Developmental Disabilities Institute (Top Ranked 草榴社区 School for 2026-27)

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Developmental Disabilities Institute

99 Hollywood Dr Smithtown, NY 11787

Tel: (631) 366-2916

Quick Facts (2026-27)

Top Ranked NY School
School Type: Special Education School
Grades: Prekindergarten
Enrollment: 1,379 students
Acceptance rate: 75%
Application Deadline: None / Rolling
Source: National Center for Education Statistics (NCES)

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Quick Facts (2026-27)

Top Ranked NY School
School Type: Special Education School
Grades: Prekindergarten
Enrollment: 1,379 students
Acceptance rate: 75%
Application Deadline: None / Rolling
Source: National Center for Education Statistics (NCES)

School Rankings

Developmental Disabilities Institute ranks among the top 20% of private schools in New York for:

School Facts

School Type

Special Education School

Religious Affiliation

Nonsectarian

Grades Offered

Grades Prekindergarten

Year Founded

1961

School Calendar

Student Body

Total Students

1,379 students

Student Body Type

Co-ed

% Students of Color

18%

State avg.: 39%

Academic Profile

Total Classroom Teachers

84 teachers

Student-Teacher Ratio

16:1

National avg.:

School Membership(s)School Assoc.

Other associations(s) for exceptional children
State or regional independent school association

Tuition & Financial Aid

Admission Deadline

None / Rolling

Acceptance Rate

75%

National avg.: 82%

Application URL

School Notes

At Development Disabilities Institute, The Children's Day Services is a division of Developmental Disabilities Institute, operates a state approved full day (6 hour) special education program for students between 5 and 21 years of age.
The program is specifically designed for those students who display evidence of Autism or Pervasive Developmental Disorder.
There are currently over 190 students receiving educational services in this program.
In addition to providing a highly structured learning experience, the program also offers speech/language services, adaptive physical education, occupational and physical therapy, clinical, and vocational services and intensive parent training programs.
The primary goal of Children's Day Services is to teach all of our students the communicative, learning, social and vocational skills necessary for successful participation at home, school, and in various community settings.

At Development Disabilities Institute, The Children's Day Services is a division of Developmental Disabilities Institute, operates a state approved full day (6 hour) special education program for students between 5 and 21 years of age. The program is specifically designed for those students who display evidence of Autism or Pervasive Developmental Disorder. There are currently over 190 students receiving educational services in this program. In addition to providing a highly structured learning experience, the program also offers speech/language services, adaptive physical education, occupational and physical therapy, clinical, and vocational services and intensive parent training programs. The primary goal of Children's Day Services is to teach all of our students the communicative, learning, social and vocational skills necessary for successful participation at home, school, and in various community settings.

Source: National Center for Education Statistics (NCES)

Frequently Asked Questions

What is the acceptance rate of Developmental Disabilities Institute?

The acceptance rate of Developmental Disabilities Institute is 75%, which is lower than the national average of 76%.

What is Developmental Disabilities Institute's ranking?

Developmental Disabilities Institute ranks among the top 20% of private schools in New York for: Largest student body.

When is the application deadline for Developmental Disabilities Institute?

The application deadline for Developmental Disabilities Institute is rolling (applications are reviewed as they are received year-round).

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Did You Know?

The average private school tuition in Suffolk County, NY is $21,365 for elementary schools and $27,758 for high schools (read more about average private school tuition across the country).

The average acceptance rate in Suffolk County, NY is 73% (read more about average acceptance rates across the country).