Average
#3424 of 8,547 schools in TX
Top 40% in state
Horizon Montessori - Stem Academy
Elementary School · HORIZON MONTESSORI PUBLIC SCHOOLS
320 N MAIN ST, Mcallen, TX 78501
Enrollment
342
Student-Teacher
13.2:1
Score
6.7
Grades
Pre-K – 8th
Enrollment
342
Student-Teacher
13.2:1
Score
6.7
Grades
Pre-K – 8th
Updated
2022-23
Updated 2022-23
How this school compares
In Mcallen
#11 of 37
public schools
Texas elementary schools
#1,707 of 4,678
In district
#1 of 4
HORIZON MONTESSORI PUBLIC SCHOOLS
Academic performance
7.5 / 10
Very strong
About Horizon Montessori - Stem Academy
Horizon Montessori - STEM Academy is a charter school in McAllen, Texas, offering a unique educational experience for students from pre-K through 8th grade. With an enrollment of 342 students and a student-teacher ratio of 13.2:1, the school provides personalized attention to help each child thrive academically and socially. The school's dedicated staff includes 26 full-time equivalent teachers who work diligently to support their students' learning needs.
Horizon Montessori - STEM Academy places strong emphasis on both traditional Montessori methods and innovative STEM education, fostering critical thinking and problem-solving skills from a young age. While the school’s MySchoolScout rating of 5.0/10 indicates there is room for academic growth, particularly in math with only 38% proficiency, the ELA/Reading scores at 47% proficient or above suggest areas where students are excelling. Located in a mid-size city setting, Horizon Montessori - STEM Academy benefits from being part of a vibrant community that values education and supports its young learners.
The school continues to focus on student development and is committed to providing a comprehensive educational foundation for all its pupils.
What Parents Should Know
Horizon Montessori - Stem Academy is a charter school — a publicly funded school that operates with more autonomy than traditional district schools. Charter schools often have distinct educational models or specialties. Parents should understand the school's specific mission, enrollment process, and how its approach differs from nearby district options.
Score Breakdown
Full Profile · 3/3 metricsView breakdown
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Horizon Montessori - Stem Academy — Students at Horizon Montessori - Stem Academy score 37% proficient, which is above what's typical for similar communities (expected: 31%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
78.9%
Students qualifying for federal meal assistance
Test Scores TX EDFACTS (2020-21)
Based on 4 test records from TX state assessments. About our data
Proficiency Trend
↓ DecliningAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 6.2/10.
How Horizon Montessori - Stem Academy Compares
See how Horizon Montessori - Stem Academy performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 48% (2019) to 27% (2021). Reading/ELA proficiency has remained stable from 47% (2019) to 47% (2021).
Location
320 N MAIN ST, Mcallen, TX 78501
Nearby Alternatives
Families considering Horizon Montessori - Stem Academy may also want to explore other elementary schools in the area. MILAM EL (rated 9.0/10, 2.2 miles away), which scores notably higher. Another option is ST PAUL LUTHERAN SCHOOL (rated 6.9/10, 1.2 miles away), with a very similar rating. Additionally, WILSON EL (rated 6.8/10, 0.4 miles away), with a very similar rating. For more schools in Mcallen, see our Mcallen schools guide .
Nearby Schools
20 within 2.2 mi| School | Distance | Rating |
|---|---|---|
| TRIUMPH PUBLIC HIGH SCHOOLS-MCALLEN Mcallen | 0.2 mi | 4.9 |
| WILSON EL Mcallen | 0.4 mi | 6.8 |
| LAMAR ACADEMY Mcallen | 0.5 mi | 6.1 |
| FIELDS EL Mcallen | 0.7 mi | 6.4 |
| TRAVIS MIDDLE Mcallen | 0.9 mi | 6.3 |
| TAYLOR CHRISTIAN SCHOOL Mcallen | 1.0 mi | — |
| THIGPEN-ZAVALA EL Mcallen | 1.1 mi | 5.1 |
| ALVAREZ EL Mcallen | 1.0 mi | 3.4 |
| MEMORIAL H S Mcallen | 1.1 mi | 8.9 |
| ST PAUL LUTHERAN SCHOOL Mcallen | 1.2 mi | 6.9 |
| INSTR/GUID CENTER Mcallen | 1.2 mi | 7.5 |
| MCALLEN H S Mcallen | 1.4 mi | 8.8 |
| ACHIEVE EARLY COLLEGE H S Mcallen | 1.3 mi | 8.9 |
| ST JOHNS EPISCOPAL DAY SCHOOL Mcallen | 1.4 mi | 6.1 |
| CATHEY MIDDLE Mcallen | 1.5 mi | 6.2 |
| JACKSON EL Mcallen | 1.6 mi | 4.0 |
| SEGUIN EL Mcallen | 1.7 mi | 4.5 |
| QUEST COLLEGIATE ACADEMY-MCALLEN Lewisville | 1.9 mi | 5.0 |
| ESCANDON EL Mcallen | 1.8 mi | 4.3 |
| MILAM EL Mcallen | 2.2 mi | 9.0 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 78501 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$49,451
Median Home Value
$149,000
Median Rent
$943/mo
Population
59,095
College Educated
26.6%
Homeownership
50.2%
Avg Commute
18.8 min
Poverty Rate
25.3%
Median Age
36.8
Community Profile
The community surrounding Horizon Montessori - Stem Academy has a median household income of $49,451. It is an area where 27% of adults hold a bachelor's degree or higher. The median home value in the area is $149,000, with a median rent of $943/month. The area has a poverty rate of 25.3%, indicating some economic challenges in the community. Residents enjoy a short average commute of 19 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| ALDRIDGE EL Richardson, TX | 6.7 |
| AMANDA ROCHELL EL Rockwall, TX | 6.7 |
| ARTHUR KRAMER EL Dallas, TX | 6.7 |
| ATWOOD MCDONALD EL Fort Worth, TX | 6.7 |
| BELMAR EL Amarillo, TX | 6.7 |
| BIVINS EL Amarillo, TX | 6.7 |
Frequently Asked Questions
Common questions about Horizon Montessori - Stem Academy
What grades does Horizon Montessori - Stem Academy serve?
Horizon Montessori - Stem Academy serves students in grades Pre-K through 8th.
How many students attend Horizon Montessori - Stem Academy?
Horizon Montessori - Stem Academy has an enrollment of approximately 342 students.
What is the student-teacher ratio at Horizon Montessori - Stem Academy?
The student-teacher ratio at Horizon Montessori - Stem Academy is 13.2:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Horizon Montessori - Stem Academy rank in TX?
Horizon Montessori - Stem Academy is ranked #3424 out of 8,547 schools in TX.
What is Horizon Montessori - Stem Academy's MySchoolScout rating?
Horizon Montessori - Stem Academy has a composite rating of 6.7 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.
What are the test scores at Horizon Montessori - Stem Academy?
Based on the most recent state assessment data, Horizon Montessori - Stem Academy has 37.5% math proficiency and 47.0% reading/ELA proficiency.
Is Horizon Montessori - Stem Academy a charter school?
Yes, Horizon Montessori - Stem Academy is a charter school. Charter schools are publicly funded but independently operated, often with more flexibility in curriculum and teaching methods.
Is Horizon Montessori - Stem Academy a Title I school?
No, Horizon Montessori - Stem Academy is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Horizon Montessori - Stem Academy?
78.9% of students at Horizon Montessori - Stem Academy qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Neighborhood Context
- City Safety
- High (1,992/100K)
FBI UCR 2024. City-level (Mcallen). Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- Pre-K – 8th
- Enrollment
- 342
- Student-Teacher Ratio
- 13.2:1
- Teachers (FTE)
- 26
- Free/Reduced Lunch
- 78.9%
- Type
- regular
- Setting
- Midsize City
- County
- Hidalgo County
- Phone
- (956) 631-0234
- Data Year
- 2023–2024
Resources & Links
District
HORIZON MONTESSORI PUBLIC SCHOOLS- District Enrollment
- 1,424
- Schools in District
- 4
- Per-Pupil Spending
- $11,155
- District Rank
- #1 of 4
Other Schools in This District
How We Rate Schools
Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.
Read our full methodologyRelated reading
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