Dailey is a census-designated place in Randolph County, West Virginia, United States. Dailey is located on U.S. routes 219 and 250, 3 miles south-southwest of Beverly. Dailey has a post office with ZIP code 26259. As of the 2010 census, its population was 114. Located near Dailey is the Tygart Valley Homesteads Historic District, listed on the National Register of Historic Places in 2004.