"Per capita income rose in cities from $25,170 in 2010 to $29,490 in 2015, a gain of 17.2 percent, and from $28,919 to $32,715 in the suburbs, a gain of 13.1 percent."
https://www.governing.com/columns/urban-notebook/gov-cities-suburbs-income.html
In looking for this I found some interesting...