HORIZON MONTESSORI III - STEM ACADEMY
Public
Elementary Grades PK–8 Charter
Part of HORIZON MONTESSORI PUBLIC SCHOOLS
2802 S 77 SUNSHINE STRIP, HARLINGEN, TX 78550 · (956) 423-8200
Community ratings
Not rated yetBe the first neighbor to rate this school — an overall score plus Teachers, Communication, Safety and Activities.
Academic performance
Math proficiency22%
State average 36.6%
Reading / language arts37%
State average 41.8%
EDFacts via Urban Institute Education Data Portal (SY2020-21)
At a glance
291Students enrolled
15:1Student–teacher ratio
71%Free / reduced lunch
CitySetting
Regular SchoolSchool type
Enrollment by grade
Pre-K66
Kindergarten34
Grade 131
Grade 227
Grade 338
Grade 421
Grade 528
Grade 67
Grade 717
Grade 822
Students
Hispanic · 94%273
White · 4%12
Asian · 2%6
Counts as reported to NCES; percentages are of students with a reported race/ethnicity.
Enrollment · last 5 years
341’20
354’21
343’22
334’23
291’24
Location
2802 S 77 SUNSHINE STRIP HARLINGEN
Neighbor reviews
Sign in to rate this school.
School facts from the U.S. Department of Education (NCES), 2024-2025 school year. Academic scores from the EDFacts via Urban Institute Education Data Portal (SY2020-21). Community ratings and reviews reflect neighbor opinions, not an official measure of school quality.