| 551 | Louisville Middle School | LOUISVILLE | Boulder Valley School District No. Re2 | 659 | 626 | -5.0% |
| 552 | Canon City Middle School | CANON CITY | Fremont Re-1 | 402 | 382 | -5.0% |
| 553 | Endeavor Academy | CENTENNIAL | Cherry Creek School District | 276 | 262 | -5.1% |
| 554 | Olathe Elementary School | OLATHE | Montrose County School District Re-1J | 447 | 424 | -5.1% |
| 555 | Dunn Elementary School | FORT COLLINS | Poudre School District R-1 | 413 | 392 | -5.1% |
| 556 | Alsup Elementary School | COMMERCE CITY | Adams County School District 14 | 519 | 492 | -5.2% |
| 557 | Denver School of the Arts | DENVER | Denver Public Schools | 1,103 | 1,044 | -5.3% |
| 558 | Burlington High School | BURLINGTON | Burlington Public School District No. RE-6J | 228 | 216 | -5.3% |
| 559 | Aspen Crossing Elementary School | CENTENNIAL | Cherry Creek School District | 601 | 569 | -5.3% |
| 560 | Cottonwood Elementary School | MONTROSE | Montrose County School District Re-1J | 416 | 394 | -5.3% |
| 561 | Carson Middle School | FORT CARSON | Fountain-Fort Carson School District 8 | 694 | 657 | -5.3% |
| 562 | Blue Mountain Elementary | LONGMONT | St. Vrain Valley School District No. Re1J | 573 | 542 | -5.4% |
| 563 | Cedaredge High School | CEDAREDGE | Delta County Joint District No. 50 | 296 | 280 | -5.4% |
| 564 | Burlington Elementary School | BURLINGTON | Burlington Public School District No. RE-6J | 339 | 320 | -5.6% |
| 565 | The Classical Academy High School | COLORADO SPRINGS | Academy District 20 | 653 | 616 | -5.7% |
| 566 | Eagleview Middle School | COLORADO SPRINGS | Academy District 20 | 962 | 905 | -5.9% |
| 567 | Cherrelyn Elementary School | ENGLEWOOD | Englewood Schools | 238 | 224 | -5.9% |
| 568 | Cheltenham Elementary School | DENVER | Denver Public Schools | 397 | 373 | -6.0% |
| 569 | Mountain View Elementary School | COLORADO SPRINGS | Academy District 20 | 603 | 567 | -6.0% |
| 570 | Mission Viejo Elementary School | AURORA | Cherry Creek School District | 588 | 552 | -6.1% |
| 571 | Boulder High School | BOULDER | Boulder Valley School District No. Re2 | 2,064 | 1,939 | -6.1% |
| 572 | Turner Middle School | BERTHOUD | Thompson School District R-2J | 477 | 448 | -6.1% |
| 573 | Brentwood Middle School | GREELEY | Greeley-Evans School District 6 | 601 | 564 | -6.2% |
| 574 | Steele Elementary School | COLORADO SPRINGS | Colorado Springs School District 11 | 291 | 273 | -6.2% |
| 575 | Bayfield Middle School | BAYFIELD | Bayfield School District No. 10Jt-R | 302 | 283 | -6.3% |
| 576 | Overland High School | AURORA | Cherry Creek School District | 2,377 | 2,228 | -6.3% |
| 577 | Mountain Vista High School | HIGHLANDS RANCH | Douglas County School District No. Re 1 | 2,314 | 2,169 | -6.3% |
| 578 | Clayton Partnership School | THORNTON | Mapleton Public Schools | 459 | 430 | -6.3% |
| 579 | Sierra Middle School | PARKER | Douglas County School District No. Re 1 | 859 | 805 | -6.3% |
| 580 | Kinard Core Knowledge Middle School | FORT COLLINS | Poudre School District R-1 | 813 | 762 | -6.3% |
| 581 | Englewood High School | ENGLEWOOD | Englewood Schools | 550 | 515 | -6.4% |
| 582 | Josephine Hodgkins Leadership Academy | DENVER | Westminster Public Schools | 638 | 597 | -6.4% |
| 583 | North Valley Middle School | GILCREST | Weld County Reorganized School District No. Re-1 | 265 | 248 | -6.4% |
| 584 | Alamosa High School | ALAMOSA | Alamosa School District No. Re-11J | 607 | 568 | -6.4% |
| 585 | Emerald Elementary School | BROOMFIELD | Boulder Valley School District No. Re2 | 410 | 383 | -6.6% |
| 586 | West Jefferson Middle School | CONIFER | Jefferson County School District No. R-1 | 534 | 499 | -6.6% |
| 587 | Kemp Elementary School | COMMERCE CITY | Adams County School District 14 | 554 | 517 | -6.7% |
| 588 | Pleasant View Middle School | PUEBLO | Pueblo County School District 70 | 373 | 348 | -6.7% |
| 589 | Mountain Vista Elementary School | CENTENNIAL | Cherry Creek School District | 609 | 568 | -6.7% |
| 590 | Running Creek Elementary School | ELIZABETH | ELIZABETH SCHOOL DISTRICT | 313 | 292 | -6.7% |
| 591 | Boltz Middle School | FORT COLLINS | Poudre School District R-1 | 591 | 551 | -6.8% |
| 592 | Conifer Senior High School | CONIFER | Jefferson County School District No. R-1 | 879 | 819 | -6.8% |
| 593 | Corwin International Magnet School | PUEBLO | Pueblo School District 60 | 606 | 565 | -6.8% |
| 594 | Walnut Hills Community Elementary School | CENTENNIAL | Cherry Creek School District | 367 | 342 | -6.8% |
| 595 | Prairie Crossing Elementary School | PARKER | Douglas County School District No. Re 1 | 657 | 612 | -6.8% |
| 596 | Sherman Early Childhood Center | FORT MORGAN | School District No. Re-3 Fort Morgan | 439 | 409 | -6.8% |
| 597 | Chatfield Elementary School | GRAND JUNCTION | Mesa County Valley School District No. 51 | 398 | 371 | -6.8% |
| 598 | Vista Ridge High School | COLORADO SPRINGS | El Paso County Colorado School District 49 | 1,583 | 1,473 | -6.9% |
| 599 | East High School | DENVER | Denver Public Schools | 2,659 | 2,476 | -6.9% |
| 600 | Coal Ridge Middle School | FIRESTONE | St. Vrain Valley School District No. Re1J | 781 | 727 | -6.9% |
