THE LYON COUNTY LAND BRIEF
Land in the
Flint Hills setting.
Lyon County has 847.5 square miles of land in Kansas. 2 mapped landscape regions meet across Lyon County: Flint Hills, Osage Cuestas.
Rolling limestone and shale hills are divided by narrow valleys. The Flint Hills preserve extensive tallgrass-prairie landscapes, with rocky uplands contrasting with the smoother cropland regions nearby.
Regional context: Flint Hills ↗ · Regional mapping across the county footprint
Where the landscape changes
Lyon County intersects 2 mapped regional units. The largest mapped shares are:
- Flint Hills64.5%
- Osage Cuestas35.5%
Central Irregular Plains in Lyon County
Irregular plains form a transition between northern agricultural country and more wooded uplands to the south and east. Grassland and forest historically mixed, with wider woodland belts beside streams.
Read the regional source ↗Finding your parcel within Lyon County
The atlas lists 20 cities, towns, townships, and Census communities associated with Lyon County, including Center, Agnes City, Elmendaro. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Lyon County by land and water
The Census records 7.94 square miles of water within Lyon County, or 0.9% of its total area. That share is close to Lyon County’s 0.9%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Lyon County has 12 times the land area of nearby Fremont township (70.7 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Chase County, Coffey County, Greenwood County, Morris County, Osage County, Wabaunsee County within Kansas. A tract near one of these lines should be matched to the county identifier on its own records.

