Boulder Sudbury School
3800 Plateau Rd, Longmont, CO 80503Open, per Google (checked Oct 2, 2026)
Boulder Sudbury School is a private school in Longmont, CO teaching grades Ungraded. It reported 37 students and about 10.6 students for every teacher in the 2023-24 federal survey.
School facts
- Grades
- Ungraded
- Students
- 37
- Teachers
- 7
- Students per teacher
- 10.6
- Student body
- Coeducational
- Program
- Special program emphasis
- Affiliation
- Other religious
- Setting
- Rural
These are the numbers the school gave the U.S. Department of Education for the 2023-24 school year, published in July 2026. The survey counts students in kindergarten to grade 12, not pre-K. Enrollment and staffing move every year, so ask the school for today’s figures. Where this comes from. Something wrong? Tell us and we will fix it.
Boulder Sudbury School tuition
We have not verified a tuition figure for Boulder Sudbury School yet. Every private school sets its own price and most share it on request: ask for the full-year tuition for your child’s grade plus required fees, or look for a tuition page on the school’s website.
Other private schools nearby
| School | Grades | Students | Miles |
|---|---|---|---|
| Boulder Valley Waldorf School | PreK-8 | 95 | 5 |
| Shining Mtn Waldorf High School | PreK-12 | 188 | 5 |
| Shining Mountain Waldorf School | PreK-12 | 170 | 5 |
| Tara Performing Arts High School | 9-12 | 39 | 6 |
| Boulder Country Day School | PreK-8 | 281 | 6 |
| Hillside School | 1-9 | 75 | 6 |
| Jarrow Montessori School | PreK-6 | 70 | 6 |
| Ziji Early Elementary | K-2 | 16 | 6 |
Private schools
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