St. Marys Academy
Diocesan school · Grades Pre-K–8
The Dalles, OR
1112 Cherry Heights Rd, The Dalles, OR 97058
Overall grade: A+
ChooseAPrivateSchool.com grade, from official facts compared with similar schools.
- AClass size
- BYears serving families
- ADiversity
What stands out
- Smaller classes than 66% of Catholic schools in Oregon
St. Marys Academy is a Catholic diocesan school in The Dalles, Oregon, for students from pre-K through 8th grade. It has about 149 students and around 12 students per teacher, smaller classes than 66% of Catholic elementary schools in Oregon. Its enrollment has held steady since 2019–20. The school is part of the Diocese of Baker. Students attend about 7 hours a day, 173 days a year.
At a glance
- Grades
- Grades Pre-K–8
- Students
- 149
- Teachers
- 12.8 (full-time equivalent)
- Students per teacher
- 11.6
- Boys and girls
- Coed · 78 girls, 71 boys
- Religious affiliation
- Catholic · Diocesan school
- Diocese
- Diocese of Baker
- School day
- About 7 hours
- School year
- 173 days
- Library
- Yes
Reviews
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How it compares
- Smaller classes than 66% of Catholic elementary schools in Oregon (12 students per teacher).
- A smaller school: fewer students than 56% of Catholic elementary schools in Oregon.
- Compared with 41 Catholic elementary schools in Oregon.
Students by survey year
Total students reported in official records since 2019–20.
Students by grade
Student body
Member of
- National Catholic Educational Association
- A state or regional independent school association
Questions to ask on a tour
- What is tuition, and what does it include (books, fees, uniforms, trips)?
- Do you offer financial aid, sibling discounts or payment plans?
- Do you accept ESA, voucher or tax-credit scholarship funds?
- How big are classes in my child's grade?
- What support is there for students who need extra help or more challenge?
- Is the school accredited, and by whom?
- What do a typical day and a typical week look like?
- How does the school communicate with families?
Questions about St. Marys Academy
What grades does St. Marys Academy serve?
St. Marys Academy serves grades Pre-K–8.
How many students attend St. Marys Academy?
About 149 students, with 12 students per teacher, according to official records.
How much is tuition at St. Marys Academy?
Call the school to ask about tuition, financial aid and payment plans.
Official record · Updated October 2026 · Official search · Something wrong? Tell us