Dalton School
Independent school · Grades K–12
New York, NY
108 E 89th St, New York, NY 10128
Overall grade: A+
ChooseAPrivateSchool.com grade, from official facts compared with similar schools.
- A-Class size
- ACollege-going
- B+Years serving families
- A+Diversity
What stands out
- One of the 3 largest independent schools in New York
- The largest independent school in New York
- 100% of graduates go to four-year colleges
- Small classes: about 6 students per teacher
Dalton School is an independent private school in New York, New York, for students from kindergarten through 12th grade. It has about 1,330 students and around 6 students per teacher. The school reports that about 100% of its graduates go on to four-year colleges. Students attend about 7.5 hours a day, 150 days a year.
At a glance
- Grades
- Grades K–12
- Students
- 1,330
- Teachers
- 218.6 (full-time equivalent)
- Students per teacher
- 6.1
- Boys and girls
- Coed · 678 girls, 652 boys
- Religious affiliation
- None (nonsectarian)
- School day
- About 7.5 hours
- School year
- 150 days
- Graduates going to 4-year colleges
- About 100% (the school's estimate for the class before the survey)
- Library
- Yes
Reviews
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How it compares
- Larger than 96% of independent schools in New York.
- Compared with 83 independent 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
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 Dalton School
What grades does Dalton School serve?
Dalton School serves grades K–12.
How many students attend Dalton School?
About 1,330 students, with 6 students per teacher, according to official records.
How much is tuition at Dalton 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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