Income and
Marketing services and research firm Phoenix Marketing International compiled estimates for the number of
Business Insider/ Phoenix Marketing International
Nationwide, slightly more than one in twenty (5.2%) of Americans have bank accounts in the seven figures. The East Coast, Alaska, and Hawaii dominate this list, with Maryland coming in at the top with 7.7% of its population being millionaires. The inland South has far fewer millionaires per capita. Mississippi has the smallest proportion of millionaires at 3.6% of its population.
Phoenix Marketing's full ranking of the fifty states can be found here.