SF neighborhoods like Richmond, Sunset, etc, really bring down the density. When I think of the Manhattanization of SF, it's really just the 2x4 NE corner. The

SF neighborhoods like Richmond, Sunset, etc, really bring down the density. When I think of the Manhattanization of SF, it's really just the 2x4 NE corner. The density of the Tenderloin is 71k/sq mi.