Pan American Union
Headquarters for the Organization of American States in Washington, D.C.. Built 1910 by Albert Kelsey. Added to the National Register in 1969, and a National Historic Landmark.




What it is
The Pan American Union Building is the headquarters for the Organization of American States. It is located at 17th Street Northwest, between C Street and Constitution Avenue, in Northwest, Washington, D.C.
Text from Wikipedia, CC BY-SA 4.0.
The record
| Property type | Building |
| Address | 17th St. between C St. and Constitution Ave., NW., Washington, DC |
| County | District of Columbia County |
| Listed | Jun 4, 1969 |
| Reference number | 69000298 |
| Built | 1910 |
| Architect | Albert Kelsey, Paul Philippe Cret |
| Type of place | office building |
| Designations | National Historic Landmark |
| Contributing resources | 2 buildings, 1 structures |
The nomination form, the document that argues why this place matters, is in the National Archives: Read the nomination ↗
Visiting
| Address | 17th St. between C St. and Constitution Ave., NW., Washington, DC |
| Coordinates | 38.89280, -77.04055 · Directions ↗ |
| Nearest national park unit | Constitution Gardens · 0 mi · on Park Atlas |
| Federal campgrounds nearby | Fort Dupont Park Picnic Areas 4 mi · Rock Creek Park Group Picnic Areas (Dc) 5 mi · Greenbelt Park Ranger Station 10 mi |
Explore
Map
Nearby in District of Columbia County


Reference
Sources
Location, dates, type and contributing counts come from the National Park Service's National Register spatial data. Construction date, architect, style, photograph and encyclopedia link come from Wikidata and Wikimedia Commons, matched on reference number 69000298. Nothing here is transcribed by hand. The description under "What it is" is the opening of the Wikipedia article, CC BY-SA.