This is a map of per capita Millionaires from the Washington post blog. This is really showing suburbs of DC and NY having a large effect on smaller states, Connecticut and MD. This is a classic case of the Modifiable Area Unit problem. If San Francesco had a state north of the Bay it would like like New Jersey, but it is in a large state, so it effect is diminished on this map. The Easter Cost states and counties have been and continue to be rich and one can look at this map for counties with high average incomes to see the “probable” underlying pattern to this state map. Hawaii has very high property values that is affecting it’s statues. No idea about Alaska.