PhiladelphiaUnited States |
RichmondUnited States |
1 526 006
(2010) |
1 526 006
(2010)
208 833
(2012) |
208 833
(2012) |
367 km2
|
367 km2
162 km2
|
162 km2
|
4 158.05
/km2 |
4 158.05/km2
1 289.09/km2
|
1 289.09
/km2 |