J. B. Allen House is a historic residence in Chestnut Grove, Kentucky, United States, that is listed on the National Register of Historic Places.
The house is a two-story brick T-plan that was built in the 1870s. It was built with brick in running bond on its principal (southeast) facade, and has segmental arched brick hood molds over its 2/2 sash windows. It had a cornice, but that was removed. It has a "handsome" one-story wood porch with paired columns and jig-sawn trim. It has a hipped roof. The house has a one-and-a-half-story ell and a shed-roofed porch in the angle of the ell. It has a separate underground cellar.
It was listed on the National Register of Historic Places December 27, 1988.