For the 2025-26 school year, there are 22 public high schools serving 17,927 students in Boulder County, CO. The top ranked public high schools in Boulder County, CO are Fairview High School, Boulder High School and Boulder Universal. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Boulder County, CO public high schools have an average math proficiency score of 54% (versus the Colorado public high school average of 34%), and reading proficiency score of 71% (versus the 53% statewide average). High schools in Boulder County have an average ranking of 10/10, which is in the top 5% of Colorado public high schools.
Boulder County, CO public high school have a Graduation Rate of 92%, which is more than the Colorado average of 82%.
The school with highest graduation rate is Fairview High School, with 98% graduation rate. Read more about public school graduation rate statistics in Colorado or national school graduation rate statistics.
Minority enrollment is 33% of the student body (majority Hispanic), which is less than the Colorado public high school average of 49% (majority Hispanic).
Best Public High Schools in Boulder County (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Fairview High School
(Math: 73% | Reading: 86%)
Rank:
Rank:
10/
Top 1%10
1515 Greenbriar Boulevard
Boulder, CO 80305
(720) 561-3100
Boulder, CO 80305
(720) 561-3100
Gr: 9-12 | 1,847 student Student-teacher ratio: 22:1 Minority enrollment: 30%
Rank: #22.
Boulder High School
(Math: 62% | Reading: 80%)
Rank:
Rank:
10/
Top 5%10
1604 Arapahoe Avenue
Boulder, CO 80302
(720) 561-2200
Boulder, CO 80302
(720) 561-2200
Gr: 9-12 | 2,022 students Student-teacher ratio: 20:1 Minority enrollment: 34%
Rank: #33.
Boulder Universal
(Math: 60-79% | Reading: 70-79%)
Rank:
Rank:
10/
Top 5%10
6500 East Arapahoe Road
Boulder, CO 80303
(720) 561-6253
Boulder, CO 80303
(720) 561-6253
Gr: K-12 | 226 students Student-teacher ratio: 13:1 Minority enrollment: 37%
Rank: #44.
Monarch High School
(Math: 57% | Reading: 85%)
Rank:
Rank:
10/
Top 5%10
329 Campus Drive
Louisville, CO 80027
(720) 561-4200
Louisville, CO 80027
(720) 561-4200
Gr: 9-12 | 1,447 student Student-teacher ratio: 21:1 Minority enrollment: 24%
Rank: #55.
Silver Creek High School
(Math: 53% | Reading: 82%)
Rank:
Rank:
10/
Top 10%10
4901 Nelson Road
Longmont, CO 80503
(720) 494-3721
Longmont, CO 80503
(720) 494-3721
Gr: 9-12 | 1,215 student Student-teacher ratio: 23:1 Minority enrollment: 28%
Rank: #6 - 76. - 7.
Centaurus High School
(Math: 56% | Reading: 76%)
Rank:
Rank:
10/
Top 10%10
10300 South Boulder Road
Lafayette, CO 80026
(720) 561-7500
Lafayette, CO 80026
(720) 561-7500
Gr: 9-12 | 1,561 student Student-teacher ratio: 20:1 Minority enrollment: 36%
Rank: #6 - 76. - 7.
Erie High School
(Math: 56% | Reading: 76%)
Rank:
Rank:
10/
Top 10%10
3180 County Road 5
Erie, CO 80516
(303) 828-4213
Erie, CO 80516
(303) 828-4213
Gr: 9-12 | 1,759 student Student-teacher ratio: 23:1 Minority enrollment: 23%
Rank: #88.
Peak To Peak Charter School
Charter School
(Math: 61% | Reading: 67%)
Rank:
Rank:
10/
Top 10%10
800 Merlin Drive
Lafayette, CO 80026
(303) 453-4600
Lafayette, CO 80026
(303) 453-4600
Gr: K-12 | 1,452 student Student-teacher ratio: 19:1 Minority enrollment: 43%
Rank: #99.
Lyons Middle/senior High School
(Math: 50-54% | Reading: 70-74%)
Rank:
Rank:
10/
Top 10%10
100 Mcconnell Drive
Lyons, CO 80540
(303) 823-6631
Lyons, CO 80540
(303) 823-6631
Gr: 6-12 | 352 students Student-teacher ratio: 15:1 Minority enrollment: 16%
Rank: #1010.
Niwot High School
(Math: 53% | Reading: 71%)
Rank:
Rank:
9/
Top 20%10
8989 E. Niwot Road
Longmont, CO 80503
(303) 652-2550
Longmont, CO 80503
(303) 652-2550
Gr: 9-12 | 1,466 student Student-teacher ratio: 23:1 Minority enrollment: 37%
Rank: #1111.
Apex Home School Enrichment Program
(Math: 40-59% | Reading: 60-79% )
Rank:
Rank:
9/
Top 20%10
1351 S. Sunset St Unit B
Longmont, CO 80501
(303) 702-8600
Longmont, CO 80501
(303) 702-8600
Gr: K-12 | 717 students Student-teacher ratio: 120:1 Minority enrollment: 17%
Rank: #1212.
St. Vrain Virtual High School
Alternative School
(Math: 40-59% | Reading: 60-79%)
Rank:
Rank:
9/
Top 20%10
1200 South Sunset Street
Longmont, CO 80501
(303) 591-8627
Longmont, CO 80501
(303) 591-8627
Gr: 9-12 | 79 students Student-teacher ratio: 3:1 Minority enrollment: 23%
Rank: #1313.
Twin Peaks Charter Academy
Charter School
(Math: 48% | Reading: 56%)
Rank:
Rank:
8/
Top 30%10
340 South Sunset Street
Longmont, CO 80501
(303) 772-7286
Longmont, CO 80501
(303) 772-7286
Gr: K-12 | 852 students Student-teacher ratio: 17:1 Minority enrollment: 41%
Rank: #1414.
Justice High Charter School
Alternative School
Charter School
Charter School
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
805 Excalibur
Lafayette, CO 80026
(720) 935-1337
Lafayette, CO 80026
(720) 935-1337
Gr: 6-12 | 103 students Student-teacher ratio: 21:1 Minority enrollment: 69%
Rank: #1515.
Longmont High School
(Math: 36% | Reading: 62%)
Rank:
Rank:
8/
Top 30%10
1040 Sunset Street
Longmont, CO 80501
(303) 776-6014
Longmont, CO 80501
(303) 776-6014
Gr: 9-12 | 1,254 student Student-teacher ratio: 20:1 Minority enrollment: 45%
Rank: #1616.
New Vista High School
(Math: 20-29% | Reading: 70-79%)
Rank:
Rank:
7/
Top 50%10
700 20th Street
Boulder, CO 80302
(720) 561-8700
Boulder, CO 80302
(720) 561-8700
Gr: 9-12 | 319 students Student-teacher ratio: 18:1 Minority enrollment: 26%
Rank: #1717.
Nederland Middle-senior High School
(Math: 20-24% | Reading: 55-59%)
Rank:
Rank:
6/
Top 50%10
597 Eldora Road
Nederland, CO 80466
(720) 561-4900
Nederland, CO 80466
(720) 561-4900
Gr: 6-12 | 245 students Student-teacher ratio: 14:1 Minority enrollment: 11%
Rank: #1818.
St. Vrain Launched Virtual Academy
(Math: 15-19% | Reading: 30-34%)
Rank:
Rank:
4/
Bottom 50%10
395 S. Pratt Parkway
Longmont, CO 80501
(303) 702-8800
Longmont, CO 80501
(303) 702-8800
Gr: K-12 | 329 students Student-teacher ratio: 12:1 Minority enrollment: 50%
Rank: #1919.
New Meridian High School
Alternative School
(Math: ≤10% | Reading: 20-29%)
Rank:
Rank:
2/
Bottom 50%10
1200 South Sunset
Longmont, CO 80501
(720) 494-3961
Longmont, CO 80501
(720) 494-3961
Gr: 9-12 | 99 students Student-teacher ratio: 10:1 Minority enrollment: 63%
Rank: #2020.
Arapahoe Ridge High School
Alternative School
(Math: ≤5% | Reading: 11-19%)
Rank:
Rank:
1/
Bottom 50%10
6600 Arapahoe Avenue
Boulder, CO 80303
(720) 561-5220
Boulder, CO 80303
(720) 561-5220
Gr: 9-12 | 245 students Student-teacher ratio: 8:1 Minority enrollment: 63%
Rank: n/an/a
Boulder Prep Charter High School
Alternative School
Charter School
Charter School
5075 Chaparral Court #1
Boulder, CO 80301
(303) 545-6186
Boulder, CO 80301
(303) 545-6186
Gr: 9-12 | 115 students Student-teacher ratio: 10:1 Minority enrollment: 44%
Rank: n/an/a
1942 Broadway Street Ste 314c
Boulder, CO 80302
(303) 345-4145
Boulder, CO 80302
(303) 345-4145
Gr: 6-12 | 223 students Student-teacher ratio: 14:1 Minority enrollment: 35%
Boulder County 51爆料s (Closed)
School
Location
Quick Facts
Adult Educationlincoln Center (Closed 2014)
Alternative School
820 Main St
Longmont, CO 80501
(303) 678-5662
Longmont, CO 80501
(303) 678-5662
Gr: 6-12 | 122 students Minority enrollment: 57%
700 20th Street
Boulder, CO 80302
(303) 443-1062
Boulder, CO 80302
(303) 443-1062
Gr: 6-8 | 416 students Student-teacher ratio: 16:1 Minority enrollment: 31%
7690 East Baseline Rd
Boulder, CO 80303
(720) 561-5500
Boulder, CO 80303
(720) 561-5500
Gr: K-12 | 11 students Student-teacher ratio: 11:1 Minority enrollment: 27%
Halcyon School (Special Education) (Closed 2023)
Special Education School
3100 Bucknell Court
Boulder, CO 80303
(720) 561-4700
Boulder, CO 80303
(720) 561-4700
Gr: 6-12 | 13 students Student-teacher ratio: 3:1 Minority enrollment: 23%
233 East Mountain View
Longmont, CO 80501
(303) 772-7900
Longmont, CO 80501
(303) 772-7900
Gr: 6-8 | 414 students Student-teacher ratio: 14:1 Minority enrollment: 87%
333 East Mountain View
Longmont, CO 80501
(303) 772-4280
Longmont, CO 80501
(303) 772-4280
Gr: PK-5 | 380 students Student-teacher ratio: 15:1 Minority enrollment: 81%
840 Mapleton Avenue
Boulder, CO 80304
(303) 442-6962
Boulder, CO 80304
(303) 442-6962
Gr: K-5 | 128 students Minority enrollment: 9%
1200 South Sunset Street
Longmont, CO 80501
(720) 494-3975
Longmont, CO 80501
(720) 494-3975
Gr: 9-12
1200 South Sunset Street
Longmont, CO 80501
(720) 494-3969
Longmont, CO 80501
(720) 494-3969
Gr: 9-12 | 50 students Student-teacher ratio: 13:1 Minority enrollment: 76%
Sojourner Charter School (Closed 2004)
Charter School
3050 34th Street
Boulder, CO 80301
(303) 494-9210
Boulder, CO 80301
(303) 494-9210
Gr: 6-8 | 34 students Minority enrollment: 59%
1440 Collyer St
Longmont, CO 80501
(720) 494-3761
Longmont, CO 80501
(720) 494-3761
Gr: PK-5 | 320 students Student-teacher ratio: 12:1 Minority enrollment: 89%
Ute Creek Secondary Charter Academy (Closed 2008)
Charter School
1198 Boston Avenue
Longmont, CO 80501
(303) 774-0066
Longmont, CO 80501
(303) 774-0066
Gr: 9-12 | 169 students Student-teacher ratio: 14:1 Minority enrollment: 33%
1215 Cedar Avenue
Boulder, CO 80304
(303) 449-6618
Boulder, CO 80304
(303) 449-6618
Gr: K-5 | 285 students Student-teacher ratio: 18:1 Minority enrollment: 68%
Frequently Asked Questions
What are the top ranked public high schools in Boulder County, CO?
The top ranked public high schools in Boulder County, CO include Fairview High School, Boulder High School and Boulder Universal. Boulder County has one of the highest concentrations of top ranked public schools in Colorado.
How many public high schools are located in Boulderunty?
22 public high schools are located in Boulderunty.
What is the racial composition of students in Boulderunty?
Boulderunty public high schools minority enrollment is 33% of the student body (majority Hispanic), which is less than the Colorado public high schools average of 49% (majority Hispanic).
Which public high schools in Boulderunty are often viewed compared to one another?
Popular comparisons of public high schools in Boulderunty include: Boulder High School vs. Fairview High School, Centaurus High School vs. Monarch High School, Monarch High School vs. Centaurus High School
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