Our Lady of Mercy School
Parish school · Grades Pre-K–8
Baton Rouge, LA
400 Marquette Ave, Baton Rouge, LA 70806
Overall grade: B-
ChooseAPrivateSchool.com grade, from official facts compared with similar schools.
- B-Class size
- BYears serving families
- B+Diversity
What stands out
- Growing: enrollment up 30% since 2019–20
Our Lady of Mercy School is a Catholic parish school in Baton Rouge, Louisiana, for students from pre-K through 8th grade. It has about 1,102 students and around 22 students per teacher. Enrollment has grown about 30% since 2019–20. The school is part of the Diocese of Baton Rouge. Students attend about 7 hours a day, 178 days a year. Louisiana has programs that can help pay tuition; ask the school whether it takes part.
At a glance
- Grades
- Grades Pre-K–8
- Students
- 1,102
- Teachers
- 50.9 (full-time equivalent)
- Students per teacher
- 21.7
- Boys and girls
- Coed · 491 girls, 611 boys
- Religious affiliation
- Catholic · Parish school
- Diocese
- Diocese of Baton Rouge
- School day
- About 7 hours
- School year
- 178 days
- Library
- Yes
Reviews
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How it compares
- Larger than 99% of Catholic elementary schools in Louisiana.
- Compared with 83 Catholic elementary schools in Louisiana.
Students by survey year
Total students reported in official records since 2019–20.
Students by grade
Student body
Member of
- National Catholic Educational Association
Help paying tuition in Louisiana
These state programs can help pay private school tuition. Only participating schools can accept them, so ask Our Lady of Mercy School whether it takes part.
- LA GATOR Scholarship Program · Voucher or scholarship
- Tuition Donation Credit Program · Tax-credit scholarship
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 Our Lady of Mercy School
What grades does Our Lady of Mercy School serve?
Our Lady of Mercy School serves grades Pre-K–8.
How many students attend Our Lady of Mercy School?
About 1,102 students, with 22 students per teacher, according to official records.
How much is tuition at Our Lady of Mercy School?
Call the school to ask about tuition, financial aid and payment plans. Louisiana has programs that can help pay private school tuition; ask whether the school takes part.
Official record · Updated October 2026 · Official search · Something wrong? Tell us
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