| Clark Round Barn | |
| Location: | County Road T7H, Tyrone, Iowa |
| Coordinates: | 40.9794°N -92.8806°W |
| Area: | less than one acre |
| Built: | 1908 |
| Added: | June 30, 1986 |
| Refnum: | 86001465 |
The Clark Round Barn was an historic building located near Tyrone in rural Monroe County, Iowa, United States. It was built in 1908 for Charles Henry Clark, Sr. The building was a true round barn that measured 48feet in diameter.[1] It featured a conical roof, four-sided cupola and a central silo that was 14feet in diameter and 30feet high. The siding was pine and the original cedar singles had been replaced in the 1960s. The barn was listed on the National Register of Historic Places since 1986. It was torn down in 1999.[2]