For the 2024-25 school year, there are 12 private high schools serving 1,215 students in Boulder County, CO.
The top ranked private high schools in Boulder County, CO include Dawson School, September School and Shining Mountain Waldorf School.
The average acceptance rate is 80%, which is lower than the Colorado private high school average acceptance rate of 86%.
Top Ranked Boulder County Private High Schools (2024-25)
School
Location
Grades
Students
Fusion Academy Boulder County
Alternative School
168 Centennial Parkway, Suite 100
Louisville, CO 80027
(877) 673-8893
Louisville, CO 80027
(877) 673-8893
Grades: 6-12
| n/a students
999 Violet Avenue
Boulder, CO 80304
(303) 444-7697
Boulder, CO 80304
(303) 444-7697
Grades: PK-12
| 200 students
Crossroads School![Crossroads School Photo - Crossroads 2022-2023 Graduates]( "Crossroads School Photo - Crossroads 2022-2023 Graduates")
Alternative School (Christian)
833 15th Ave.
Longmont, CO 80501
(303) 709-9881
Longmont, CO 80501
(303) 709-9881
Grades: 6-12
| 30 students
Desiderata School![Desiderata School Photo - Students may complete independent study assignments with adult instructor supervision and assistance in a number of different facilities. These students are working at the Tutoring Club of Longmont during the 2010-2011 school year.]( "Desiderata School Photo - Students may complete independent study assignments with adult instructor supervision and assistance in a number of different facilities. These students are working at the Tutoring Club of Longmont during the 2010-2011 school year.")
Alternative School
8979 Nelson Rd.
Longmont, CO 80503
(303) 678-9335
Longmont, CO 80503
(303) 678-9335
Grades: 6-12
| 18 students
Hillside School
Special Education School
7415 Lookout Rd
Longmont, CO 80503
(303) 494-1468
Longmont, CO 80503
(303) 494-1468
Grades: 2-10
| 57 students
1440 Collyer St
Longmont, CO 80501
(303) 776-3254
Longmont, CO 80501
(303) 776-3254
Grades: PK-12
| 129 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
3131 Indian Road
Boulder, CO 80301
(303) 554-7363
Boulder, CO 80301
(303) 554-7363
Grades: 6-12
| 18 students
Transitional School
Alternative School (Church of Christ)
14780 N 107th St
Longmont, CO 80504
(303) 776-6841
Longmont, CO 80504
(303) 776-6841
Grades: 6-11
| 9 students
5405 Spine Rd
Boulder, CO 80301
(303) 440-7520
Boulder, CO 80301
(303) 440-7520
Grades: 6-12
| 102 students
Boulder County 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
Faith Baptist School (Closed 2022)
(Baptist)
833 15th Ave
Longmont, CO 80501
(303) 776-5677
Longmont, CO 80501
(303) 776-5677
Grades: 1-12
| 129 students
Lyons Community Montessori (Closed 2020)
Montessori School
419 Main St
Lyons, CO 80540
(303) 823-9629
Lyons, CO 80540
(303) 823-9629
Grades: NS
| 38 students
Frequently Asked Questions
What are the top ranked private high schools in Boulder County, CO?
The top ranked private high schools in Boulder County, CO include Dawson School, September School and Shining Mountain Waldorf School.
How many private high schools are located in Boulderunty?
12 private high schools are located in Boulderunty.
How diverse are private high schools in Boulderunty?
Boulderunty private high schools are approximately 12% minority students, which is lower than the Colorado private school average of 25%.
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