THE IRON COUNTY LAND BRIEF
Land in the
St. Francois Knobs and Basins setting.
Iron County has 550.3 square miles of land in Missouri. 3 mapped landscape regions meet across Iron County: St. Francois Knobs and Basins, Current River Hills, Meramec River Hills.
Wooded uplands over limestone, dolomite and sandstone characterize the Ozarks. Springs, caves and spring-fed streams are widespread regional features within a landscape of uneven plateaus and valleys.
Regional context: Ozark Highlands ↗ · Regional mapping across the county footprint
Where the landscape changes
Iron County intersects 3 mapped regional units. The largest mapped shares are:
- St. Francois Knobs and Basins73.4%
- Current River Hills15.2%
- Meramec River Hills11.4%
Finding your parcel within Iron County
The atlas lists 6 cities, towns, townships, and Census communities associated with Iron County, including Viburnum, Ironton, Pilot Knob. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Iron County by land and water
The Census records 1.8 square miles of water within Iron County, or 0.3% of its total area. That share is close to Iron County’s 0.3%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Iron County has 616.2 times the land area of nearby Pilot Knob city (0.89 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Crawford County, Dent County, Madison County, Reynolds County, St. Francois County, Washington County, Wayne County within Missouri. A tract near one of these lines should be matched to the county identifier on its own records.

