Basically all of Java is as dense as a mid-sized American city. Java (2903 / mi^2), Atlanta (3547 / mi^2). Here, Java's population density includes its 12000-fo

Basically all of Java is as dense as a mid-sized American city. Java (2903 / mi^2), Atlanta (3547 / mi^2). Here, Java's population density includes its 12000-foot peaks. Or, to give an alternate picture, it's a third of the size of California, with four times as many people.