For the 2025 school year, there are 21 private schools serving 2,109 students in Boulder, CO (there are 31 public schools, serving 12,956 public students). 14% of all K-12 students in Boulder, CO are educated in private schools (compared to the CO state average of 8%).
The top ranked private schools in Boulder, CO include Boulder Country Day, Bixby School, and Friends School.
The average tuition cost is $23,641, which is higher than the Colorado private school average tuition cost of $14,316.
Top Ranked Boulder Private Schools (2025)
School
Location
Grades
Students
4760 Table Mesa Drive
Boulder, CO 80305
(303) 494-7508
Boulder, CO 80305
(303) 494-7508
Grades: NS-5
| 127 students
Friends School
Alternative School
5465 Pennsylvania Ave
Boulder, CO 80303
(303) 499-1999
Boulder, CO 80303
(303) 499-1999
Grades: PK-8
| 161 students
6717 S. Boulder Road
Boulder, CO 80303
(303) 554-2011
Boulder, CO 80303
(303) 554-2011
Grades: K-8
| 164 students
Mt. Zion Lutheran Preschool![Mt. Zion Lutheran Preschool Photo - Mt. Zion Students]( "Mt. Zion Lutheran Preschool Photo - Mt. Zion Students")
Daycare / Preschool (Lutheran Church Missouri Synod)
1680 Balsam Avenue
Boulder, CO 80304
(720) 935-6888
Boulder, CO 80304
(720) 935-6888
Grades: NS-PK
| 37 students
1317 Mapleton Avenue
Boulder, CO 80304
(303) 447-2362
Boulder, CO 80304
(303) 447-2362
Grades: K-8
| 178 students
999 Violet Avenue
Boulder, CO 80304
(303) 444-7697
Boulder, CO 80304
(303) 444-7697
Grades: PK-12
| 200 students
Tara Performing Arts High School![Tara Performing Arts High School Photo - Ninth grade: History through Art in New York]( "Tara Performing Arts High School Photo - Ninth grade: History through Art in New York")
Special Program Emphasis
4180 19th St
Boulder, CO 80304
(303) 410-4510
Boulder, CO 80304
(303) 410-4510
Grades: 9-12
| 55 students
Boulder Montessori School
Montessori School
3300 Redstone Road
Boulder, CO 80305
(303) 494-5814
Boulder, CO 80305
(303) 494-5814
Grades: NS-PK
| 105 students
4072 19th Street
Boulder, CO 80304
(303) 541-0671
Boulder, CO 80304
(303) 541-0671
Grades: NS-K
| 68 students
Jarrow Montessori School
Montessori School
3900 Orange Ct
Boulder, CO 80304
(303) 443-0511
Boulder, CO 80304
(303) 443-0511
Grades: PK-6
| 183 students
Jay & Rose Phillips Early Childhood Center
Daycare / Preschool (Jewish)
6007 Oreg Ave
Boulder, CO 80303
(720) 749-2500
Boulder, CO 80303
(720) 749-2500
Grades: PK-K
| 170 students
Joshua School-boulder
Special Education School
7077 Harvest Rd
Boulder, CO 80301
(303) 974-7732
Boulder, CO 80301
(303) 974-7732
Grades: 4-12
| 18 students
KinderCare Learning Center at UCAR
Daycare / Preschool
3050 34th St
Boulder, CO 80301
(303) 443-5595
Boulder, CO 80301
(303) 443-5595
Grades: NS-PK
| n/a students
Make A Mess And Make Believe
Daycare / Preschool
1919 Yarmouth Ave
Boulder, CO 80304
(303) 443-8909
Boulder, CO 80304
(303) 443-8909
Grades: PK-K
| 45 students
Mapleton Montessori School
Montessori School
3121 29th St
Boulder, CO 80301
(303) 449-4499
Boulder, CO 80301
(303) 449-4499
Grades: PK-K
| 60 students
Mountain Shadows International Montessori![Mountain Shadows International Montessori Photo]( "Mountain Shadows International Montessori Photo")
Montessori School
4154 63rd St
Boulder, CO 80301
(303) 530-5353
Boulder, CO 80301
(303) 530-5353
Grades: PK-6
| 51 students
Patience Montessori School
Montessori School
3600 Hazelwood Ct
Boulder, CO 80304
(303) 449-5214
Boulder, CO 80304
(303) 449-5214
Grades: PK-K
| 53 students
3131 Indian Road
Boulder, CO 80301
(303) 554-7363
Boulder, CO 80301
(303) 554-7363
Grades: 6-12
| 18 students
5405 Spine Rd
Boulder, CO 80301
(303) 440-7520
Boulder, CO 80301
(303) 440-7520
Grades: 6-12
| 102 students
Boulder, Colorado Private Schools (Closed)
School
Location
Grades
Students
Blue Sky Kindergarten (Closed 2013)
Daycare / Preschool
3046 11th St
Boulder, CO 80304
(303) 443-4965
Boulder, CO 80304
(303) 443-4965
Grades: PK-K
| 34 students
Countryside Montessori School (Closed 2022)
Montessori School
5524 Baseline Rd
Boulder, CO 80303
(303) 494-3100
Boulder, CO 80303
(303) 494-3100
Grades: PK-K
| 33 students
Frequently Asked Questions
What are the top ranked private schools in Boulder, CO?
The top ranked private schools in Boulder, CO include Boulder Country Day, Bixby School, and Friends School.
How many private schools are located in Boulder?
21 private schools are located in Boulder.
How much do private schools cost in Boulder?
The average tuition cost is $23,641, which is higher than the Colorado private school average tuition cost of $14,316.
How diverse are private schools in Boulder?
Boulder private schools are approximately 23% minority students, which is lower than the Colorado private school average of 25%.
What percentage of students in Boulder go to private school?
14% of all K-12 students in Boulder are educated in private schools (compared to the CO state average of 8%).
What percentage of private schools are religiously affiliated in Boulder?
Which private schools in Boulder are often viewed compared to one another?
Popular comparisons of private schools in Boulder include: Boulder Waldorf Kindergarten vs. Boulder Country Day, Bixby School vs. Boulder Country Day, Mapleton Montessori School vs. Jarrow Montessori School
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