8. North Carolina
Households with $1 Million Investable Assets: 177,291
Millionaire to Total Households Ratio: 4.50%
In 2015, it was North Carolina that lost the bragging rights to their neighbor. This was probably the outcome of whooping 40,000 new households in 2015 compared to 2014. There was also a substantial growth of almost 7,000 new millionaire households.