Sites in "Historic Districts": 75
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Mount Pleasant Historic District: Mount Pleasant remains one of the most diverse neighborhoods in the District and serves as a testament to the resilience of culture and community in the face of adversity.
The Mount Pleasant Historic District is a cohesive residential district illustrating the growth and development of one of Washington, DC’s first suburbs. Its significance lies in the visual character…
Mount Vernon Square Historic District
One of two remaining fragments of a formerly contiguous neighborhood around Mount Vernon Square, this residential and commercial enclave derives its origins from scattered growth on what was once the…
Mount Vernon Triangle Historic District: The Mount Vernon Triangle Historic District is a remnant of a unique 19th and early 20th century working class neighborhood.
The Mount Vernon Triangle Historic District consists of a tight-knit group of 25 residential, commercial, and light industrial buildings dating from 1873 to 1946. The area evolved from extremely…
National Arboretum Historic District: The National Arboretum celebrates the diverse plant life of the United States with a 446-acre center for nature research and preservation in the nation’s capital.
Although Congress passed a law authorizing the Secretary of Agriculture to establish a national arboretum in DC in 1927, more than three decades passed before the U.S. National Arboretum was open to…
National Mall Historic District: The National Mall Historic District encompasses some of the most iconic public land and museums in the United States.
The development of the National Mall Historic District reflects two seminal historic plans for the federal city: the plan designed by Pierre Charles L’Enfant in 1791 and the 1901-1902 McMillan (Senate…
National Zoological Park Historic District: Established in 1889, the National Zoo has occupied a picturesque spot in Rock Creek Valley for over a century.
The National Zoological Park was established by an Act of Congress in 1889. By 1900, the Zoo's size had increased significantly due to three successive additions, which were followed by additional…
United States Naval Observatory (USNO) Historic District: The USNO is the only American institution devoted to positional astronomy and timekeeping.
The United States Naval Observatory (USNO) Historic District is encompassed by Observatory Circle and Massachusetts Avenue NW, and corresponds to a period of significance dating from 1887 to 1973. The…
Pennsylvania Avenue National Historic Site: The Pennsylvania Avenue National Historic Site comprises a large portion of the federal and local governmental cores.
Contained within the irregular bounds of the Pennsylvania Avenue National Historic Site is a rich selection of building types and styles, statues, memorials, and parks. Additionally, the area features…
Rock Creek and Potomac Parkway Historic District: This historic landscape is composed of 19th century industrial structures, natural vegetation, and a major transportation artery of the city.
The Rock Creek and Potomac Parkway Historic District’s 180-acres runs along the gorge and rim of the lower Rock Creek Valley (south of the National Zoo), and includes a swath of land along the Potomac…
Rock Creek Park Historic District: This natural reserve tucked inside the District of Columbia is an urban refuge for wildlife and a recreational asset for the city.
Located in the Northwest quadrant of Washington D.C., the 1,754.62-acre property of Rock Creek Park Historic District is roughly bounded by 16th Street on the east, Oregon Avenue and Branch Road on…