Earlier quoted context omitted.
The original post from Metrocosm is here: http://metrocosm.com/the-housing-value-of-every-county-in-th... . It provides a link to the source data from the Economist for the county-level data.
Where is the link on that site? I didn't see one, which is why I went digging for it and turned up the link above.
Re: Mapping the U.S. By Property Value Instead of Land Area
#171The metrocosm post links to this page on the Economist: http://www.economist.com/blogs/graphicdetail/2015/04/daily-c..., but unfortunately I am now hitting the paywall and don't have my subscription info handy :-/