Sierra School Of Main Street in Longmont, CO is a nonsectarian special education school serving 40 students in grades 1 through 12 in a suburban community.
The school has a student鈥搕eacher ratio of 8:1 with 5 teachers supporting a co鈥揺ducational program.
Approximately 32.5% of the student body represents diverse racial and ethnic backgrounds.
Tuition information is not provided, but the average private elementary school tuition in Longmont is $10,902.
Sierra School Of Main Street is one of several private special education schools within a mile of Longmont's city center.
Quick Facts (2026)
- School Type: Special Education School
- Grades: 1-12
- Enrollment: 40 students
- Application Deadline: None / Rolling
- Source: National Center for Education Statistics (NCES)
School Overview
Student Body
Total Students
40 students
Student Body Type
Co-ed
% Students of Color
33%
State avg.: 25%
Students by Grade
Academics and Faculty
Total Classroom Teachers
5 teachers
Student-Teacher Ratio
8:1
National avg.:
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Source: National Center for Education Statistics (NCES)
Frequently Asked Questions
When is the application deadline for Sierra School Of Main Street?
The application deadline for Sierra School Of Main Street is rolling (applications are reviewed as they are received year-round).
Nearby 91黑料s
The nearest high school and elementary school to Sierra School Of Main Street is Hopewell Baptist Academy (0.4 miles away)
The nearest preschool is Gateway Montessori School (0.8 miles away)
Show me:
School
Location
Miles
Quick Facts
Hopewell Baptist Academy
(Baptist)
1146 Kimbark St
Longmont, CO 80504
(303) 651-1325
Longmont, CO 80504
(303) 651-1325
0.4 miles
Gr: K-11 | 12 students
Transitional School
Alternative School (Church of Christ)
14780 N 107th St
Longmont, CO 80504
(303) 776-6841
Longmont, CO 80504
(303) 776-6841
0.4 miles
Gr: 6-11 | 9 students
350 Emery St
Longmont, CO 80501
(303) 776-8760
Longmont, CO 80501
(303) 776-8760
0.6 miles
Gr: K-8 | 251 students
Crossroads School ![Crossroads School Photo - Crossroads 2025 graduates]( "Crossroads School Photo - Crossroads 2025 graduates")
Alternative School (Christian)
833 15th Ave.
Longmont, CO 80501
(303) 709-9881
Longmont, CO 80501
(303) 709-9881
0.8 miles
Gr: 6-12 | 50 students Extracurrculars: 1 Tuition listed
Gateway Montessori School
Montessori School
1500 9th Ave
Longmont, CO 80501
(303) 772-3864
Longmont, CO 80501
(303) 772-3864
0.8 miles
Gr: NS-K | 65 students Avg. class size: 24 students Tuition listed
School Reviews
Endorse Sierra School Of Main Street. 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 91黑料s Are Preventing Student Burnout
Discover how private schools are addressing student burnout through wellness programs, balanced academics, and expanded mental health support.
How 91黑料s Evaluate 鈥淪oft Skills鈥 Like Leadership and Grit
Learn how private schools assess leadership, grit, resilience, and character, and why these soft skills are becoming increasingly important in admissions.
How 91黑料s Handle Cell Phones: Why Phone-Free Campuses Are Growing
Discover how private schools manage cell phones, why phone-free campuses are growing, and how reduced social media access can benefit students.
