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District of Columbia National Historic Landmarks

American Federation of Labor Building - 10/16/2022
Completed in 1916, it served as the headquarters of the AFL until 1955, when it merged with the Congress of Industrial Organizations to form the AFL–CIO

American Peace Society - 10/16/2022
Built in 1878 for banker and philanthropist Charles Carroll Glover, it is most notable as the national headquarters of the American Peace Society from 1911 to 1948

Arts and Industries Building, Smithsonian Institution - 7/1973 (2022 photo)
Originally called the National Museum, it is the second oldest of the Smithsonian museums

Ashburton House - 10/16/2022
Also known as St. John's Church Parish House, it was the residence of Lord Ashburton who helped negotiate the end of the Bristish-American Aroostook War

Blair House - 10/16/2022
Called "the world's most exclusive hotel" because it is primarily used as a state guest house to host visiting dignitaries and other guests of the president

Blanche K. Bruce House - 10/16/2022
Built in 1865, it was a home of a slave-born African-American who was the first to serve a full term in the U.S. Senate

Carnegie Endowment for International Peace - 10/16/2022
The 1860 house is known for its association with the Carnegie Endowment, whose headquarters it was from its founding in 1910 until 1948

Carter G. Woodson Home - 10/31/2012
The site preserves the home of the founder of Black History Month, African American historian, author, and journalist

City Hall/D.C. Courthouse - 10/16/2022
Originally built for the offices of the government of DC, the District's courthouse was subsequently used as a Federal courthouse

Cleveland Abbe House - 10/16/2022
Noted for its association with the meteorologist and founder of the National Weather Service, who lived here from 1877 until his death

Congressional Cemetery - 4/13/2015
The only American "cemetery of national memory" founded before the Civil War

Constitution Hall - 10/16/2022
A 1929 concert hall built by the Daughters of the American Revolution to house its annual convention when membership delegations outgrew Memorial Continental Hall

Corcoran Gallery and School of Art - 10/16/2022
An art museum that is now the location of the school of the arts, a part of the George Washington University

Decatur House - 10/16/2022
A Federal Style house designed by Benjamin Henry Latrobe for naval hero Stephen Decatur

Franklin School - 10/16/2022
Built in 1869, it was the flagship of eight modern urban public school buildings constructed in DC, between 1862 and 1875

General Post Office - 10/16/2022
Built in phases between 1839 and 1866, this is a fine example of restrained Neoclassical design, featuring beautiful scaling and fine details

John Philip Sousa Junior High School - 3/20/15
In 1950, eleven black students were denied admission to the all-white school, which was overturned in the landmark 1954 decision in Bolling v. Sharpe

Lafayette Building - 10/16/2022
Also known as Export-Import Bank Building, it was home to the Reconstruction Finance Corporation which oversaw the mobilization of the U.S. economy during World War II

Lafayette Square Historic District - 10/16/2022
Planned by L'Enfant as part of the grounds around the Executive Mansion, it was called "President's Park", now the name of the larger NPS unit

Library of Congress - 7/1973
Its mission: to support the Congress in fulfilling its constitutional duties and to further the progress of knowledge and creativity for the benefit of the American people

Memorial Continental Hall - 10/16/2022
Completed in 1910, it is the national headquarters of the Daughters of the American Revolution (DAR)

National Training School for Women and Girls - 3/20/15
The school was founded in 1909 by Nannie Helen Burroughs to provide vocational training for African-American females

Octagon House - 11/8/2008
Designed in 1798 by the architect of the U.S. Capitol for Colonel John Tayloe

Old Patent Office - 10/16/2022
Built between 1836 and 1867 it served as one of the earliest U.S. Patent Office buildings

Oscar W. Underwood House - 10/16/2022
Nationally significant for its association with military aide Major Archibald Butt, painter Francis Davis Millet, and Alabama politician Oscar Underwood

Pan American Union Headquarters - 10/16/2022
The headquarters for the Organization of American States on the former site of the John Peter Van Ness Mansion

Pension Building - 10/16/2022
Completed in 1887, the Renaissance Revival building housed the United States Pension Bureau and hosted several presidential inaugural balls

Red Cross (American National) Headquarters - 10/16/2022
Built between 1915 and 1917, it serves both as a memorial to women who served in the Civil War and as the headquarters building for the American Red Cross

Renwick Gallery - 10/16/2022
Designed by James Renwick it was originally built to be the city’s first art museum and to house William Wilson Corcoran's collection of art

St. John’s Church - 10/16/2022
The Greek Revival building, designed by Benjamin Latrobe, is often called the "Church of the Presidents"

Sewall-Belmont House - 8/13/1996
Built in 1800 for Robert Sewall, it is now the headquarters of the historic National Woman's Party

Smithsonian Institution Building - 8/1977 (2022 photo)
The Gothic Revival-style Castle was the first Smithsonian building, completed in 1851

State, War, and Navy Building - 10/16/2022
Built between 1871 and 1888 in the French Second Empire style, it was commissioned by President Ulysses S. Grant and so named as it housed these three departments

Supreme Court Building - 7/1973
A large neoclassical Federal building built in the 1930s by architect Cass Gilbert

United Mine Workers of America Building - 10/16/2022
Built in 1912 as the home of the private social University Club, it was from 1936 to 1999 the international headquarters of the United Mine Workers

United States Capitol - 7/1973
The meeting place of the U.S. Congress, completed in stages from 1800 to 1811

U.S. Department of the Treasury - 10/16/2022
The 1836-1869 building is the headquarters of the United States Department of the Treasury

USS Philadelphia (Gundelo) - 10/16/2022
The only remaining American gunboat from the Revolutionary War which sank in a battle on Lake Champlain in 1776

Washington Aqueduct - 5/27/2022
One of the first major aqueduct projects in the U.S. it provides the public water supply system serving Washington, D.C. and parts of its suburbs

White House - 8/1968
The official residence of the President of the United States built between 1792 and 1800 in the Neoclassical style

Woodrow Wilson House - 7/25/1997
The 1915 Georgian Revival house is the last home of the former President