Very Good
#2817 of 9,533 schools in CA
Top 30% in state
Gladstone Elementary
Elementary School · Bonita Unified
115 West Allen Ave., San Dimas, CA 91773
Enrollment
523
Student-Teacher
22.7:1
Score
7.2
Grades
Kindergarten – 5th
Enrollment
523
Student-Teacher
22.7:1
Score
7.2
Grades
Kindergarten – 5th
Updated
2022-23
Updated 2022-23
How this school compares
In San Dimas
#8 of 14
public schools
California elementary schools
#1,890 of 5,817
In district
#8 of 13
Bonita Unified
Equity
9.1 / 10
Exceptional
About Gladstone Elementary
Gladstone Elementary serves 523 students in kindergarten through fifth grade in San Dimas, offering a strong academic foundation in Los Angeles County's suburban landscape. With 23 full-time equivalent teachers maintaining a 22.7:1 student-teacher ratio, the school has earned recognition as a high-performing institution, ranking in the 88th percentile statewide at #1174 out of 9,566 California elementary schools. The school demonstrates solid academic achievement with 63% of students performing at proficient or above levels in both English Language Arts and mathematics across all grade levels.
This consistent performance in core subjects has contributed to Gladstone's impressive 8.7 out of 10 academic score and overall 8.0 MySchoolScout rating. Gladstone Elementary draws families from a well-established community where the median household income reaches $101,466 and 38% of residents hold bachelor's degrees or higher. The neighborhood's stability is reflected in median home values of $714,400 and a relatively low poverty rate of 9.4%.
Located on West Allen Avenue, the school sits in the heart of San Dimas's large suburban area, providing students with a supportive educational environment within a thriving middle-class community.
What Parents Should Know
The student-teacher ratio at Gladstone Elementary is 22.7:1, 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
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Gladstone Elementary — Students at Gladstone Elementary score 63% proficient, which is above what's typical for similar communities (expected: 51%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
43%
Students qualifying for federal meal assistance
Test Scores CA CAASPP (2023-24)
Based on 10 test records from CA state assessments. About our data
Proficiency Trend
→ StableAverage proficiency (% at or above grade level) across Math & ELA over time.
Source: EdFacts (NCES) and state assessment data. Growth score: 7.2/10.
How Gladstone Elementary Compares
See how Gladstone Elementary performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has remained stable from 63% (2019) to 63.27% (2024). Reading/ELA proficiency has declined from 68% (2019) to 62.45% (2024).
Location
115 West Allen Ave., San Dimas, CA 91773
Nearby Alternatives
Families considering Gladstone Elementary may also want to explore other elementary schools in the area. Willow Elementary (rated 8.8/10, 0.4 miles away, in nearby Glendora), which scores notably higher. Another option is Arma J. Shull Elementary (rated 7.2/10, 0.8 miles away), with a very similar rating. Additionally, Glen Oak Elementary (rated 6.7/10, 1.3 miles away, in nearby Covina), with a comparable rating. For more schools in San Dimas, see our San Dimas schools guide .
Nearby Schools
20 within 1.4 mi| School | Distance | Rating |
|---|---|---|
| Willow Elementary Glendora | 0.4 mi | 8.8 |
| ARROW MONTESSORI SCHOOL OF SAN DIMAS San Dimas | 0.6 mi | 6.2 |
| Arrow Montessori School of San Dimas San Dimas | 0.6 mi | — |
| DOVE DAY SCHOOL- EDUCATIONAL PROGRAMS- INC. San Dimas | 0.7 mi | — |
| Arma J. Shull Elementary San Dimas | 0.8 mi | 7.2 |
| Arrow High (Continuation) Glendora | 0.8 mi | 5.4 |
| Oak Knoll Alternative Glendora | 0.8 mi | 5.4 |
| Bridges Community Day Glendora | 0.8 mi | — |
| Lone Hill Middle San Dimas | 1.1 mi | 7.5 |
| San Dimas High San Dimas | 1.2 mi | 8.4 |
| Adult Transition Program San Dimas | 1.2 mi | — |
| Sutherland Elementary Glendora | 1.2 mi | 6.5 |
| Glen Oak Elementary Covina | 1.3 mi | 6.7 |
| ST DOROTHY CATHOLIC SCHOOL Glendora | 1.4 mi | 5.6 |
| Glendora High Glendora | 1.4 mi | 5.9 |
| St. Dorothy Elementary School Glendora | 1.4 mi | — |
| CANYON VIEW SCHOOL San Dimas | 1.5 mi | 6.7 |
| ST LOUISE DE MARILLAC SCHOOL Covina | 1.5 mi | 5.5 |
| St. Louise de Marillac School Covina | 1.5 mi | — |
| Chaparral High (Continuation) San Dimas | 1.4 mi | 7.0 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 91773 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$105,926
Median Home Value
$754,700
Median Rent
$2,232/mo
Population
33,917
College Educated
40.4%
Homeownership
71.3%
Avg Commute
31.9 min
Poverty Rate
9.2%
Median Age
42.7
Community Profile
The community surrounding Gladstone Elementary has a median household income of $105,926. It is a well-educated community where 40% of adults hold a bachelor's degree or higher. The median home value in the area is $754,700, with a median rent of $2,232/month. The local poverty rate of 9.2% is relatively low. The average commute for residents is 32 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| ALMADEN COUNTRY DAY SCHOOL San Jose, CA | 7.2 |
| Agnes Ware Stanley Elementary Garden Grove, CA | 7.2 |
| Alpha Elementary Madera, CA | 7.2 |
| Alta Vista Elementary Los Gatos, CA | 7.2 |
| Alturas Elementary Alturas, CA | 7.2 |
| Ambler Avenue Elementary Carson, CA | 7.2 |
Frequently Asked Questions
Common questions about Gladstone Elementary
What grades does Gladstone Elementary serve?
Gladstone Elementary serves students in grades Kindergarten through 5th.
How many students attend Gladstone Elementary?
Gladstone Elementary has an enrollment of approximately 523 students.
What is the student-teacher ratio at Gladstone Elementary?
The student-teacher ratio at Gladstone Elementary is 22.7:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Gladstone Elementary rank in CA?
Gladstone Elementary is ranked #2817 out of 9,533 schools in CA.
What is Gladstone Elementary's MySchoolScout rating?
Gladstone Elementary has a composite rating of 7.2 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 Gladstone Elementary?
Based on the most recent state assessment data, Gladstone Elementary has 63.3% math proficiency and 63.7% reading/ELA proficiency.
Is Gladstone Elementary a charter school?
No, Gladstone Elementary is not a charter school. It is a traditional public school operated by the local school district.
Is Gladstone Elementary a Title I school?
No, Gladstone Elementary is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Gladstone Elementary?
43.0% of students at Gladstone 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.
Explore More Schools
Neighborhood Context
Quick Facts NCES CCD (SY 2022-23)
- Grades
- Kindergarten – 5th
- Enrollment
- 523
- Student-Teacher Ratio
- 22.7:1
- Teachers (FTE)
- 23
- Free/Reduced Lunch
- 43.0%
- Type
- regular
- Setting
- Large Suburb
- County
- Los Angeles County
- Phone
- (909) 971-8204
- Data Year
- 2023–2024
Resources & Links
District
Bonita Unified- District Enrollment
- 9,957
- Schools in District
- 15
- Per-Pupil Spending
- $14,544
- District Rank
- #8 of 13
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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