The US boasts 868 individuals with 10-figure fortunes – more than any other nation, according to the latest Forbes list. But America's billionaires don't call every corner of the country home, tending instead to cluster in key hotspots that offer everything from favorable tax regimes to top-tier luxury living and world-class amenities.

So, where are these prime locations? Read on to discover the 20 states with the biggest billionaire populations.