| Ben Colter Polygonal Barn | |
| Location: | Eastern side of State Road 101, 0.6 miles south of its junction with Piqua Rd. and north of Pleasant Mills, St. Marys Township, Adams County, Indiana |
| Coordinates: | 40.7981°N -84.8408°W |
| Built: | c. |
| Builder: | Colter, Ben |
| Architecture: | Six-sided barn |
| Added: | April 2, 1993 |
| Area: | less than one acre |
| Refnum: | 93000194 |
Ben Colter Polygonal Barn, also known as the Reinhart Barn, is a historic hexagonal barn located at St. Marys Township, Adams County, Indiana. It was built about 1907, and is a six-sided, two-story, frame barn with a cone roof and cupola. Attached to the barn is a drive-through shed.[1]
It was listed on the National Register of Historic Places in 1993.