| Doral Academy of Colorado | Westminster | 168 |
| Dos Rios Elementary School | Grand Junction | 293 |
| Dos Rios Elementary School | Evans | 499 |
| Douglas County High School | Castle Rock | 1,659 |
| Douglass Elementary School | Boulder | 313 |
| Douglass Valley Elementary School | Usaf Academy | 306 |
| Doull Elementary School | Denver | 381 |
| Dove Creek Elementary School | Dove Creek | 124 |
| Dove Creek High School | Dove Creek | 138 |
| Downtown Denver Expeditionary School | Denver | 263 |
| Dr. Martin Luther King Jr. Early College | Denver | 1,027 |
| Drake Junior High School | Arvada | 1,002 |
| Dry Creek Elementary School | Englewood | 269 |
| Dual Immersion Academy School | Grand Junction | 310 |
| Dunn Elementary School | Fort Collins | 392 |
| Dunstan Middle School | Lakewood | 798 |
| Dupont Elementary School | Commerce City | 488 |
| Durango Big Picture High School | Durango | 99 |
| Durango High School | Durango | 1,352 |
| Dutch Creek Elementary School | Littleton | 286 |
| Eads Elementary School | Eads | 119 |
| Eads High School | Eads | 48 |
| Eads Middle School | Eads | 44 |
| Eagle Academy | Lone Tree | 115 |
| Eagle County Charter Academy | Edwards | 360 |
| Eagle Crest Elementary School | Longmont | 421 |
| Eagle Ridge Academy | Brighton | 593 |
| Eagle Ridge Elementary School | Lone Tree | 571 |
| Eagle Valley Elementary School | Eagle | 350 |
| Eagle Valley High School | Gypsum | 980 |
| Eagle Valley Middle School | Eagle | 340 |
| Eaglecrest High School | Centennial | 2,851 |
| Eagleside Elementary School | Fountain | 332 |
| Eagleton Elementary School | Denver | 317 |
| Eagleview Elementary School | Thornton | 451 |
| Eagleview Middle School | Colorado Springs | 905 |
| Early Childhood Center | Castle Rock | 110 |
| Early Childhood Center | Craig | 117 |
| Early Childhood Center | Montrose | 162 |
| Early Childhood Education Center | Englewood | 114 |
| Early College Academy | Greeley | 293 |
| Early Learning Center at Francis M. Day | Denver | 69 |
| Early Learning Center at Gregory Hill | Westminster | 137 |
| Early Learning Center at New Legacy Charter School | Aurora | 8 |
| East Grand Middle School | Granby | 304 |
| East High School | Denver | 2,476 |
| East High School | Pueblo | 1,081 |
| East Middle School | Aurora | 634 |
| Eastlake High School of Colorado Springs | Colorado Springs | 104 |
| Eastridge Community Elementary School | Aurora | 716 |
| Eaton Elementary School | Eaton | 484 |
| Eaton High School | Eaton | 567 |
| Eaton Middle School | Eaton | 485 |
| Edgewater Elementary School | Edgewater | 335 |
| Edison Elementary School | Colorado Springs | 214 |
| Edison Elementary School | Denver | 583 |
| Edison Elementary School | Yoder | 29 |
| Edison Junior-Senior High School | Yoder | 21 |
| Edison Prep | Yoder | 6 |
| Edith Teter Elementary School | Fairplay | 190 |
| Edith Wolford Elementary School | Colorado Springs | 372 |
| Edna and John W. Mosley P-8 | Aurora | 994 |
| Education reEnvisioned School | Monument | 59 |
| Edwards Early Learning Center | Edwards | 80 |
| Edwards Elementary School | Edwards | 269 |
| Eiber Elementary School | Lakewood | 255 |
| Eisenhower Elementary School | Boulder | 308 |
| Elaine S. Padilla Elementary School | Brighton | 672 |
| Elbert Elementary School | Elbert | 141 |
| Elbert Junior-Senior High School | Elbert | 136 |
| Eldorado Elementary School | Highlands Ranch | 377 |
| Eldorado K-8 School | Superior | 529 |
| Elizabeth High School | Elizabeth | 668 |
| Elizabeth Middle School | Elizabeth | 386 |
| Elizabeth Running Creek Preschool | Elizabeth | 53 |
| Elk Creek Elementary | New Castle | 272 |
| Elk Creek Elementary School | Pine | 323 |
| Elkhart Elementary School | Aurora | 525 |
| Ellicott Elementary School | Ellicott | 520 |
| Ellicott Middle School | Ellicott | 230 |
| Ellicott Senior High School | Ellicott | 259 |
| Ellis Elementary School | Denver | 467 |
| Elwell Elementary School | Johnstown | 618 |
| Emerald Elementary School | Broomfield | 383 |
| Emily Griffith High School | Denver | 311 |
| Encompass Heights Elementary School | Colorado Springs | 583 |
| Endeavor Academy | Centennial | 262 |
| Englewood Early Childhood Education Center at Maddox | Englewood | 258 |
| Englewood High School | Englewood | 515 |
| Englewood Leadership Academy | Englewood | 110 |
| Englewood Middle School | Englewood | 210 |
| Erie Elementary School | Erie | 486 |
| Erie High School | Erie | 1,727 |
| Erie Middle School | Erie | 762 |
| Escalante Middle School | Durango | 461 |
| Escalante-Biggs Academy | Denver | 306 |
| Estes Park High School | Estes Park | 288 |
| Estes Park K-5 School | Estes Park | 431 |
| Estes Park Middle School | Estes Park | 163 |
| Euclid Middle School | Littleton | 631 |
| Eva R Baca Elementary School | Pueblo | 250 |
| Evans Elementary School | Colorado Springs | 487 |
| Evergreen High School | Evergreen | 909 |
| Evergreen Middle School | Evergreen | 478 |
| Everitt Middle School | Wheat Ridge | 456 |
| Excel Academy | Denver | 227 |
| Excel Academy Charter School | Arvada | 445 |
| Explore Pk-8 | Thornton | 557 |
| Explorer Elementary School | Colorado Springs | 470 |
| Eyestone Elementary School | Wellington | 619 |
| Fairmount Elementary School | Golden | 601 |
| Fairview High School | Boulder | 1,863 |
| Fairview PK-8 | Denver | 397 |
| Falcon Bluffs Middle School | Littleton | 567 |
| Falcon Creek Middle School | Aurora | 701 |
| Falcon Elementary School of Technology | Falcon | 318 |
| Falcon High School | Peyton | 1,172 |
| Falcon Middle School | Peyton | 866 |
| Fall River Elementary School | Longmont | 520 |
| Farrell B. Howell ECE-8 School | Denver | 585 |
| Federal Heights Elementary School | Denver | 430 |
| Field Elementary School | Littleton | 280 |
| Fireside Elementary School | Louisville | 431 |
| Firestone Charter Academy | Firestone | 600 |
| Fisher's Peak Elementary School | Trinidad | 393 |
| Fitzsimmons Middle School | Bailey | 138 |
| Five Star Online Academy | Westminster | 506 |
| Flagler Public School | Flagler | 186 |
| Flagstaff Charter Academy | Longmont | 725 |
| Flagstone Elementary School | Castle Rock | 496 |
| Flatirons Elementary School | Boulder | 163 |
| Fleming Elementary School | Fleming | 131 |
| Fleming High School | Fleming | 90 |
| Florence Crittenton High School | Denver | 107 |
| Florence Jr./Sr. High School | Florence | 572 |
| Florida Mesa Elementary School | Durango | 293 |
| Florida Pitt-Waller ECE-8 School | Denver | 886 |
| Foothill Elementary School | Boulder | 419 |
| Foothills Elementary School | Colorado Springs | 400 |
| Foothills Elementary School | Lakewood | 363 |
| Force Elementary School | Denver | 303 |
| Ford Elementary | Centennial | 653 |
| Fort Collins High School | Fort Collins | 1,836 |
| Fort Collins Montessori School | Fort Collins | 278 |
| Fort Lewis Mesa Elementary School | Hesperus | 116 |
| Fort Logan Northgate | Denver | 338 |
| Fort Lupton High School | Fort Lupton | 721 |
| Fort Lupton Middle School | Fort Lupton | 438 |
| Fort Morgan High School | Fort Morgan | 945 |
| Fort Morgan Middle School | Fort Morgan | 749 |
| Fossil Ridge High School | Fort Collins | 1,846 |
| Foster Dual Language PK-8 | Arvada | 454 |
| Foundations Academy | Brighton | 763 |
| Fountain International Magnet School | Pueblo | 276 |
| Fountain Middle School | Fountain | 1,051 |
| Fountain-Fort Carson High School | Fountain | 1,974 |
| Fowler Elementary School | Fowler | 183 |
| Fowler High School | Fowler | 101 |
| Fowler Junior High School | Fowler | 58 |
| Fox Creek Elementary School | Highlands Ranch | 436 |
| Fox Hollow Elementary School | Aurora | 555 |
| Fox Meadow Middle School | Colorado Springs | 369 |
| Fox Ridge Middle School | Aurora | 966 |
| Franklin Middle School | Greeley | 367 |
| Franklin School of Innovation | Pueblo | 346 |
| Franktown Elementary School | Franktown | 354 |
| Fraser Valley Elementary School | Fraser | 217 |
| Fred Tjardes School of Innovation | Greeley | 124 |
| Frederick Senior High School | Frederick | 1,491 |
| Free Horizon Montessori | Golden | 382 |
| Freedom Elementary School | Colorado Springs | 407 |
| Fremont Elementary School | Colorado Springs | 308 |
| Fremont Elementary School | Florence | 441 |
| Fremont Elementary School | Arvada | 268 |
| French American School of Denver | Denver | 230 |
| French Elementary School | Colorado Springs | 491 |
| Frisco Elementary School | Frisco | 215 |
| Frontier Charter Academy | Greeley | 1,432 |
| Frontier Elementary School | Colorado Springs | 262 |
| Frontier Valley Elementary School | Parker | 369 |
| Fruita Middle School | Fruita | 690 |
| Fruita Monument High School | Fruita | 1,427 |
| Fruitvale Elementary School | Grand Junction | 358 |
| Fulton Academy of Excellence | Aurora | 410 |
| GOAL Academy | Pueblo | 6,693 |
| Galeton Elementary School | Galeton | 107 |
| Galileo Middle School | Colorado Springs | 277 |
| Garden Place Academy | Denver | 385 |
| Gardner Valley School | Gardner | 82 |
| Garfield Elementary School | Loveland | 213 |
| Garnet Mesa Elementary School | Delta | 488 |
| Gateway High School | Aurora | 1,748 |
| Gateway School | Gateway | 12 |
| Genoa-Hugo School | Hugo | 220 |
| George Washington High School | Denver | 1,326 |
| Georgetown Community School | Georgetown | 78 |
| Giberson Elementary School | Colorado Springs | 291 |
| Gilcrest Elementary School | Gilcrest | 178 |
| Gilliam Youth Services Center | Denver | 21 |
| Gilpin County Elementary School | Black Hawk | 192 |
| Gilpin County Undivided High School | Black Hawk | 200 |
| Girls Athletic Leadership School High School | Denver | 59 |
| Girls Athletic Leadership School Middle School | Denver | 223 |
| Glacier Peak Elementary School | Brighton | 412 |
| Glenwood Springs Elementary School | Glenwood Springs | 452 |
| Glenwood Springs High School | Glenwood Springs | 1,032 |
| Glenwood Springs Middle School | Glenwood Springs | 380 |
| Global Intermediate Academy | Denver | 346 |
| Global Leadership Academy | Denver | 400 |
| Global Primary Academy | Denver | 272 |
| Global Village Academy - Douglas County | Parker | 450 |
| Global Village Academy - North | Northglenn | 838 |
| Global Village Academy Aurora | Aurora | 802 |
| Goddard Middle School | Littleton | 575 |
| Godsman Elementary School | Denver | 332 |
| Gold Camp Elementary School | Colorado Springs | 435 |
| Gold Hill Elementary School | Gold Hill | 10 |
| Gold Rush Elementary | Parker | 639 |
| Golden High School | Golden | 1,469 |
| Golden View Classical Academy | Golden | 737 |
| Goldrick Elementary School | Denver | 385 |
| Goodnight Elementary School | Pueblo | 534 |
| Governor's Ranch Elementary School | Littleton | 458 |
| Graham Mesa Elementary School | Rifle | 424 |
| Granada Elementary School | Granada | 118 |
| Granada Undivided High School | Granada | 92 |
| Granby Elementary School | Granby | 366 |
| Grand Junction High School | Grand Junction | 1,832 |
| Grand Mesa Choice Academy | Delta | 68 |
| Grand Mesa High School | Collbran | 55 |
| Grand Mesa Middle School | Grand Junction | 476 |
| Grand Mesa Youth Services Center | Grand Junction | |
| Grand Mesa Youth Services Center | Grand Junction | 18 |
| Grand Mountain School | Colorado Springs | 1,044 |
| Grand Peak Academy | Colorado Springs | 608 |
| Grand River Academy | Grand Junction | 461 |
| Grand Valley Center for Family Learning | Parachute | 265 |
| Grand Valley High School | Parachute | 293 |
| Grand Valley Middle School | Parachute | 264 |
| Grand View Elementary | Frederick | 446 |
| Grandview Elementary School | Windsor | 542 |
| Grandview High School | Aurora | 2,684 |
| Grant Beacon Middle School | Denver | 339 |
| Grant Elementary School | Colorado Springs | 350 |
| Grant Ranch ECE-8 School | Denver | 334 |
| Greeley Central High School | Greeley | 1,507 |
| Greeley West High School | Greeley | 1,936 |
| Green Acres Elementary School | Fort Morgan | 320 |
| Green Gables Elementary School | Lakewood | 315 |
| Green Mountain High School | Lakewood | 1,071 |
| Green Valley Elementary School | Denver | 714 |
| Greenwood Elementary School | Greenwood Village | 355 |
| Guadalupe Elementary School | Antonito | 114 |
| Gudy Gaskill Elementary | Centennial | 508 |
| Guffey Charter School | Guffey | 26 |
| Gunnison Elementary School | Gunnison | 560 |
| Gunnison High School | Gunnison | 410 |
| Gunnison Middle School | Gunnison | 314 |
| Gust Elementary School | Denver | 602 |
| Gypsum Creek Middle School | Gypsum | 317 |
| Gypsum Elementary School | Gypsum | 395 |
| Hope Online Learning Academy Co-Op | Englewood | 1,307 |
| Haaff Elementary School | Pueblo | 284 |
| Hackberry Hill Elementary School | Arvada | 430 |
| Hagen Early Education Center | Sterling | 117 |
| Hallett Academy | Denver | 250 |
| Hamilton Middle School | Denver | 775 |
| Hanover Junior-Senior High School | Colorado Springs | 134 |
| Harmony Ridge P-8 | Aurora | 894 |
| Harold Ferguson High School | Loveland | 164 |
| Harris Bilingual Elementary School | Fort Collins | 311 |
| Harris Park Elementary School | Westminster | 234 |
| Harrison High School | Colorado Springs | 1,089 |
| Harrison School | Canon City | 472 |
| Haskin Elementary School | Center | 312 |
| Haxtun Elementary School | Haxtun | 155 |
| Haxtun Jr/Sr High School | Haxtun | 142 |
| Hayden High School | Hayden | 119 |
| Hayden Middle School | Hayden | 93 |
| Hayden Valley Elementary School | Hayden | 232 |
| Heath Middle School | Greeley | 499 |
| Heatherwood Elementary School | Boulder | 252 |
| Heiman Elementary School | Evans | 602 |
| Hemphill Middle School | Strasburg | 250 |
| Henderson Elementary School | Henderson | 357 |
| Henry Elementary School | Colorado Springs | 306 |
| Heritage Elementary School | Centennial | 302 |
| Heritage Elementary School | Highlands Ranch | 377 |
| Heritage Elementary School | Pueblo | 250 |
| Heritage Heights Academy | Centennial | 539 |
| Heritage High School | Littleton | 1,748 |
| Hi-Plains School District R-23 | Seibert | 96 |
| Hidden Lake Secondary | Westminster | 340 |
| High Peaks Elementary School | Boulder | 257 |
| High Plains Elementary School | Colorado Springs | 248 |
| High Plains Elementary School | Greenwood Village | 462 |
| High Plains School | Loveland | 495 |
| High Point Academy | Aurora | 680 |
| Highland Elementary School | Pierce | 443 |
| Highland Elementary School | Rifle | 451 |
| Highland High School | Ault | 299 |
| Highland Middle School | Ault | 234 |
| Highland Park Elementary School | Pueblo | 276 |
| Highlands Elementary School | Erie | 528 |
| Highlands Ranch High School | Highlands Ranch | 1,323 |
| Highline Academy Northeast | Denver | 589 |
| Highline Academy Southeast | Denver | 591 |
| Highline Community Elementary School | Aurora | 435 |
| Hill Campus of Arts and Sciences | Denver | 651 |
| Hillcrest Elementary School | Northglenn | 338 |
| Hinkley High School | Aurora | 1,527 |
| Hoehne Schools | Trinidad | 271 |
| Hoff Elementary School | Keenesburg | 338 |
| Hollister Lake Elementary | Windsor | 529 |
| Holly Hills Elementary School | Denver | 633 |
| Holly School | Holly | 276 |
| Holm Elementary School | Denver | 510 |
| Holmes Middle School | Colorado Springs | 600 |
| Holyoke Alternative School | Holyoke | 19 |
| Holyoke Elementary School | Holyoke | 281 |
| Holyoke Senior High School | Holyoke | 212 |
| Homestake Peak School | Avon | 421 |
| Homestead Elementary School | Centennial | 334 |
| Hopkins Elementary School | Centennial | 372 |
| Horizon High School | Brighton | 1,966 |
| Horizon Middle School | Aurora | 714 |
| Horizon Middle School | Colorado Springs | 773 |
| Horizons Exploratory Academy | Salida | 32 |
| Horizons K-8 School | Boulder | 358 |
| Hotchkiss Elementary School | Hotchkiss | 297 |
| Howbert Elementary School | Colorado Springs | 255 |
| Hudson Elementary School | Hudson | 303 |
| Hulstrom K-8 | Northglenn | 663 |
| Hunters Glen Elementary School | Thornton | 491 |
| Hutchinson Elementary School | Lakewood | 328 |
| Hygiene Elementary School | Longmont | 313 |
| Idalia Elementary School | Idalia | 71 |
| Idalia Junior-Senior High School | Idalia | 79 |
| Ignacio Early Learning Program | Ignacio | 28 |
| Ignacio Elementary School | Ignacio | 279 |
| Ignacio High School | Ignacio | 182 |
| Ignacio Middle School | Ignacio | 144 |
| Independence Academy | Grand Junction | 491 |
| Independence Elementary School | Aurora | 439 |
| Indian Peaks Elementary School | Longmont | 214 |
| Indian Ridge Elementary School | Aurora | 410 |
| Infinity Middle School | Aurora | 1,020 |
| Innovations & Options | Brighton | 235 |
| Innovative Connections High School | Greeley | 40 |
| Inspiration View Elementary School | Colorado Springs | 527 |
| Inspire Elementary | Denver | 645 |
| International Academy of Denver at Harrington | Denver | 152 |
| Iowa Elementary School | Aurora | 502 |
| Irish Elementary School | Fort Collins | 365 |
| Iron Horse Elementary School | Parker | 430 |
| Irving Elementary School | Pueblo | 326 |
| Isabella Bird Community School | Denver | 487 |
| Ivy Stockwell Elementary School | Berthoud | 426 |
| Jack Swigert Middle School | Colorado Springs | 404 |
| Jackson Elementary School | Colorado Springs | 312 |
| Jackson Elementary School | Greeley | 508 |
| Jamaica Child Development Center | Aurora | 106 |
| James Irwin Charter High School | Colorado Springs | 425 |
| James Irwin Charter Middle School | Colorado Springs | 434 |
| James Irwin Elementary School - Astrozon | Colorado Springs | 522 |
| James Irwin Elementary School - Canada Drive | Colorado Springs | 132 |
| James Irwin Elementary School - Howard | Colorado Springs | 213 |
| James Madison Charter Academy School | Colorado Springs | 72 |
| James Madison STEAM Academy | Greeley | 768 |
| Jamestown Elementary School | Jamestown | 17 |
| Janitell Junior High School | Fountain | 658 |
| JeffCo Remote Learning Program | Lakewood | 399 |
| Jeffco Transition Services School | Lakewood | 116 |
| Jeffco Virtual Academy | Golden | 441 |
| Jefferson Academy Coal Creek Canyon | Golden | 59 |
| Jefferson Academy Elementary | Broomfield | 737 |
| Jefferson Academy Secondary | Broomfield | 696 |
| Jefferson County Open Elementary School | Lakewood | 236 |
| Jefferson County Open Secondary | Lakewood | 315 |
| Jefferson Junior/Senior High | Greeley | 614 |
| Jefferson Junior/Senior High School | Edgewater | 601 |
| Jenkins Middle School | Colorado Springs | 791 |
| Jewell Elementary School | Aurora | 493 |
| Joe Shoemaker School | Denver | 543 |
| John E. Flynn A Marzano Academy | Westminster | 354 |
| John F Kennedy High School | Denver | 681 |
| John H. Amesse Elementary | Denver | 358 |
| John W Thimmig Elementary School | Henderson | 531 |
| John Wesley Powell Middle School | Littleton | 509 |
| Johnson Elementary School | Denver | 294 |
| Johnson Elementary School | Fort Collins | 348 |
| Johnson Elementary School | Montrose | 531 |
| Jordahl Elementary School | Fountain | 524 |
| Josephine Hodgkins Leadership Academy | Denver | 597 |
| Julesburg Elementary School | Julesburg | 108 |
| Julesburg High School | Julesburg | 107 |
| Jump Start Learning Center | Las Animas | 27 |
| Juniper Ridge Community School | Grand Junction | 375 |
| Justice High Charter School | Lafayette | 108 |
| KIPP Denver Collegiate High School | Denver | 477 |
| KIPP Northeast Denver Leadership Academy | Denver | 555 |
| KIPP Northeast Denver Middle School | Denver | 464 |
| KIPP Northeast Elementary | Denver | 495 |
| KIPP Sunshine Peak Academy | Denver | 301 |
| KIPP Sunshine Peak Elementary | Denver | 146 |
| Kaiser Elementary School | Denver | 243 |
| Karval Elementary School | Karval | 13 |
| Karval Junior-Senior High School | Karval | 16 |
| Kathryn Senor Elementary School | New Castle | 275 |
| Kearney Middle School | Commerce City | 397 |
| Keller Elementary School | Colorado Springs | 326 |
| Kemp Elementary School | Commerce City | 517 |
| Kemper Elementary School | Cortez | 339 |
| Ken Caryl Middle School | Littleton | 725 |
| Kendallvue Elementary School | Morrison | 370 |
| Kendrick Lakes Elementary School | Lakewood | 443 |
| Kenneth Homyak PK-8 | Dacono | 311 |
| Kenneth P Morris Elementary School | Yuma | 310 |
| Kenton Elementary School | Aurora | 583 |
| Kepner Beacon Middle School | Denver | 467 |
| Kim Elementary School | Kim | 11 |
| Kim Undivided High School | Kim | 14 |
| Kinard Core Knowledge Middle School | Fort Collins | 762 |
| King Elementary School | Colorado Springs | 270 |
| King-Murphy Elementary School | Evergreen | 151 |
| Kiowa Elementary School | Kiowa | 159 |
| Kiowa High School | Kiowa | 67 |
| Kiowa Middle School | Kiowa | 66 |
| Kit Carson Elementary School | Kit Carson | 54 |
| Kit Carson Junior-Senior High School | Kit Carson | 55 |
| Knapp Elementary School | Denver | 351 |
| Knowledge Quest Academy | Milliken | 395 |
| Kohl Elementary School | Broomfield | 273 |
| Kruse Elementary School | Fort Collins | 406 |
| Kunsmiller Creative Arts Academy | Denver | 670 |
| Kwiyagat Community Academy | Tawoac | 61 |
| Kyffin Elementary School | Golden | 503 |
| La Jara Elementary School | La Jara | 195 |
| La Junta Intermediate School | La Junta | 397 |
| La Junta Jr/Sr High School | La Junta | 501 |
| La Junta Primary School | La Junta | 296 |
| La Veta Elementary School | La Veta | 120 |
| La Veta Junior-Senior High School | La Veta | 118 |
| Lafayette Elementary School | Lafayette | 497 |
| Lake City Community School | Lake City | 75 |
| Lake County Elementary School | Leadville | 248 |
| Lake County High School | Leadville | 389 |
| Lake County Intermediate School | Leadville | 259 |
| Lake George Charter School | Lake George | 152 |
| Lake Middle School | Denver | 592 |
| Lake Preschool | Gunnison | 74 |
| Lakewood High School | Lakewood | 1,735 |
| Lamar High School | Lamar | 393 |
| Lamar Middle School | Lamar | 275 |
| Landmark Academy at Reunion | Commerce City | 758 |
| Lansing Elementary Community School | Aurora | 366 |
| Laredo Child Development Center | Aurora | 210 |
| Laredo Elementary School | Aurora | 449 |
| Laredo Middle School | Aurora | 846 |
| Larkspur Elementary School | Larkspur | 161 |
| Las Animas Elementary School | Las Animas | 209 |
| Las Animas High School | Las Animas | 132 |
| Las Animas Junior High School | Las Animas | 64 |
| Lasley Elementary School | Lakewood | 576 |
| Laurel Elementary School | Fort Collins | 412 |
| Laurene Edmondson Elementary School | Loveland | 235 |
| Lawrence Elementary School | Arvada | 412 |
| Leawood Elementary School | Littleton | 321 |
| Legacy Academy | Elizabeth | 428 |
| Legacy Elementary School | Frederick | 430 |
| Legacy High School | Broomfield | 2,052 |
| Legacy Options High School | Denver | 153 |
| Legacy Peak Elementary School | Colorado Springs | 652 |
| Legacy Point Elementary School | Parker | 499 |
| Legend High School | Parker | 2,206 |
| Leman Classical Academy | Parker | 1,390 |
| Lena Archuleta Elementary School | Denver | 515 |
| Leo William Butler Elementary School | Fort Lupton | 355 |
| Leroy Elementary | Northglenn | 435 |
| Lesher Middle School | Fort Collins | 766 |
| Lester R Arnold High School | Commerce City | 184 |
| Lewis-Arriola Elementary School | Cortez | 125 |
| Lewis-Palmer Elementary School | Monument | 409 |
| Lewis-Palmer High School | Monument | 1,144 |
| Lewis-Palmer Middle School | Monument | 731 |
| Liberty Common Charter School | Fort Collins | 1,516 |
| Liberty High School | Colorado Springs | 1,526 |
| Liberty Middle School | Aurora | 868 |
| Liberty Point Elementary School | Pueblo West | 451 |
| Liberty Point International School | Pueblo West | 417 |
| Liberty School | Joes | 76 |
| Liberty Tree Academy | Falcon | 602 |
| Limon Elementary School | Limon | 218 |
| Limon Junior-Senior High School | Limon | 233 |
| Lincoln Charter Academy | Arvada | 824 |
| Lincoln Elementary School | Delta | 371 |
| Lincoln Elementary School | Denver | 310 |
| Lincoln Elementary School | Loveland | 196 |
| Lincoln High School | Fort Morgan | 43 |
| Lincoln Middle School | Fort Collins | 552 |