The John R. Hays House is located on Maple Street in Walden New York. Hayes a prominent local businessman of the late 19th century and officer in the 124th New York Volunteer Infantry Regiment during the Civil War built it in a Second Empire style.It has been largely unaltered since its original construction. In 2002 it was listed on the National Register of Historic Places (NRHP). Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
A:
Building