Knights of Pythias Building and Theatre

The Knights of Pythias Building and Theatre, also known as K. of P. Building, is a historic building located at Greensburg, Decatur County, Indiana. It was built in 1899 by the Knights of Pythias, and is a three-story brick building that includes Early Commercial and Italianate style design elements. A four-story theater was added to the original building in 1908. The theater closed in 1958.

It was added to the National Register of Historic Places in 1978.