Seton Catholic
Diocesan school · Grades Pre-K–12
Plattsburgh, NY
206 New York Rd, Plattsburgh, NY 12903
Overall grade: A+
ChooseAPrivateSchool.com grade, from official facts compared with similar schools.
- AClass size
- A-College-going
- B+Years serving families
- B+Diversity
What stands out
- Smaller classes than 77% of Catholic schools in New York
- 90% of graduates go to four-year colleges
- Growing: enrollment up 41% since 2011–12
- Serving families in Plattsburgh since at least 2011
- One school from pre-K through 12th grade
In Plattsburgh, New York, Seton Catholic is a Catholic diocesan school for students from pre-K through 12th grade. About 203 students attend, with roughly 9 students per teacher, smaller classes than 77% of Catholic schools in New York. Enrollment is up about 41% since 2011–12. The school is part of the Diocese of Ogdensburg. The school reports that about 90% of its graduates go on to four-year colleges. The school day runs about 6.5 hours, 180 days a year.
At a glance
- Grades
- Grades Pre-K–12
- Students
- 203
- Teachers
- 23.6 (full-time equivalent)
- Students per teacher
- 8.6
- Boys and girls
- Coed · 114 girls, 89 boys
- Religious affiliation
- Catholic · Diocesan school
- Diocese
- Diocese of Ogdensburg
- School day
- About 6.5 hours
- School year
- 180 days
- Graduates going to 4-year colleges
- About 90% (the school's estimate for the class before the survey)
- Library
- Yes
Reviews
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How it compares
- Smaller classes than 77% of Catholic schools in New York (9 students per teacher).
- A smaller school: fewer students than 77% of Catholic schools in New York.
- Compared with 22 Catholic schools in New York.
Students by survey year
Total students reported in official records since 2011–12.
Students by grade
Student body
Member of
- National Catholic Educational 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 Seton Catholic
What grades does Seton Catholic serve?
Seton Catholic serves grades Pre-K–12.
How many students attend Seton Catholic?
About 203 students, with 9 students per teacher, according to official records.
How much is tuition at Seton Catholic?
Call the school to ask about tuition, financial aid and payment plans.
Official record · Updated October 2026 · Official search · Something wrong? Tell us
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