| Project Name | Status | County | Project type | Primary Threat | |
|---|---|---|---|---|---|
 |
San Rafael Church | Saved | Conejos | Colorado's Most Endangered | Demolition by Neglect |
|
|
Sandy Creek Bridge | Progress | Phillips | ||
|
|
Sangre de Cristo Heritage Center, San Luis | Active Project | Castilla | CPI Rural Revitalization Grant Project | |
|
|
Santa Fe Trail & SE Heritage Region | Alert | Baca, Bent, Las Animas, Otero | Colorado's Most Endangered | Development |
|
|
Satank Bridge | Saved | Garfield | Colorado's Most Endangered | Natural Elements |
|
|
Shenandoah Dives Mill | Active Project | San Juan | CPI Easement | |
|
|
Shield Rock Art Site | Saved | Rio Blanco | Colorado's Most Endangered | Vandalism |
|
|
Silver Dollar Saloon | Progress | Teller | Colorado's Most Endangered | Demolition by Neglect |
|
|
Sixteenth Street Mall | Lost | Denver | Colorado's Most Endangered | Demolition |
 |
Skyline Park | Complete | Denver | HALS Documentation | |
|
|
Slayton Ranch – Briggsdale Work Center | Complete | Weld | Construction Documents, Exterior Rehabilitation, Historic Structure Assessment, Interior Rehabilitation, Preservation | |
|
|
Snowstorm Gold Dredge | Progress | Park | Colorado's Most Endangered | Demolition |
|
|
Soldiers & Sailors Home | Progress | Rio Grande | Colorado's Most Endangered | Demolition by Neglect |
|
|
South High School | ||||
|
|
South Platte Hotel | Alert | Jefferson | Colorado's Most Endangered | Demolition by Neglect |
|
|
Southern Ute Boarding School Campus | Alert | La Plata | Colorado's Most Endangered | Demolition |
|
|
Spring Creek Bridge | Progress | Kit Carson | ||
|
|
St. James the Less | Alert | Costilla | Demolition by Neglect | |
|
|
State Bank, San Luis | Active Project | Castilla | CPI Rural Revitalization Grant Project | |
|
|
Sterling Viaduct | Progress | Logan |
