Skip to main content

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

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

Full Profile · 3/3 metrics
Student Progress7.2Very Good50%
Year-over-year improvement in student test scores.
View breakdown
Years of Data2
Annual Change-0.5 pts/yr
Data Period2019–2024
TrendStable
Academics9.0Exceptional30%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency63.3%
Reading/ELA Proficiency62.5%
Math vs. State Avg+17.6 pts
Reading vs. State Avg+19.7 pts
Overall Proficiency63%
Expected (poverty-adj.)51%
vs. Expected+12.2 pts
Adjusted Percentile84th
College ReadinessNot Available

Data not available for this school

Resources & Environment4.7Below Average20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio22.7:1
Per-Pupil Spending$13,167

Gladstone Elementary — Students at Gladstone Elementary score 63% proficient, which is above what's typical for similar communities (expected: 51%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

43%

Students qualifying for federal meal assistance

Test Scores CA CAASPP (2023-24)

Math Proficiency 63.3%
School
State
39.4%
ELA Proficiency 63.7%
School
State
45.3%

Based on 10 test records from CA state assessments. About our data

Proficiency Trend

→ Stable

Average proficiency (% at or above grade level) across Math & ELA over time.

2019
Math
63%
ELA
68%
2024
Math
63.4%
ELA
62.6%

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.

Overall Score
7.2/10
71th percentile in CA
Academic
9.0/10
9.0/10
Growth
7.2/10
Above average
Environment
4.7/10
Below average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
43%
Teaching Staff
23:1 student-teacher ratio
23 teachers

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.

11 schools nearby View map →

Neighborhood Context

Walk Score
74 Very Walkable
Bike Score
50 Bikeable
City Safety
High (2,574/100K)

Powered by Walk Score

FBI UCR 2024. City-level (San Dimas). Data >1 year old.

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
Data Year
2023–2024

District

Bonita Unified
District Enrollment
9,957
Schools in District
15
Per-Pupil Spending
$14,544
District Rank
#8 of 13

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 methodology

Related reading

Get school insights in your inbox

New rankings, best-schools lists, and parent guides — delivered free. No spam, unsubscribe anytime.

We respect your privacy. Unsubscribe at any time.