- Location: St. Francois County, Missouri
- Legal status: Fourth-class city
- Population: 693 (Change since 1990: +9.7%)
- Founded: 1983
- Name origin: Iron Mountain
- Located off Route W south of Bismarck and east
of Iron Mountain
- Latitude: 37°41'20" N (+37.6888)
- Longitude: 90°37'23" W (-90.6232)
- Civil township: Iron
- Land area: 2.0 square miles
- Water area: 0.11 square miles (73.6 acres)
As the crow flies, Iron Mountain Lake is...
Name origin
Named for Iron Mountain
| Year | Population | Percent change |
|---|
| 1990 | 632 | -- |
| 2000 | 693 | +9.7% |