Enrollment
565
New Mexico · 2024-25 NCES data
Other / mixed grade configuration · Las Cruces, NM
Tombaugh Elementary
Federal NCES profile for Tombaugh Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 37/100.
2024-25 NCES dataOther / mixed grade configurationNCES 350150030009
👥 S:T ratio 45
🌟 Gifted program 70
🎓 Counselors 0
📋 Attendance 34
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Tombaugh Elementary earns 37/100 on the Resource Investment Index, with class sizes near the New Mexico median.
- #16 of 25
- schools in Las Cruces · Resource Index
- 37
- Resource Index · Typical
- 13.8:1
- students per teacher
- 100.0%
- free-lunch eligible
Tombaugh Elementary has class sizes near the New Mexico median. Computed live against every New Mexico school reporting to NCES.
By Resource Investment Index, Tombaugh Elementary ranks #16 of 25 schools in Las Cruces, NM.
School address
District: Las Cruces Public Schools · New Mexico
NCES ID 350150030009 Verify on NCES CCD record →
Teachers (FTE)
41.0
Federal CCD staff survey
Students per teacher
13.8:1
vs 14:1 New Mexico avg
-1% vs state
Free-lunch eligible
100.0%
vs 80.8% New Mexico avg
+24% vs state
Student-teacher ratio in context
How Tombaugh Elementary compares with New Mexico and U.S. medians
What stands out at Tombaugh Elementary
Tombaugh Elementary is a high-poverty, large combined-grade school in Las Cruces, New Mexico, enrolling 565 students.
At 13.8:1, its student-teacher ratio sits close to the New Mexico median, within a few percentage points of the 14:1 state norm, neither notably crowded nor notably small.
Its free-meal eligibility rate of 100.0% lands close to the New Mexico typical range, neither a high- nor low-need campus by this measure.
Enrollment of 565 puts it in the larger third of New Mexico schools by headcount.
Its Resource Investment Index lands in the lower third of 867 scored New Mexico schools.
Against 197 statewide peers matched on enrollment and economic need, it ranks mid-pack at #94.
Its student body is predominantly Hispanic or Latino (87% of enrollment) (diversity index 24/100).
Counselor access is stretched at roughly 565 students per counselor, well above the ASCA-recommended 250:1 ceiling.
Chronic absenteeism is elevated: 26.5% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
The surrounding Las Cruces Public Schools spends $12,237 per pupil, 27% below the New Mexico average, a leaner-resourced district than most.
Its district draws 17.0% of revenue from federal sources, an above-typical federal share that tends to track a higher-need student population.
Las Cruces Public Schools also operates Organ Mountain High School (2,128 students) and Centennial High School (1,713 students) alongside Tombaugh Elementary.
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 Tombaugh Elementary compares
Tombaugh Elementary 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 | 13.8:1 | ▼ 1% | 14:1 | 15.7:1 |
| Free-lunch eligible | 100.0% | ▲ 24% | 80.8% | 51.7% |
| Enrollment | 565 | top 14% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
13.8:1
Leaner classes than 59% of US schools, a middle-of-the-pack class size.
565
Bigger than 69% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Economic need
100.0%
free-lunch eligible
- 24% above the New Mexico average of 80.8%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
13.8:1
students per teacher
- 1% below state mean
Top 55% in New Mexico - lower ratio than 45% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
26.5%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$12,237
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
Counselors1.0 FTE
Per 565 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 6 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 1.1 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
Hispanic or Latino 86.9%
White 9.9%
Asian 1.2%
Two or More 1.2%
African American 0.4%
American Indian / Alaska Native 0.4%
Largest group: Hispanic or Latino at 86.9% of enrollment.
Student-body diversity index 23.5/100
Simpson diversity index - at 23.5, Tombaugh Elementary is less mixed than the New Mexico school average of 39.8.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Las Cruces Public Schools, which includes Tombaugh Elementary.
$12,237
Per student
-27%
vs New Mexico
Avg $16,652
-26%
vs U.S.
Avg $16,593
Revenue mix
Local 13.6%
State 69.4%
Federal 17.0%
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 Tombaugh Elementary Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Organ Mountain High School | Larger | No free-lunch data | Higher S:T ratio |
| Centennial High School | Larger | No free-lunch data | Higher S:T ratio |
| Las Cruces High | Larger | Similar economic need | Higher S:T ratio |
| Mayfield High | Larger | No free-lunch data | Higher S:T ratio |
| Camino Real Middle | Larger | Similar economic need | Higher S:T ratio |
Comparisons are relative to Tombaugh Elementary's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,128
- Students per teacher
- 20.5:1
- Resource Index
- 22/100
- Enrollment
- 1,713
- Students per teacher
- 18.6:1
- Resource Index
- 26/100
- Enrollment
- 1,703
- Students per teacher
- 17.4:1
- Resource Index
- 25/100
- Enrollment
- 1,327
- Students per teacher
- 16.2:1
- Resource Index
- 26/100
- Enrollment
- 933
- Students per teacher
- 17.3:1
- Resource Index
- 27/100
Similar other 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 (~565 students)
Similar student-teacher ratio (~13.8:1)
Next steps
Verify locally before acting on Tombaugh Elementary's federal record.
- Compare Tombaugh Elementary against another school. Compare schools
- Las Cruces 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 Tombaugh Elementary
How many students attend Tombaugh Elementary?
Tombaugh Elementary has 565 students enrolled. It is a public school in Las Cruces, NM.
What is the student-teacher ratio at Tombaugh Elementary?
The student-teacher ratio at Tombaugh Elementary is 13.8:1, which is 1% lower than the New Mexico average of 14:1 and 12% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Tombaugh Elementary?
100.0% of students at Tombaugh Elementary are eligible for free lunch, compared to the New Mexico average of 80.8%.
What is the racial and ethnic makeup of Tombaugh Elementary?
The largest demographic group at Tombaugh Elementary is Hispanic or Latino at 86.9% of enrollment, in Las Cruces, NM.
What is the Resource Investment Index for Tombaugh Elementary?
Tombaugh Elementary has a Resource Investment Index of 37/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Tombaugh Elementary rank among schools in Las Cruces?
By Resource Investment Index, Tombaugh Elementary ranks #16 of 25 schools in Las Cruces, NM. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Las Cruces on the city page.
Is Tombaugh Elementary a good school?
Tombaugh Elementary earns 37/100 on the Resource Investment Index, with class sizes near the New Mexico median. 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 Las Cruces Public Schools?
Besides Tombaugh Elementary, Las Cruces Public Schools also operates Organ Mountain High School (2,128 students), Centennial High School (1,713 students), and Las Cruces High (1,703 students). See the Las Cruces 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.