For the 2026 school year, there are 5 public schools serving 1,547 students in Castro County, TX.
The top-ranked public schools in Castro County, TX are Nazareth School, Hart Isd and Dimmitt High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Castro County, TX public schools have an average math proficiency score of 35% (versus the Texas public school average of 44%), and reading proficiency score of 43% (versus the 51% statewide average). Schools in Castro County have an average ranking of 2/10, which is in the bottom 50% of Texas public schools.
Minority enrollment is 80% of the student body (majority Hispanic), which is more than the Texas public school average of 75% (majority Hispanic).
Best Public Schools in Castro County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Nazareth School
(Math: 80-84% | Reading: 75-79%)
Rank:
Rank:
10/
Top 5%10
101 S First St
Nazareth, TX 79063
(806) 945-2231
Nazareth, TX 79063
(806) 945-2231
Gr: PK-12 | 247 students Student-teacher ratio: 12:1 Minority enrollment: 14%
Rank: #22.
Hart Isd
(Math: 35-39% | Reading: 65-69%)
Rank:
Rank:
7/
Top 50%10
710 2nd St
Hart, TX 79043
(806) 938-2141
Hart, TX 79043
(806) 938-2141
Gr: PK-12 | 212 students Student-teacher ratio: 12:1 Minority enrollment: 94%
Rank: #33.
Dimmitt High School
(Math: 30-34% | Reading: 25-29%)
Rank:
Rank:
2/
Bottom 50%10
1405 Western Cir Dr
Dimmitt, TX 79027
(806) 647-3105
Dimmitt, TX 79027
(806) 647-3105
Gr: 9-12 | 313 students Student-teacher ratio: 10:1 Minority enrollment: 93%
Rank: #44.
Dimmitt Middle School
(Math: 26% | Reading: 32%)
Rank:
Rank:
2/
Bottom 50%10
1505 Western Cir Dr
Dimmitt, TX 79027
(806) 647-3108
Dimmitt, TX 79027
(806) 647-3108
Gr: 6-8 | 247 students Student-teacher ratio: 10:1 Minority enrollment: 94%
Rank: #55.
Richardson Elementary School
(Math: 20% | Reading: 34%)
Rank:
Rank:
1/
Bottom 50%10
708 W Stinson St
Dimmitt, TX 79027
(806) 647-4131
Dimmitt, TX 79027
(806) 647-4131
Gr: PK-5 | 528 students Student-teacher ratio: 17:1 Minority enrollment: 92%
Castro County Public Schools (Closed)
School
Location
Quick Facts
709 2nd St
Hart, TX 79043
(806) 938-2142
Hart, TX 79043
(806) 938-2142
Gr: PK-5 | 127 students Student-teacher ratio: 14:1 Minority enrollment: 98%
Frequently Asked Questions
What are the top-ranked public schools in Castro County, TX?
The top-ranked public schools in Castro County, TX include Nazareth School, Hart Isd and Dimmitt High School.
How many public schools are located in Castro County?
5 public schools are located in Castro County.
What is the racial composition of students in Castro County?
Castro County public schools minority enrollment is 80% of the student body (majority Hispanic), which is more than the Texas public schools average of 75% (majority Hispanic).
Recent Articles
Multilingual Learner Growth Models & Accountability
Learn how multilingual learner growth models are reshaping school accountability systems and what it means for public schools in 2026.
School-Based Health Clinics: Funding, Billing, and Student Access
Learn how school-based health clinics are funded, how billing works, and how students access care in public schools.
Outdoor Learning in Urban Schools: Forest School Programs
Explore how urban districts adopt outdoor learning and forest school programs to boost student engagement, well-being, and academic success.