  Approximate location within Kentucky today | |
| Location | South Portsmouth, Kentucky, Greenup County, Kentucky,  USA |
|---|---|
| Region | Greenup County, Kentucky |
| Coordinates | 38°43′25.39″N 83°1′8.72″W / 38.7237194°N 83.0190889°W |
| History | |
| Founded | 1100 CE |
| Abandoned | 1200 CE |
| Periods | Croghan Phase |
| Cultures | Fort Ancient culture |
The Thompson site is a Fort Ancient culture archaeological site located near South Portsmouth in Greenup County, Kentucky, next to the Ohio River across from the mouth of the Scioto River. It was occupied during the Croghan Phase (1100 to 1200 CE) of the local chronology and was a contemporary of Baum Phase sites in the Scioto River valley.[1]
