Needs Improvement
#9071 of 9,533 schools in CA
Ontario Center
Elementary School · Cucamonga Elementary
8776 Archibald Ave., Rancho Cucamonga, CA 91730
Enrollment
563
Student-Teacher
21.7:1
Score
3.8
Grades
Kindergarten – 5th
Enrollment
563
Student-Teacher
21.7:1
Score
3.8
Grades
Kindergarten – 5th
Updated
2022-23
Updated 2022-23
How this school compares
In Rancho Cucamonga
#14 of 14
public schools
California elementary schools
#5,461 of 5,817
In district
#4 of 4
Cucamonga Elementary
School environment
7.2 / 10
Strong
About Ontario Center
Ontario Center is a regular public elementary school located in the mid-size city of Rancho Cucamonga, California. The school serves students from kindergarten through fifth grade and has an enrollment of 563 students. With a student-teacher ratio of 21.7:1, Ontario Center aims to provide a supportive learning environment for its young scholars.
The academic performance at Ontario Center currently stands at the lower end of the state rankings, placing it at #8444 out of 9566 schools in California (12th percentile). The MySchoolScout rating reflects this with a score of 3.1/10 and an academic score of 2.9/10. In terms of proficiency rates, only 27% of students are proficient or above in ELA/reading, while 22% meet the standard in math.
Despite these figures, Ontario Center is working diligently to improve its educational outcomes and support student development. Ontario Center is situated within a bustling community that offers both urban conveniences and suburban charm. The school is committed to providing its students with a nurturing environment where they can grow academically and personally.
What Parents Should Know
The student-teacher ratio at Ontario Center is 21.7:1, 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 metricsView breakdown
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Data not available for this school
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Ontario Center — Students at Ontario Center score 21% proficient, which is below what's typical for similar communities (expected: 34%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
71.4%
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
↓ DecliningAverage proficiency (% at or above grade level) across Math & ELA over time.
Source: EdFacts (NCES) and state assessment data. Growth score: 2.5/10.
How Ontario Center Compares
See how Ontario Center performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 31% (2019) to 20.07% (2024). Reading/ELA proficiency has declined from 42% (2019) to 22.84% (2024).
Location
8776 Archibald Ave., Rancho Cucamonga, CA 91730
Nearby Alternatives
Families considering Ontario Center may also want to explore other elementary schools in the area. Corona Elementary (rated 8.6/10, 1.9 miles away, in nearby Ontario), which scores notably higher. Another option is Mariposa Elementary (rated 8.0/10, 2.2 miles away, in nearby Ontario), which scores notably higher. Additionally, MONTESSORI SCHOOL HOUSE (rated 7.1/10, 1.4 miles away), which scores notably higher. For more schools in Rancho Cucamonga, see our Rancho Cucamonga schools guide .
Nearby Schools
20 within 2.3 miNeighborhood Census ACS (2019-2023)
Census data for ZIP 91730 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$89,654
Median Home Value
$595,400
Median Rent
$2,240/mo
Population
71,692
College Educated
32.5%
Homeownership
48.4%
Avg Commute
31.8 min
Poverty Rate
10.1%
Median Age
34.8
Community Profile
The community surrounding Ontario Center has a median household income of $89,654. It is an area where 33% of adults hold a bachelor's degree or higher. The median home value in the area is $595,400, with a median rent of $2,240/month. The area has a poverty rate of 10.1%. 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 |
|---|---|
| Allison Elementary Pomona, CA | 3.8 |
| Amelia Earhart Elementary School of International Studies Indio, CA | 3.8 |
| Arbuckle Elementary Arbuckle, CA | 3.8 |
| Arthur S. Dudley Elementary Antelope, CA | 3.8 |
| Bear Gulch Elementary Rancho Cucamonga, CA | 3.8 |
| Capistrano Elementary Modesto, CA | 3.8 |
Frequently Asked Questions
Common questions about Ontario Center
What grades does Ontario Center serve?
Ontario Center serves students in grades Kindergarten through 5th.
How many students attend Ontario Center?
Ontario Center has an enrollment of approximately 563 students.
What is the student-teacher ratio at Ontario Center?
The student-teacher ratio at Ontario Center is 21.7:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Ontario Center rank in CA?
Ontario Center is ranked #9071 out of 9,533 schools in CA.
What is Ontario Center's MySchoolScout rating?
Ontario Center has a composite rating of 3.8 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 Ontario Center?
Based on the most recent state assessment data, Ontario Center has 22.5% math proficiency and 26.5% reading/ELA proficiency.
Is Ontario Center a charter school?
No, Ontario Center is not a charter school. It is a traditional public school operated by the local school district.
Is Ontario Center a Title I school?
No, Ontario Center is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Ontario Center?
71.4% of students at Ontario Center 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
- City Safety
- High (2,116/100K)
FBI UCR 2024. City-level (Rancho Cucamonga). Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- Kindergarten – 5th
- Enrollment
- 563
- Student-Teacher Ratio
- 21.7:1
- Teachers (FTE)
- 26
- Free/Reduced Lunch
- 71.4%
- Type
- regular
- Setting
- Midsize City
- County
- San Bernardino County
- Phone
- (909) 948-3044
- Data Year
- 2023–2024
Resources & Links
District
Cucamonga Elementary- District Enrollment
- 2,296
- Schools in District
- 4
- Per-Pupil Spending
- $20,970
- District Rank
- #4 of 4
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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