The most improved public high schools in Colorado are Global Leadership Academy, Colorado High School Charter - Ges and Harold Ferguson High School.
A school's improvement is based on a its total rise in ranking spots during the last five years (2020-25).
Improved Rank Range: 202
1,022
Avg. Improved Rank: 428
Most Improved Public High Schools in Colorado (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Ranking Change (2020-25)
Grades
Location
Rank: #11.
Global Leadership Academy
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +1022
(from 1,493 to 471)
(from 1,493 to 471)
Grades: 9-12
7480 Conifer Road
Denver, CO 80221
(303) 853-1930
Denver, CO 80221
(303) 853-1930
Rank: #2 - 52. - 5.
Colorado High School Charter - Ges
Alternative School
Charter School
Charter School
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +874
(from 1,345 to 471)
(from 1,345 to 471)
Grades: 9-12
3093 E 42nd Ave
Denver, CO 80216
(720) 524-8664
Denver, CO 80216
(720) 524-8664
Rank: #2 - 52. - 5.
Harold Ferguson High School
Alternative School
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +874
(from 1,345 to 471)
(from 1,345 to 471)
Grades: 9-12
1811 W 15th St
Loveland, CO 80538
(970) 613-5300
Loveland, CO 80538
(970) 613-5300
Rank: #2 - 52. - 5.
Respect Academy
Alternative School
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +874
(from 1,345 to 471)
(from 1,345 to 471)
Grades: 9-12
2285 South Federal Blvd
Denver, CO 80219
(720) 423-5228
Denver, CO 80219
(720) 423-5228
Rank: #2 - 52. - 5.
Soar Academy
Alternative School
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +874
(from 1,345 to 471)
(from 1,345 to 471)
Grades: 9-12
4107 S. Federal Blvd.
Englewood, CO 80110
(720) 833-6797
Englewood, CO 80110
(720) 833-6797
Rank: #6 - 76. - 7.
Alamosa Online
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +715
(from 1,186 to 471)
(from 1,186 to 471)
Grades: 6-12
209 Victoria Ave
Pueblo, CO 81011
(719) 589-1600
Pueblo, CO 81011
(719) 589-1600
Rank: #6 - 76. - 7.
Southwest Open Charter School
Alternative School
Charter School
Charter School
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +715
(from 1,186 to 471)
(from 1,186 to 471)
Grades: 9-12
401 North Dolores Road
Cortez, CO 81321
(970) 565-1150
Cortez, CO 81321
(970) 565-1150
Rank: #88.
Tiger Trades Academy
Alternative School
(Math: <50% | Reading: ≤20%)
Rank:
Rank:
5/
Bottom 50%10
Rank Change: +628
(from 1,604 to 976)
(from 1,604 to 976)
Grades: 5-12
1401 East 6th Stree
La Junta, CO 81050
(719) 363-1504
La Junta, CO 81050
(719) 363-1504
Rank: #99.
Ridgway High School
(Math: 40-49% | Reading: 80-89%)
Rank:
Rank:
9/
Top 20%10
Rank Change: +539
(from 761 to 222)
(from 761 to 222)
Grades: 9-12
1200 Green Street
Ridgway, CO 81432
(970) 626-5788
Ridgway, CO 81432
(970) 626-5788
Rank: #1010.
Fowler High School
(Math: 40-59% | Reading: 60-79%)
Rank:
Rank:
9/
Top 20%10
Rank Change: +510
(from 761 to 251)
(from 761 to 251)
Grades: 9-12
600 West Grant
Fowler, CO 81039
(719) 263-4279
Fowler, CO 81039
(719) 263-4279
Rank: #1111.
Compass Community Collaborative School
Charter School
(Math: 50-54% | Reading: 80-84%)
Rank:
Rank:
10/
Top 10%10
Rank Change: +467
(from 569 to 102)
(from 569 to 102)
Grades: 6-12
2105 South College Avenue
Fort Collins, CO 80525
(970) 372-4242
Fort Collins, CO 80525
(970) 372-4242
Rank: #1212.
Addenbrooke Classical Academy
Charter School
(Math: 30-39% | Reading: 70-79%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +452
(from 811 to 359)
(from 811 to 359)
Grades: 9-12
3605 S Teller Street
Denver, CO 80235
(303) 989-1336
Denver, CO 80235
(303) 989-1336
Rank: #1313.
Miami-yoder Middle/high School
(Math: 15-19% | Reading: 30-34%)
Rank:
Rank:
4/
Bottom 50%10
Rank Change: +431
(from 1,645 to 1,214)
(from 1,645 to 1,214)
Grades: 6-12
420 South Rush Road
Rush, CO 80833
(719) 478-2186
Rush, CO 80833
(719) 478-2186
Rank: #1414.
Akron High School
(Math: 21-39% | Reading: 40-59%)
Rank:
Rank:
6/
Top 50%10
Rank Change: +412
(from 1,186 to 774)
(from 1,186 to 774)
Grades: 9-12
600 Elm Avenue
Akron, CO 80720
(970) 345-2268
Akron, CO 80720
(970) 345-2268
Rank: #1515.
Dsst Green Valley Ranch High School
Charter School
(Math: 50-54% | Reading: 60-64%)
Rank:
Rank:
9/
Top 20%10
Rank Change: +375
(from 611 to 236)
(from 611 to 236)
Grades: 9-12
4800 Telluride Street #2
Denver, CO 80249
(303) 524-6300
Denver, CO 80249
(303) 524-6300
Rank: #1616.
Atlas Preparatory High School
Charter School
(Math: 35-39% | Reading: 45-49%)
Rank:
Rank:
7/
Top 50%10
Rank Change: +371
(from 1,067 to 696)
(from 1,067 to 696)
Grades: 9-12
1628 South Murray Blvd
Colorado Springs, CO 80916
(719) 358-7196
Colorado Springs, CO 80916
(719) 358-7196
Rank: #1717.
Red Canyon High School
Alternative School
(Math: ≤20% | Reading: 40-59%)
Rank:
Rank:
5/
Bottom 50%10
Rank Change: +347
(from 1,324 to 977)
(from 1,324 to 977)
Grades: 9-12
0256 Cememtary Road
Eagle, CO 81631
(970) 926-8107
Eagle, CO 81631
(970) 926-8107
Rank: #18 - 1918. - 19.
Pikes Peak Early College
(Math: 60-79% | Reading: ≥80%)
Rank:
Rank:
10/
Top 5%10
Rank Change: +302
(from 336 to 34)
(from 336 to 34)
Grades: 9-12
6113 Constitution Ave
Colorado Springs, CO 80915
(719) 494-8941
Colorado Springs, CO 80915
(719) 494-8941
Rank: #18 - 1918. - 19.
Wray Junior Senior High School
(Math: 35-39% | Reading: 50-54%)
Rank:
Rank:
7/
Top 50%10
Rank Change: +302
(from 893 to 591)
(from 893 to 591)
Grades: 7-12
30160 County Road 35
Wray, CO 80758
(970) 332-5764
Wray, CO 80758
(970) 332-5764
Rank: #2020.
Gateway School
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +290
(from 761 to 471)
(from 761 to 471)
Grades: PK-12
42575 Highway 141
Gateway, CO 81522
(970) 254-7080
Gateway, CO 81522
(970) 254-7080
Rank: #2121.
Mcclave Undivided High School
(Math: 40-44% | Reading: 50-54%)
Rank:
Rank:
7/
Top 50%10
Rank Change: +281
(from 830 to 549)
(from 830 to 549)
Grades: 7-12
308 Lincoln Street
Mc Clave, CO 81057
(719) 829-4517
Mc Clave, CO 81057
(719) 829-4517
Rank: #2222.
Idalia Junior-senior High School
(Math: 20-29% | Reading: 60-69%)
Rank:
Rank:
7/
Top 50%10
Rank Change: +277
(from 947 to 670)
(from 947 to 670)
Grades: 7-12
26845 County Road 9.2
Idalia, CO 80735
(970) 354-7298
Idalia, CO 80735
(970) 354-7298
Rank: #23 - 2423. - 24.
Grand Valley High School
(Math: 20-24% | Reading: 50-54%)
Rank:
Rank:
6/
Top 50%10
Rank Change: +266
(from 1,067 to 801)
(from 1,067 to 801)
Grades: 9-12
800 Cardinal Way
Parachute, CO 81635
(970) 285-5705
Parachute, CO 81635
(970) 285-5705
Rank: #23 - 2423. - 24.
Doral Academy Of Colorado
Charter School
(Math: 15-19% | Reading: 40-44%)
Rank:
Rank:
4/
Bottom 50%10
Rank Change: +266
(from 1,360 to 1,094)
(from 1,360 to 1,094)
Grades: K-12
7100 Wadsworth Blvd
Arvada, CO 80003
(303) 250-3627
Arvada, CO 80003
(303) 250-3627
Rank: #2525.
Banning Lewis Ranch Academy
Charter School
(Math: 37% | Reading: 59%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +259
(from 786 to 527)
(from 786 to 527)
Grades: K-12
7094 Cottonwood Tree Drive
Colorado Springs, CO 80927
(719) 570-0075
Colorado Springs, CO 80927
(719) 570-0075
Rank: #2626.
Weldon Valley Jr/sr High School
(Math: 20-29% | Reading: 40-49%)
Rank:
Rank:
5/
Bottom 50%10
Rank Change: +255
(from 1,186 to 931)
(from 1,186 to 931)
Grades: 7-12
911 North Avenue
Weldona, CO 80653
(970) 645-2411
Weldona, CO 80653
(970) 645-2411
Rank: #2727.
Mead High School
(Math: 44% | Reading: 70%)
Rank:
Rank:
9/
Top 20%10
Rank Change: +247
(from 542 to 295)
(from 542 to 295)
Grades: 9-12
12750 County Road #7
Longmont, CO 80504
(720) 494-3940
Longmont, CO 80504
(720) 494-3940
Rank: #2828.
Monument Charter Academy Secondary School
Charter School
(Math: 40-44% | Reading: 40-44%)
Rank:
Rank:
6/
Top 50%10
Rank Change: +244
(from 957 to 713)
(from 957 to 713)
Grades: 6-12
4303 Pinehurst Circle
Colorado Springs, CO 80905
(719) 481-1950
Colorado Springs, CO 80905
(719) 481-1950
Rank: #2929.
Dsst College View High School
Charter School
(Math: 40-44% | Reading: 45-49%)
Rank:
Rank:
7/
Top 50%10
Rank Change: +227
(from 866 to 639)
(from 866 to 639)
Grades: 9-12
3111 West Dartmouth Avenue
Denver, CO 80236
(303) 524-6320
Denver, CO 80236
(303) 524-6320
Rank: #3030.
Calhan Secondary School
(Math: 40-44% | Reading: 45-49%)
Rank:
Rank:
7/
Top 50%10
Rank Change: +223
(from 862 to 639)
(from 862 to 639)
Grades: 6-12
800 Bulldog Drive
Calhan, CO 80808
(719) 347-2766
Calhan, CO 80808
(719) 347-2766
Rank: #3131.
Flagler Public School
(Math: 20-24% | Reading: 25-29%)
Rank:
Rank:
4/
Bottom 50%10
Rank Change: +214
(from 1,390 to 1,176)
(from 1,390 to 1,176)
Grades: PK-12
421 Julian
Flagler, CO 80815
(719) 765-4684
Flagler, CO 80815
(719) 765-4684
Rank: #32 - 3332. - 33.
Ascent Classical Academy Of Northern Colorado
Charter School
(Math: 43% | Reading: 46%)
Rank:
Rank:
7/
Top 50%10
Rank Change: +213
(from 891 to 678)
(from 891 to 678)
Grades: K-11
2700 S Lemay Ave
Fort Collins, CO 80528
(720) 545-6650
Fort Collins, CO 80528
(720) 545-6650
Rank: #32 - 3332. - 33.
Colorado's Finest High School Of Choice
Alternative School
(Math: 11-19% | Reading: 40-49%)
Rank:
Rank:
4/
Bottom 50%10
Rank Change: +213
(from 1,324 to 1,111)
(from 1,324 to 1,111)
Grades: 9-12
300 W Chenango
Englewood, CO 80110
(303) 934-5786
Englewood, CO 80110
(303) 934-5786
Rank: #3434.
Academy Of Las Animas Online School
Alternative School
(Math: ≤20% | Reading: ≤20%)
Rank:
Rank:
3/
Bottom 50%10
Rank Change: +209
(from 1,603 to 1,394)
(from 1,603 to 1,394)
Grades: 6-12
2001 Lake Ave
Pueblo, CO 81004
(800) 808-0718
Pueblo, CO 81004
(800) 808-0718
Rank: #3535.
Mesa Valley Community School
Charter School
(Math: 40-44% | Reading: 55-59%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +202
(from 611 to 409)
(from 611 to 409)
Grades: 6-12
609 25 Road
Grand Junction, CO 81505
(970) 254-7202
Grand Junction, CO 81505
(970) 254-7202
Show 100 more public schools in CO (out of 477 total schools)
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