Mapleton Montessori School
under 1 mi Grades Ungraded 48 students 5.9 students per teacher Nonsectarian Montessori Co-ed
Private schools in Boulder, CO
15 schools in Boulder itself and 3 more within 6 miles.
Boulder private schools at a glance
Boulder has 15 private schools of its own, and 3 more are within 6 miles. In Boulder itself: 1 Catholic, 13 nonsectarian and 1 of other faiths; 11 teach elementary grades and 5 teach high school; 4 are Montessori. Counting the 3 nearby, there are 18 in all: 1 Catholic, 16 nonsectarian and 1 of other faiths; 13 teach elementary grades and 7 teach high school; 4 are Montessori. All of them are co-ed. 7 report membership in a school association, most often the Association of Waldorf Schools of North America (2023-24 federal survey). Of the 5 high schools that reported it, the typical one sends 100% of graduates on to a 4-year college (2023-24 federal survey). The typical school has about 75 students and 5.9 students per teacher (2023-24 federal survey).
1 Catholic
5.9 students per teacher, typical
Private schools in Boulder (15)
Schools that give Boulder as their address come first, then the 3 more within 6 miles. Closest schools first in each group. No school can pay to change its place in this list or its badge.
Affiliation, co-ed or single-sex, association membership and the share of graduates going on to a 4-year college come from the 2023-24 federal Private School Universe survey.
No school in Boulder matches all of those.
Watershed School
1 mi Grades 6-12 114 students 6.7 students per teacher Nonsectarian Co-ed 100% to 4-year college
Grades PreK-8 169 students 6.3 students per teacher Roman Catholic Co-ed
Friends School
2 mi Grades PreK-8 134 students Nonsectarian Co-ed
Grades 6-12 22 students 2.5 students per teacher Nonsectarian Special education Co-ed 50% to 4-year college
Grades 9-12 39 students 3.8 students per teacher Nonsectarian Special program emphasis Co-ed 80% to 4-year college
Grades PreK-K Jewish Early childhood Co-ed
Grades PreK-6 70 students 7.5 students per teacher Nonsectarian Montessori Co-ed
Grades PreK-12 170 students 9.9 students per teacher Nonsectarian Special program emphasis Co-ed
Grades PreK-12 188 students 5.4 students per teacher Nonsectarian Co-ed 100% to 4-year college
Bixby School
3 mi Grades PreK-5 93 students 3.7 students per teacher Nonsectarian Co-ed
Grades PreK-4 44 students 6.3 students per teacher Nonsectarian Montessori Co-ed
Grades K-2 16 students 7.6 students per teacher Nonsectarian Special program emphasis Co-ed
Grades PreK-8 281 students 5.7 students per teacher Nonsectarian Co-ed
Grades PreK-K Nonsectarian Montessori Co-ed
Nearby, within 6 miles (3)
Schools in other towns within 6 miles of downtown Boulder.
No nearby school matches all of those.
Hillside School
5 mi Grades 1-9 75 students 6 students per teacher Nonsectarian Special education Co-ed
Grades 6-12 29 students 3.1 students per teacher Nonsectarian Co-ed 100% to 4-year college
Grades PreK-8 95 students 4.9 students per teacher Nonsectarian Special program emphasis Co-ed
Private schools
Are you a school near Boulder? One sponsor per city, clearly labelled. Sponsor this city
Paying for private school in Colorado
No state program pays private school tuition. What Colorado families can use instead.
Keep looking
- Montessori schools in Boulder (4)
- Private high schools in Boulder (7)
- Private elementary schools in Boulder (13)
- Private middle schools in Boulder (11)
- Private schools with kindergarten in Boulder (12)
- Private schools with pre-K in Boulder (11)
- All schools in Boulder County
- Private schools in Louisville (7 mi)
- Private schools in Lafayette (8 mi)
- Private schools in Broomfield (12 mi)
- Private schools in Longmont (13 mi)
- Private schools in Westminster (14 mi)
- Private schools in Arvada (14 mi)
- Private schools in Wheat Ridge (19 mi)
- Private schools in Lakewood (24 mi)
- Private schools in Brighton (25 mi)
- Private schools in Denver (27 mi)
- School choice in Colorado: what is available
Get one email when applications open
Most programs open once a year, and several ran out of money or seats in 2026. Pick your state (you are looking at Boulder) and we will email you the day the next window opens, with the official link. That is the only email you get.
One email per application window. No calls, no sharing your details.
Questions parents ask
How many private schools are there in Boulder?
15 private schools give Boulder as their address. Counting nearby towns, we list 18: 15 in Boulder and 3 within 6 miles of downtown. Together they enrolled about 1,599 students in the last federal survey (2023-24). The largest in Boulder is Boulder Country Day School with 281 students.
Does Colorado pay for private school?
No state program pays private school tuition. No Colorado state program pays private school tuition, and there is no state tuition tax credit or deduction.