There are 14 National Historic Landmarks (NHLs) in Delaware. Montchanin, New Castle County, Delaware. For copies of NHL nomination forms, please consult our Search pages. Thirteen of these unique landmarks are located in the state of Delaware. The list is current as of July 2016. This page contains a list of all National Historic Landmarks (updated December 2016). This is a List of National Historic Landmarks in Delaware. See List of National Historic Landmarks in Delaware National Historic Landmarks in the U.S. state of Delaware. List of National Historic Landmarks in Delaware; List of bridges on the National Register of Historic Places in Delaware; References This page was last edited on 28 October 2020, at 13:25 (UTC). This is a List of National Historic Landmarks in Delaware.There are 14 National Historic Landmarks (NHLs) in Delaware. There are 14 National Historic Landmarks (NHLs) in Delaware. Howard HS Wilmington.JPG 3,825 × 2,868; 3.89 MB Kent County, Delaware. Media in category "National Historic Landmarks in Delaware" The following 2 files are in this category, out of 2 total. Howard High School (designated April 5, 2005); New Castle Court House (formerly known as Old Courthouse) (designated November 28, 1972) Lightship LV-118 (designated June 14, 2011) New Castle County Court House New Castle Historic District Stonum. Jacob Broom House. Home > Find > NHLs Listed by State > Delaware National Historic Landmarks in Delaware . This list features all of the National Historic Landmarks in Delaware. #1 of 3 Sights & Landmarks in Delaware City “ We enjoyed our time greatly to include watching a cannon being fired; there are additional “behind the scenes” tours available for a small extra fee. State List Navigation. Less than 2,500 historical places bear this national distinction. This is a List of National Historic Landmarks in Delaware. This is a List of National Historic Landmarks in Delaware. There are 14 National Historic Landmarks (NHLs) in Delaware. Broom, Jacob, House - 12/02/74. Full List. Lombardy Hall. Full list of Delaware NHLs; Recent and Selected Designations. Alabama (38) ... Delaware (14) Aspendale - 04/15/70. National Historic Landmarks.