| Name |
County |
| Saint Clare of Assisi School |
Eagle County |
| Saint Columba School |
La Plata County |
| Saint Elizabeths School |
Denver County |
| Saint James Catholic School |
Denver County |
| Saint John Neumann Catholic School |
Pueblo County |
| Saint John the Baptist Catholic School |
Boulder County |
| Saint John the Evangelist Catholic School |
Larimer County |
| Saint Johns School |
Denver County |
| Saint Joseph Catholic School |
Larimer County |
| Saint Katherine Drexel Catholic School |
Douglas County |
| Saint Louis Catholic School |
Boulder County |
| Saint Mary Catholic School Littleton |
Arapahoe County |
| Saint Mary's Academy |
Arapahoe County |
| Saint Mary's Catholic School |
Weld County |
| Saint Paul Catholic School |
El Paso County |
| Saint Peter Catholic School |
El Paso County |
| Saint Peter's Lutheran School |
Rio Grande County |
| Saint Pius X Catholic School |
Arapahoe County |
| Saint Rose of Lima Catholic Academy |
Denver County |
| Saint Stephen Catholic School |
Garfield County |
| Saint Therese Catholic School |
Pueblo County |
| Saint Therese Catholic School |
Arapahoe County |
| Saint Thomas More Catholic School |
Arapahoe County |
| Saint Vincent de Paul Catholic School |
Denver County |
| Saint Vrain Community Montessori School |
Boulder County |
| Saints Peter and Paul Catholic STEM School |
Jefferson County |
| Sanford Junior / Senior High School |
Conejos County |
| Sangre de Cristo Schools |
Alamosa County |
| Sargent Junior - Senior High School |
Rio Grande County |
| Shepherd of the Valley Lutheran School |
Jefferson County |
| Sherman Early Childhood Center |
Morgan County |
| Shining Mountain Waldorf School |
Boulder County |
| Shrine of Saint Anne School |
Jefferson County |
| Sierra Grande School |
Costilla County |
| Silverton School |
San Juan County |
| Skyview Academy |
Douglas County |
| Slavens School |
Denver County |
| Snowy Peaks Junior and Senior High School |
Summit County |
| Soaring Heights PK - 8 School |
Weld County |
| Sobesky Academy |
Jefferson County |
| South Conejos Schools |
Conejos County |
| South Park Middle / High School |
Park County |
| Southeast Christian School |
Douglas County |
| Southwest Open School |
Montezuma County |
| Spring Creek Adventist School |
Montrose County |
| Spring Creek Youth Services Center School |
El Paso County |
| Springfield Junior Senior High School |
Baca County |
| Springs Adventist Academy School |
El Paso County |
| Springs Studio for Academic Excellence |
El Paso County |
| Stanley British Primary School |
Denver County |
| Stargate School |
Adams County |
| Steamboat Mountain School |
Routt County |
| STEM Lab K - 8 School |
Adams County |
| STEM Launch K - 8 School |
Adams County |
| STEM School Highlands Ranch |
Douglas County |
| Stove Prairie School |
Larimer County |
| Stratton Middle High School |
Kit Carson County |
| Summit Academy |
Denver County |
| Swallows Charter Academy |
Pueblo County |
| Swink School District |
Otero County |
| Telluride Middle / High School |
San Miguel County |
| Telluride Mountain School |
San Miguel County |
| Temple Grandin School |
Boulder County |
| Tennyson Knolls Preparatory School |
Adams County |
| Tesla Educational Opportunity School |
El Paso County |
| The Academy |
Adams County |
| The Agate School |
Elbert County |
| The Colorado Springs School |
El Paso County |
| The Denver Waldorf School |
Denver County |
| The Liberty School |
La Plata County |
| The Logan School |
Denver County |
| The McClelland School |
Pueblo County |
| The Montessori Children's House of Denver Central Park |
Denver County |
| The Peak School |
Summit County |
| The Pinnacle Charter School |
Adams County |
