THE REX LAND BRIEF
Land in the
Subhumid Pierre Shale Plains setting.
Rex township has 35.8 square miles of land in Lyman County. Its Census reference point is in Subhumid Pierre Shale Plains, within Northwestern Great Plains.
Rolling semiarid plains are punctuated by buttes, badlands and river breaks. Much of the regional terrain developed on sandstone, siltstone and shale without the leveling influence of continental glaciers.
Regional context: Northwestern Great Plains ↗ · Classification at the Census reference point
Rex and Lyman County
Rex is associated with Lyman County in the Census boundary data. Start with the parcel’s tax bill to match the property to that jurisdiction, then confirm which government handles its land use.
Rex by land and water
The Census records 0.07 square miles of water within Rex, or 0.2% of its total area. It is 3.6 percentage points lower than the 3.8% recorded for Lyman County. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Rex township has 33 times the land area of nearby Reliance town (1.09 square miles). These areas describe boundaries, not comparable property prices.

