It's not only that, it is also zoning laws that mandate massive front lawns, wide roads etc etc. Compare newer suburbs to an old one like Riverdale. Riverdale i

It's not only that, it is also zoning laws that mandate massive front lawns, wide roads etc etc. Compare newer suburbs to an old one like Riverdale. Riverdale is at least 3-4 times more dense and it is mostly single family houses.