Home > Virginia > Fairfax County > Great Falls

Siena Academy

1020 Springvale Rd
Great Falls, VA 22066

www.sienamontessori.org

Siena Academy in Great Falls, VA, is a Catholic co–ed Montessori school serving preschool and kindergarten with a total enrollment of 110 students.

The school operates in a suburban community and maintains a student–teacher ratio of 12:1 with 9 teachers on staff.

Annual tuition for Siena Academy is $11,670, which is below the Fairfax county average for elementary private schools.

Approximately 28% of students at Siena Academy represent diverse racial and ethnic backgrounds.

Siena Academy is a member of the Association Montessori International (AMI) and other school associations, supporting its Montessori program in Great Falls.

Quick Facts (2026)

School Type: Montessori School
Grades: Prekindergarten-Kindergarten
Enrollment: 110 students
Yearly Tuition: $11,670
Application Deadline: None / Rolling
Source: National Center for Education Statistics (NCES)

School Overview

School Type

Montessori School

School Membership(s)School Assoc.

Association Montessori International (AMI)
Other school association(s)

Religious Affiliation

Catholic

Grades Offered

Grades Prekindergarten-Kindergarten

Last Day of School

Mon. Jun 1, 2026

Student Body

Total Students

110 students

Student Body Type

Co-ed

% Students of Color

28%

State avg.: 31%

Students by Grade

Academics and Faculty

Total Classroom Teachers

9 teachers

Student-Teacher Ratio

12:1

National avg.: 13:1

Tuition and Acceptance Rate

Admission Deadline

None / Rolling

Yearly Tuition Cost

$11,670

View national tuition avg.

School Notes

School Motto: 'The child is both a hope and a promise for mankind.' - Dr. Maria Montessori

Source: National Center for Education Statistics (NCES)

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Frequently Asked Questions

How much does Siena Academy cost?

Siena Academy's tuition is approximately $11,670 for private students.

When is the application deadline for Siena Academy?

The application deadline for Siena Academy is rolling (applications are reviewed as they are received year-round).

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Quick Facts (2026)

School Type: Montessori School
Grades: Prekindergarten-Kindergarten
Enrollment: 110 students
Yearly Tuition: $11,670
Application Deadline: None / Rolling
Source: National Center for Education Statistics (NCES)

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Did You Know?

The average private school tuition in Fairfax County, VA is $18,603 for elementary schools and $23,233 for high schools (read more about average private school tuition across the country).

The average acceptance rate in Fairfax County, VA is 78% (read more about average acceptance rates across the country).