St. Mary's Academy

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St. Mary's Academy Photo #1 - St. Mary's Academy High School excels at preparing young women for leadership in a global society. Our goal is to empower our students through the development of analytical skills, confidence, and generosity to make a difference in the world around them.
St. Mary's Academy Photo #2 - The St. Mary's Academy Pre-Kindergarten program is based in a specially designed co-ed PK classroom with a dedicated outdoor space. We offer authentic learning opportunities with highly acclaimed teachers who focus on the social-emotional development of students and teach using developmentally appropriate and research-based practices.
St. Mary's Academy Photo #3 - For over 150 years, St. Mary's Academy has been enlightening students to explore the world and learn without limits. St. Mary's Academy's unique, rigorous, college preparatory curriculum is designed for students who are motivated to learn and grow in a Catholic, independent community.
St. Mary's Academy Photo #4 - The Lower School is a happy place! Here, children are treasured, encouraged, and loved. St. Mary's Academy's Lower School is a co-educational program beginning with Pre-Kindergarten and continuing through grade five. The Lower School learning environment allows children to grow in a happy, positive, and engaging community.
St. Mary's Academy Photo #5 - For the past four years, 100% of AP Calculus students have achieved the maximum score of five on the AP Calculus test!
St. Mary's Academy Photo #6 - At St. Mary's Academy Middle School, we focus on supporting the dynamic developmental stage of our students. They learn social skills, begin to establish their individual identity, and prepare for High School. The SMA Middle School offers an environment where creativity, exploration, and joy are encouraged to develop skills for deeper learning and personal growth.
St. Mary's Academy Photo #7 - St. Mary's Academy's Mission Statement: St. Mary's Academy fosters excellence in each child through academic achievement, spiritual development, and service. The Loretto School Values of faith, community, justice, and respect provide the foundation to be powerful agents of change.
St. Mary's Academy is an independent, Catholic school, founded by the Sisters of Loretto in 1864.
Co-Ed Pre-K through Grade 8  All-Girl High School  St. Mary's Academy fosters excellence in each child through academic achievements, spiritual development, and service. The Loretto School Values of faith, community, justice, and respect provide the foundation for students to be powerful agents of change.

Quick Stats (2021)

  • Top Ranked CO School
  • Grades: Prekindergarten-12
  • Students: 676 students
  • Yearly Tuition: $20,200
  • Acceptance rate: 89%
  • Average class size: 16 students
  • Application Deadline: Dec. 15

Top Placements

St. Mary's Academy places among the top 20% of private schools in Colorado for:

Category
Attribute
Sports offered
School History

School Overview

Religious Affiliation
Grades Offered
Grades Prekindergarten-12
Year Founded
1864
Summer School Offered
Yes
Summer Program Details
Awards
 Blue Ribbon School - Selected in 1992, 1999, 2016

Student Body

Total Students
676 students
Student Body Type
Co-ed
% Students of Color
28%
State avg.: 25%
Students by Grade
St. Mary's Academy Student By Grade

Academics and Faculty

Total Classroom Teachers
85 teachers
Student : Teacher Ratio
8:1
National avg.: 13:1
% Faculty w/Advanced Degree
50%
Average Class Size
16 students
Number of AP Courses
18 courses
List of Courses Offered
Advanced Courses
AP Art History, AP Biology, AP Calculus AB, AP Calculus ABII, AP Calculus BC, AP Chemistry, AP Chinese, AP Computer Science A, AP Computer Science Principles, AP English Literature and Composition, AP Environmental Science, AP French Language, AP Human Geography, AP Language and Composition, AP Physics C Mechanics, AP Spanish Language, AP Studio Art/Drawing Portfolio, AP Studio Art: 3D Design, AP U.S. Government and Politics, AP U.S. History
Average SAT score
1246
Average ACT score
26
Matriculation DataMatric. Data
Classroom Dress Code
Casual
(For Lower and Middle School: No denim. Collared shirts. No prints.)

Finances and Admission

Admission Deadline
Dec. 15
Yearly Tuition Cost
Tuition Notes
We offer a variety of payment plans, loan programs and a need-based tuition assistance program.
% on Financial Aid
28%
Average Financial Aid Grant
$7,000
Acceptance Rate
89%
National avg.: 85%
Admissions Director
Seely Greenberg
Admissions Associate
Lindsey Lopez
Endowment Size
$13.2 million

Sports

Extracurriculars

Total ExtracurricularsTotal Extra-curric.
1 extracurricular
ExtracurricularsExtra-curric.
Club or Organization:
Arts for Social Justice

School Notes

  • 684 enrolled students
  • 36% diversity
  • Students come from 66 different zip codes
  • Over $2.0 million given in need-based assistance each year to 26% of the student body in all three divisions.
  • Summer camp offering for seven weeks in the summer
  • Before and After School care available
Profile last updated:

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Quick Stats (2021)

  • Top Ranked CO School
  • Grades: Prekindergarten-12
  • Students: 676 students
  • Yearly Tuition: $20,200
  • Acceptance rate: 89%
  • Average class size: 16 students
  • Application Deadline: Dec. 15

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Did You Know?

The average private school tuition in Arapahoe County, CO is $13,531 for elementary schools and $17,882 for high schools (read more about average private school tuition across the country).
The average acceptance rate in Arapahoe County, CO is 85% (read more about average acceptance rates across the country).

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