Crossroads School Photo - Crossroads 2022-2023 Graduates

Best Longmont Private Schools (2025)

For the 2025 school year, there are 15 private schools serving 1,372 students in Longmont, CO (there are 39 public schools, serving 22,159 public students). 6% of all K-12 students in Longmont, CO are educated in private schools (compared to the CO state average of 8%).
The top ranked private schools in Longmont, CO include St. John The Baptist Catholic School and Transitional School.
The average acceptance rate is 90%, which is higher than the Colorado private school average acceptance rate of 83%.
47% of private schools in Longmont, CO are religiously affiliated (most commonly Christian and Catholic).

Top Ranked Longmont Private Schools (2025)

School
Location
Grades
Students
St. John The Baptist Catholic School
(Catholic)
(4)
350 Emery St
Longmont, CO 80501
(303) 776-8760
Grades: K-8
| 251 students
Transitional School
Alternative School (Church of Christ)
14780 N 107th St
Longmont, CO 80504
(303) 776-6841
Grades: 6-11
| 9 students
Boulder Sudbury School
Special Program Emphasis
3800 Plateau Rd
Longmont, CO 80503
(720) 943-0918
Grades: Inquire with school
| 25 students
Boulder Valley Waldorf School
Boulder Valley Waldorf School Photo - Students enjoying the playground during free play time.
Special Program Emphasis
(9)
6500 West Dry Creek Parkway
Longmont, CO 80503
(303) 652-0130
Grades: PK-8
| 144 students
Crossroads School
Crossroads School Photo - Crossroads 2022-2023 Graduates
Alternative School (Christian)
833 15th Ave.
Longmont, CO 80501
(303) 709-9881
Grades: 6-12
| 50 students
Gateway Montessori School
Montessori School
1500 9th Ave
Longmont, CO 80501
(303) 772-3864
Grades: NS-K
| 65 students
The Goddard School
The Goddard School Photo
Daycare / Preschool
1095 Olympia Avenue
Longmont, CO 80504
(303) 772-3501
Grades: PK-K
| 162 students
Hillside School
Special Education School
7415 Lookout Rd
Longmont, CO 80503
(303) 494-1468
Grades: 2-10
| 57 students
Hopewell Baptist Academy
(Baptist)
1146 Kimbark St
Longmont, CO 80504
(303) 651-1325
Grades: K-11
| 12 students
Longmont Christian School
Longmont Christian School Photo
(Christian)
(1)
1440 Collyer St
Longmont, CO 80501
(303) 776-3254
Grades: PK-12
| 129 students
Longmont KinderCare
Longmont KinderCare Photo - Longmont KinderCare
Daycare / Preschool
851 Crisman Dr.
Longmont, CO 80501
(303) 651-1008
Grades: NS-PK
| 94 students
Messiah Lutheran School
(Lutheran Church Missouri Synod)
1335 Francis St
Longmont, CO 80501
(303) 776-3466
Grades: PK-5
| 58 students
Primrose School Of Longmont
Alternative School
1335 Dry Creek Dr
Longmont, CO 80503
(303) 774-1919
Grades: NS-K
| 182 students
Rocky Mountain Christian Academy
Rocky Mountain Christian Academy Photo - Rocky Mountain Christian Academy has a weekly chapel where students, faculty, and families come together to worship and hear a brief message from a member of our community.
(Christian)
9447 Niwot Rd
Longmont, CO 80503
(303) 652-9162
Grades: PK-8
| 114 students
Sierra School Of Main Street
Special Education School
820 Main St
Longmont, CO 80501
(303) 678-5662
Grades: 1-12
| 40 students
[+] Show Closed Private Schools in Longmont, Colorado

Longmont, Colorado Private Schools (Closed)

School
Location
Grades
Students
919 Deerwood Drive
Longmont, CO 80504
(303) 772-1008
Grades: NS-PK
| n/a students
1011 Dry Creek Dr
Longmont, CO 80503
(303) 682-0102
Grades: NS-K
| n/a students
1941 Terry St
Longmont, CO 80501
(303) 651-3780
Grades: K
| 3 students
8979 Nelson Rd.
Longmont, CO 80503
(303) 678-9335
Grades: 6-12
| 18 students
833 15th Ave
Longmont, CO 80501
(303) 776-5677
Grades: 1-12
| 129 students
Our Saviors Lutheran School (Closed 2012)
(Wisconsin Evangelical Lutheran Synod)
1219 W 17th Avenue
Longmont, CO 80501
(303) 776-1688
Grades: NS-1
| 11 students

Frequently Asked Questions

What are the top ranked private schools in Longmont, CO?
The top ranked private schools in Longmont, CO include St. John The Baptist Catholic School and Transitional School.
How many private schools are located in Longmont?
15 private schools are located in Longmont.
How diverse are private schools in Longmont?
Longmont private schools are approximately 20% minority students, which is lower than the Colorado private school average of 25%.
What percentage of students in Longmont go to private school?
6% of all K-12 students in Longmont are educated in private schools (compared to the CO state average of 8%).
What percentage of private schools are religiously affiliated in Longmont?
47% of private schools in Longmont are religiously affiliated (most commonly Christian and Catholic).
Which private schools in Longmont are often viewed compared to one another?

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