THE GAINES COUNTY LAND BRIEF
Land in the
Llano Estacado setting.
Gaines County has 1,502.4 square miles of land in Texas. 3 mapped landscape regions meet across Gaines County: Llano Estacado, Arid Llano Estacado, Shinnery Sands.
Broad, comparatively smooth plains distinguish the High Plains from neighboring broken terrain. The natural grassland setting is drier and higher than the Central Great Plains to the east.
Regional context: High Plains ↗ · Regional mapping across the county footprint
Where the landscape changes
Gaines County intersects 3 mapped regional units. The largest mapped shares are:
- Llano Estacado44.8%
- Arid Llano Estacado42.3%
- Shinnery Sands12.9%
Finding your parcel within Gaines County
The atlas lists 4 cities, towns, townships, and Census communities associated with Gaines County, including Seminole, Loop, Denver City. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Gaines County by land and water
The Census records 0.49 square miles of water within Gaines County, or 0% of its total area. That share is close to Gaines County’s 0%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Gaines County has 361.3 times the land area of nearby Seminole city (4.16 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Andrews County, Dawson County, Martin County, Terry County, Yoakum County within Texas. A tract near one of these lines should be matched to the county identifier on its own records.

