Based on the latest U.S. Census data, when median household income is adjusted for cost-of-living, California is the poorest and Wyoming is the richest.   Here's an article titled Richest and Poorest States in the United States that ranks all 50 states.   www.associatedcontent.com

Here's an article titled the Largest Cities in Florida that provides the most updated demographics from the U.S. Census.   www.associatedcontent.com