THE LAWRENCE COUNTY LAND BRIEF
Land in the
Black Hills Core Highlands setting.
Lawrence County has 800.1 square miles of land in South Dakota. 4 mapped landscape regions meet across Lawrence County: Black Hills Core Highlands, Black Hills Plateau, Black Hills Foothills, among others.
Forested mountain ranges rise above grassy or shrubby intermountain valleys. The Middle Rockies combine alpine high country, partly wooded foothills and valleys supplied by mountain streams.
Regional context: Middle Rockies ↗ · Regional mapping across the county footprint
Where the landscape changes
Lawrence County intersects 4 mapped regional units. The largest mapped shares are:
- Black Hills Core Highlands40.3%
- Black Hills Plateau30.5%
- Black Hills Foothills26.7%
- Semiarid Pierre Shale Plains2.5%
Northwestern Great Plains in Lawrence County
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.
Read the regional source ↗Finding your parcel within Lawrence County
The atlas lists 11 cities, towns, townships, and Census communities associated with Lawrence County, including St. Onge, Spearfish, Deadwood. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Lawrence County by land and water
The Census records 0.26 square miles of water within Lawrence County, or 0% of its total area. That share is close to Lawrence County’s 0%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Lawrence County has 388.8 times the land area of nearby Lead city (2.06 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Butte County, Meade County, Pennington County within South Dakota. A tract near one of these lines should be matched to the county identifier on its own records.

