The most improved public schools in Colorado are Valdez Elementary School, Merrill Middle School and Park Hill 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: 907
1,392
Avg. Improved Rank: 1,110
Most Improved Public Schools in Colorado (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Ranking Change (2020-25)
Grades
Location
Rank: #11.
Valdez Elementary School
(Math: 60-64% | Reading: 60-64%)
Rank:
Rank:
9/
Top 20%10
Rank Change: +1392
(from 1,573 to 181)
(from 1,573 to 181)
Grades: PK-5
2525 West 29th Avenue
Denver, CO 80211
(720) 424-3310
Denver, CO 80211
(720) 424-3310
Rank: #22.
Merrill Middle School
(Math: 57% | Reading: 59%)
Rank:
Rank:
9/
Top 20%10
Rank Change: +1374
(from 1,621 to 247)
(from 1,621 to 247)
Grades: 6-8
1551 South Monroe Street
Denver, CO 80210
(720) 424-0600
Denver, CO 80210
(720) 424-0600
Rank: #33.
Park Hill School
(Math: 69% | Reading: 77%)
Rank:
Rank:
10/
Top 5%10
Rank Change: +1321
(from 1,364 to 43)
(from 1,364 to 43)
Grades: PK-5
5050 East 19th Avenue
Denver, CO 80220
(720) 424-4910
Denver, CO 80220
(720) 424-4910
Rank: #44.
Village High School
(Math: 30-34% | Reading: 75-79%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +1242
(from 1,633 to 391)
(from 1,633 to 391)
Grades: 9-12
1110 Chapel Hills Drive
Colorado Springs, CO 80920
(719) 234-1970
Colorado Springs, CO 80920
(719) 234-1970
Rank: #55.
Justice High Charter School
Alternative School
Charter School
Charter School
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +1231
(from 1,703 to 472)
(from 1,703 to 472)
Grades: 6-12
805 Excalibur
Lafayette, CO 80026
(720) 935-1337
Lafayette, CO 80026
(720) 935-1337
Rank: #66.
New America School
Alternative School
Charter School
Charter School
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +1230
(from 1,702 to 472)
(from 1,702 to 472)
Grades: 9-12
5806 W Alameda Ave
Denver, CO 80226
(303) 894-3171
Denver, CO 80226
(303) 894-3171
Rank: #77.
Prep Academy
Alternative School
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +1223
(from 1,695 to 472)
(from 1,695 to 472)
Grades: 6-12
2727 Columbine Street
Denver, CO 80205
(720) 424-8451
Denver, CO 80205
(720) 424-8451
Rank: #88.
Psd Global Academy
(Math: 40-44% | Reading: 55-59%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +1214
(from 1,633 to 419)
(from 1,633 to 419)
Grades: K-12
703 East Prospect Road
Fort Collins, CO 80521
(970) 490-3086
Fort Collins, CO 80521
(970) 490-3086
Rank: #9 - 119. - 11.
Campo Elementary School
(Math: ≥50% | Reading: ≥50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +1192
(from 1,633 to 441)
(from 1,633 to 441)
Grades: PK-5
480 Maple Street
Campo, CO 81029
(719) 787-2226
Campo, CO 81029
(719) 787-2226
Rank: #9 - 119. - 11.
Gold Hill Elementary School
(Math: ≥50% | Reading: ≥50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +1192
(from 1,633 to 441)
(from 1,633 to 441)
Grades: K-5
890 Main Street
Boulder, CO 80302
(720) 561-5940
Boulder, CO 80302
(720) 561-5940
Rank: #9 - 119. - 11.
Jamestown Elementary School
(Math: ≥50% | Reading: ≥50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +1192
(from 1,633 to 441)
(from 1,633 to 441)
Grades: K-5
111 Mesa Street
Jamestown, CO 80455
(720) 561-6020
Jamestown, CO 80455
(720) 561-6020
Rank: #12 - 1412. - 14.
Horizons Exploratory Academy
Alternative School
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +1161
(from 1,633 to 472)
(from 1,633 to 472)
Grades: 9-12
310 E 9th Street
Salida, CO 81201
(719) 530-5252
Salida, CO 81201
(719) 530-5252
Rank: #12 - 1412. - 14.
Lone Star Undivided High School
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +1161
(from 1,633 to 472)
(from 1,633 to 472)
Grades: 9-12
44940 County Road 54
Otis, CO 80743
(970) 848-2778
Otis, CO 80743
(970) 848-2778
Rank: #12 - 1412. - 14.
Pleasant View Charter School
Charter School
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +1161
(from 1,633 to 472)
(from 1,633 to 472)
Grades: K-5
15238 County Road Cc
Pleasant View, CO 81331
(970) 562-4286
Pleasant View, CO 81331
(970) 562-4286
Rank: #1515.
Denver Justice High School
Alternative School
Charter School
Charter School
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +1157
(from 1,629 to 472)
(from 1,629 to 472)
Grades: 9-12
300 E. 9th Ave.
Denver, CO 80203
(303) 480-5610
Denver, CO 80203
(303) 480-5610
Rank: #16 - 1816. - 18.
Delta Academy Of Applied Learning
Alternative School
(Math: 40-59% | Reading: ≥80%)
Rank:
Rank:
9/
Top 20%10
Rank Change: +1117
(from 1,313 to 196)
(from 1,313 to 196)
Grades: 5-8
822 Grand Ave
Delta, CO 81416
(970) 874-0835
Delta, CO 81416
(970) 874-0835
Rank: #16 - 1816. - 18.
Lincoln High School
Alternative School
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +1117
(from 1,589 to 472)
(from 1,589 to 472)
Grades: 9-12
230 Walnut Street
Fort Morgan, CO 80701
(970) 867-2924
Fort Morgan, CO 80701
(970) 867-2924
Rank: #16 - 1816. - 18.
South High School
(Math: 35% | Reading: 59%)
Rank:
Rank:
7/
Top 50%10
Rank Change: +1117
(from 1,681 to 564)
(from 1,681 to 564)
Grades: 9-12
1700 East Louisiana Avenue
Denver, CO 80210
(720) 423-6000
Denver, CO 80210
(720) 423-6000
Rank: #1919.
Creekside Elementary School At Martin Park
(Math: 65-69% | Reading: 65-69%)
Rank:
Rank:
10/
Top 10%10
Rank Change: +1112
(from 1,221 to 109)
(from 1,221 to 109)
Grades: PK-5
3740 Martin Drive
Boulder, CO 80305
(720) 561-3800
Boulder, CO 80305
(720) 561-3800
Rank: #2020.
Centaurus High School
(Math: 56% | Reading: 76%)
Rank:
Rank:
10/
Top 10%10
Rank Change: +1108
(from 1,233 to 125)
(from 1,233 to 125)
Grades: 9-12
10300 South Boulder Road
Lafayette, CO 80026
(720) 561-7500
Lafayette, CO 80026
(720) 561-7500
Rank: #2121.
Salida High School
(Math: 40-44% | Reading: 65-69%)
Rank:
Rank:
9/
Top 20%10
Rank Change: +1093
(from 1,435 to 342)
(from 1,435 to 342)
Grades: 9-12
26 Jones Avenue
Salida, CO 81201
(719) 530-5400
Salida, CO 81201
(719) 530-5400
Rank: #2222.
Community Prep Charter School
Alternative School
Charter School
Charter School
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +1042
(from 1,514 to 472)
(from 1,514 to 472)
Grades: 9-12
332 East Willamette Avenue
Colorado Springs, CO 80903
(719) 227-8836
Colorado Springs, CO 80903
(719) 227-8836
Rank: #2323.
Antonito High School
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +1031
(from 1,503 to 472)
(from 1,503 to 472)
Grades: 9-12
620 Pine Street
Antonito, CO 81120
(719) 376-5468
Antonito, CO 81120
(719) 376-5468
Rank: #2424.
Cheyenne Wells Junior/high School
(Math: ≥50% | Reading: ≥50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +1030
(from 1,471 to 441)
(from 1,471 to 441)
Grades: 7-12
325 West 4th North
Cheyenne Wells, CO 80810
(719) 767-5612
Cheyenne Wells, CO 80810
(719) 767-5612
Rank: #2525.
Skinner Middle School
(Math: 47% | Reading: 51%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +1025
(from 1,548 to 523)
(from 1,548 to 523)
Grades: 6-8
3435 West 40th Avenue
Denver, CO 80211
(720) 424-1420
Denver, CO 80211
(720) 424-1420
Rank: #2626.
Gateway School
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +999
(from 1,471 to 472)
(from 1,471 to 472)
Grades: PK-12
42575 Highway 141
Gateway, CO 81522
(970) 254-7080
Gateway, CO 81522
(970) 254-7080
Rank: #2727.
Eads Middle School
(Math: 40-49% | Reading: 60-69%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +995
(from 1,348 to 353)
(from 1,348 to 353)
Grades: 6-8
900 Maine Street
Eads, CO 81036
(719) 438-2216
Eads, CO 81036
(719) 438-2216
Rank: #2828.
Central Elementary School
(Math: 60-64% | Reading: 55-59%)
Rank:
Rank:
9/
Top 20%10
Rank Change: +990
(from 1,221 to 231)
(from 1,221 to 231)
Grades: PK-5
1020 4th Avenue
Longmont, CO 80501
(303) 776-3236
Longmont, CO 80501
(303) 776-3236
Rank: #2929.
Civa Charter Academy
Charter School
(Math: 40-49% | Reading: 70-79%)
Rank:
Rank:
9/
Top 20%10
Rank Change: +985
(from 1,254 to 269)
(from 1,254 to 269)
Grades: 9-12
4635 Northpark Drive
Colorado Springs, CO 80918
(719) 633-1306
Colorado Springs, CO 80918
(719) 633-1306
Rank: #3030.
Centennial A School For Expeditionary Learning
(Math: 40-44% | Reading: 55-59%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +981
(from 1,400 to 419)
(from 1,400 to 419)
Grades: PK-5
4665 Raleigh Street
Denver, CO 80212
(720) 424-8900
Denver, CO 80212
(720) 424-8900
Rank: #3131.
Campo Undivided High School
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +966
(from 1,438 to 472)
(from 1,438 to 472)
Grades: 6-12
480 Maple Street
Campo, CO 81029
(719) 787-2226
Campo, CO 81029
(719) 787-2226
Rank: #3232.
Mckinley-thatcher Elementary School
(Math: 50-54% | Reading: 50-54%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +928
(from 1,292 to 364)
(from 1,292 to 364)
Grades: PK-5
1230 South Grant Street
Denver, CO 80210
(720) 424-5600
Denver, CO 80210
(720) 424-5600
Rank: #3333.
George Washington High School
(Math: 47% | Reading: 59%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +927
(from 1,287 to 360)
(from 1,287 to 360)
Grades: 9-12
655 South Monaco Pkwy
Denver, CO 80224
(720) 423-8600
Denver, CO 80224
(720) 423-8600
Rank: #3434.
Teller Elementary School
(Math: 60% | Reading: 77%)
Rank:
Rank:
10/
Top 10%10
Rank Change: +922
(from 1,010 to 88)
(from 1,010 to 88)
Grades: PK-5
1150 Garfield Street
Denver, CO 80206
(720) 424-3560
Denver, CO 80206
(720) 424-3560
Rank: #3535.
Idalia Junior-senior High School
(Math: 30-39% | Reading: 60-69%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +907
(from 1,420 to 513)
(from 1,420 to 513)
Grades: 7-12
26845 County Road 9.2
Idalia, CO 80735
(970) 354-7298
Idalia, CO 80735
(970) 354-7298
Show 100 more public schools in CO (out of 1,703 total schools)
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