- Enrollment
- 326
- Students per teacher
- 13:1
- Resource Index
- 46/100
Other / mixed grade configuration · Mcallen, TX
Horizon Montessori - Stem Academy
Federal NCES profile for Horizon Montessori - Stem Academy, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 59/100.
2024-25 NCES dataOther / mixed grade configurationNCES 480006510814Charter school
👥 S:T ratio 51
🌟 Gifted program 70
📋 Attendance 56
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Horizon Montessori - Stem Academy earns 59/100 on the Resource Investment Index, with class sizes smaller than 74% of Texas schools. It is also less racially and ethnically mixed than most Texas schools.
- #2 of 31
- schools in Mcallen · Resource Index
- 59
- Resource Index · Higher
- 12.3:1
- small classes for Texas
- 77.7%
- free-lunch eligible
Horizon Montessori - Stem Academy has class sizes smaller than 74% of Texas schools. Computed live against every Texas school reporting to NCES.
By Resource Investment Index, Horizon Montessori - Stem Academy ranks #2 of 31 schools in Mcallen, TX.
School address
District: Horizon Montessori Public Schools · Texas
NCES ID 480006510814 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-39 students YoY
Horizon Montessori - Stem Academy shrank from 381 students in 2022-23 to 342 in 2023-24 (-10.2%).
Teacher FTE lost 27.6 → 26.4 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-39 students YoY 480006510814 · Mcallen, TX Other · SMALL · CHARTER
331 enr · 12.3:1 · 77.7% lunch · RII 59
Nearest enrollment peer: Horizon Montessori Ii - Stem Academy (326 students)
Horizon Montessori - Stem Academy shrank from 381 students in 2022-23 to 342 in 2023-24 (-10.2%). Teacher FTE lost 27.6 → 26.4 across the same CCD years. Read with this school → · District book → · Texas schools → · Find another →
Horizon Montessori - Stem Academy in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- This school
Horizon Montessori - Stem Academy
331 students
- Horizon Montes
Horizon Montessori Ii - Stem Academy
326 students
- Horizon Montes
Horizon Montessori Iii - Stem Academy
291 students
- Horizon Montes
Horizon Montessori Pearland - Stem Academy
216 students
What this shows Horizon Montessori - Stem Academy reports 331 students on the CCD universe file.
How Horizon Montessori - Stem Academy compares
Horizon Montessori - Stem Academy is a shrinking campus on CCD: ratios and free-lunch share vs Texas and U.S. means.
| Metric | This school | vs Texas | Texas avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 12.3:1 | ▼ 16% | 14.7:1 | 15.7:1 |
| Free-lunch eligible | 77.7% | ▲ 26% | 61.9% | 51.7% |
| Enrollment | 331 | top 72% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
12.3:1
Leaner classes than 73% of US schools, among the more generously staffed nationally.
331
Bigger than 37% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
77.7%
free-lunch eligible
- 26% above the Texas average of 61.9%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
12.3:1
students per teacher
- 16% below state mean
Top 26% in Texas - lower ratio than 74% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
17.5%
chronically absent (missed 10%+ of school days)
In the 15-20% range, nearing the "high" absenteeism threshold.
Funding equity
$11,155
per pupil, district-wide
- below Texas avg of $14,348
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
4
in-school suspensions + 5 out-of-school
Suspension rate: 1.2 per 100 students. Combined in-school and out-of-school rate: 2.7 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 97.3%
White 1.8%
American Indian / Alaska Native 0.6%
Two or More 0.3%
Largest group: Hispanic or Latino at 97.3% of enrollment.
Student-body diversity index 5.3/100
Simpson diversity index - at 5.3, Horizon Montessori - Stem Academy is less mixed than the Texas school average of 44.7.
Programs
Gifted & talented Yes
District finance for Horizon Montessori Public Schools reports $11,155 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Horizon Montessori - Stem Academy Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Horizon Montessori Ii - Stem Academy | Similar size | Similar economic need | Similar S:T ratio |
| Horizon Montessori Iii - Stem Academy | Similar size | Lower economic need | Similar S:T ratio |
| Horizon Montessori Pearland - Stem Academy | Smaller | Lower economic need | Lower S:T ratio |
Comparisons are relative to Horizon Montessori - Stem Academy's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 291
- Students per teacher
- 11.2:1
- Resource Index
- 52/100
- Enrollment
- 216
- Students per teacher
- 10.8:1
- Resource Index
- 52/100
Nationwide other schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~331 students)
Frequently asked questions about Horizon Montessori - Stem Academy
How many students attend Horizon Montessori - Stem Academy?
Horizon Montessori - Stem Academy has 331 students enrolled. It is a public school in Mcallen, TX. CCD year-over-year: 381 (2022-23) → 342 (2023-24), down 39.
What is the student-teacher ratio at Horizon Montessori - Stem Academy?
The student-teacher ratio at Horizon Montessori - Stem Academy is 12.3:1, which is 16% lower than the Texas average of 14.7:1 and 22% 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 Horizon Montessori - Stem Academy?
77.7% of students at Horizon Montessori - Stem Academy are eligible for free lunch, compared to the Texas average of 61.9%.
What is the racial and ethnic makeup of Horizon Montessori - Stem Academy?
The largest demographic group at Horizon Montessori - Stem Academy is Hispanic or Latino at 97.3% of enrollment, in Mcallen, TX.
What is the Resource Investment Index for Horizon Montessori - Stem Academy?
Horizon Montessori - Stem Academy has a Resource Investment Index of 59/100 (higher reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Horizon Montessori - Stem Academy rank among schools in Mcallen?
By Resource Investment Index, Horizon Montessori - Stem Academy ranks #2 of 31 schools in Mcallen, TX. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Mcallen on the city page.
What other schools are in Horizon Montessori Public Schools?
Besides Horizon Montessori - Stem Academy, Horizon Montessori Public Schools also operates Horizon Montessori Ii - Stem Academy (326 students), Horizon Montessori Iii - Stem Academy (291 students), and Horizon Montessori Pearland - Stem Academy (216 students). See the Horizon Montessori Public Schools district page for the complete list.