How Much Density Is Enough?

Portland New Urbanist Joe Cortright has rarely seen a high-density development he didn’t like. Like Marxist economists who always begin their papers by referring to quotations from Karl Marx, Cortright takes his cues from Jane Jacobs.

Most recently, he argues that the reason why most Millennials, along with most people of almost all other categories, live in suburbs is that they are forced to do so by evil zoning rules that prohibit that densities that people actually prefer. Or, as he put it, there is a “pent-up demand for more urban neighborhoods that can’t be satisfied because of zoning.”

He bases his claim on a survey of people in Atlanta and Boston asking whether they would prefer to live in a walkable neighborhood or an auto-oriented neighborhood. More people in Atlanta preferred auto-oriented neighborhoods, and 90 to 95 percent of the auto-oriented people in both cities actually lived in auto-oriented neighborhoods. However, in Atlanta, just 48 percent of people who said they preferred walkable neighborhoods were able to live in such neighborhoods, compared with 83 percent in Boston. Cortright attributes the shortfall in walkable neighborhoods to zoning. Continue reading