THE GILLETTE LAND BRIEF
Land in the
Powder River Basin setting.
Gillette city has 23.3 square miles of land in Campbell County. Its Census reference point is in Powder River Basin, 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
Gillette and Campbell County
Gillette is associated with Campbell 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.
Gillette by land and water
The Census records 0.04 square miles of water within Gillette, or 0.2% of its total area. That share is close to Campbell County’s 0.1%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Gillette city has 56.1 times the land area of nearby Sleepy Hollow CDP (0.42 square miles). These areas describe boundaries, not comparable property prices.

