From the Midwest and east.
New Jersey is the most densely populated.
Boston, Massachusetts
It was and is New York City.
The greater Montreal area is the most populated
The second most populated area in Italy is Milan.
The most densely populated area in Russia is the city of Moscow and most densely populated area in Europe is the city of Paris.
It is the 4th largest US City by population.
The most densely populated area in Brazil is called Sao Paulo.
Santiago area
Yes, Pennsylvania is the sixth most populated state in the US.
What do you mean what area? Is it in the U.S. or all over the world. The most highly populated place in the world is India
The most densely populated area in Africa is in the west otherwise known as west Africa.