| Smiley Mountain | |
| Map: | USA Idaho |
| Elevation Ft: | 11427 |
| Prominence Ft: | 2668 |
| Prominence Ref: | [1] |
| Isolation Mi: | 11.28 |
| Range: | Pioneer Mountains |
| Coordinates: | 43.6997°N -113.8106°W |
| Topo: | USGS Smiley Mountain |
Smiley Mountain is a 11427feet peak in Custer County, Idaho, USA, and one of the higher points in the Pioneer Mountains.[1] It is located in the Salmon-Challis National Forest about 15miles west of Lost River.