Fascinating.
Income Inequality as Seen from Space
I’d love to post some photos here about some of the areas in Charlottesville that might match this hypothesis, but won’t so as not to potentially violate fair housing laws.
That said, I’d be curious to know what you might find.
If you’re looking, use Bing Maps rather than Google Maps; Bing is much, much better.
Update 18 July 2012: Mashable has a long story on tree density’s relation to income.