| District name | City | County name |
|---|
| Academy, School District No. 20, in the County of El Paso An | Colorado Springs | El Paso |
| Adams 12 Five Star Schools | Thornton | Adams |
| Adams 14 School District | Commerce City | Adams |
| Adams County School District 50 | Westminster | Adams |
| Agate School District No. 300 | Agate | Elbert |
| Aguilar Reorganized School District No. 6 | Aguilar | Las Animas |
| Akron School District No. R-1 | Akron | Washington |
| Alamosa School District, No. Re-11j | Alamosa | Alamosa |
| Archuleta County School District No. 50 JT | Pagosa Springs | Archuleta |
| Arickaree School District No. R-2 | Anton | Washington |
| Arriba-Flagler Consolidated School District No. 20 | Flagler | Kit Carson |
| Aspen School District No. 1, in the County of Pitkin and Sta | Aspen | Pitkin |
| Aurora Public Schools | Aurora | Arapahoe |
| Bayfield School District No. 10jt-R | Bayfield | La Plata |
| Bennett School District 29-J | Bennett | Adams |
| Bethune School District No. R- 5 | Bethune | Kit Carson |
| Big Sandy School District No. 100j | Simla | Elbert |
| Boulder Valley School District No. Re2 | Boulder | Boulder |
| Branson Reorganized School District No. 82 | Branson | Las Animas |
| Brighton School District 27-J | Brighton | Adams |
| Buena Vista School District No. R-31 | Buena Vista | Chaffee |
| Burlington Public School District No. Re-6j | Burlington | Kit Carson |
| Byers School District No. 32j | Byers | Arapahoe |
| Calhan School District RJ-1 | Calhan | El Paso |
| Campo School District No. Re-6 | Campo | Baca |
| Canon City Schools | Canon City | Fremont |
| Centennial School District No. R-1 | San Luis | Costilla |
| Center Consolidated School District No. 26 JT., of the Count | Center | Saguache |
| Charter School Institute | Denver | Denver |
| Cheraw, School District No. 31, in the County of Otero and S | Cheraw | Otero |
| Cherry Creek, School District No. 5, in the County of Arapah | Greenwood Village | Arapahoe |
| Cheyenne County School District No. Re-5 | Cheyenne Wells | Cheyenne |
| Cheyenne Mountain School District 12 | Colorado Springs | El Paso |
| Chool District No. Re-10, in the County of Weld and State Of | Briggsdale | Weld |
| Clear Creek School District No. Re-1 | Idaho Springs | Clear Creek |
| Colorado Springs School District 11 | Colorado Springs | El Paso |
| Creed School District | Creede | Mineral |
| Cripple Creek-Victor RE 1 School District | Cripple Creek | Teller |
| Crowley County School District No. Re-1-J | Ordway | Crowley |
| Custer County School District Consolidate 1 | Westcliffe | Custer |
| De Beque, Joint District No. 49 of the Counties of Mesa And | De Beque | Mesa |
| Deer Trail School District No. 26j | Deer Trail | Arapahoe |
| Del Norte Consolidated School District No. C-7 | Del Norte | Rio Grande |
| Delta County Joint District No. 50 | Delta | Delta |
| Denver 1 | Denver | Denver |
| Denver Public Schools | Denver | Denver |
| Dolores County School District Re-2j | Dove Creek | Dolores |
| Dolores School District No. Re-4a | Dolores | Montezuma |
| Douglas County School District, No. Re 1 | Castle Rock | Douglas |
| Durango School District No. 9-R | Durango | La Plata |
| Eagle County School District No. Re 50 | Eagle | Eagle |
| East Grand School District No. 2 | Granby | Grand |
| East Otero School District No. R1 | La Junta | Otero |
| Edison School District 54JT | Yoder | El Paso |
| Elbert School District 200 | Elbert | Elbert |
| Elizabeth School District C-1 | Elizabeth | Elbert |
| Ellicott School District 22 | Ellicott | El Paso |
| Englewood Schools | Englewood | Arapahoe |
| Estes Park R-3 School District | Estes Park | Larimer |
| Falcon School District 49 | Falcon | El Paso |
| Fountain/Ft. Carson School District 8 | Fountain | El Paso |
| Fowler School District No. R4j | Fowler | Otero |
| Fremont Re-2 | Florence | Fremont |
| Fremont Re-3 | Cotopaxi | Fremont |
| Garfield School District No. Re-2 | Rifle | Garfield |
| Genoa-Hugo School District No. C-113 | Hugo | Lincoln |
| Gilpin County School District No. Re-1 | Black Hawk | Gilpin |
| Granada School District No. Re-1 | Granada | Prowers |
| Grand Valley, School District No. 16, in the County of Garfi | Parachute | Garfield |
| Gunnison Watershed School District Re1j | Gunnison | Gunnison |
| Hanover School District 28 | Colorado Springs | El Paso |
| Harrison School District 2 | Colorado Springs | El Paso |
| Haxtun School District, No. Re-2j | Haxtun | Phillips |
| Hayden School District No. Re 1 | Hayden | Routt |
| Hi-Plains R-23 | Vona | Kit Carson |
| Hinsdale County School District No. Re-1 | Lake City | Hinsdale |
| Hoehne Reorganized School District No. 3 | Hoehne | Las Animas |
| Holly School District No. Re-3 | Holly | Prowers |
| Holyoke School District No. Re-1j | Holyoke | Phillips |
| Huerfano School District Re-1 | Walsenburg | Huerfano |
| Idalia RJ-3 School District | Idalia | Yuma |
| Ignacio School District No. 11jt | Ignacio | La Plata |
| Jeffco Public Schools | Golden | Jefferson |
| Julesburg School District No. Re1 | Julesburg | Sedgwick |
| Karval School District No. Re 23 | Karval | Lincoln |
| Kim Reorganized School District No. 88 | Kim | Las Animas |
| Kiowa County School District No. Re-1 | Eads | Kiowa |
| Kiowa County School District No. Re-2 | Sheridan Lake | Kiowa |
| Kit Carson School District No. R-1 | Kit Carson | Cheyenne |
| La Veta School District Re-2 | La Veta | Huerfano |
| Lake County School District No. R-1 | Leadville | Lake |
| Lamar School District No. Re-2 | Lamar | Prowers |
| Las Animas School District No. Re-1 | Las Animas | Bent |
| Lewis-Palmer School District 38 | Monument | El Paso |
| Liberty J-4 School District | Joes | Yuma |
| Limon School District, No. Re 4j | Limon | Lincoln |
| Littleton Public Schools | Littleton | Arapahoe |
| Lone Star School District No. 101 | Otis | Washington |
| Mancos School District Re-6 | Mancos | Montezuma |
| Manitou Springs School District 14 | Manitou Springs | El Paso |
| Manzanola, Joint District No. 3j, of the Counties of Otero A | Manzanola | Otero |
| Mapleton Public Schools | Denver | Adams |
| McClave School District No. Re-2 | McClave | Bent |
| Meeker School District Re1 | Meeker | Rio Blanco |
| Mesa County Valley School District No. 51 | Grand Junction | Mesa |
| Miami-Yoder, Joint District No. 60 of the Counties of El Pas | Rush | El Paso |
| Moffat County School District Re: No. 1 | Craig | Moffat |
| Moffat, School District No. 2, in the County of Saguache And | Moffat | Saguache |
| Monte Vista School District No. C-8 | Monte Vista | Rio Grande |
| Montezuma-Cortez School District No. Re-1 | Cortez | Montezuma |
| Montrose County School District Re-1j | Montrose | Montrose |
| Mountain BOCES | Leadville | Lake |
| Mountain Valley School District No. Re 1 | Saguache | Saguache |
| North Conejos School District No. Re1j | La Jara | Conejos |
| North Park School District R-1 | Walden | Jackson |
| Norwood School District No. R-2j | Norwood | San Miguel |
| Otis School District No. R-3 | Otis | Washington |
| Ouray, School District No. R-1, of the County of Ouray And | Ouray | Ouray |
| Park County School District re-2 | Fairplay | Park |
| Peyton School District 23-Jt | Peyton | El Paso |
| Plateau Valley, School District No. 50 in the County of Mesa | Collbran | Mesa |
| Platte Canyon, School District No. 1, of the County of Park | Bailey | Park |
| Platte Valley School District No. Re3 | Ovid | Sedgwick |
| Poudre School District R-1 | Fort Collins | Larimer |
| Primero Reorganized School District No. 2 | Weston | Las Animas |
| Pritchett School District No. Re-3 | Pritchett | Baca |
| Pueblo County School District 70 | Pueblo | Pueblo |
| Pueblo, School District No. 60, in the County of Pueblo And | Pueblo | Pueblo |
| Ridgway, School District No. R-2, of the County of Ouray A | Ridgway | Ouray |
| Roaring Fork School District No. Re-1 | Glenwood Springs | Garfield |
| Rocky Ford School District No. R2 | Rocky Ford | Otero |
| Salida School District No. R-32 | Salida | Chaffee |
| Sanford, School District No. 6, in the County of Conejos And | Sanford | Conejos |
| Sangre De Cristo School District, No. Re-22j | Mosca | Alamosa |
| Sargent School District No. Re-33j | Monte Vista | Rio Grande |
| School District No. C-2 in the County of Elbert and State Of | Kiowa | Elbert |
| School District No. R-4 in the County of Kit Carson and Stat | Stratton | Kit Carson |
| School District No. Re-1, Valley | Sterling | Logan |
| School District No. Re-11 in the County of Weld and State Of | New Raymer | Weld |
| School District No. Re-12 in the County of Weld and State Of | Grover | Weld |
| School District No. Re-2, Brush | Brush | Morgan |
| School District No. Re-20, Weldon Valley | Weldona | Morgan |
| School District No. Re-3 Frenchman | Fleming | Logan |
| School District No. Re-3, Fort Morgan | Fort Morgan | Morgan |
| School District No. Re-4 Buffalo | Merino | Logan |
| School District No. Re-5 Plateau | Peetz | Logan |
| School District No. Re-50, Wiggins | Wiggins | Morgan |
| Sheridan School District No. 2 | Sheridan | Arapahoe |
| Sierra Grande School District No. R-30 | Blanca | Costilla |
| Silverton, School District No. 1, in the County of San Juan | Silverton | San Juan |
| South Conejos School District No. Re10 | Antonito | Conejos |
| South Routt School District No. Re 3 | Oak Creek | Routt |
| Springfield School District No. Re-4 | Springfield | Baca |
| St. Vrain Valley School District No. Re1j | Longmont | Boulder |
| Steamboat Springs School District No. Re 2 | Steamboat Springs | Routt |
| Strasburg 31-J School District | Strasburg | Adams |
| Summit School District No. Re 1 | Frisco | Summit |
| Swink, School District No. 33, in the County of Otero and St. | Swink | Otero |
| Telluride School District No. R-1 | Telluride | San Miguel |
| Thompson School District R-2j | Loveland | Larimer |
| Trinidad, School District 1, in the County of Las Animas And | Trinidad | Las Animas |
| Vilas School District Re-5 | Vilas | Baca |
| Walsh School District No. Re-1 | Walsh | Baca |
| Weld County Reorganized School District No. Re-1 | Gilcrest | Weld |
| Weld County Reorganized School District No. Re-4 | Windsor | Weld |
| Weld County School District 6 | Greeley | Weld |
| Weld County School District No. Re-2 | Eaton | Weld |
| Weld County School District No. Re-5j | Milliken | Weld |
| Weld County School District No. Re-7 | Kersey | Weld |
| Weld County School District No. Re-9 | Ault | Weld |
| Weld County School District RE-3J | Keenesburg | Weld |
| Weld County School District Re-8 | Fort Lupton | Weld |
| West End School District No. Re-2 | Naturita | Montrose |
| West Grand School District No. 1 | Kremmling | Grand |
| Widefield School District 3 | Colorado Springs | El Paso |
| Wiley School District No. Re-13 JT | Wiley | Prowers |
| Woodland Park School District RE-2 | Woodland Park | Teller |
| Woodlin School District No. R-104 | Woodrow | Washington |
| Wray Rd-2 School District | Wray | Yuma |
| Yuma 1 School District | Yuma | Yuma |
