Castle Island Bilingual Montessori (Top Ranked Private School for 2026-27)

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Quick Facts (2026-27)

Top Ranked NY School
School Type: Montessori School
Grades: Nursery/Preschool-6
Enrollment: 48 students
Yearly Tuition: $11,000
Acceptance rate: 5%
Average class size: 21 students
Application Deadline: None / Rolling
Source: ✓Verified school update

School Rankings

Castle Island Bilingual Montessori ranks among the top 20% of private schools in New York for:

School Facts

School Type

Montessori School

School Membership(s)School Assoc.

American Montessori Society (AMS)
National Association of Independent Schools (NAIS)
Other school association(s)

Religious Affiliation

Nonsectarian

Grades Offered

Grades Nursery/Preschool-6

Students By Grade

View Data

Distribution of Students By Grade
Grade	Castle Island Bilingual Montessori
Pre-K	7
Kind	7
1	5
2	6
3	2
4	2
5	3
6	1
Ungraded	15

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ADD/ADHD Support

Yes

Learning Difference Programs

Yes

Year Founded

2012

Summer School Offered

Yes

Summer Program Details

View Summer Program Details

School Calendar

View School Calendar

Student Body

Total Students

48 students

Student Body Type

All-boys

% Students of Color

23%

State avg.: 39%

Academics & Faculty

Total Classroom Teachers

7 teachers

Student-Teacher Ratio

7:1

National avg.: 11:1

% Faculty w/Advanced Degree

50%

Average Class Size

21 students

List of Courses Offered

Link to List of Courses

Matriculation DataMatric. Data

View Matriculation Data

Classroom Dress Code

Formal

Tuition & Acceptance Rate

Admission Deadline

None / Rolling

Yearly Tuition Cost

$11,000

View national tuition avg.

% on Financial Aid

72%

Average Financial Aid Grant

$4,000

Acceptance Rate

National avg.: 82%

Admissions Director

Diane M Nickerson

School Notes

Since 2012, our growing school has been guiding students' curiosities from age 3 - 12, enrolling from PreK -Grade 6, expanding soon to include Toddler (18 months) - Middle School (Grade 8)
We offer Spanish immersion elementary programs so that your child's school days are enriched with innovative learning, intercultural community, social inclusion, in a joyful education!
Classrooms are mixed-aged, each with two teachers - one teaching in English and the other in Spanish
Child-directed learning environments are carefully designed incorporating hands-on materials and individualized lessons; the teachers meet the children where they are - academically and linguistically.
Children in our centrally-located school emerge as caring and creative citizens of the world!

OUR MISSION Castle Island provides world-class and accessible education immersed in Spanish in a fully implemented Montessori learning environment for chidlren of the Capital Region of New York.
TUITION made accessible, based on income. Families whose annual household income is under $125,000 qualify for a tuition scholarship on a sliding scale between $425-$1,175 per month.
PROGRAMS Half-Day and Full-Day options for Early Childhood. Elementary Grades 1 - 6. Before and After Care options available. School vacation Child Care Enrichment Camps are offered!
SCHEDULE A TOUR TODAY! Click here for dates/times and to book!

Source: Verified school update

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Frequently Asked Questions

How much does Castle Island Bilingual Montessori cost?

Castle Island Bilingual Montessori's tuition is approximately $11,000 for private students.

What is the acceptance rate of Castle Island Bilingual Montessori?

The acceptance rate of Castle Island Bilingual Montessori is 5%, which is lower than the national average of 76%. Castle Island Bilingual Montessori's acceptance rate is ranked among the top private schools in New York with low acceptance rates.

Does Castle Island Bilingual Montessori offer a summer program?

Yes, Castle Island Bilingual Montessori offers a summer program. Visit their summer school page for more information.

What is Castle Island Bilingual Montessori's ranking?

Castle Island Bilingual Montessori ranks among the top 20% of private schools in New York for: Lowest average acceptance rates.

When is the application deadline for Castle Island Bilingual Montessori?

The application deadline for Castle Island Bilingual Montessori is rolling (applications are reviewed as they are received year-round).

In what neighborhood is Castle Island Bilingual Montessori located?

Castle Island Bilingual Montessori is located in the Downtown neighborhood of Albany, NY.

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Did You Know?

The average private school tuition in Albany, NY is $10,910 for elementary schools (read more about average private school tuition across the country).

The average acceptance rate in Albany, NY is 83% (read more about average acceptance rates across the country).