Dayton Mercantile

Dayton Mercantile, is a historic building situated at 408 Main St. in Dayton in Sheridan County, Wyoming. It was added to the National Register of Historic Places in 2016.

It is a two-story wood-frame building built as a commercial general store in 1882 by Henry Baker, and enlarged to the rear in 1901 by Henry Croghan. Croghan opened a ballroom on the second floor called Croghan's Hall.