Los Altos High School

15325 E. Los Robles Ave.
Hacienda Heights, CA 91745
(School attendance zone shown in map)
7/
10
Top 50%
Serving 1,557 students in grades 9-12, Los Altos High School ranks in the top 50% of all schools in California for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 27% (which is lower than the California state average of 33%). The percentage of students achieving proficiency in reading/language arts is 71% (which is higher than the California state average of 47%).
The student:teacher ratio of 23:1 is higher than the California state level of 22:1.
Minority enrollment is 97% of the student body (majority Hispanic), which is higher than the California state average of 79% (majority Hispanic).

Quick Stats (2024-25)

  • School Type: Magnet School
  • Grades: 9-12
  • Enrollment: 1,557 students
  • Student:Teacher Ratio: 23:1
  • Minority Enrollment: 97%
  • : 98% (Top 5% in CA)
  • : Top 50%
  • : 27% (Top 50%)
  • : 71% (Top 20%)
  • : 22% (Btm 50%)
  • Source: National Center for Education Statistics (NCES), CA Dept. of Education

Top Rankings

Los Altos High School ranks among the top 20% of public schools in California for:

Category
Attribute

School Overview

Los Altos High School's student population of 1,557 students has declined by 8% over five school years.
The teacher population of 68 teachers has stayed relatively flat over five school years.
School Type
Grades Offered
Grades 9-12
Total Students
1,557 students
This chart displays total students of Los Altos High School by year, with the latest 2022-23 school year data.
Gender %
This chart displays gender of Los Altos High School
Total Classroom Teachers
68 teachers
This chart displays the total teachers of Los Altos High School by year, with the latest 2022-23 school year data.
Students by Grade
This chart displays the students of Los Altos High School by grade.

School Rankings

Los Altos High School ranks within the top 50% of all 9,602 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Los Altos High School is 0.24, which is less than the diversity score at state average of 0.64. The school's diversity has stayed relatively flat over five school years.
This School
State Level (CA)
#3001 out of 9602 schools
(Top 50%)
This chart displays the overall school rank of Los Altos High School, with the latest 2021-22 school year data.
27%
33%
This chart displays the percentage of students that scored at or above 'proficient' levels in Math of Los Altos High School and the percentage of public school students that scored at or above 'proficient' levels in Math of public schools in California by year, with the latest 2021-22 school year data.
71%
47%
This chart displays the percentage of students that scored at or above 'proficient' levels in Reading/Language Arts of Los Altos High School and the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of California by year, with the latest 2021-22 school year data.
22%
29%
Student : Teacher Ratio
23:1
22:1
This chart displays the student teacher ratio of Los Altos High School and the public school average student teacher ratio of California by year, with the latest 2022-23 school year data.
American Indian
n/a
1%
This chart displays the percentage of American Indian students in Los Altos High School and percentage of American Indian public school students in California by year, with the latest 1997-98 school year data.
Asian
7%
12%
This chart displays the percentage of Asian students in Los Altos High School and the percentage of Asian public school students in California by year, with the latest 2022-23 school year data.
Hispanic
87%
55%
This chart displays the percentage of Hispanic students in Los Altos High School and the percentage of Hispanic public school students in California by year, with the latest 2022-23 school year data.
Black
1%
5%
This chart displays the percentage of Black students in Los Altos High School and the percentage of Black public school students in California by year, with the latest 2022-23 school year data.
White
3%
21%
This chart displays the percentage of White students in Los Altos High School and the percentage of White public school students in California by year, with the latest 2022-23 school year data.
Hawaiian
1%
n/a
This chart displays the percentage of Hawaiian students in Los Altos High School and the percentage of Hawaiian public school students in California by year, with the latest 2011-12 school year data.
Two or more races
1%
6%
This chart displays the percentage of students of two or more races in Los Altos High School and the percentage of public school students of two or more races in California by year, with the latest 2022-23 school year data.
All Ethnic Groups
This chart displays the percentage breakdown of students of all ethnic groups in Los Altos High School.
This chart displays the percentage breakdown of public school students of all ethnic groups in California.
0.24
This chart displays the diversity score of Los Altos High School and the public school average diversity score of California by year, with the latest 2022-23 school year data.
98%
87%
This chart displays graduation rate of Los Altos High School and public school graduation rate of California by year, with the latest 2021-22 school year data.
Eligible for Free Lunch
52%
51%
This chart displays the percentage of students who is eligible for free lunch in Los Altos High School and the percentage of public school students who is eligible for free lunch in California by year, with the latest 2022-23 school year data.
Eligible for Reduced Lunch
17%
8%
This chart displays the percentage of students who is eligible for reduced lunch in Los Altos High School and the percentage of public school students who is eligible for reduced lunch in California by year, with the latest 2022-23 school year data.
Source: National Center for Education Statistics (NCES), CA Dept. of Education

Frequently Asked Questions

What is Los Altos High School's ranking?
Los Altos High School is ranked #3001 out of 9,602 schools, which ranks it among the top 50% of public schools in California.
What schools are Los Altos High School often compared to?
Los Altos High Schoolis often viewed alongside schools like Glen A. Wilson High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
27% of students have achieved math proficiency (compared to the 33% CA state average), while 71% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Los Altos High School?
The graduation rate of Los Altos High School is 98%, which is higher than the California state average of 87%.
How many students attend Los Altos High School?
1,557 students attend Los Altos High School.
What is the racial composition of the student body?
87% of Los Altos High School students are Hispanic, 7% of students are Asian, 3% of students are White, 1% of students are Black, 1% of students are Hawaiian, and 1% of students are Two or more races.
What is the student:teacher ratio of Los Altos High School?
Los Altos High School has a student ration of 23:1, which is higher than the California state average of 22:1.
What grades does Los Altos High School offer ?
Los Altos High School offers enrollment in grades 9-12
What school district is Los Altos High School part of?
Los Altos High School is part of Hacienda La Puente Unified School District.

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Quick Stats (2024-25)

  • School Type: Magnet School
  • Grades: 9-12
  • Enrollment: 1,557 students
  • Student:Teacher Ratio: 23:1
  • Minority Enrollment: 97%
  • : 98% (Top 5%)
  • : Top 50%
  • : 27% (Top 50%)
  • : 71% (Top 20%)
  • : 22% (Btm 50%)
  • Source: National Center for Education Statistics (NCES), CA Dept. of Education

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