THE FRANKLIN COUNTY LAND BRIEF
Land in the
Loamy High Lime Till Plains setting.
Franklin County has 532.4 square miles of land in Ohio. 3 mapped landscape regions meet across Franklin County: Loamy High Lime Till Plains, Darby Plains, Clayey High Lime Till Plains.
Rolling glacial till plains are interrupted by end moraines and areas of older, more dissected deposits. The historical landscape had more tree cover than the Central Corn Belt to the west.
Regional context: Eastern Corn Belt Plains ↗ · Regional mapping across the county footprint
Where the landscape changes
Franklin County intersects 3 mapped regional units. The largest mapped shares are:
- Loamy High Lime Till Plains92.4%
- Darby Plains5.8%
- Clayey High Lime Till Plains1.8%
Finding your parcel within Franklin County
The atlas lists 49 cities, towns, townships, and Census communities associated with Franklin County, including Columbus, Pleasant, Madison. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Franklin County by land and water
The Census records 11.2 square miles of water within Franklin County, or 2.1% of its total area. That share is close to Franklin County’s 2.1%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Franklin County has 2.4 times the land area of nearby Columbus city (221.9 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Delaware County, Fairfield County, Licking County, Madison County, Pickaway County, Union County within Ohio. A tract near one of these lines should be matched to the county identifier on its own records.

