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SCHOOL COMMUNITY·LOS ALAMOS·NCES 350165000431

LOS ALAMOS HIGH

1300 DIAMOND DR, LOS ALAMOS, NM 87544 · (505) 663-2210 · Los Alamos County
GRADES 09–12HIGH32-TOWNREGULAR SCHOOL1,181 STUDENTS
Enrollment
1,181
High
DISTRICT 496 · STATE 450
Student : Teacher
14.5:1
81 FTE teachers
DISTRICT 13.0:1 · STATE 22.9:1
Free / Reduced Lunch
11%
135 students
DISTRICT 12% · STATE 90%
Community
1
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Grade 9
306
Grade 10
294
Grade 11
289
Grade 12
292
Student demographics
White
62353%
DISTRICT 53% · STATE 19%
Hispanic
43637%
DISTRICT 36% · STATE 63%
Black
131%
DISTRICT 1% · STATE 2%
Asian
726%
DISTRICT 7% · STATE 1%
Two+
81%
DISTRICT 1% · STATE 4%
Native American
272%
DISTRICT 2% · STATE 12%
Pacific Islander
20%
DISTRICT 0% · STATE 0%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
57048%
Female
61152%

Discussions

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7-year change

SY 2017-18 vs SY 2024-25
Enrollment
1,181
+335 (+40%) vs 2017
Student : Teacher
14.5:1
was 16.4:1
% White
53%
was 61%
% Hispanic
37%
was 31%
% Black
1%
was 0%
% Asian
6%
was 4%
Source: NCES Common Core of Data

About LOS ALAMOS HIGH

LOS ALAMOS HIGH operates as a well-populated 9-12 campus in LOS ALAMOS, New Mexico, overseen by LOS ALAMOS. Current enrollment sits at 1,181 students spanning grades 9 through 12. Enrollment runs roughly 162% above the state mean of about 450.

LOS ALAMOS HIGH is one of 8 schools operated by LOS ALAMOS, a district that instructs 3,971 students overall.

For racial and ethnic makeup, LOS ALAMOS HIGH lists that the most-represented group is White (53%), with the rest of the student body spread across multiple groups. Other groups include 37% Hispanic, 6% Asian, 2% Native American. The wider county runs roughly 75% White, putting the school's mix meaningfully less White than the area baseline.

On the resource side, LOS ALAMOS HIGH logs 81 full-time-equivalent teachers, putting the student-to-teacher ratio at about 14.5:1. That figure is tighter than the state norm's 22.9:1 average. Around 11% of the student body qualifies for free or reduced-price meals, which schools and policymakers use as a rough income-mix signal.

In the area at large, community-level numbers for Los Alamos County indicate the typical household earns roughly $147,139 per year, about 70% of the adult population holds a bachelor's degree or above, and the poverty rate sits near 3%. Across Los Alamos County's 8 public schools (combined enrollment of about 3,971 students), LOS ALAMOS HIGH is one campus in the mix.

Nearest neighbor: TOPPER FRESHMAN ACADEMY, around 0.1 miles off. Counting just inside five miles, 5 other public schools cluster around LOS ALAMOS HIGH.

LOS ALAMOS HIGH operates from a small-town location.

Trend over the last 7 years. Over the past 7-year window, the student count edged up 40%: 846 students in 2018 compared to 1,181 in 2025. The White share of enrollment decreased from 61% to 53% over that span. Class-load math has tightened: from 16.4:1 in 2018 to 14.5:1 in 2025.

In the discussion threads here, the page collects discussion, questions, and updates around fundraisers, lost-and-found posts, and report-card season. Anyone with firsthand experience at this school can post or comment.

Los Alamos County at a glance

View full county profile
Population
19,435
Census ACS
Median income
$147,139
Household, ACS
Bachelor's+
70%
Adults 25+
Poverty rate
3%
Below federal line
Schools in county
8
3,971 students

Quick facts

School name
LOS ALAMOS HIGH
District
LOS ALAMOS
Address
1300 DIAMOND DR, LOS ALAMOS, NM 87544
Phone
(505) 663-2210
County
Los Alamos County
Level
High
Grade range
09–12
Total enrollment
1,181
Teachers (FTE)
81
Student–teacher ratio
14.5:1
Free/Reduced lunch
135 (11%)
Locale
32-Town: Distant
NCES ID
350165000431
Charter school
No
Virtual school
No

Related schools

Other schools in LOS ALAMOS
Other schools in LOS ALAMOS
Nearby schools

Frequently asked questions

About LOS ALAMOS HIGH
How large is LOS ALAMOS HIGH?
LOS ALAMOS HIGH enrolls approximately 1,181 students in grades 09-12.
What grades does LOS ALAMOS HIGH serve?
LOS ALAMOS HIGH serves grades 09-12.
What is the student-teacher ratio at LOS ALAMOS HIGH?
The student-to-teacher ratio at LOS ALAMOS HIGH is approximately 14.5:1 (81 FTE teachers).
What is the student diversity at LOS ALAMOS HIGH?
Student demographics at LOS ALAMOS HIGH are roughly 53% White, 37% Hispanic, 1% Black, 6% Asian, 1% Two or more.
What district is LOS ALAMOS HIGH in?
LOS ALAMOS HIGH is part of LOS ALAMOS.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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