William E. Dodge House, also known as Greyston Conference Center, is a historic home located in the Hudson Hill section of Riverdale in the Bronx in New York City. It was built in 1863 and designed by architect James Renwick Jr. It is a 2+1⁄2-story masonry structure in the Gothic Revival style. It was built for copper tycoon William E. Dodge Jr. (1832–1903) as a summer residence and expanded in 1892 as a year-round suburban home. It was formally dedicated on May 27, 1963, as the Greyston Conference Center, of Teachers College, Columbia University.[2]