Elm Grange

Boyds Corner is an unincorporated community in New Castle County, Delaware, United States. Boyds Corner is located at the intersection of U.S. Route 13 and Delaware Route 896, north of Odessa.

McDonough is a small unincorporated community in New Castle County, Delaware, United States. The community lies north of Odessa and just due south of St. Georges. It is named for Captain Thomas Macdonough.

Comdr. Thomas MacDonough House, also known as The Trap, is a historic home located near Odessa, New Castle County, Delaware. It was built in several sections. The two main sections are two stories and consists of a three bay brick section dated to the mid-18th century and a three bay frame section built between 1820 and 1830. Later-19th century additions to the house include frame one-and 1+1⁄2-story wings to the south gable end wall and southwest rear wall. Also on the property is a contributing farm building complex, including a shed, root cellar, and privy. It was the home of Commander Thomas MacDonough (1783-1825), an early-19th-century American naval officer noted for his roles in the First Barbary War and the War of 1812.It was listed on the National Register of Historic Places in 1978.

Monterey is a historic home located near Odessa, New Castle County, Delaware. It was built about 1850, and is a two-story, five bay brick house with an original ell to the rear and a frame, two-story addition to the extreme rear. It is of full Georgian plan - center hall, double pile and in the Greek Revival style. It has a one-bay entrance portico with a flat-roof and balustraded parapet. Also on the property are a contributing smokehouse, carriage house, ice house, granary, and frame octagonal privy.It was listed on the National Register of Historic Places in 1980.

Misty Vale, also known as the G. W. Karsner House, is a historic home located near Odessa, New Castle County, Delaware. It was built about 1850, and is a 2+1⁄2-story, five-bay frame, cross-gable roof house built in a vernacular Victorian style. It has a frame, three-bay, gable-roofed wing, a hipped-roof, frame addition to the east and an enclosed porch. Also on the property are a square, 1+1⁄2-story, hipped roof, drive-through granary with a cupola on top and two barns.It was listed on the National Register of Historic Places in 1985.

Retirement Farm, also known as the James M. Vandergrift Farm, is a historic home and farm located near Odessa, New Castle County, Delaware. It was built in the late-19th century, and is a 2+1⁄2-story, five-bay frame, gable roofed farmhouse with a two-story rear ell. Also on the property are a small barn (c. 1800), granary (c. 1850), and barn (c. 1900). The small barn is the last known example of its kind surviving in St. Georges Hundred.It was listed on the National Register of Historic Places in 1985.

Belleview is a historic home located near Middletown, New Castle County, Delaware. It was built about 1845, and is a three-story L-shaped five-by-five-bay, brick structure. It has a shallow hipped roof with wide overhanging eaves and bracketed cornice in the Italianate style.It was listed on the National Register of Historic Places in 1985.

S. Higgins Farm, also known as Shady View Farm, is a historic home located near Odessa, New Castle County, Delaware. It was built about 1865, and is a two-story frame house built in the vernacular Victorian style. It sits on a stuccoed brick foundation and has a hipped roof. It has an irregular, four-bay facade features a 2+1⁄2-story tower set off-center to the west with a pyramidal roof.It was listed on the National Register of Historic Places in 1985.

Biddle House, also known as the Vandergrift-Biddle House, is a historic home located near Port Penn and St. Georges, New Castle County, Delaware. The house underwent five distinct periods of growth and in the process has grown from a one-room-plan plank house to an extended rambling two-story structure. The earliest section was built about 1780, with the first modification made in the early-19th century. It was later expanded during the Victorian era with wings.It was listed on the National Register of Historic Places in 1978.

Biddles Corner is a location in St. George's Hundred, New Castle County, Delaware, United States. Biddles Corner is at the intersection of U.S. Route 13 and Port Penn Road just east of the Biddles Corner toll plaza on the Delaware Route 1 toll road south of the Chesapeake and Delaware Canal.

Liston Range Rear Lighthouse is a lighthouse in Delaware, United States, on the Delaware River. The 120 feet (37 m) wrought iron tower was made by the Kellogg Bridge Company of Buffalo, New York. The light was built several miles to the east of its present location in 1876–1877, and was moved in 1906. The light was listed on the National Register of Historic Places in 1978. It is the tallest lighthouse in Delaware.

Mondamon Farm is a historic home and farm complex located near Odessa, New Castle County, Delaware. The original section was built about 1840. It is a 2+1⁄2-story, five-bay frame dwelling with a two-bay, two-story shed roof service ell. Also on the property is a frame granary, barn, and 19th-century earthfast hay barrack.It was listed on the National Register of Historic Places in 1985.