草榴社区

Shining Mountain Waldorf School Photo - Movement

Best Boulder 草榴社区 High Schools (2026)

For the 2026 school year, there are 6 private high schools serving 416 students in Boulder, CO.
The top-ranked private high schools in Boulder, CO include September School, Shining Mountain Waldorf School, and Tara Performing Arts High School.
The average acceptance rate is 62%, which is lower than the Colorado private high school average acceptance rate of 83%.
17% of private high schools in Boulder, CO are religiously affiliated (most commonly Other).

Top-Ranked Boulder 草榴社区 High Schools (2026)

School
Location
Quick Facts
September School
September School Photo - Winter Trip in Estes Park
(1)
96 Arapahoe Ave.
Boulder, CO 80302
(303) 443-9933
Gr: 9-12 | 24 students Avg. class size: 8 students Sports: 1 | Extracurrculars: 8 Tuition listed
Shining Mountain Waldorf School
Shining Mountain Waldorf School Photo - Movement
Special Program Emphasis
(17)
999 Violet Avenue
Boulder, CO 80304
(303) 444-7697
Gr: PK-12 | 200 students Avg. class size: 20 students Sports: 4 | Extracurrculars: 6 Tuition & acceptance rate listed
Tara Performing Arts High School
Tara Performing Arts High School Photo - "The immersion in culture that Tara students experience teaches how interconnected we all are and sets us on paths to becoming global citizens, benefiting not just ourselves but our communities andthe world at large."Alumna, Class of 2017
Special Program Emphasis
4180 19th St
Boulder, CO 80304
(303) 410-4510
Gr: 9-12 | 55 students Tuition & acceptance rate listed
Joshua School-boulder
Special Education School
7077 Harvest Rd
Boulder, CO 80301
(303) 974-7732
Gr: 4-12 | 18 students
Temple Grandin School
Temple Grandin School Photo - TGS Graduates on stage during a graduation ceremony.
Special Education School
(2)
3131 Indian Road
Boulder, CO 80301
(303) 554-7363
Gr: 6-12 | 17 students Avg. class size: 6 students Extracurrculars: 4 Tuition & acceptance rate listed
Watershed School
Watershed School Photo - Watershed School May Term, China 2026
Alternative School
(8)
5405 Spine Rd
Boulder, CO 80301
(303) 440-7520
Gr: 6-12 | 102 students Sports: 4 | Extracurrculars: 6 Tuition listed
[+] Show Closed 草榴社区 Schools in Boulder, Colorado

Boulder, Colorado 草榴社区 Schools (Closed)

School
Location
Quick Facts
3046 11th St
Boulder, CO 80304
(303) 443-4965
Gr: PK-K | 34 students
5524 Baseline Rd
Boulder, CO 80303
(303) 494-3100
Gr: PK-K | 33 students Acceptance rate listed

Overview

This Town (Boulder)
This State (CO)
# Schools
6 Schools

Student Body:

# Students
416 Students
28,075 Students
% Average Students of Color
9%
25%

Academics and Faculty:

# Teachers
92 Teachers
3,013 Teachers
Average Student-Teacher Ratio
5:1
9:1
% Average Faculty w/Advanced Degree
64%
56%
Average Class Size
11 students
13 students

Tuition and Acceptance Rate:

Average Yearly Tuition Cost
$30,009
$16,742
Average Summer Program Cost
$975
$2,006
Average % on Financial Aid
30%
34%
Average Financial Aid Grant
$10,633
$8,934
Average Acceptance Rate
62%
83%

Students by Ethnicity:

0.20
0.57
# American Indian Students
3 Students
259 Students
% American Indian Students
1%
1%
# Asian Students
19 Students
880 Students
% Asian Students
4%
3%
# Hispanic Students
17 Students
2,614 Students
% Hispanic Students
3%
9%
# Black Students
7 Students
1,069 Students
% Black Students
1%
4%
# White Students
462 Students
17,521 Students
% White Students
89%
62%
# Hawaiian Students
n/a
37 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
n/a
n/a
% of Two or more races Students
n/a
n/a
# Others Students
8 Students
6,115 Students
% of Others Students
2%
21%
All Ethnic Groups

Extracurriculars and Sports:

Average Number of Extracurriculars
6 extracurriculars
9 extracurriculars
Average Number of Sports
3 sports
8 sports

Frequently Asked Questions

What are the top-ranked private high schools in Boulder, CO?
The top-ranked private high schools in Boulder, CO include September School, Shining Mountain Waldorf School, and Tara Performing Arts High School.
How many private high schools are located in Boulder?
6 private high schools are located in Boulder.
How diverse are private high schools in Boulder?
Boulder private high schools are approximately 9% minority students, which is lower than the Colorado private school average of 25%.
What percentage of private high schools are religiously affiliated in Boulder?
17% of private high schools in Boulder are religiously affiliated (most commonly Other).

Recent Articles

Ask Current Parents What Admissions Won't Answer
Ask Current Parents What Admissions Won't Answer
Learn how to ask current private school parents revealing questions about culture, academics, communication, costs, discipline, and community life before deciding whether a school truly fits your family well.
When School Anxiety Is Really a School Fit Problem
When School Anxiety Is Really a School Fit Problem
Learn when school anxiety may signal a poor school fit, how parents can identify academic or social mismatches, and when changing private schools deserves serious consideration for families today.
Will My Child Find Their People? Evaluating School Culture
Will My Child Find Their People? Evaluating School Culture
Learn how to evaluate private school culture, student belonging, friendships, teacher relationships, social dynamics, and authentic community fit so your child can find the right place to thrive and connect.