For the 2025-26 school year, there are 2 private schools serving 119 students in Castroville, TX (there are 5 public schools, serving 5,006 public students). 2% of all K-12 students in Castroville, TX are educated in private schools (compared to the TX state average of 6%).
The top ranked private school in Castroville, TX is St. Louis Catholic School.
Top Ranked Castroville Private Schools (2025-26)
School
Location
Quick Facts
St. Louis Catholic School
(Catholic)
607 Madrid St
Castroville, TX 78009
(830) 931-3544
Castroville, TX 78009
(830) 931-3544
Gr: K-5 | 114 students Avg. class size: 13 students Extracurrculars: 1
Graceday Village School Ii
Daycare / Preschool (Christian)
8406 Fm 471 S
Castroville, TX 78009
(830) 931-0808
Castroville, TX 78009
(830) 931-0808
Gr: PK | 5 students
Frequently Asked Questions
What are the top ranked private schools in Castroville, TX?
The top ranked private schools in Castroville, TX is St. Louis Catholic School.
How many private schools are located in Castroville?
2 private schools are located in Castroville.
What percentage of students in Castroville go to private school?
2% of all K-12 students in Castroville are educated in private schools (compared to the TX state average of 6%).
Recent Articles

Transferring from Public to Private School Mid-Year: What to Expect
Considering a mid-year transfer from public to private school? Learn what to expect with admissions, academic placement, social adjustment, and financial aid to ensure a smooth transition.

A Guide to Day vs. Boarding School: Which Is Right for Your Family
Discover the key differences between day and boarding schools to determine the best fit for your child. Explore benefits, costs, lifestyle factors, and questions to help guide your family’s decision.

The A to Z of Private Schools 2025
Explore the A to Z of private schools in 2025—from admissions to tuition—offering parents and educators clear insights into today’s options.