There was an interesting study recently showing that population density in LA is still greatest along the long-vanished streetcar lines. It's also worth noting

There was an interesting study recently showing that population density in LA is still greatest along the long-vanished streetcar lines. It's also worth noting the streetcar lines were built specifically to serve land development goals, so they drove the development in the first place, not the other way around. In a way, streetcars caused the sprawl of Los Angeles. http://www.zocalopublicsquare.org/2014/09/23/long-dead-streetcars-still-shape-l-a-neighborhoods/chronicles/who-we-were/ http://www.zocalopublicsquare.org/2014/09/23/long-dead-stree...