THE RILEY COUNTY LAND BRIEF
Land in the
Flint Hills setting.
Riley County has 609.7 square miles of land in Kansas. 2 mapped landscape regions meet across Riley County: Flint Hills, Smoky Hills.
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
Riley County intersects 2 mapped regional units. The largest mapped shares are:
- Flint Hills95%
- Smoky Hills5%
Central Great Plains in Riley County
These plains are lower and somewhat more irregular than the High Plains to the west. Their grassland setting includes rolling terrain and a transition toward greater rainfall in the east.
Read the regional source ↗Finding your parcel within Riley County
The atlas lists 23 cities, towns, townships, and Census communities associated with Riley County, including Madison, Zeandale, Swede Creek. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Riley County by land and water
The Census records 12.4 square miles of water within Riley County, or 2% of its total area. That share is close to Riley County’s 2%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Riley County has 21 times the land area of nearby Wildcat township (29 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Clay County, Geary County, Marshall County, Pottawatomie County, Wabaunsee County, Washington County within Kansas. A tract near one of these lines should be matched to the county identifier on its own records.

