| население | |
| Hermosa | 392 |
| Hermosa Branch Library |
| население | |
| Hermosa Volunteer Fire Department |
 | Rapid City Regional Airport | ~ 25.32 км |
| Ellsworth Air Force Base | ~ 34.69 км |
| Black Hills Airport-Clyde Ice Field | ~ 85.38 км |
| Mondell Field | ~ 90.02 км |
| Pine Ridge Airport | ~ 106.61 км |
| Chadron Municipal Airport | ~ 111.71 км |
| Philip Airport | ~ 129.71 км |
| Gordon Municipal Airport | ~ 141.39 км |
| Lusk Municipal Airport | ~ 155.56 км |
