Hiram Congdon House is a historic home located at Putnam in Washington County, New York. It was built about 1848 and is a 1+1⁄2-story, five-by-two-bay, side-gabled frame building with a 1-story ell. The main block is a 32-by-24-foot (9.8 by 7.3 m) heavy timber-frame structure set on a rubble stone foundation. It was listed on the National Register of Historic Places in 1997.