Sullivan County Pennsylvania (Historic Districts) has 2 places on the National Register of Historic Places including 1 place of National significance and 1 place of Statewide significance. Significant places include Worlds End State Park Family Cabin District and Eagles Mere Historic District.
Some of the country's most noteable architects helped create the Sullivan County places including CCC Camp S-95. Prominent architectural styles found in Sullivan Country are Bungalow/Craftsman, Prairie School and Queen Anne.