Enrollment
1,181
New Mexico · 2024-25 NCES data
High school (grades 9-12) · Los Alamos, NM
Los Alamos High
Federal NCES profile for Los Alamos High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 54/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 350165000431
👥 S:T ratio 20
📚 AP courses 100
🌟 Gifted program 70
🎓 Counselors 21
📋 Attendance 57
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Los Alamos High earns 54/100 on the Resource Investment Index, with class sizes larger than 94% of New Mexico schools. It is also one of the largest schools in New Mexico.
- #3 of 6
- public schools in Los Alamos · Resource Index
- 54
- Resource Index · Higher
- 20:1
- large classes for New Mexico
- 10.1%
- free-lunch eligible
Los Alamos High has class sizes larger than 94% of New Mexico schools. Computed live against every New Mexico school reporting to NCES.
By Resource Investment Index, Los Alamos High ranks #3 of 6 public schools in Los Alamos, NM.
School address
District: Los Alamos Public Schools · New Mexico
NCES ID 350165000431 Verify on NCES CCD record →
Teachers (FTE)
59.0
Federal CCD staff survey
Students per teacher
20:1
vs 14:1 New Mexico avg
+43% vs state
Free-lunch eligible
10.1%
vs 80.8% New Mexico avg
-88% vs state
Student-teacher ratio in context
How Los Alamos High compares with New Mexico and U.S. medians
What stands out at Los Alamos High
Los Alamos High is a lower-poverty, large high school in Los Alamos, New Mexico, enrolling 1,181 students.
Class loads run heavy: 20:1 is larger than about 94% of New Mexico schools and 43% above the 14:1 state mean, so each teacher carries more students than is typical.
Comparatively few students face economic hardship here, 10.1% free-meal eligibility runs 88% below the New Mexico average.
By headcount it is one of the larger campuses in New Mexico, bigger than 96% of state schools at 1,181 students.
Its Resource Investment Index sits near the middle of the pack among 867 scored New Mexico schools.
Its student body is led by White (53%) and Hispanic or Latino (37%) (diversity index 58/100).
On the academic-pipeline side it reports 22 Advanced Placement courses.
Counselor availability sits well past the ASCA benchmark, roughly 394 students sharing each counselor, though short of the most stretched campuses.
17.0% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
The surrounding Los Alamos Public Schools spends $12,646 per pupil, 24% below the New Mexico average, a leaner-resourced district than most.
Its district draws 18.3% of revenue from federal sources, an above-typical federal share that tends to track a higher-need student population.
Los Alamos Public Schools also operates Los Alamos Middle (543 students) and Mountain Elementary (435 students) alongside Los Alamos High.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Los Alamos High compares
Los Alamos High on the metrics families compare, against New Mexico and U.S. means.
| Metric | This school | vs New Mexico | New Mexico avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 20:1 | ▲ 43% | 14:1 | 15.7:1 |
| Free-lunch eligible | 10.1% | ▼ 88% | 80.8% | 51.7% |
| Enrollment | 1,181 | top 4% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
20:1
Leaner classes than 16% of US schools, heavier class loads than most.
1,181
Bigger than 94% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Economic need
10.1%
free-lunch eligible
- 88% below the New Mexico average of 80.8%
Below the 40% Title I threshold, among the lower-need profiles in the state; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
20:1
students per teacher
- 43% above state mean
Top 94% in New Mexico - lower ratio than 6% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
17.0%
chronically absent (missed 10%+ of school days)
In the 15-20% range, nearing the "high" absenteeism threshold.
Funding equity
$12,646
per pupil, district-wide
- below New Mexico avg of $16,652
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors3.0 FTE
Per 394 students, the combined health-and-guidance staffing load for this school.
Discipline context
13
in-school suspensions + 6 out-of-school
Suspension rate: 1.1 per 100 students. Combined in-school and out-of-school rate: 1.6 per 100 students. Reported via the Civil Rights Data Collection.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Student demographics
White 52.8%
Hispanic or Latino 36.9%
Asian 6.1%
American Indian / Alaska Native 2.3%
African American 1.1%
Two or More 0.7%
Native Hawaiian / Pacific Islander 0.2%
Largest group: White at 52.8% of enrollment.
Student-body diversity index 58.1/100
Simpson diversity index - at 58.1, Los Alamos High is more mixed than the New Mexico school average of 39.8.
Programs
AP courses offered 22
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Los Alamos Public Schools, which includes Los Alamos High.
$12,646
Per student
-24%
vs New Mexico
Avg $16,652
-24%
vs U.S.
Avg $16,593
Revenue mix
Local 20.6%
State 61.1%
Federal 18.3%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
How Los Alamos High Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Los Alamos Middle | Smaller | Similar economic need | Lower S:T ratio |
| Mountain Elementary | Smaller | Similar economic need | Lower S:T ratio |
| Barranca Mesa Elementary | Smaller | Similar economic need | Lower S:T ratio |
| Aspen Elementary | Smaller | Higher economic need | Lower S:T ratio |
| Pinon Elementary | Smaller | Similar economic need | Lower S:T ratio |
Comparisons are relative to Los Alamos High's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 543
- Students per teacher
- 10.9:1
- Resource Index
- 54/100
- Enrollment
- 435
- Students per teacher
- 13.6:1
- Resource Index
- 36/100
- Enrollment
- 429
- Students per teacher
- 12.6:1
- Resource Index
- 42/100
- Enrollment
- 428
- Students per teacher
- 12.2:1
- Resource Index
- 40/100
- Enrollment
- 350
- Students per teacher
- 13.5:1
- Resource Index
- 53/100
Similar high schools statewide
Matched by enrollment size and by staffing ratio across all of New Mexico, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~1,181 students)
Similar student-teacher ratio (~20:1)
Next steps
Verify locally before acting on Los Alamos High's federal record.
- Compare Los Alamos High against another school. Compare schools
- Los Alamos Public Schools's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Frequently asked questions about Los Alamos High
How many students attend Los Alamos High?
Los Alamos High has 1,181 students enrolled. It is a high school in Los Alamos, NM.
What is the student-teacher ratio at Los Alamos High?
The student-teacher ratio at Los Alamos High is 20:1, which is 43% higher than the New Mexico average of 14:1 and 27% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Los Alamos High?
10.1% of students at Los Alamos High are eligible for free lunch, compared to the New Mexico average of 80.8%.
What is the racial and ethnic makeup of Los Alamos High?
The largest demographic group at Los Alamos High is White at 52.8% of enrollment, in Los Alamos, NM. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 58.1/100.
What is the Resource Investment Index for Los Alamos High?
Los Alamos High has a Resource Investment Index of 54/100 (higher reported resources relative to schools nationally) based on 5 factors: student-teacher ratio, AP course offerings, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Los Alamos High rank among public schools in Los Alamos?
By Resource Investment Index, Los Alamos High ranks #3 of 6 public schools in Los Alamos, NM. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Los Alamos on the city page.
Is Los Alamos High a good school?
Los Alamos High earns 54/100 on the Resource Investment Index, with class sizes larger than 94% of New Mexico schools. It is also one of the largest schools in New Mexico. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
What other schools are in Los Alamos Public Schools?
Besides Los Alamos High, Los Alamos Public Schools also operates Los Alamos Middle (543 students), Mountain Elementary (435 students), and Barranca Mesa Elementary (429 students). See the Los Alamos Public Schools district page for the complete list.
Related tools
Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.