Los Alamos High School is the public high school in Los Alamos, New Mexico, United States. The school opened in 1946, and was originally supported by the Atomic Energy Commission. It has been academically recognized by Newsweek, U.S. News & World Report, and the New Mexico Public Education Department.
Serving 1,181 students in grades 9-12, Los Alamos High School ranks in the top 5% of all schools in New Mexico for overall test scores (math proficiency is top 10%, and reading proficiency is top 10%).
The percentage of students achieving proficiency in math is 53% (which is higher than the New Mexico state average of 24%). The percentage of students achieving proficiency in reading/language arts is 74% (which is higher than the New Mexico state average of 34%).
The student-teacher ratio of 15:1 is higher than the New Mexico state level of 13:1.
Minority enrollment is 47% of the student body (majority Hispanic), which is lower than the New Mexico state average of 81% (majority Hispanic).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 1,181 students
- Student-Teacher Ratio: 15:1
- Minority Enrollment: 47%
- Graduation Rate: 94% (Top 1% in NM)
- Overall Testing Rank: Top 5%
- Math Proficiency: 53% (Top 10%)
- Reading Proficiency: 74% (Top 5%)
- Science Proficiency: 66% (Top 10%)
- Source: National Center for Education Statistics (NCES), NM Dept. of Education
Top Rankings
Los Alamos High School ranks among the top 20% of public schools in New Mexico for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Graduation Rate
School Overview
Los Alamos High School's student population of 1,181 students has grown by 32% over five school years.
The teacher population of 81 teachers has grown by 50% over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
1,181 students
Total Classroom Teachers
81 teachers
Year Founded
1946
School Calendar
School Rankings
Los Alamos High School ranks within the top 5% of all 796 schools in New Mexico (based off of combined math and reading proficiency testing data).
The diversity score of Los Alamos High School is 0.58, which is more than the diversity score at state average of 0.56. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#24 out of 796 schools
(Top 5%)
(Top 5%)
Math Test Scores (% Proficient)
53%
24%
Reading/Language Arts Test Scores (% Proficient)
74%
34%
Science Test Scores (% Proficient)
66%
33%
Student-Teacher Ratio
15:1
13:1
American Indian
2%
11%
Asian
6%
1%
Hispanic
37%
63%
Black
1%
2%
White
53%
19%
Hawaiian
n/a
n/a
Two or more races
1%
4%
All Ethnic Groups
Graduation Rate
(20-21)94%
66%
Chronically Absent Students
(22-23)19.4%
43.1%
Eligible for Free Lunch
9%
85%
Eligible for Reduced Lunch
3%
1%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), NM Dept. of Education
Frequently Asked Questions
What is Los Alamos High School's ranking?
Los Alamos High School is ranked #24 out of 796 schools, which ranks it among the top 5% of public schools in New Mexico.
What schools are Los Alamos High School often compared to?
Los Alamos High Schoolis often viewed alongside schools like Nm School For The Arts by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
53% of students have achieved math proficiency (compared to the 24% NM state average), while 74% of students have achieved reading proficiency (compared to the 34% NM state average).
What is the graduation rate of Los Alamos High School?
The graduation rate of Los Alamos High School is 94%, which is higher than the New Mexico state average of 66%.
How many students attend Los Alamos High School?
1,181 students attend Los Alamos High School.
What is the racial composition of the student body?
53% of Los Alamos High School students are White, 37% of students are Hispanic, 6% of students are Asian, 2% of students are American Indian, 1% of students are Black, and 1% of students are Two or more races.
What is the student-teacher ratio of Los Alamos High School?
Los Alamos High School has a student ration of 15:1, which is higher than the New Mexico state average of 13:1.
What grades does Los Alamos High School offer ?
Los Alamos High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Los Alamos High School part of?
Los Alamos High School is part of Los Alamos School District.
School Reviews
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