Best Public Charter Schools in 78550 (Harlingen, TX) (2025-26)

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Best 78550 Texas Public Charter Schools (2025-26)

For the 2025-26 school year, there is 1 public charter school serving 334 students in 78550, TX.

The top-ranked public charter school in 78550, TX is Horizon Montessori Iii - Stem Academy. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.

Public charter school in zipcode 78550 have an score of 37% (versus the Texas public charter school average of 38%), and score of 52% (versus the 49% statewide average). Charter schools in 78550, TX have an average ranking of 7/10, which is in the top 50% of Texas public charter schools.

Minority enrollment is 96% of the student body (majority Hispanic), which is more than the Texas public charter school average of 88% (majority Hispanic).

Best 78550, TX Public Charter Schools (2025-26)

School
(Math and Reading Proficiency)

Location

Quick Facts

Rank: #11.

Horizon Montessori Iii - Stem Academy

Charter School

(Math: 35-39% | Reading: 50-54%)
:

Top 50%

2802 S 77 Sunshine Strip
Harlingen, TX 78550
(956) 423-8207

Gr: PK-8 | 334 students Student-teacher ratio: 15:1 Minority enrollment: 96%

[+] Show Closed Public Schools in 78550 Texas

78550, Texas Public Schools (Closed)

School

Location

Quick Facts

Bcfs - Harlingen Middle School (Closed 2015)

Alternative School

3700 E Harrison Ave
Harlingen, TX 78550
(210) 333-6227

Gr: 7-8 | 211 students Student-teacher ratio: 21:1

Keys Academy (Closed 2023)

Alternative School

2809 N 7th St
Harlingen, TX 78550
(956) 427-3220

Gr: 9-12

Lawrenceburg Public Elementary School (Closed 2004)

2701 N Breedlove
Harlingen, TX 78550
(956) 412-6951

Gr: PK-6 | 281 students Minority enrollment: 95%

New Pathways Center (Closed 2006)

Alternative School

208 S F St
Harlingen, TX 78550
(956) 427-3445

Gr: 1-6

Southwest Key (Closed 2020)

Alternative School

23011 Rio Rancho
Harlingen, TX 78550
(956) 421-2034

Gr: 6-9 | 42 students Student-teacher ratio: 42:1

Technical High School (Closed 2018)

801 N 13th St Ste 15
Harlingen, TX 78550
(956) 423-8200

Gr: 9-12

Valley High School (Closed 2004)

2701 N Breedlove
Harlingen, TX 78550
(956) 428-0884

Valley Junior High School (Closed 2004)

2701 N Breedlove
Harlingen, TX 78550
(956) 412-6951

Gr: 7-8 | 14 students Minority enrollment: 86%

Frequently Asked Questions

What are the top-ranked public charter schools in 78550, TX?

The top-ranked public charter schools in 78550, TX include Horizon Montessori Iii - Stem Academy.

How many public charter schools are located in 78550?

1 public charter schools are located in 78550.

What is the racial composition of students in 78550?

78550 public charter schools minority enrollment is 96% of the student body (majority Hispanic), which is more than the Texas public charter schools average of 88% (majority Hispanic).