https://www.forbes.com/pictures/mhj4...troduction-54/

Undervalued Definition:
"....if homes are trading for prices lower than the local economy can sustain, then housing is undervalued. "

This can be read either way. Either Detroit is depressed, for whatever reason, or there's opportunity to be had. IMO, the combination of relatively low housing prices and upward momentum suggests low risk from an investment standpoint.