| Citadel Mountain | |
| Elevation Ft: | 9035 |
| Elevation Ref: | [1] |
| Prominence Ft: | 2150 |
| Range: | Lewis Range |
| Parent Peak: | Little Chief Mountain |
| Location: | Glacier County, Montana, U.S. |
| Map: | Montana#USA |
| Relief: | 1 |
| Coordinates: | 48.6322°N -113.6551°W |
| Coordinates Ref: | [2] |
| Topo: | USGS Logan Pass |
| First Ascent: | 1939 by Dyson, Iverson and Lindsey |
| Easiest Route: | Strenuous hike, [3] |
Citadel Mountain (9035disp=or0disp=or) is located in the Lewis Range, Glacier National Park in the U.S. state of Montana.[4] The mountain is located at the western edge of Saint Mary Lake and is easily seen from the Going-to-the-Sun Road.