North Dakota leads the nation in personal income growth. No other state even comes close.
Check it out:

From 2008 to 2012, North Dakotans’ per-capita income jumped 31 percent, according to the U.S. Bureau of Economic Analysis.

South Dakota came in a distant second, registering a 10 percent gain.

North Dakota’s 2012 per-capita personal income was $57,367, the highest for any state and just behind Washington, D.C.