The Greenvale School
Independent school · Grades Pre-K–8
Old Brookville, NY
250 Valentines Ln, Old Brookville, NY 11545
Overall grade: A+
ChooseAPrivateSchool.com grade, from official facts compared with similar schools.
- A-Class size
- A-Years serving families
- A-Diversity
What stands out
- Small classes: about 6 students per teacher
- Serving families in Old Brookville since at least 2011
The Greenvale School is an independent private school in Old Brookville, New York, for students from pre-K through 8th grade. It has about 355 students and around 6 students per teacher. Its enrollment has held steady since 2011–12. Students attend about 8 hours a day, 170 days a year.
At a glance
- Grades
- Grades Pre-K–8
- Students
- 355
- Teachers
- 63.8 (full-time equivalent)
- Students per teacher
- 5.6
- Boys and girls
- Coed · 165 girls, 190 boys
- Religious affiliation
- None (nonsectarian)
- School day
- About 8 hours
- School year
- 170 days
- Library
- Yes
Reviews
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How it compares
- Smaller classes than 52% of independent elementary schools in New York (6 students per teacher).
- Larger than 94% of independent elementary schools in New York.
- Compared with 85 independent elementary 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 Association of Independent Schools
- 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 The Greenvale School
What grades does The Greenvale School serve?
The Greenvale School serves grades Pre-K–8.
How many students attend The Greenvale School?
About 355 students, with 6 students per teacher, according to official records.
How much is tuition at The Greenvale School?
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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