Sorted by population.
| County | Population | Median HHI |
|---|---|---|
| Minnehaha County SD |
143,678 | $78,632 |
| Lincoln County SD |
113,291 | $87,261 |
| Meade County SD |
110,550 | $70,168 |
| Brown County SD |
41,651 | $72,346 |
| Brookings County SD |
37,142 | $69,597 |
| Codington County SD |
29,024 | $65,851 |
| Clay County SD |
21,802 | $63,583 |
| Butte County SD |
21,604 | $65,735 |
| Lake County SD |
21,577 | $85,277 |
| Yankton County SD |
21,385 | $73,391 |
| Beadle County SD |
21,105 | $63,431 |
| Custer County SD |
20,890 | $81,457 |
In alphabetical order; geographic adjacency layer planned for v1.1.
Every value drawn from the same federal-source warehouse that powers individual place profiles. See data sources for the full dictionary, methodology for metric definitions.