That's comparing it to the US average. To compare it to other cities, Manhattan is 17.1% and that's considered a "baby boom" (source: NYT article from a few yea

That's comparing it to the US average. To compare it to other cities, Manhattan is 17.1% and that's considered a "baby boom" (source: NYT article from a few years ago). Anecdotally I see a lot more young families popping up in my neighborhood (Nopa / lower haight) over the past few years. Though i'm not sure if everyone can stay if the market stays this way when they need more space.