Masonboro Sound Historic District is a national historic district located near Wilmington, New Hanover County, North Carolina. The district encompasses 22 contributing buildings, 2 contributing sites, 8 contributing structures, and 1 contributing object near Wilmington. The district developed during the 19th and early-20th century and includes notable examples of Italian Renaissance and Colonial Revival style architecture. There are 10 contributing dwellings and 13 contributing outbuildings. Notable dwellings include the Carr-Ormand House (1932), Willard-Sprunt-Woolvin House (1880), Cazaux-Williams-Crow House (Halcyon Hall, 1877, 1880s, 1937), Parsley-Love House (Hickory Hill, 1885, 1912), Live Oaks (1913), Taylor-Bissinger House (1937), the "Doll House" (1924), and Hill-Anderson Cottage (c. 1835).

It was listed on the National Register of Historic Places in 1992.