Average
#5040 of 9,533 schools in CA
Rancho Cucamonga High
High School · Chaffey Joint Union High
11801 Lark Dr., Rancho Cucamonga, CA 91701
Enrollment
3,343
Student-Teacher
26.1:1
Score
6.2
Grades
9th – 12th
Enrollment
3,343
Student-Teacher
26.1:1
Score
6.2
Grades
9th – 12th
Updated
2022-23
Updated 2022-23
How this school compares
In Rancho Cucamonga
#3 of 14
public schools
California high schools
#1,056 of 1,892
In district
#7 of 10
Chaffey Joint Union High
Equity
8.2 / 10
Very strong
About Rancho Cucamonga High
Rancho Cucamonga High serves 3,343 students in grades 9-12 in the heart of San Bernardino County's thriving suburban landscape. With 128 full-time equivalent teachers, the school maintains a student-teacher ratio of 26.1:1, typical for a large comprehensive high school. The school demonstrates solid academic performance, earning a MySchoolScout rating of 6.9 out of 10 and ranking in the 71st percentile statewide at #2748 among California's 9,566 schools.
Students show particular strength in English Language Arts, with 73% achieving proficiency or above across grade levels. Mathematics presents more of a challenge, with 38% of students reaching proficiency, indicating an area where the school continues to focus its efforts to support student growth. Located in an affluent community where the median household income reaches $111,745 and home values average $664,100, Rancho Cucamonga High draws from a neighborhood where 36% of adults hold bachelor's degrees or higher.
The low poverty rate of 4.8% reflects the economic stability of the surrounding area. The school sits in Rancho Cucamonga's large suburban setting, serving families in a well-established community known for its family-friendly atmosphere and proximity to both mountain recreation and urban amenities.
What's said publicly about Rancho Cucamonga High
Synthesized from public, attributable sources. Updated April 2026.
Sources (2)
What Parents Should Know
Rancho Cucamonga High is a large school with 3,343 students enrolled. Larger schools typically offer a wider range of academic programs, electives, and extracurricular activities. Parents may want to ask about how the school maintains a sense of community and ensures students don't get lost in the crowd.
The student-teacher ratio at Rancho Cucamonga High is 26.1:1, 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 · 4/4 metricsView breakdown
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Rancho Cucamonga High — Students at Rancho Cucamonga High score 56% proficient, which is above what's typical for similar communities (expected: 54%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
37.4%
Students qualifying for federal meal assistance
Test Scores CA CAASPP (2023-24)
Based on 8 test records from CA state assessments. About our data
Proficiency Trend
↓ DecliningAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 3.5/10.
How Rancho Cucamonga High Compares
See how Rancho Cucamonga High performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 52% (2019) to 37.99% (2024). Reading/ELA proficiency has declined from 81% (2019) to 73.48% (2024).
Location
11801 Lark Dr., Rancho Cucamonga, CA 91701
Nearby Alternatives
Families considering Rancho Cucamonga High may also want to explore other high schools in the area. John L. Golden Elementary (rated 8.0/10, 1.1 miles away, in nearby Etiwanda), which scores notably higher. Another option is Victoria Groves Elementary (rated 7.8/10, 1.1 miles away, in nearby Alta Loma), which scores notably higher. Additionally, Day Creek Intermediate (rated 7.6/10, 1.7 miles away, in nearby Etiwanda), which scores notably higher. For more schools in Rancho Cucamonga, see our Rancho Cucamonga schools guide .
Nearby Schools
20 within 2.1 mi| School | Distance | Rating |
|---|---|---|
| Carleton P. Lightfoot Elementary Alta Loma | 0.4 mi | 6.9 |
| Caryn Elementary Alta Loma | 0.7 mi | 6.1 |
| Windrows Elementary Etiwanda | 0.8 mi | 5.6 |
| Terra Vista Elementary Rancho Cucamonga | 1.0 mi | 5.2 |
| Los Osos High Rancho Cucamonga | 1.1 mi | 7.3 |
| ST MARY'S MONTESSORI SCHOOL Rancho Cucamonga | 1.0 mi | 7.5 |
| John L. Golden Elementary Etiwanda | 1.1 mi | 8.0 |
| Victoria Groves Elementary Alta Loma | 1.1 mi | 7.8 |
| Banyan Elementary Alta Loma | 1.4 mi | 4.8 |
| Etiwanda Intermediate Etiwanda | 1.4 mi | 6.2 |
| Grapeland Elementary Etiwanda | 1.4 mi | 5.8 |
| Day Creek Intermediate Etiwanda | 1.7 mi | 7.6 |
| Coyote Canyon Elementary Rancho Cucamonga | 1.7 mi | 5.2 |
| Ruth Musser Middle Rancho Cucamonga | 1.7 mi | 5.4 |
| SACRED HEART PARISH SCHOOL Rancho Cucamonga | 1.9 mi | 5.8 |
| MONTESSORI ACADEMY OF ED INC- DBA MONTESSORI ACAD Rancho Cucamonga | 1.7 mi | — |
| Etiwanda Colony Elementary Etiwanda | 1.8 mi | 7.4 |
| Perdew Elementary Etiwanda | 2.0 mi | 4.3 |
| Deer Canyon Elementary Alta Loma | 2.0 mi | 6.6 |
| Summit Intermediate Etiwanda | 2.1 mi | 7.1 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 91701 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$113,576
Median Home Value
$718,800
Median Rent
$2,232/mo
Population
38,597
College Educated
36.2%
Homeownership
79.2%
Avg Commute
31.8 min
Poverty Rate
4.8%
Median Age
42.1
Community Profile
The community surrounding Rancho Cucamonga High has a median household income of $113,576. It is an area where 36% of adults hold a bachelor's degree or higher. The median home value in the area is $718,800, with a median rent of $2,232/month. The local poverty rate of 4.8% 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 |
|---|---|
| Ernest Righetti High Santa Maria, CA | 6.2 |
| Helix High La Mesa, CA | 6.2 |
| Mission Hills High San Marcos, CA | 6.2 |
| Phineas Banning Senior High Wilmington, CA | 6.2 |
| Turlock High Turlock, CA | 6.2 |
| California High San Ramon, CA | 6.3 |
Frequently Asked Questions
Common questions about Rancho Cucamonga High
What grades does Rancho Cucamonga High serve?
Rancho Cucamonga High serves students in grades 9th through 12th.
How many students attend Rancho Cucamonga High?
Rancho Cucamonga High has an enrollment of approximately 3,343 students.
What is the student-teacher ratio at Rancho Cucamonga High?
The student-teacher ratio at Rancho Cucamonga High is 26.1:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Rancho Cucamonga High rank in CA?
Rancho Cucamonga High is ranked #5040 out of 9,533 schools in CA.
What is Rancho Cucamonga High's MySchoolScout rating?
Rancho Cucamonga High has a composite rating of 6.2 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 Rancho Cucamonga High?
Based on the most recent state assessment data, Rancho Cucamonga High has 46.5% math proficiency and 77.5% reading/ELA proficiency.
Is Rancho Cucamonga High a charter school?
No, Rancho Cucamonga High is not a charter school. It is a traditional public school operated by the local school district.
Is Rancho Cucamonga High a Title I school?
No, Rancho Cucamonga High is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Rancho Cucamonga High?
37.4% of students at Rancho Cucamonga High 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
- 9th – 12th
- Enrollment
- 3,343
- Student-Teacher Ratio
- 26.1:1
- Teachers (FTE)
- 128
- Free/Reduced Lunch
- 37.4%
- Type
- regular
- Setting
- Large Suburb
- County
- San Bernardino County
- Phone
- (909) 989-1600
- Data Year
- 2023–2024
Resources & Links
District
Chaffey Joint Union High- District Enrollment
- 22,628
- Schools in District
- 11
- Per-Pupil Spending
- $16,769
- District Rank
- #7 of 10
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.
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