Holy Trinity Catholic School
3815 Oak Lawn Ave, Dallas, TX 75219Open, per Google (checked Sep 20, 2026)
Key facts
- Tuition
- On the school’s website
- Grades
- PreK-8
- Students (K-12)
- 139
- Students per teacher
- 9.3
- Affiliation
- Roman Catholic
- From Dallas center
- 2.6 miles
Can you use TEFA here?
✓ On the official Texas Education Freedom Accounts list
- State list
- Includes this school
- Applying
- The 2026-27 application window ran February 4 to March 31, 2026: it first closed March 17 and was extended to March 31 (the Comptroller’s home page; its Families page still shows March 17). No 2027-28 dates are posted yet; the state offers an interest list for updates.
Source: the official list, dated October 26, 2026.
What you would pay here
- Net cost
- Not worked out: no verified 2026-27 tuition yet. See the school’s tuition page
School facts
- Teachers
- 15
- Student body
- Coeducational
- Diocese
- Diocese of Dallas, TX
- Boys and girls
- 43% boys, 57% girls
- Setting
- City
- Member of
- National Catholic Educational Association
- School facts, kindergarten to grade 12: U.S. Department of Education, NCES Private School Survey 2023-24, read September 20, 2026.
Where this comes from. Something wrong? Tell us and we will fix it.
Students and school year
Enrollment over time
- 2019-20 to 2023-24
- 112 to 139, up 27 (24%)
- Path
- Dipped to 109 in 2021-22, then passed its earlier level
Students by grade, 2023-24 (pre-K is not in the K-12 count)
- Largest grade
- Grade 2 (21)
- Smallest grade
- 3 grades (8 each)
- Average a grade
- About 15
The school year
- Days in the school year
- 176
- Length of the school day
- 7 hours 30 minutes
- Hours of school a year
- about 1,320
- Kindergarten
- Full day, 5 days a week
- Classes, 2023-24
- In person
- Library or media center
- Yes
- Year, against Texas
- Same as the median of the 1,203 private schools we list
- School day, against Texas
- 15 minutes longer than the median of 7 hours 15 minutes (1,252 schools we list)
How it compares
- Students per teacher
- 9.3 here; median 8.1 at 474 TX elementary schools
- Size in Dallas County
- Larger than 51 of 100 other schools we list
Student body, 2023-24
Shares of K-12 students by race and ethnicity, as NCES reports them.
- Grades, school year and student body: U.S. Department of Education, NCES Private School Survey 2023-24, read September 20, 2026.
- Earlier counts: NCES Private School Survey 2019-20 and 2021-22, read October 14, 2026.
- Comparisons: the private schools ChoiceFunded lists, as of this page’s last update.
Holy Trinity Catholic School tuition, and what TEFA pays
- Published tuition
- On the school’s own tuition page (found October 11, 2026)
Texas Education Freedom Accounts Education savings account
- Award
- $10,474 per private school student for 2026-27
- How it varies
- More for students with disabilities; $2,000 for homeschooled students.
Figures read from each program’s official pages, October 8, 2026. Sources and how to apply
What would you pay at Holy Trinity Catholic School?
Use $0 or more.
Tuition and fees TEFA pays You pay per year Spread over 10 months
- Ask the school
- Its full-year tuition and required fees; whether it still takes Education Freedom Account (TEFA) for 2026-27; its application deadline. More questions to ask
Other private schools nearby
| School | Grades | Students | Miles |
|---|---|---|---|
| Dallas Christian Academy ✓ | PreK-12 | 95 | <1 |
| The Saint Timothy School ✓ | PreK-12 | 46 | <1 |
| The American Academy - Texas (Digital Learning) ✓ | On the state list; not in the federal survey | <1 | |
| Resolute Academy ✓ | 9-12 | not reported | 1 |
| Notre Dame of Dallas Sp School and Vocational Center ✓ | 1-12 | not reported | 1 |
| Upperroom Academy | PreK-6 | 54 | 2 |
| The Day School at HP Pres | PreK-K | 28 | 2 |
| NFC Academy ✓ | On the state list; not in the federal survey | 2 | |
On the program’s official list Other private schools
Keep looking
- All private schools near Dallas
- Catholic schools in Texas
- Private elementary schools in Texas
- Private middle schools in Texas
- Private schools with kindergarten in Texas
- Private schools with pre-K in Texas
- Private schools in Dallas County
- Texas Education Freedom Accounts: amount and eligibility
- All Texas Education Freedom Accounts schools
No new TEFA application dates are posted yet. How TEFA works.
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