Track and Field
| School | Enrollment | Track (Current) | Track (New) |
| Cherry Creek | 3508 | 5A | 6A |
| FNE Warriors | 2948 | 5A | 6A |
| Cherokee Trail | 2822 | 5A | 6A |
| Grandview | 2620 | 5A | 6A |
| Eaglecrest | 2599 | 5A | 6A |
| Denver East | 2475 | 5A | 6A |
| Westminster | 2453 | 5A | 6A |
| Rangeview | 2369 | 5A | 6A |
| Overland | 2248 | 5A | 6A |
| Legacy | 2212 | 5A | 6A |
| Chaparral | 2202 | 5A | 6A |
| Mountain Vista | 2193 | 5A | 6A |
| Fairview | 2185 | 5A | 6A |
| Arapahoe | 2180 | 5A | 6A |
| Aurora Central | 2176 | 5A | 6A |
| Lakewood | 2083 | 5A | 6A |
| Rock Canyon | 2073 | 5A | 6A |
| ThunderRidge | 2070 | 5A | 6A |
| Castle View | 2048 | 5A | 6A |
| Smoky Hill | 2044 | 5A | 6A |
| Hinkley | 2043 | 5A | 6A |
| Legend | 2032 | 5A | 6A |
| Boulder | 2001 | 5A | 6A |
| Mountain Range | 1996 | 5A | 6A |
| Doherty | 1986 | 5A | 6A |
| Rocky Mountain | 1975 | 5A | 6A |
| Fossil Ridge | 1974 | 5A | 6A |
| Horizon | 1971 | 5A | 6A |
| Northglenn | 1950 | 5A | 6A |
| Prairie View | 1901 | 5A | 6A |
| Douglas County | 1881 | 5A | 6A |
| Regis Jesuit (Boys) | 1864 | 5A | 6A |
| Fountain-Fort Carson | 1861 | 5A | 6A |
| Poudre | 1844 | 5A | 6A |
| Ralston Valley | 1828 | 5A | 6A |
| Chatfield | 1804 | 5A | 6A |
| Adams City | 1799 | 5A | 6A |
| Palmer | 1793 | 5A | 6A |
| Brighton | 1773 | 5A | 6A |
| Arvada West | 1755 | 5A | 6A |
| Gateway | 1743 | 5A | 6A |
| Monarch | 1741 | 5A | 6A |
| Thornton | 1724 | 5A | 6A |
| Grand Junction | 1713 | 5A | 6A |
| Heritage | 1690 | 5A | 6A |
| Columbine | 1668 | 5A | 6A |
| Highlands Ranch | 1664 | 5A | 6A |
| Fruita Monument | 1656 | 5A | 6A |
| Fort Collins | 1635 | 5A | 6A |
| Bear Creek | 1630 | 5A | 6A |
| Rampart | 1610 | 5A | 5A |
| Greeley West | 1569 | 5A | 5A |
| Denver South | 1565 | 5A | 5A |
| Broomfield | 1547 | 5A | 5A |
| Liberty | 1545 | 5A | 5A |
| Loveland | 1519 | 5A | 5A |
| Grand Junction Central | 1517 | 5A | 5A |
| Coronado | 1515 | 5A | 5A |
| Dakota Ridge | 1508 | 5A | 5A |
| Pomona | 1503 | 5A | 5A |
| Pine Creek | 1481 | 4A | 5A |
| Greeley Central | 1409 | 4A | 5A |
| Vista Ridge | 1403 | 4A | 5A |
| Abraham Lincoln | 1390 | 4A | 5A |
| George Washington | 1355 | 4A | 5A |
| Skyline | 1342 | 4A | 5A |
| Pueblo West | 1340 | 4A | 5A |
| Windsor | 1339 | 4A | 5A |
| Air Academy | 1334 | 4A | 5A |
| Mesa Ridge | 1330 | 4A | 5A |
| Montrose | 1326 | 4A | 5A |
| Widefield | 1315 | 4A | 5A |
| Standley Lake | 1313 | 4A | 5A |
| Pueblo South | 1294 | 4A | 5A |
| Wheat Ridge | 1285 | 4A | 5A |
| Niwot | 1279 | 4A | 5A |
| Littleton | 1277 | 4A | 5A |
| Sand Creek | 1263 | 4A | 5A |
| Pueblo Centennial | 1261 | 4A | 5A |
| Golden | 1254 | 4A | 5A |
| Mountain View | 1245 | 4A | 5A |
| Cheyenne Mountain | 1242 | 4A | 5A |
| Ponderosa | 1237 | 4A | 5A |
| Silver Creek | 1236 | 4A | 5A |
| Falcon | 1233 | 4A | 5A |
| Mitchell | 1231 | 4A | 5A |
| John F. Kennedy | 1201 | 4A | 5A |
| Vista Peak Prep | 1192 | 4A | 5A |
| Longmont | 1180 | 4A | 5A |
| Northridge | 1173 | 4A | 5A |
| Thompson Valley | 1169 | 4A | 5A |
| Discovery Canyon | 1161 | 4A | 5A |
| Palmer Ridge | 1146 | 4A | 5A |
| Pueblo East | 1145 | 4A | 5A |
| Green Mountain | 1118 | 4A | 5A |
| Centaurus | 1073 | 4A | 5A |
| Durango | 1066 | 4A | 5A |
| Thomas Jefferson | 1060 | 4A | 5A |
| Canon City | 1060 | 4A | 5A |
| Evergreen | 1056 | 4A | 5A |
| Palisade | 1023 | 4A | 4A |
| Mead | 1006 | 4A | 4A |
| Lewis-Palmer | 996 | 4A | 4A |
| Harrison | 962 | 4A | 4A |
| Frederick | 955 | 4A | 4A |
| Valor Christian | 934 | 4A | 4A |
| Erie | 934 | 4A | 4A |
| Arvada | 923 | 4A | 4A |
| Roosevelt | 914 | 4A | 4A |
| Glenwood Springs | 897 | 4A | 4A |
| Fort Morgan | 881 | 4A | 4A |
| Pueblo County | 862 | 4A | 4A |
| Battle Mountain | 861 | 4A | 4A |
| Summit | 832 | 4A | 4A |
| Eagle Valley | 817 | 4A | 4A |
| Alameda International | 809 | 4A | 4A |
| Woodland Park | 803 | 4A | 4A |
| Skyview | 802 | 4A | 4A |
| Mullen | 802 | 4A | 4A |
| Denver North | 790 | 4A | 4A |
| Conifer | 781 | 3A | 4A |
| Pueblo Central | 769 | 3A | 4A |
| Berthoud | 721 | 3A | 4A |
| Rifle | 719 | 3A | 4A |
| Regis Jesuit (Girls) | 708 | 4A | 4A |
| Steamboat Springs | 706 | 3A | 4A |
| Elizabeth | 699 | 3A | 4A |
| Denver West | 655 | 3A | 4A |
| The Classical Academy | 648 | 3A | 4A |
| Montezuma-Cortez | 629 | 3A | 4A |
| D'Evelyn | 629 | 3A | 4A |
| Holy Family | 627 | 3A | 4A |
| Weld Central | 622 | 3A | 4A |
| Delta | 610 | 3A | 4A |
| Valley | 609 | 3A | 4A |
| Fort Lupton | 602 | 3A | 4A |
| Englewood | 602 | 3A | 4A |
| Moffat County | 598 | 3A | 4A |
| University | 591 | 3A | 4A |
| Peak to Peak | 589 | 3A | 4A |
| Alamosa | 574 | 3A | 4A |
| Aspen | 572 | 3A | 4A |
| Sterling | 549 | 3A | 4A |
| Eaton | 533 | 3A | 4A |
| Coal Ridge | 526 | 3A | 4A |
| Manitou Springs | 522 | 3A | 4A |
| Kent Denver | 476 | 3A | 4A |
| Brush | 473 | 3A | 4A |
| Jefferson | 462 | 3A | 4A |
| Faith Christian Academy | 423 | 3A | 4A |
| James Irwin Charter | 422 | 3A | 3A |
| Jefferson Academy | 414 | 3A | 3A |
| Basalt | 407 | 3A | 3A |
| Lamar | 404 | 3A | 3A |
| Lutheran | 388 | 3A | 3A |
| Florence | 380 | 3A | 3A |
| Middle Park | 375 | 3A | 3A |
| Platte Valley | 366 | 3A | 3A |
| Frontier Academy | 366 | 3A | 3A |
| Pagosa Springs | 364 | 3A | 3A |
| Bayfield | 364 | 3A | 3A |
| Roaring Fork | 363 | 3A | 3A |
| Sheridan | 362 | 3A | 3A |
| Bishop Machebeuf | 359 | 3A | 3A |
| Gunnison | 340 | 3A | 3A |
| La Junta | 334 | 3A | 3A |
| Salida | 325 | 3A | 3A |
| Estes Park | 325 | 3A | 3A |
| Olathe | 321 | 3A | 3A |
| Platte Canyon | 320 | 3A | 3A |
| Bennett | 318 | 3A | 3A |
| Strasburg | 317 | 3A | 3A |
| Colorado Springs Christian | 316 | 3A | 3A |
| Liberty Common | 313 | 3A | 3A |
| Grand Valley | 298 | 3A | 3A |
| Centauri | 298 | 3A | 3A |
| Manual | 289 | 3A | 3A |
| Atlas Prep | 289 | 3A | 3A |
| SkyView Academy | 287 | 3A | 3A |
| Trinidad | 283 | 3A | 3A |
| The Vanguard | 282 | 3A | 3A |
| Lake County | 279 | 2A | 3A |
| Resurrection Christian | 277 | 2A | 3A |
| Monte Vista | 274 | 2A | 3A |
| Buena Vista | 274 | 2A | 3A |
| Cedaredge | 259 | 2A | 3A |
| Rye | 252 | 2A | 3A |
| St. Mary's | 251 | 2A | 3A |
| Highland | 248 | 2A | 3A |
| Telluride | 244 | 2A | 3A |
| Ignacio | 239 | 2A | 3A |
| Fountain Valley | 236 | 2A | 3A |
| Burlington | 235 | 2A | 3A |
| Ellicott | 232 | 2A | 3A |
| Lyons | 231 | 2A | 3A |
| Rocky Ford | 230 | 2A | 3A |
| Yuma | 228 | 2A | 3A |
| Dolores Huerta Prep | 227 | 2A | 3A |
| Clear Creek | 222 | 2A | 3A |
| Peyton | 218 | 2A | 3A |
| Hotchkiss | 205 | 2A | 2A |
| Denver Academy | 204 | 2A | 2A |
| Ridgeview Academy | 203 | 2A | 2A |
| Northfield | 194 | 2A | 2A |
| Meeker | 191 | 2A | 2A |
| Dolores | 190 | 2A | 2A |
| Crested Butte Community | 176 | 2A | 2A |
| Holyoke | 167 | 2A | 2A |
| Center | 167 | 2A | 2A |
| Wiggins | 160 | 2A | 2A |
| Wray | 159 | 2A | 2A |
| Vail Christian | 156 | 2A | 2A |
| Paonia | 152 | 2A | 2A |
| Byers | 148 | 2A | 2A |
| Swallows Charter Academy | 147 | 2A | 2A |
| Calhans | 147 | 2A | 2A |
| Twin Peaks Charter Academy | 144 | 2A | 2A |
| Nederland | 143 | 2A | 2A |
| John Mall | 143 | 2A | 2A |
| Crowley County | 142 | 2A | 2A |
| Limon | 138 | 2A | 2A |
| Del Norte | 137 | 2A | 2A |
| West Grand | 133 | 2A | 2A |
| Sargent | 129 | 2A | 2A |
| Las Animas | 127 | 2A | 2A |
| Denver Christian | 127 | 2A | 2A |
| Fowler | 123 | 2A | 2A |
| Custer County | 122 | 2A | 2A |
| Mancos | 120 | 2A | 2A |
| Hayden | 120 | 2A | 2A |
| Rangely | 115 | 2A | 2A |
| Akron | 112 | 2A | 2A |
| South Park | 111 | 2A | 2A |
| Sanford | 111 | 2A | 2A |
| Swink | 106 | 2A | 2A |
| Sedgwick County (Julesburg/Revere) | 106 | 2A | 2A |
| Hoehne | 105 | 2A | 2A |
| Soroco | 104 | 2A | 2A |
| Gilpin | 102 | 2A | 2A |
| Merino | 101 | 2A | 2A |
| Dayspring Christian | 100 | 2A | 2A |
| Cripple Creek-Victor | 100 | 2A | 2A |
| Plateau Valley | 99 | 1A | 2A |
| Caprock Academy | 99 | 1A | 2A |
| Miami-Yoder | 96 | 1A | 2A |
| Evangelical Christian Academy | 94 | 1A | 2A |
| Simla | 92 | 1A | 2A |
| Haxtun | 92 | 1A | 2A |
| Sangre de Cristo | 88 | 1A | 1A |
| Kiowa | 88 | 1A | 1A |
| Holly | 88 | 1A | 1A |
| Caliche | 88 | 1A | 1A |
| Wiley | 87 | 1A | 1A |
| Heritage Christian Academy | 87 | 1A | 1A |
| McClave | 86 | 1A | 1A |
| Springfield RE-4 | 79 | 1A | 1A |
| Sierra Grande | 73 | 1A | 1A |
| Hanover | 73 | 1A | 1A |
| Elbert | 71 | 1A | 1A |
| Weldon Valley | 70 | 1A | 1A |
| Colorado School for the Deaf and the Blind | 69 | 1A | 1A |
| Antonito | 68 | 1A | 1A |
| Dove Creek | 67 | 1A | 1A |
| Shining Mountain Waldorf | 66 | 1A | 1A |
| Otis | 63 | 1A | 1A |
| Peetz | 60 | 1A | 1A |
| La Veta | 59 | 1A | 1A |
| Centennial | 58 | 1A | 1A |
| Ouray | 56 | 1A | 1A |
| Fleming | 56 | 1A | 1A |
| Cheyenne Wells | 56 | 1A | 1A |
| North Park | 54 | 1A | 1A |
| Primero | 53 | 1A | 1A |
| Pikes Peak Christian | 53 | 1A | 1A |
| Nucla | 53 | 1A | 1A |
| Cotopaxi | 53 | 1A | 1A |
| Cheraw | 53 | 1A | 1A |
| Briggsdale | 52 | 1A | 1A |
| Prairie | 50 | 1A | 1A |
| Stratton | 49 | 1A | 1A |
| Deer Trail | 49 | 1A | 1A |
| Walsh | 48 | 1A | 1A |
| Eads | 46 | 1A | 1A |
| Flagler | 44 | 1A | 1A |
| Genoa-Hugo | 43 | 1A | 1A |
| Kit Carson | 41 | 1A | 1A |
| Edison | 41 | 1A | 1A |
| Lake City Community | 40 | 1A | 1A |
| Idalia | 39 | 1A | 1A |
| De Beque | 39 | 1A | 1A |
| Hi-Plains | 38 | 1A | 1A |
| South Baca (Campo, Pritchett, Vilas) | 36 | 1A | 1A |
| Bethune | 36 | 1A | 1A |
| Arickaree | 34 | 1A | 1A |
| Pawnee | 32 | 1A | 1A |
| Moffat | 29 | 1A | 1A |
| Aguilar | 29 | 1A | 1A |
| Creede | 25 | 1A | 1A |
| Woodlin | 22 | 1A | 1A |
| Branson | 14 | 1A | 1A |
| Kim | 13 | 1A | 1A |
| Plainview | 11 | 1A | 1A |