Elka Park Historic District is a national historic district located at Hunter in Greene County, New York. The district contains 31 contributing buildings, one contributing site, and one contributing structure. It is composed of a planned community of 20 seasonal houses founded and developed as small, late 19th century, summer residential enclave by wealthy German Americans. It includes 19 summer cottages, an observation tower, and a former community carriage house converted to residential use. It was listed on the National Register of Historic Places in 1993.