Kelly Round Barn
Kelly Round Barn  | |
| Nearest city | Halcottsville, New York | 
|---|---|
| Coordinates | 42°12′1″N 74°35′48″W / 42.20028°N 74.59667°W | 
| Area | 2 acres (0.81 ha) | 
| Built | 1893 | 
| Architect | Whimple, Jason | 
| Architectural style | Round Barn | 
| MPS | Central Plan Dairy Barns of New York TR | 
| NRHP reference No. | 84003857 | 
| Added to NRHP | September 29, 1984 | 
Kelly Round Barn is a historic round barn located near Halcottsville in Delaware County, New York, United States. It was built in 1899 and is a two-story structure with a low conical roof, approximately 90 feet in diameter. It features a central silo.
It was listed on the National Register of Historic Places in 1984.