THE COMAL COUNTY LAND BRIEF
Land in the
Balcones Canyonlands setting.
Comal County has 559.5 square miles of land in Texas. 2 mapped landscape regions meet across Comal County: Balcones Canyonlands, Northern Blackland Prairie.
A limestone plateau becomes more dissected toward its southern and eastern margins. Juniper-oak and mesquite-oak landscapes accompany valleys, springs and the region's distinctive underground drainage system.
Regional context: Edwards Plateau ↗ · Regional mapping across the county footprint
Where the landscape changes
Comal County intersects 2 mapped regional units. The largest mapped shares are:
- Balcones Canyonlands87.9%
- Northern Blackland Prairie12.1%
Texas Blackland Prairies in Comal County
Fine-textured clay soils distinguish the Blackland Prairie landscape from surrounding Texas regions. Its historic prairie setting now includes a mixture of agricultural areas and expanding developed corridors.
Read the regional source ↗Finding your parcel within Comal County
The atlas lists 9 cities, towns, townships, and Census communities associated with Comal County, including San Antonio, Canyon Lake, New Braunfels. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Comal County by land and water
The Census records 15.3 square miles of water within Comal County, or 2.7% of its total area. That share is close to Comal County’s 2.7%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Comal County has 3.9 times the land area of nearby Canyon Lake CDP (142.7 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Bexar County, Blanco County, Guadalupe County, Hays County, Kendall County within Texas. A tract near one of these lines should be matched to the county identifier on its own records.

