File:The_Pentagon,_Headquarters_of_the_US_Department_of_Defense_(cropped2).jpg · Wikimedia Commons · See Wikimedia Commons
Pentagon
Also known as Headquarters of the United States Department of Defense, Pentagon Office Building Complex, Headquarters of the United States Department of War (2025–present), Headquarters of the United States Department of Defense (1947–2025)
AI overview
The Pentagon is the headquarters of the United States Department of Defense, named after the distinctive five-sided shape of the building itself. It matters because it serves as the central command center for the U.S. military and the primary workplace for the Secretary of Defense and top military leadership.
AI-generated from the Wikipedia summary — may contain errors.
Wikidata facts
- Official website
- pentagontours.osd.mil/Tours
- Image
- The Pentagon, Headquarters of the US Department of Defense (cropped).jpg
- Height
- 21.6
Show 11 more facts
- Commons gallery
- Pentagon (building)
- street address
- 1400 Defense Pentagon
- date of official opening
- 1943-01-15
- floors above ground
- 5
- Commons category
- The Pentagon
- postal code
- 20301
- capital cost
- 83000000
- inception
Gallery (12)
On the map
Connections
Categories
1943 establishments in VirginiaAmerican Airlines Flight 77Buildings and structures in Arlington County, VirginiaGovernment buildings completed in 1943Government buildings on the National Register of Historic Places in VirginiaJoint military headquartersMilitary headquarters in the United StatesMilitary installations in VirginiaNational Historic Landmarks in VirginiaNational Register of Historic Places in Arlington County, Virginia