I'm not sure I follow your middle point. Per capita, density does not necessarily equal worse crime rates. E.g. NYC (Dense - http://www.city-data.com/city/New-

I'm not sure I follow your middle point. Per capita, density does not necessarily equal worse crime rates. E.g. NYC (Dense - http://www.city-data.com/city/New-York-New-York.html http://www.city-data.com/city/New-York-New-York.html) vs. Houston (Sprawl - http://www.city-data.com/crime/crime-Houston-Texas.html http://www.city-data.com/crime/crime-Houston-Texas.html)