For the 2024 school year, there are 29 public middle schools serving 16,840 students in Boulder County, CO. The top ranked public middle schools in Boulder County, CO are Summit Middle Charter School, Southern Hills Middle 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 middle schools have an average math proficiency score of 41% (versus the Colorado public middle school average of 27%), and reading proficiency score of 58% (versus the 43% statewide average). Middle schools in Boulder County have an average ranking of 10/10, which is in the top 10% of Colorado public middle schools.
Minority enrollment is 32% of the student body (majority Hispanic), which is less than the Colorado public middle school average of 49% (majority Hispanic).
Best Public Middle Schools in Boulder County (2024)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Summit Middle Charter School
Charter School
(Math: 75% | Reading: 90-94%)
Rank:
Rank:
10/
Top 1%10
4655 Hanover Avenue
Boulder, CO 80305
(720) 561-3900
Boulder, CO 80305
(720) 561-3900
Grades: 6-8
| 356 students
Rank: #22.
Southern Hills Middle School
(Math: 58% | Reading: 80-84%)
Rank:
Rank:
10/
Top 5%10
1500 Knox Drive
Boulder, CO 80305
(720) 561-3400
Boulder, CO 80305
(720) 561-3400
Grades: 6-8
| 482 students
Rank: #33.
Boulder Universal
(Math: 50-59% | Reading: 80-89%)
Rank:
Rank:
10/
Top 5%10
6500 East Arapahoe Road
Boulder, CO 80303
(720) 561-6253
Boulder, CO 80303
(720) 561-6253
Grades: K-12
| 382 students
Rank: #44.
Peak To Peak Charter School
Charter School
(Math: 61% | Reading: 76%)
Rank:
Rank:
10/
Top 10%10
800 Merlin Drive
Lafayette, CO 80026
(303) 453-4600
Lafayette, CO 80026
(303) 453-4600
Grades: K-12
| 1,448 students
Rank: #55.
Horizons K-8 School
Alternative School
Charter School
Charter School
(Math: 50-59% | Reading: 65-69%)
Rank:
Rank:
10/
Top 10%10
4545 Sioux Drive
Boulder, CO 80303
(720) 561-5580
Boulder, CO 80303
(720) 561-5580
Grades: K-8
| 348 students
Rank: #66.
Eldorado K-8 School
(Math: 51% | Reading: 65-69%)
Rank:
Rank:
10/
Top 10%10
3351 South Indiana Street
Louisville, CO 80027
(720) 561-4400
Louisville, CO 80027
(720) 561-4400
Grades: PK-8
| 663 students
Rank: #77.
Lyons Middle/senior High School
(Math: 45-49% | Reading: 70-74%)
Rank:
Rank:
9/
Top 20%10
100 Mcconnell Drive
Lyons, CO 80540
(303) 823-6631
Lyons, CO 80540
(303) 823-6631
Grades: 6-12
| 362 students
Rank: #88.
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
Grades: K-12
| 717 students
Rank: #99.
Altona Middle School
(Math: 46% | Reading: 67%)
Rank:
Rank:
9/
Top 20%10
4600 Clover Basin Drive
Longmont, CO 80503
(720) 494-3980
Longmont, CO 80503
(720) 494-3980
Grades: 6-8
| 795 students
Rank: #1010.
Nevin Platt Middle School
(Math: 40-44% | Reading: 60-64%)
Rank:
Rank:
9/
Top 20%10
6096 Baseline Road
Boulder, CO 80303
(720) 561-5536
Boulder, CO 80303
(720) 561-5536
Grades: 6-8
| 453 students
Rank: #1111.
Monarch K-8 School
(Math: 39% | Reading: 60-64%)
Rank:
Rank:
9/
Top 20%10
263 Campus Drive
Louisville, CO 80027
(720) 561-4000
Louisville, CO 80027
(720) 561-4000
Grades: PK-8
| 697 students
Rank: #1212.
St. Vrain Community Montessori School
Charter School
(Math: <50% | Reading: ≥50%)
Rank:
Rank:
8/
Top 30%10
1067 South Hover St Pmb E235
Longmont, CO 80501
(303) 682-4339
Longmont, CO 80501
(303) 682-4339
Grades: PK-8
| 257 students
Rank: #1313.
Meadowlark School
(Math: 35-39% | Reading: 60-64%)
Rank:
Rank:
8/
Top 30%10
2300 Sweet Meadow Lane
Erie, CO 80516
(720) 561-5104
Erie, CO 80516
(720) 561-5104
Grades: PK-8
| 668 students
Rank: #1414.
Louisville Middle School
(Math: 44% | Reading: 55-59%)
Rank:
Rank:
8/
Top 30%10
1341 Main Street
Louisville, CO 80027
(720) 561-7400
Louisville, CO 80027
(720) 561-7400
Grades: 6-8
| 590 students
Rank: #1515.
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
Grades: 6-12
| 82 students
Rank: #1616.
Twin Peaks Charter Academy
Charter School
(Math: 39% | Reading: 60%)
Rank:
Rank:
8/
Top 30%10
340 South Sunset Street
Longmont, CO 80501
(303) 772-7286
Longmont, CO 80501
(303) 772-7286
Grades: K-12
| 828 students
Rank: #1717.
Erie Middle School
(Math: 39% | Reading: 50-54%)
Rank:
Rank:
7/
Top 50%10
650 Main Street
Erie, CO 80516
(303) 828-3391
Erie, CO 80516
(303) 828-3391
Grades: 6-8
| 782 students
Rank: #1818.
Flagstaff Charter Academy
Charter School
(Math: 35-39% | Reading: 52%)
Rank:
Rank:
7/
Top 50%10
2040 Miller Drive
Longmont, CO 80501
(303) 651-7900
Longmont, CO 80501
(303) 651-7900
Grades: PK-8
| 774 students
Rank: #1919.
Westview Middle School
(Math: 36% | Reading: 50-54%)
Rank:
Rank:
7/
Top 50%10
1651 Airport Road
Longmont, CO 80503
(303) 772-3134
Longmont, CO 80503
(303) 772-3134
Grades: 6-8
| 647 students
Rank: #2020.
Centennial Middle School
(Math: 42% | Reading: 45-49%)
Rank:
Rank:
7/
Top 50%10
2205 Norwood Avenue
Boulder, CO 80304
(720) 561-5441
Boulder, CO 80304
(720) 561-5441
Grades: 6-8
| 596 students
Rank: #2121.
Soaring Heights Pk-8
(Math: 30% | Reading: 54%)
Rank:
Rank:
7/
Top 50%10
3280 County Road 5
Erie, CO 80516
(303) 702-8020
Erie, CO 80516
(303) 702-8020
Grades: PK-8
| 1,198 students
Rank: #22 - 2322. - 23.
Aspen Ridge Preparatory School
Charter School
(Math: 35-39% | Reading: 45-49%)
Rank:
Rank:
7/
Top 50%10
705 Austin Avenue
Erie, CO 80516
(720) 242-6225
Erie, CO 80516
(720) 242-6225
Grades: K-8
| 503 students
Rank: #22 - 2322. - 23.
Manhattan Middle School Of The Arts And Academics
(Math: 35-39% | Reading: 45-49%)
Rank:
Rank:
7/
Top 50%10
290 Manhattan Drive
Boulder, CO 80303
(720) 561-6300
Boulder, CO 80303
(720) 561-6300
Grades: 6-8
| 430 students
Rank: #2424.
Nederland Middle-senior High School
(Math: 20-29% | Reading: 50-59%)
Rank:
Rank:
6/
Top 50%10
597 Eldora Road
Nederland, CO 80466
(720) 561-4900
Nederland, CO 80466
(720) 561-4900
Grades: 6-12
| 253 students
Rank: #2525.
Casey Middle School
(Math: 34% | Reading: 45-49%)
Rank:
Rank:
6/
Top 50%10
1301 High Street
Boulder, CO 80304
(720) 561-2700
Boulder, CO 80304
(720) 561-2700
Grades: 6-8
| 499 students
Rank: #2626.
Angevine Middle School
(Math: 29% | Reading: 45-49%)
Rank:
Rank:
6/
Top 50%10
1150 W South Boulder Road
Lafayette, CO 80026
(720) 561-7100
Lafayette, CO 80026
(720) 561-7100
Grades: 6-8
| 659 students
Rank: #2727.
Sunset Middle School
(Math: 16% | Reading: 30-34%)
Rank:
Rank:
3/
Bottom 50%10
1300 S. Sunset
Longmont, CO 80501
(303) 776-3963
Longmont, CO 80501
(303) 776-3963
Grades: 6-8
| 395 students
Rank: #2828.
Longs Peak Middle School
(Math: 6-9% | Reading: 20-24%)
Rank:
Rank:
1/
Bottom 50%10
1500 14th Avenue
Longmont, CO 80501
(303) 776-5611
Longmont, CO 80501
(303) 776-5611
Grades: 5-8
| 391 students
Rank: n/an/a
395 S. Pratt Parkway
Longmont, CO 80501
(303) 702-8800
Longmont, CO 80501
(303) 702-8800
Grades: K-12
| 585 students
Boulder County Public Schools (Closed)
School
Location
Grades
Students
Adult Educationlincoln Center (Closed 2014)
Alternative School
820 Main St
Longmont, CO 80501
(303) 678-5662
Longmont, CO 80501
(303) 678-5662
Grades: 6-12
| 122 students
700 20th Street
Boulder, CO 80302
(303) 443-1062
Boulder, CO 80302
(303) 443-1062
Grades: 6-8
| 416 students
7690 East Baseline Rd
Boulder, CO 80303
(720) 561-5500
Boulder, CO 80303
(720) 561-5500
Grades: K-12
| 11 students
Halcyon School (Special Education) (Closed 2021)
Special Education School
3100 Bucknell Court
Boulder, CO 80303
(720) 561-4700
Boulder, CO 80303
(720) 561-4700
Grades: 6-12
| 13 students
233 East Mountain View
Longmont, CO 80501
(303) 772-7900
Longmont, CO 80501
(303) 772-7900
Grades: 6-8
| 414 students
333 East Mountain View
Longmont, CO 80501
(303) 772-4280
Longmont, CO 80501
(303) 772-4280
Grades: PK-5
| 380 students
840 Mapleton Avenue
Boulder, CO 80304
(303) 442-6962
Boulder, CO 80304
(303) 442-6962
Grades: K-5
| 128 students
1200 South Sunset Street
Longmont, CO 80501
(720) 494-3975
Longmont, CO 80501
(720) 494-3975
Grades: 9-12
| n/a students
1200 South Sunset Street
Longmont, CO 80501
(720) 494-3969
Longmont, CO 80501
(720) 494-3969
Grades: 9-12
| 50 students
Sojourner Charter School (Closed 2004)
Charter School
3050 34th Street
Boulder, CO 80301
(303) 494-9210
Boulder, CO 80301
(303) 494-9210
Grades: 6-8
| 34 students
1440 Collyer St
Longmont, CO 80501
(720) 494-3761
Longmont, CO 80501
(720) 494-3761
Grades: PK-5
| 320 students
Ute Creek Secondary Charter Academy (Closed 2008)
Charter School
1198 Boston Avenue
Longmont, CO 80501
(303) 774-0066
Longmont, CO 80501
(303) 774-0066
Grades: 9-12
| 169 students
1215 Cedar Avenue
Boulder, CO 80304
(303) 449-6618
Boulder, CO 80304
(303) 449-6618
Grades: K-5
| 285 students
Frequently Asked Questions
What are the top ranked public middle schools in Boulder County, CO?
The top ranked public middle schools in Boulder County, CO include Summit Middle Charter School, Southern Hills Middle School and Boulder Universal. Boulder County has one of the highest concentrations of top ranked public schools in Colorado.
How many public middle schools are located in Boulder County, CO?
29 public middle schools are located in Boulder County, CO.
What is the racial composition of students in Boulder County, CO?
Boulder County, CO public middle schools minority enrollment is 32% of the student body (majority Hispanic), which is less than the Colorado public middle schools average of 49% (majority Hispanic).
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