THE IRMO LAND BRIEF
Land in the
Southern Outer Piedmont setting.
Irmo town has 6.83 square miles of land in Lexington County, Richland County. Its Census reference point is in Southern Outer Piedmont, within Piedmont.
The Piedmont is a belt of irregular plains and hills between the Appalachians and the coastal plain. A complex mixture of older rocks underlies its pine and hardwood woodland landscapes.
Regional context: Piedmont ↗ · Classification at the Census reference point
One place name. 2 county geographies.
Irmo intersects 2 county geographies: Lexington County, Richland County. A Irmo mailing address alone cannot choose the right record office; use the county and parcel identifier on the tax bill or deed.
Irmo by land and water
The Census records 0 square miles of water within Irmo, or 0% of its total area. It is 6.1 percentage points lower than the 6.1% recorded for South Carolina. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Irmo town has 1.2 times the land area of nearby Lake Murray of Richland CDP (5.55 square miles). These areas describe boundaries, not comparable property prices.

