THE OSAGE COUNTY LAND BRIEF
Land in the
Northern Cross Timbers setting.
Osage County has 2,246.7 square miles of land in Oklahoma. 5 mapped landscape regions meet across Osage County: Northern Cross Timbers, Flint Hills, Cross Timbers Transition, among others.
The Cross Timbers mark a transition from prairie to more wooded eastern landscapes. Native grassland is interspersed with post oak and blackjack oak, creating a woodland-and-open-country mosaic.
Regional context: Cross Timbers ↗ · Regional mapping across the county footprint
Where the landscape changes
Osage County intersects 5 mapped regional units. The largest mapped shares are:
- Northern Cross Timbers56.5%
- Flint Hills34.5%
- Cross Timbers Transition7.3%
- Osage Cuestas1.4%
- Prairie Tableland0.2%
Flint Hills in Osage County
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.
Read the regional source ↗Central Great Plains in Osage 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 Osage County
The atlas lists 23 cities, towns, townships, and Census communities associated with Osage County, including Tulsa, Bartlesville, Sand Springs. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Osage County by land and water
The Census records 57.3 square miles of water within Osage County, or 2.5% of its total area. That share is close to Osage County’s 2.5%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Osage County has 608.2 times the land area of nearby Pawhuska city (3.69 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Kay County, Noble County, Pawnee County, Tulsa County, Washington County within Oklahoma. A tract near one of these lines should be matched to the county identifier on its own records.

