Boulder Sudbury School
Religious school · Ungraded
Longmont, CO
3800 Plateau Rd, Longmont, CO 80503
What stands out
- A private school in Longmont
In Longmont, Colorado, Boulder Sudbury School is a faith-based private school. About 37 students attend, with roughly 11 students per teacher. The school day runs about 7.5 hours, 160 days a year.
At a glance
- Grades
- Ungraded
- Students
- 37
- Teachers
- 3.5 (full-time equivalent)
- Students per teacher
- 10.6
- Boys and girls
- Coed · 17 girls, 20 boys
- Religious affiliation
- Other religious
- Program
- Special program emphasis
- School day
- About 7.5 hours
- School year
- 160 days
- Library
- Yes
Reviews
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Student body
Questions to ask on a tour
- What is tuition, and what does it include (books, fees, uniforms, trips)?
- Do you offer financial aid, sibling discounts or payment plans?
- Do you accept ESA, voucher or tax-credit scholarship funds?
- How big are classes in my child's grade?
- What support is there for students who need extra help or more challenge?
- Is the school accredited, and by whom?
- What do a typical day and a typical week look like?
- How does the school communicate with families?
Questions about Boulder Sudbury School
What grades does Boulder Sudbury School serve?
Boulder Sudbury School serves ungraded.
How many students attend Boulder Sudbury School?
About 37 students, with 11 students per teacher, according to official records.
How much is tuition at Boulder Sudbury School?
Call the school to ask about tuition, financial aid and payment plans.
Official record · Updated October 2026 · Official search · Something wrong? Tell us
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