THE CODINGTON COUNTY LAND BRIEF
Land in the
Prairie Coteau setting.
Codington County has 687.6 square miles of land in South Dakota. 2 mapped landscape regions meet across Codington County: Prairie Coteau, Big Sioux Basin.
Flat to gently rolling glacial terrain supports a prairie transition between taller and shorter grasses. Many temporary and seasonal wetlands occupy depressions left in the glacial landscape.
Regional context: Northern Glaciated Plains ↗ · Regional mapping across the county footprint
Where the landscape changes
Codington County intersects 2 mapped regional units. The largest mapped shares are:
- Prairie Coteau50.5%
- Big Sioux Basin49.5%
Finding your parcel within Codington County
The atlas lists 24 cities, towns, townships, and Census communities associated with Codington County, including Kranzburg, Dexter, Fuller. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Codington County by land and water
The Census records 29.6 square miles of water within Codington County, or 4.1% of its total area. That share is close to Codington County’s 4.1%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Codington County has 33.3 times the land area of nearby Lake township (20.6 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Clark County, Day County, Deuel County, Grant County, Hamlin County within South Dakota. A tract near one of these lines should be matched to the county identifier on its own records.

