Alta Loma High

8880 Baseline Rd., Alta Loma, CA 91701

BSchola Grade
Grades
9–12
High
Students
2,386
Enrolled 2024–25
Students per teacher
24.8 : 1
Full-time teachers
District
Chaffey Joint Union High
San Bernardino County

Schola Grade B · Above average

Letter grade (A–F) · compared with 1,321 California high schools · How we grade
Test scores52% proficient in math & reading
75thpercentile
Equity46% of low-income students proficient
82ndpercentile
Attendance25% chronically absent
52ndpercentile
Graduation rate94% graduate in 4 years
52ndpercentile
College readinessAt least 20% take AP, IB or dual-enrollment courses
34thpercentile
Class size24.8 students per teacher
12thpercentile

Percentiles compare this school with other California high schools; the line marks the middle. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).

About Alta Loma High

Alta Loma High is a public high school in Alta Loma, California, serving grades 9–12. It is part of Chaffey Joint Union High. The school is located in a large suburb in San Bernardino County.

In the 2024–25 school year, 2,386 students were enrolled, with about 24.8 students for every full-time teacher. That ratio is larger than the typical California high school (18.5 students per teacher). Its Schola Grade is B (above average), compared with 1,321 California high schools.

Grades & enrollment

Students per grade, 2024–25Grades 9–12

Location & nearby schools

8880 Baseline Rd.
Alta Loma, CA 91701
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School details

Type
Public School · What this means
Level
High
Grades offered
9–12
Enrollment (2024–25)
2,386 students
Students per teacher
24.8 to 1
AP courses offered
13
Charter school
No
Magnet school
No
Virtual learning
Offers virtual courses
Locale
Suburb — Large
School district
Chaffey Joint Union High
County
San Bernardino County
NCES school ID
060816000790

Schools near Alta Loma High

All 15 schools in Alta Loma →
Upland High
Public · Grades 9–12 · 2,797 students
B2.9 mi
Los Osos High
Public · Grades 9–12 · 2,759 students
A3.6 mi

School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.