Grand Army of the Republic Hall (Halsey Valley, New York)

The Grand Army of the Republic Hall, also known as John M. Hagadorn Post No. 505, Grand Army of the Republic and the Schuyler F. Smith Camp No. 193, Sons of Union Veterans of the Civil War, and Halsey Valley Grand Army of the Republic Meeting Hall, is an historic building located on Hamilton Valley Road in Halsey Valley near Spencer, New York, in the United States. The hall was built in 1894 and on January 23, 2003, it was added to the U.S. National Register of Historic Places.

Original use
The hall was the meeting place of the John M. Hagadorn Post No. 505, which was one of 670 GAR posts in New York. It was also used as the meeting place of the Schuyler F. Smith Camp No. 193, SUVCW.

Current use
In September 1998, the Schuyler F. Smith Camp No. 193, SUVCW, was reactivated. It now meets in the hall on the first Sunday afternoon of each month.