| Round Barn, Bruce Township Section 3 | |
| Coordinates: | 42.2919°N -92.2356°W |
| Area: | less than one acre |
| Built: | 1910 |
| Added: | June 30, 1986 |
| Refnum: | 86001415 |
The Round Barn, Bruce Township Section 3 is located in Bruce Township, Benton County, Iowa, United States. It was built in 1910 for use as a cattle barn.[1] The building is a true round barn that measures in diameter.[2] The barn is constructed of clay tile and features a conical roof. The structure does not have a cupola, but there is a silo that rises through the center. There is also a round machine shed on the same property. It has been listed on the National Register of Historic Places since 1986.