| Nearest city | Unityville, South Dakota |
|---|---|
| Coordinates | 43°48′14″N 97°27′4″W |
| Locmapin | South Dakota#USA |
| Built | 1921 |
| Builder | Johnston Brothers |
| Architecture | Round barn |
| Added | June 6, 2001 |
| Area | less than one acre |
| Refnum | 01000637[1] |
The Stark Round Barn near Unityville, South Dakota, United States, is a round barn that was built in 1921. It was listed on the National Register of Historic Places in 2001.[1][2]