> Of course, young families with kids migrating out of cities (but often not the broader metro area) is a trend that's been happening pretty much forever. > >

> Of course, young families with kids migrating out of cities (but often not the broader metro area) is a trend that's been happening pretty much forever. > > As you say, the increase in some urban populations relative to a couple decades ago was mostly driven by new college grads, many of whom previously did not live in the city after undergrad, in part, because many of the jobs that weren't in finance were out in the suburbs/exurbs. That trend hasn't been happening "forever". It's only a few decades old, and it's a direct function of the broad changes in housing and social policies that were made between the 1960s-1980s.