Very Good
#2473 of 9,539 schools in CA
Top 26% in state
Alta Loma High
High School · Chaffey Joint Union High
8880 Baseline Rd., Alta Loma, CA 91701
Enrollment
2,400
Student-Teacher
24.2:1
Score
7.5
Grades
9th – 12th
Enrollment
2,400
Student-Teacher
24.2:1
Score
7.5
Grades
9th – 12th
Data vintage
2022-23
Data vintage2022-23
How this school compares
California schools
#2,473 of 9,539
In Alta Loma
#7 of 13
public schools
In district
#3 of 10
Chaffey Joint Union High
Equity
9.1 / 10
Excellent
Shortlisting around Alta Loma High?
Use this profile as one decision point, then compare nearby options, source confidence, and commute fit before picking a neighborhood around it.
Shortlist starter
Start with these real page-level signals, then use the full table and map below.
Alta Loma High
High School in Alta Loma · grades 9th – 12th. Start here, then compare fit against nearby and district options.
Carnelian Elementary
0.3 mi away. Use as a geographic alternative in the same move search.
Ansaar Academy
0.4 mi away. Use as a geographic alternative in the same move search.
About Alta Loma High
Alta Loma High is a public high school in Alta Loma, CA, part of Chaffey Joint Union High. Alta Loma High serves approximately 2,400 students, and covers grades 9th-12th, and has a 24.2:1 student-teacher ratio. Alta Loma High has a current MySchoolScout rating of 7.5 out of 10 and ranks #2,473 of 9,539 schools in CA.
Structured state assessment records for Alta Loma High show 49% math proficiency (multi-year average, 2009-2024) and 71% reading/ELA proficiency (multi-year average, 2009-2024).
- This school 7.5 · Very Good
- District avg 7.1
- CA avg 6.5
What Parents Should Know
Alta Loma High is a large school: 2,400 students. Size usually brings more course choices and activities than a smaller school can staff, but kids can also blend into the crowd. Ask how the school keeps students known and supported.
Alta Loma High runs 24.2:1 students to teachers, above the national average. That often means bigger classes. Ask how the school supports kids who need extra help, and whether there are teaching assistants or small-group time.
Score Breakdown
Full Profile · 4/4 metricsView breakdown
View breakdown
View breakdown
View breakdown
Alta Loma High — Students at Alta Loma High score 58% proficient, which is above what's typical for similar communities (expected: 40%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
60.6%
Students qualifying for federal meal assistance
Test Scores CA CAASPP (2023-24)
Based on 30 test records from CA state assessments. About our data
Proficiency Trend
→ StableAverage 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: 9.0/10.
How Alta Loma High Compares
See how Alta Loma High performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Programs & Offerings
Data as of 2021-22 · Source: CRDC via Urban Institute · Learn more
Location
8880 Baseline Rd., Alta Loma, CA 91701
Nearby Alternatives
Families considering Alta Loma High may also want to explore other high schools in the area. Jasper Elementary (rated 7.5/10, 0.7 miles away), with a very similar rating. Another option is Carnelian Elementary (rated 7.3/10, 0.3 miles away), with a very similar rating. Additionally, Alta Loma Junior High (rated 6.9/10, 1.3 miles away), with a comparable rating. For more schools in Alta Loma, see our Alta Loma schools guide .
Nearby Schools
20 within 2.2 mi| School | Distance | Rating |
|---|---|---|
| Carnelian Elementary Alta Loma | 0.3 mi | 7.3 |
| Ansaar Academy Rancho Cucamonga | 0.4 mi | — |
| Valle Vista Elementary Rancho Cucamonga | 0.7 mi | 5.9 |
| Jasper Elementary Alta Loma | 0.7 mi | 7.5 |
| Cucamonga Middle Rancho Cucamonga | 0.8 mi | 6.7 |
| Alta Loma Elementary Alta Loma | 0.8 mi | 5.2 |
| Alta Loma Junior High Alta Loma | 1.3 mi | 6.9 |
| Bear Gulch Elementary Rancho Cucamonga | 1.4 mi | 4.3 |
| ST PETER & ST PAUL CATHOLIC SCHOOL Alta Loma | 1.4 mi | 6.5 |
| St. Peter and St Paul Catholic School Alta Loma | 1.5 mi | — |
| Central Elementary Rancho Cucamonga | 1.4 mi | 4.9 |
| FOUNTAIN OF TRUTH CHRISTIAN ACADEMY Rancho Cucamonga | 1.7 mi | 5.7 |
| Fountain of Truth Christian Academy Rancho Cucamonga | 1.7 mi | — |
| Foothill Knolls Academy of Innovation Upland | 1.6 mi | 4.3 |
| Los Amigos Elementary Rancho Cucamonga | 1.9 mi | 4.5 |
| HIGHLAND AVENUE CHRISTIAN SCHOOL Rancho Cucamonga | 1.7 mi | 4.8 |
| OPEN DOOR Rancho Cucamonga | 2.0 mi | — |
| Fröhlich International Preparatory Academy Rancho Cucamonga | 2.0 mi | — |
| Deer Canyon Elementary Alta Loma | 1.8 mi | 6.8 |
| SAN ANTONIO CHRISTIAN SCHOOL Ontario | 2.2 mi | 6.5 |
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
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Arroyo High San Lorenzo, CA | 7.5 |
| Bell Senior High Bell, CA | 7.5 |
| Chatsworth Charter High Chatsworth, CA | 7.5 |
| Hillcrest High Riverside, CA | 7.5 |
| Irvine High Irvine, CA | 7.5 |
| Laguna Creek High Elk Grove, CA | 7.5 |
Frequently Asked Questions
Common questions about Alta Loma High
What grades does Alta Loma High serve?
Alta Loma High serves students in grades 9th through 12th.
How many students attend Alta Loma High?
Alta Loma High has an enrollment of approximately 2,400 students.
What is the student-teacher ratio at Alta Loma High?
The student-teacher ratio at Alta Loma High is 24.2:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Alta Loma High rank in CA?
Alta Loma High ranks #2,473 of 9,539 schools in CA.
What is Alta Loma High's MySchoolScout rating?
Alta Loma High has a current MySchoolScout rating of 7.5 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.
What are the test scores at Alta Loma High?
Based on loaded state assessment records, Alta Loma High has 49% math proficiency (multi-year average, 2009-2024) and 71% reading/ELA proficiency (multi-year average, 2009-2024).
Is Alta Loma High a charter school?
No, Alta Loma High is not a charter school. It is a traditional public school operated by the local school district.
Is Alta Loma High a Title I school?
No, Alta Loma High is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Alta Loma High?
60.6% of students at Alta Loma 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.
Explore More Schools
Neighborhood Context
Powered by 
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 9th – 12th
- Enrollment
- 2,400
- Student-Teacher Ratio
- 24.2:1
- Teachers (FTE)
- 99
- Free/Reduced Lunch
- 60.6%
- Type
- regular
- Setting
- Large Suburb
- County
- San Bernardino County
- Chronic Absenteeism (SY 2022-23)
- 25.6%
- Phone
- (909) 989-5511
- 4-Year Graduation
- 94.0%
Resources & Links
District
Chaffey Joint Union High- District Enrollment
- 22,628
- Schools in District
- 11
- Per-Pupil Spending
- $16,769
- District Rank
- #3 of 10
Other Schools in This District
How we rate schools
A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.
See how we rateRelated reading
- Best Elementary Schools in America: 2026 Rankingsbest schools
- Best Public Schools in California 2026: Top-Ranked Elementary, Middle & High Schoolsbest schools
- Best School Districts to Move To in 2026: A Data-Driven Guidebest schools
- Best Schools in Los Angeles, CA — 2026 Rankingsbest schools
- Best Schools in San Diego, CA — 2026 Rankingsbest schools
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.