St. Mary Littleton is a Catholic co–ed private school in Littleton, CO, serving grades PK through 8 in a suburban community.
Founded in 1951, the school has an enrollment of 504 udents and a student–teacher ratio of 16:1 with 31 teachers.
Annual tuition is $9,890, which is below the average private elementary school tuition in Littleton.
The school is a member of the National Catholic Educational Association (NCEA) and reflects a udent body with 3% students of color.
Among private schools in Colorado,. Mary Littleton ranks in the top 20% for large student body and oldest founding date.
Quick Facts (2026)
- Top-Ranked CO School
- Grades: Prekindergarten-8
- Enrollment: 504 students
- Yearly Tuition: $9,890
- Application Deadline: None / Rolling
- Source: National Center for Education Statistics (NCES)
Top Rankings
St. Mary Littleton ranks among the top 20% of private schools in Colorado for:
School Overview
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Prekindergarten-8
Year Founded
1951
Student Body
Total Students
504 students
Student Body Type
Co-ed
% Students of Color
3%
State avg.: 25%
Students by Grade
Academics and Faculty
Total Classroom Teachers
31 teachers
Student-Teacher Ratio
16:1
National avg.: 11:1
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Yearly Tuition Cost
Application URL
School Notes
- Sample of notable school alumni/alumnae:
- None Listed
Source: National Center for Education Statistics (NCES)
Frequently Asked Questions
How much does St. Mary Littleton cost?
St. Mary Littleton's tuition is approximately $9,890 for private students.
Who are famous alumni from St. Mary Littleton?
St. Mary Littleton famous alumni include: None Listed.
What is St. Mary Littleton's ranking?
St. Mary Littleton ranks among the top 20% of private schools in Colorado for: Largest student body and Oldest founding date.
When is the application deadline for St. Mary Littleton?
The application deadline for St. Mary Littleton is rolling (applications are reviewed as they are received year-round).
Related Schools
Show me:
People that viewed St. Mary Littleton also viewed these schools: Front Range Christian School and Arma Dei Academy.
The nearest high school, elementary school and preschool to St. Mary Littleton is Japanese School Of Denver (1.3 miles away)
Show me:
Show me:
School
Location
Miles
Quick Facts
6657 W Ottawa Ave Ste A17
Littleton, CO 80128
(720) 922-3269
Littleton, CO 80128
(720) 922-3269
2.9 miles
Gr: PK-12 | 492 students Avg. class size: 16 students Sports: 10 | Extracurrculars: 7 Tuition & acceptance rate listed
Arma Dei Academy ![Arma Dei Academy Photo]( "Arma Dei Academy Photo")
Special Program Emphasis (Christian)
341 E. Wildcat Reserve Parkway
Littleton, CO 80126
(303) 346-4523
Littleton, CO 80126
(303) 346-4523
4.8 miles
Gr: PK-12 | 602 students Avg. class size: 16 students Sports: 6 | Extracurrculars: 3 Tuition listed
School
Location
Miles
Quick Facts
6657 W Ottawa Ave Ste A17
Littleton, CO 80128
(720) 922-3269
Littleton, CO 80128
(720) 922-3269
2.9 miles
Gr: PK-12 | 492 students Avg. class size: 16 students Sports: 10 | Extracurrculars: 7 Tuition & acceptance rate listed
Arma Dei Academy ![Arma Dei Academy Photo]( "Arma Dei Academy Photo")
Special Program Emphasis (Christian)
341 E. Wildcat Reserve Parkway
Littleton, CO 80126
(303) 346-4523
Littleton, CO 80126
(303) 346-4523
4.8 miles
Gr: PK-12 | 602 students Avg. class size: 16 students Sports: 6 | Extracurrculars: 3 Tuition listed
School
Location
Miles
Quick Facts
6657 W Ottawa Ave Ste A17
Littleton, CO 80128
(720) 922-3269
Littleton, CO 80128
(720) 922-3269
2.9 miles
Gr: PK-12 | 492 students Avg. class size: 16 students Sports: 10 | Extracurrculars: 7 Tuition & acceptance rate listed
Arma Dei Academy ![Arma Dei Academy Photo]( "Arma Dei Academy Photo")
Special Program Emphasis (Christian)
341 E. Wildcat Reserve Parkway
Littleton, CO 80126
(303) 346-4523
Littleton, CO 80126
(303) 346-4523
4.8 miles
Gr: PK-12 | 602 students Avg. class size: 16 students Sports: 6 | Extracurrculars: 3 Tuition listed
School
Location
Miles
Quick Facts
6657 W Ottawa Ave Ste A17
Littleton, CO 80128
(720) 922-3269
Littleton, CO 80128
(720) 922-3269
2.9 miles
Gr: PK-12 | 492 students Avg. class size: 16 students Sports: 10 | Extracurrculars: 7 Tuition & acceptance rate listed
Arma Dei Academy ![Arma Dei Academy Photo]( "Arma Dei Academy Photo")
Special Program Emphasis (Christian)
341 E. Wildcat Reserve Parkway
Littleton, CO 80126
(303) 346-4523
Littleton, CO 80126
(303) 346-4523
4.8 miles
Gr: PK-12 | 602 students Avg. class size: 16 students Sports: 6 | Extracurrculars: 3 Tuition listed
School
Location
Miles
Quick Facts
Japanese School Of Denver
Special Program Emphasis
Po Box 630044
Littleton, CO 80163
(303) 949-3381
Littleton, CO 80163
(303) 949-3381
1.3 miles
Gr: PK-9 | 123 students Tuition listed
Primrose School Of Littleton
Daycare / Preschool
7991 Southpark Way
Littleton, CO 80120
(303) 795-6555
Littleton, CO 80120
(303) 795-6555
1.7 miles
Gr: NS-K | 157 students
Willows Child Learning Centers
Daycare / Preschool
5301 S Lowell Blvd
Littleton, CO 80123
(303) 794-3871
Littleton, CO 80123
(303) 794-3871
2.1 miles
Gr: NS-K | 90 students Avg. class size: 10 students Tuition & acceptance rate listed
St. James Preschool
Daycare / Preschool (Presbyterian)
3601 W Belleview Ave
Littleton, CO 80123
(303) 798-7844
Littleton, CO 80123
(303) 798-7844
2.3 miles
Gr: PK-K | 65 students Tuition listed
Front Range Christian Junior/senior High School
(Christian)
6637 W Ottawa Ave
Littleton, CO 80128
(720) 922-3269
Littleton, CO 80128
(720) 922-3269
2.8 miles
Gr: PK-12 | 465 students
School
Location
Miles
Quick Facts
Japanese School Of Denver
Special Program Emphasis
Po Box 630044
Littleton, CO 80163
(303) 949-3381
Littleton, CO 80163
(303) 949-3381
1.3 miles
Gr: PK-9 | 123 students Tuition listed
Front Range Christian Junior/senior High School
(Christian)
6637 W Ottawa Ave
Littleton, CO 80128
(720) 922-3269
Littleton, CO 80128
(720) 922-3269
2.8 miles
Gr: PK-12 | 465 students
Shiloh Home Inc.
Alternative School
6400 W Coal Mine Ave
Littleton, CO 80123
(303) 932-9599
Littleton, CO 80123
(303) 932-9599
2.8 miles
Gr: 1-12 | 79 students
6657 W Ottawa Ave Ste A17
Littleton, CO 80128
(720) 922-3269
Littleton, CO 80128
(720) 922-3269
2.9 miles
Gr: PK-12 | 492 students Avg. class size: 16 students Sports: 10 | Extracurrculars: 7 Tuition & acceptance rate listed
1733 Dad Clark Drive
Littleton, CO 80126
(303) 744-1069
Littleton, CO 80126
(303) 744-1069
3.4 miles
Gr: PK-12 | 256 students Avg. class size: 15 students Sports: 4 | Extracurrculars: 7 Tuition & acceptance rate listed
School
Location
Miles
Quick Facts
Japanese School Of Denver
Special Program Emphasis
Po Box 630044
Littleton, CO 80163
(303) 949-3381
Littleton, CO 80163
(303) 949-3381
1.3 miles
Gr: PK-9 | 123 students Tuition listed
Front Range Christian Junior/senior High School
(Christian)
6637 W Ottawa Ave
Littleton, CO 80128
(720) 922-3269
Littleton, CO 80128
(720) 922-3269
2.8 miles
Gr: PK-12 | 465 students
Shiloh Home Inc.
Alternative School
6400 W Coal Mine Ave
Littleton, CO 80123
(303) 932-9599
Littleton, CO 80123
(303) 932-9599
2.8 miles
Gr: 1-12 | 79 students
4951 S Pennsylvania St
Englewood, CO 80113
(303) 789-2155
Englewood, CO 80113
(303) 789-2155
2.9 miles
Gr: PK-8 | 395 students
6657 W Ottawa Ave Ste A17
Littleton, CO 80128
(720) 922-3269
Littleton, CO 80128
(720) 922-3269
2.9 miles
Gr: PK-12 | 492 students Avg. class size: 16 students Sports: 10 | Extracurrculars: 7 Tuition & acceptance rate listed
School
Location
Miles
Quick Facts
Japanese School Of Denver
Special Program Emphasis
Po Box 630044
Littleton, CO 80163
(303) 949-3381
Littleton, CO 80163
(303) 949-3381
1.3 miles
Gr: PK-9 | 123 students Tuition listed
Primrose School Of Littleton
Daycare / Preschool
7991 Southpark Way
Littleton, CO 80120
(303) 795-6555
Littleton, CO 80120
(303) 795-6555
1.7 miles
Gr: NS-K | 157 students
Willows Child Learning Centers
Daycare / Preschool
5301 S Lowell Blvd
Littleton, CO 80123
(303) 794-3871
Littleton, CO 80123
(303) 794-3871
2.1 miles
Gr: NS-K | 90 students Avg. class size: 10 students Tuition & acceptance rate listed
St. James Preschool
Daycare / Preschool (Presbyterian)
3601 W Belleview Ave
Littleton, CO 80123
(303) 798-7844
Littleton, CO 80123
(303) 798-7844
2.3 miles
Gr: PK-K | 65 students Tuition listed
Front Range Christian Junior/senior High School
(Christian)
6637 W Ottawa Ave
Littleton, CO 80128
(720) 922-3269
Littleton, CO 80128
(720) 922-3269
2.8 miles
Gr: PK-12 | 465 students
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Miles
Quick Facts
Little Raven Elementary School
(Math: 40-44% | Reading: 55-59%)
Rank:
Rank:
8/
Top 30%10
6901 S. Franklin Street
Littleton, CO 80122
(303) 347-4700
Littleton, CO 80122
(303) 347-4700
0.7 miles
Gr: K-5 | 475 students Student-Teacher Ratio: 15:1 Minority enrollment: 42%
Heritage High School
(Math: 60% | Reading: 75%)
Rank:
Rank:
10/
Top 10%10
1401 West Geddes Avenue
Littleton, CO 80120
(303) 347-7600
Littleton, CO 80120
(303) 347-7600
1 miles
Gr: 9-12 | 1,748 students Student-Teacher Ratio: 22:1 Minority enrollment: 21%
Euclid Middle School
(Math: 39% | Reading: 53%)
Rank:
Rank:
7/
Top 50%10
777 West Euclid Avenue
Littleton, CO 80120
(303) 347-7800
Littleton, CO 80120
(303) 347-7800
1.1 miles
Gr: 6-8 | 631 students Student-Teacher Ratio: 16:1 Minority enrollment: 29%
Runyon Elementary School
(Math: 55% | Reading: 70%)
Rank:
Rank:
10/
Top 10%10
7455 South Elati Street
Littleton, CO 80120
(303) 347-4650
Littleton, CO 80120
(303) 347-4650
1.2 miles
Gr: K-5 | 423 students Student-Teacher Ratio: 16:1 Minority enrollment: 17%
Ben Franklin Academy
Charter School
(Math: 63% | Reading: 68%)
Rank:
Rank:
10/
Top 10%10
2270 Plaza Dr
Littleton, CO 80129
(720) 383-4519
Littleton, CO 80129
(720) 383-4519
1.3 miles
Gr: PK-8 | 956 students Student-Teacher Ratio: 20:1 Minority enrollment: 24%
School Reviews
Endorse St. Mary Littleton. Endorsements should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
- Academic or athletic awards
Recent Articles
How to Ask About Staff Screening Without Apologizing
Parents should feel comfortable asking how private schools screen employees. Learn which questions matter, what answers to expect, and why transparency about hiring and student safety is a hallmark of a well-managed school.
What Facility Safety Tells You About School Oversight
A school's facilities reveal far more than appearance. Learn how building maintenance, emergency preparedness, and campus safety practices can help parents evaluate school leadership, oversight, and long-term commitment to student well-being.
Is the School Legally a School? A Parent Verification Checklist
Before enrolling your child in a private school, learn how to verify that it is legally operating, properly accredited, and authorized to issue recognized diplomas with this practical parent checklist for making a confident school choice.
