For the 2025 school year, there are 11 public high schools serving 9,763 students in Longmont, CO.
The top ranked public high schools in Longmont, CO are Silver Creek High School, Niwot High School and Apex Home School Enrichment Program. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Longmont, CO public high schools have an average math proficiency score of 40% (versus the Colorado public high school average of 34%), and reading proficiency score of 59% (versus the 53% statewide average). High schools in Longmont have an average ranking of 9/10, which is in the top 20% of Colorado public high schools.
Longmont, 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 Mead 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 41% 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 Longmont, CO (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
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: #22.
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: #33.
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: #44.
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: #55.
Mead High School
(Math: 41% | Reading: 70%)
Rank:
Rank:
9/
Top 20%10
12750 County Road #7
Longmont, CO 80504
(720) 494-3940
Longmont, CO 80504
(720) 494-3940
Gr: 9-12 | 1,095 student Student-teacher ratio: 21:1 Minority enrollment: 31%
Rank: #66.
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: #77.
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: #88.
Frederick Senior High School
(Math: 26% | Reading: 51%)
Rank:
Rank:
6/
Top 50%10
5960 Tipple Parkway
Longmont, CO 80504
(303) 833-3533
Longmont, CO 80504
(303) 833-3533
Gr: 9-12 | 1,460 student Student-teacher ratio: 23:1 Minority enrollment: 45%
Rank: #99.
Skyline High School
(Math: 25% | Reading: 40%)
Rank:
Rank:
5/
Bottom 50%10
600 East Mountain View
Longmont, CO 80504
(720) 494-3741
Longmont, CO 80504
(720) 494-3741
Gr: 9-12 | 1,197 student Student-teacher ratio: 20:1 Minority enrollment: 72%
Rank: #1010.
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: #1111.
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%
Longmont, Colorado Public Schools (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%
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%
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%
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%
Frequently Asked Questions
What are the top ranked public high schools in Longmont, CO?
The top ranked public high schools in Longmont, CO include Silver Creek High School, Niwot High School and Apex Home School Enrichment Program.
How many public high schools are located in Longmont?
11 public high schools are located in Longmont.
What is the racial composition of students in Longmont?
Longmont public high schools minority enrollment is 41% 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 Longmont are often viewed compared to one another?
Popular comparisons of public high schools in Longmont include: Frederick Senior High School vs. Mead High School, Mead High School vs. Frederick Senior High School, Longmont High School vs. Silver Creek High School
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