communities (expected: 69%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
11.7%
Students qualifying for federal meal assistance
Test Scores CA CAASPP (2023-24)
Based on 16 test records from CA state assessments. About our data
Proficiency Trend
↑ ImprovingAverage proficiency (% at or above grade level) across Math & ELA over time.
Source: EdFacts (NCES) and state assessment data. Growth score: 9.4/10.
How Altamont Elementary Compares
See how Altamont Elementary performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has improved from 60% (2019) to 66.74% (2024). Reading/ELA proficiency has improved from 65% (2019) to 71.76% (2024).
Location
452 West Saint Francis Ave., Mountain House, CA 95391
Nearby Alternatives
Families considering Altamont Elementary may also want to explore other elementary schools in the area. Hansen Elementary (rated 7.8/10, 1.5 miles away), with a very similar rating. Another option is Sebastian Questa Elementary (rated 7.2/10, 0.4 miles away), with a comparable rating. Additionally, Wicklund Elementary (rated 6.9/10, 0.9 miles away), with a comparable rating. For more schools in Mountain House, see our Mountain House schools guide .
Nearby Schools
20 within 6.7 mi| School | Distance | Rating |
|---|---|---|
| Sebastian Questa Elementary Mountain House | 0.4 mi | 7.2 |
| Bethany Elementary Mountain House | 0.7 mi | 5.7 |
| Wicklund Elementary Mountain House | 0.9 mi | 6.9 |
| Mountain House High Mountain House | 1.2 mi | 7.6 |
| Zaytech Academy Mountain House | 1.1 mi | — |
| Hansen Elementary Mountain House | 1.5 mi | 7.8 |
| Julius Cordes Elementary Mountain House | 1.6 mi | 6.3 |
| Mountain House Elementary Byron | 1.5 mi | — |
| Lammersville Elementary Tracy | 2.9 mi | 4.6 |
| John C. Kimball High Tracy | 5.4 mi | 7.0 |
| Art Freiler Tracy | 5.4 mi | 6.7 |
| Tracy Independent Study Charter Tracy | 5.8 mi | 3.2 |
| George Kelly Elementary Tracy | 6.3 mi | 6.4 |
| Melville S. Jacobson Elementary Tracy | 5.9 mi | 5.3 |
| Merrill F. West High Tracy | 6.1 mi | 4.7 |
| WEST VALLEY CHRISTIAN ACADEMY Tracy | 6.3 mi | 6.0 |
| BELLA VISTA CHRISTIAN ACADEMY Tracy | 6.5 mi | 6.0 |
| Louis J. Villalovoz Elementary Tracy | 6.7 mi | 4.7 |
| Earle E. Williams Middle Tracy | 6.8 mi | 6.3 |
| McKinley Elementary Tracy | 6.7 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 Altamont Elementary 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 |
|---|---|
| Anthony G. Bacich Elementary Kentfield, CA | 7.7 |
| Armada Elementary Moreno Valley, CA | 7.7 |
| Arroyo Elementary Tustin, CA | 7.7 |
| Bay Elementary San Lorenzo, CA | 7.7 |
| Benjamin Franklin Elementary Glendale, CA | 7.7 |
| Booksin Elementary San Jose, CA | 7.7 |
Frequently Asked Questions
Common questions about Altamont Elementary
What grades does Altamont Elementary serve?
Altamont Elementary serves students in grades Kindergarten through 8th.
How many students attend Altamont Elementary?
Altamont Elementary has an enrollment of approximately 642 students.
What is the student-teacher ratio at Altamont Elementary?
The student-teacher ratio at Altamont Elementary is 23.8:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Altamont Elementary rank in CA?
Altamont Elementary is ranked #1801 out of 9,533 schools in CA.
What is Altamont Elementary's MySchoolScout rating?
Altamont Elementary has a composite rating of 7.7 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 Altamont Elementary?
Based on the most recent state assessment data, Altamont Elementary has 65.9% math proficiency and 70.0% reading/ELA proficiency.
Is Altamont Elementary a charter school?
No, Altamont Elementary is not a charter school. It is a traditional public school operated by the local school district.
Is Altamont Elementary a Title I school?
No, Altamont Elementary is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Altamont Elementary?
11.7% of students at Altamont Elementary qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Neighborhood Context
Quick Facts NCES CCD (SY 2022-23)
- Grades
- Kindergarten – 8th
- Enrollment
- 642
- Student-Teacher Ratio
- 23.8:1
- Teachers (FTE)
- 27
- Free/Reduced Lunch
- 11.7%
- Type
- regular
- Setting
- Midsize Suburb
- County
- San Joaquin County
- Phone
- (209) 836-7240
- Data Year
- 2023–2024
Resources & Links
District
Lammersville Joint Unified- District Enrollment
- 7,764
- Schools in District
- 9
- Per-Pupil Spending
- $11,535
- District Rank
- #2 of 8
Other Schools in This District
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 methodologyRelated reading
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