There are 3 Departments of Defense in District of Columbia, serving a population of 672,391 people in an area of 62 square miles. There is 1 Department of Defense per 224,130 people, and 1 Department of Defense per 20 square miles.
The state of District of Columbia is ranked 1st in Departments of Defense per capita, and 1st in Departments of Defense per square mile.
Find District of Columbia Department of Defense offices.
US Department of Defense - Pentagon 1000 Defense Pentagon Washington, DC
US Department of Defense - Public Affairs 1400 Defense Pentagon Washington, DC
US Department of Defense - Secretary of Defense 4000 Defense Boulevard Washington, DC