Location | Population size | Population density (Persons per square mile) |
---|---|---|
Washington, DC | 646,450 | 9,856 |
Fairfax County, VA | 1,131,000 | 2,7667 |
Arlington County, VA | 225,000 | 7,994 |
Loudon County, VA | 350,000 | 606 |
Montgomery County, MD | 1,017,000 | 1,978 |
Prince George’s County, MD | 890,100 | 1,789 |
Frederick County, MD | 241,400 | 354 |