What’s Pentagon’s size?

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The Pentagon is 1,414 feet wide, covering 29 acres of land with 17.5 miles of corridors. It was built in 16 months by the Army Engineers.

While the Pentagon is only 77 feet (about 23.5 meters) tall, it is 1,414 feet (about 431 meters) wide. Its width is less than the height of the Empire State Building (the tallest building in the world from 1931 to 1972) by only 39 feet (about 12 meters). The building itself covers 29 acres (about 117,360 square meters) including a 5-acre (about 20,235 square meters) courtyard in the center. It sits on 583 acres (about 2.4 million square meters) of land, which includes 200 acres of lawn (about 809,370 square meters) and 67 acres (about 271,140 square meters) of parking.

More Pentagon Facts:

The Army Engineers built the Pentagon in just 16 months, from September 11, 1941 to January 15, 1943.
The Pentagon’s 17.5 miles (about 28 kilometers) of corridors were designed to be efficient so that people can walk between any two points within seven minutes.
About 33,000 people worked at the Pentagon during WWII. In 2012, the Pentagon reported that it had approximately 23,000 employees.




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