The average public school in Colorado has approximately 457 students (2026).
The public schools with the largest student enrollments are listed below (where sufficient data available).
The largest public school in Colorado (by enrollment) is Goal Academy, with 6,693 students.
# Students Range: 1,863
6,693
Avg. # Students: 2,350
Largest Colorado Public Schools (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
# Students
Grades
Location
Rank: #11.
Goal Academy
Alternative School
Charter School
Charter School
(Math: 3% | Reading: 23%)
Rank:
Rank:
1/
Bottom 50%10
Students: 6,693
Grades: 9-12
304 S. Victoria Ave
Pueblo, CO 81003
(877) 776-4625
Pueblo, CO 81003
(877) 776-4625
Rank: #22.
Cherry Creek High School
(Math: 68% | Reading: 85%)
Rank:
Rank:
10/
Top 5%10
Students: 3,852
Grades: 9-12
9300 East Union Avenue
Englewood, CO 80111
(720) 554-2000
Englewood, CO 80111
(720) 554-2000
Rank: #33.
Cherokee Trail High School
(Math: 53% | Reading: 72%)
Rank:
Rank:
10/
Top 10%10
Students: 3,089
Grades: 9-12
25901 Arapahoe Parkway
Aurora, CO 80016
(720) 886-1900
Aurora, CO 80016
(720) 886-1900
Rank: #44.
Eaglecrest High School
(Math: 41% | Reading: 62%)
Rank:
Rank:
8/
Top 30%10
Students: 2,851
Grades: 9-12
5100 South Picadilly Street
Aurora, CO 80015
(720) 886-1000
Aurora, CO 80015
(720) 886-1000
Rank: #55.
American Academy
Charter School
(Math: 62% | Reading: 62%)
Rank:
Rank:
9/
Top 20%10
Students: 2,803
Grades: PK-8
6971 Mira Vista Lane
Castle Rock, CO 80108
(720) 292-5200
Castle Rock, CO 80108
(720) 292-5200
Rank: #66.
Astravo Online Academy High School
Charter School
(Math: 11-19% | Reading: ≥50%)
Rank:
Rank:
5/
Bottom 50%10
Students: 2,750
Grades: 9-12
444 E Front Street
Byers, CO 80103
(720) 713-1936
Byers, CO 80103
(720) 713-1936
Rank: #77.
Grandview High School
(Math: 57% | Reading: 74%)
Rank:
Rank:
10/
Top 10%10
Students: 2,684
Grades: 9-12
20500 East Arapahoe Road
Aurora, CO 80016
(720) 886-6500
Aurora, CO 80016
(720) 886-6500
Rank: #88.
East High School
(Math: 47% | Reading: 78%)
Rank:
Rank:
9/
Top 20%10
Students: 2,476
Grades: 9-12
1600 City Park Esplanade
Denver, CO 80206
(720) 423-8300
Denver, CO 80206
(720) 423-8300
Rank: #99.
Aurora Central Campus
(Math: 10% | Reading: 9%)
Rank:
Rank:
1/
Bottom 50%10
Students: 2,468
Grades: PK-12
11700 East 11th Ave
Aurora, CO 80010
(303) 340-1600
Aurora, CO 80010
(303) 340-1600
Rank: #1010.
Rock Canyon High School
(Math: 65% | Reading: 86%)
Rank:
Rank:
10/
Top 5%10
Students: 2,325
Grades: 9-12
5810 Mcarthur Ranch Road
Lone Tree, CO 80124
(303) 387-3000
Lone Tree, CO 80124
(303) 387-3000
Rank: #1111.
Smoky Hill High School
(Math: 32% | Reading: 58%)
Rank:
Rank:
7/
Top 50%10
Students: 2,297
Grades: 9-12
16100 East Smoky Hill Road
Aurora, CO 80015
(720) 886-5300
Aurora, CO 80015
(720) 886-5300
Rank: #1212.
Overland High School
(Math: 23% | Reading: 40%)
Rank:
Rank:
5/
Bottom 50%10
Students: 2,228
Grades: 9-12
12400 East Jewell Avenue
Aurora, CO 80012
(720) 747-3700
Aurora, CO 80012
(720) 747-3700
Rank: #1313.
Legend High School
(Math: 49% | Reading: 77%)
Rank:
Rank:
9/
Top 20%10
Students: 2,206
Grades: 9-12
22219 Hilltop Road
Parker, CO 80138
(303) 387-4500
Parker, CO 80138
(303) 387-4500
Rank: #1414.
Mountain Vista High School
(Math: 59% | Reading: 78%)
Rank:
Rank:
10/
Top 5%10
Students: 2,169
Grades: 9-12
10585 Mountain Vista Ridge
Littleton, CO 80126
(303) 387-1500
Littleton, CO 80126
(303) 387-1500
Rank: #1515.
Northfield High School
(Math: 54% | Reading: 64%)
Rank:
Rank:
9/
Top 20%10
Students: 2,137
Grades: 9-12
5500 Central Park Blvd
Denver, CO 80238
(720) 423-8000
Denver, CO 80238
(720) 423-8000
Rank: #1616.
Rangeview High School
(Math: 23% | Reading: 46%)
Rank:
Rank:
5/
Bottom 50%10
Students: 2,078
Grades: 9-12
17599 East Iliff Ave
Aurora, CO 80013
(303) 695-6848
Aurora, CO 80013
(303) 695-6848
Rank: #1717.
Legacy High School
(Math: 61% | Reading: 76%)
Rank:
Rank:
10/
Top 10%10
Students: 2,052
Grades: 9-12
2701 West 136th Street
Broomfield, CO 80020
(720) 972-6700
Broomfield, CO 80020
(720) 972-6700
Rank: #1818.
Vista Peak 9-12 Preparatory
(Math: 26% | Reading: 44%)
Rank:
Rank:
5/
Bottom 50%10
Students: 2,045
Grades: 9-12
24500 East 6th Avenue
Aurora, CO 80018
(303) 340-0121
Aurora, CO 80018
(303) 340-0121
Rank: #1919.
Rocky Mountain High School
(Math: 45% | Reading: 68%)
Rank:
Rank:
9/
Top 20%10
Students: 2,044
Grades: 9-12
1300 West Swallow Road
Fort Collins, CO 80526
(970) 488-7023
Fort Collins, CO 80526
(970) 488-7023
Rank: #2020.
Colorado Connections 27j
(Math: 17%)
Students: 2,042
Grades: K-12
8 Inverness Drive E Suite 240
Englewood, CO 80112
(303) 794-2302
Englewood, CO 80112
(303) 794-2302
Rank: #2121.
Westminster High School
(Math: 8% | Reading: 31%)
Rank:
Rank:
2/
Bottom 50%10
Students: 2,010
Grades: 9-12
6933 Raleigh St
Westminster, CO 80030
(303) 657-3980
Westminster, CO 80030
(303) 657-3980
Rank: #2222.
Chaparral High School
(Math: 57% | Reading: 71%)
Rank:
Rank:
10/
Top 10%10
Students: 2,007
Grades: 9-12
15655 Brookstone Drive
Parker, CO 80138
(303) 387-3500
Parker, CO 80138
(303) 387-3500
Rank: #2323.
Fountain-fort Carson High School
(Math: 20% | Reading: 48%)
Rank:
Rank:
5/
Bottom 50%10
Students: 1,974
Grades: 9-12
900 Jimmy Camp Road
Fountain, CO 80817
(719) 382-1640
Fountain, CO 80817
(719) 382-1640
Rank: #2424.
Horizon High School
(Math: 49% | Reading: 62%)
Rank:
Rank:
9/
Top 20%10
Students: 1,966
Grades: 9-12
5321 East 136th Avenue
Brighton, CO 80601
(720) 972-4400
Brighton, CO 80601
(720) 972-4400
Rank: #2525.
South High School
(Math: 35% | Reading: 59%)
Rank:
Rank:
7/
Top 50%10
Students: 1,950
Grades: 9-12
1700 East Louisiana Avenue
Denver, CO 80210
(720) 423-6000
Denver, CO 80210
(720) 423-6000
Rank: #2626.
Boulder High School
(Math: 62% | Reading: 80%)
Rank:
Rank:
10/
Top 5%10
Students: 1,939
Grades: 9-12
1604 Arapahoe Avenue
Boulder, CO 80302
(720) 561-2200
Boulder, CO 80302
(720) 561-2200
Rank: #2727.
Castle View High School
(Math: 41% | Reading: 67%)
Rank:
Rank:
8/
Top 30%10
Students: 1,938
Grades: 9-12
5254 North Meadows Dr
Castle Rock, CO 80109
(303) 387-9000
Castle Rock, CO 80109
(303) 387-9000
Rank: #2828.
Greeley West High School
(Math: 17% | Reading: 37%)
Rank:
Rank:
4/
Bottom 50%10
Students: 1,936
Grades: 9-12
2401 35th Avenue
Greeley, CO 80634
(970) 348-5400
Greeley, CO 80634
(970) 348-5400
Rank: #2929.
Arvada West High School
(Math: 40% | Reading: 67%)
Rank:
Rank:
8/
Top 30%10
Students: 1,923
Grades: 9-12
11595 Allendale Drive
Arvada, CO 80004
(303) 982-1303
Arvada, CO 80004
(303) 982-1303
Rank: #3030.
The Classical Academy Charter
Charter School
(Math: 66% | Reading: 75%)
Rank:
Rank:
10/
Top 5%10
Students: 1,909
Grades: K-6
975 Stout Road
Colorado Springs, CO 80921
(719) 484-0081
Colorado Springs, CO 80921
(719) 484-0081
Rank: #3131.
The Pinnacle Charter School
Charter School
(Math: 8% | Reading: 17%)
Rank:
Rank:
1/
Bottom 50%10
Students: 1,905
Grades: K-12
1001 W 84th Ave
Denver, CO 80260
(303) 450-3985
Denver, CO 80260
(303) 450-3985
Rank: #3232.
Academy Of Charter Schools
Charter School
(Math: 36% | Reading: 53%)
Rank:
Rank:
7/
Top 50%10
Students: 1,887
Grades: PK-12
11800 Lowell Blvd
Westminster, CO 80031
(303) 289-8088
Westminster, CO 80031
(303) 289-8088
Rank: #33 - 3433. - 34.
Pine Creek High School
(Math: 54% | Reading: 79%)
Rank:
Rank:
10/
Top 10%10
Students: 1,875
Grades: 9-12
10750 Thunder Mountain Avenue
Colorado Springs, CO 80908
(719) 234-2600
Colorado Springs, CO 80908
(719) 234-2600
Rank: #33 - 3433. - 34.
Ralston Valley Senior High School
(Math: 64% | Reading: 83%)
Rank:
Rank:
10/
Top 5%10
Students: 1,875
Grades: 9-12
13355 West 80th Avenue
Arvada, CO 80005
(303) 982-5600
Arvada, CO 80005
(303) 982-5600
Rank: #3535.
Fairview High School
(Math: 73% | Reading: 86%)
Rank:
Rank:
10/
Top 1%10
Students: 1,863
Grades: 9-12
1515 Greenbriar Boulevard
Boulder, CO 80305
(720) 561-3100
Boulder, CO 80305
(720) 561-3100
Show 100 more public schools in CO (out of 1,892 total schools)
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Frequently Asked Questions
What is the Colorado average public schools student size?
The Colorado average public schools student size is 457 for 2026.
What are the public schools with the largest student size in Colorado?
The best top-ranked public schools in Colorado include Goal Academy, Cherry Creek High School and Cherokee Trail High School.
What is public high school and public elementary school with the largest student size in Colorado?
The public high school with the largest student size in Colorado is Goal Academy, with a value of 6,693. The public elementary school with the largest student size is American Academy, with a value of 2,803.
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