Los Alamitos High School is a public school for grades 9 to 12 located in Los Alamitos, California, and also serving the city of Seal Beach and the community of Rossmoor.
Serving 2,915 students in grades 9-12, Los Alamitos High School ranks in the top 20% of all schools in California for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).
The percentage of students achieving proficiency in math is 46% (which is higher than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 82% (which is higher than the California state average of 47%).
The student-teacher ratio of 25:1 is higher than the California state level of 21:1.
Minority enrollment is 60% of the student body (majority Hispanic), which is lower than the California state average of 80% (majority Hispanic).
Quick Facts (26-27)
- Grades: 9-12
- Enrollment: 2,915 students
- Student-Teacher Ratio: 25:1
- Minority Enrollment: 60%
- Graduation Rate: 97% (Top 5% in CA)
- Overall Testing Rank: Top 20%
- Math Proficiency: 46% (Top 30%)
- Reading Proficiency: 82% (Top 5%)
- Science Proficiency: 45% (Top 30%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Los Alamitos High School ranks among the top 20% of public schools in California for:
Category
Attribute
Overall Rank
Reading/Language Arts Proficiency
Graduation Rate
School Overview
Los Alamitos High School's student population of 2,915 students has declined by 9% over five school years.
The teacher population of 117 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
Total Students
2,915 students
Showing 2015–2025. Full 39-year historical data available below ↓
Total Classroom Teachers
117 teachers
Showing 2014–2025. Full 39-year historical data available below ↓
Year Founded
1967
School Calendar
School Motto
We ignite unlimited possibilities in academics, athletics, activities, and the arts.
School Rankings
Los Alamitos High School ranks within the top 20% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Los Alamitos High School is 0.72, which is more than the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#1393 out of 9523 schools
(Top 20%)
(Top 20%)
Showing 2013–2023. Full 14-year historical data available below ↓
Math Test Scores (% Proficient)
46%
34%
Showing 2013–2023. Full 14-year historical data available below ↓
Reading/Language Arts Test Scores (% Proficient)
82%
47%
Showing 2012–2022. Full 13-year historical data available below ↓
Science Test Scores (% Proficient)
45%
29%
Student-Teacher Ratio
25:1
21:1
Showing 2014–2025. Full 39-year historical data available below ↓
Asian
16%
12%
Showing 2015–2025. Full 38-year historical data available below ↓
Hispanic
30%
56%
Showing 2015–2025. Full 38-year historical data available below ↓
Black
4%
5%
Showing 2015–2025. Full 38-year historical data available below ↓
White
40%
20%
Showing 2015–2025. Full 38-year historical data available below ↓
Hawaiian
1%
n/a
Two or more races
9%
6%
Showing 2015–2025. Full 17-year historical data available below ↓
All Ethnic Groups
Showing 2015–2025. Full 38-year historical data available below ↓
Graduation Rate
97%
86.2%
Showing 2014–2023. Full 13-year historical data available below ↓
Chronically Absent Students
(22-23)11.4%
27.7%
Eligible for Free Lunch
15%
54%
Showing 2015–2025. Full 34-year historical data available below ↓
Eligible for Reduced Lunch
2%
8%
Showing 2015–2025. Full 27-year historical data available below ↓
School Statewide Testing
School District Name
Sports
Colors
White, Blue, Red, Gold
School Mascot
Griffin
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
What is Los Alamitos High School's ranking?
Los Alamitos High School is ranked #1393 out of 9,523 schools, which ranks it among the top 20% of public schools in California.
What percent of students have achieved state testing proficiency in math and reading?
46% of students have achieved math proficiency (compared to the 34% CA state average), while 82% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Los Alamitos High School?
The graduation rate of Los Alamitos High School is 97%, which is higher than the California state average of 86.2%.
How many students attend Los Alamitos High School?
2,915 students attend Los Alamitos High School.
What is the racial composition of the student body?
40% of Los Alamitos High School students are White, 30% of students are Hispanic, 16% of students are Asian, 9% of students are Two or more races, 4% of students are Black, and 1% of students are Hawaiian.
What is the student-teacher ratio of Los Alamitos High School?
Los Alamitos High School has a student ration of 25:1, which is higher than the California state average of 21:1.
What grades does Los Alamitos High School offer ?
Los Alamitos High School offers enrollment in grades 9-12
What school district is Los Alamitos High School part of?
Los Alamitos High School is part of Los Alamitos Unified School District.
School Reviews
5 10/10/2025
Los Alamitos High School is an amazing school. There is a large variety of sports teams, activities, and clubs to get involved in. The academic standards are high across the board and the teachers are engaged in teaching. Some words of caution, if your child is unmotivated, needs a lot of direction, and struggles with large environments this may present challenges. Overall very pleased.
Review Los Alamitos High School. Reviews should be a few sentences in length. Please include any comments on:
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