Some of the richest people on Earth live in the United States. In fact, the US has the largest share of the world’s billionaires, home to nearly one-third of them.

But the bar for reaching the upper echelons of American wealth is higher than ever. On Tuesday, Forbes released its annual list of America’s 400 richest billionaires, and a record $4.4 billion net worth was required to make the cut. Still, 34 people made the list for the first time this year.

To see where America’s wealthiest 1% are concentrated, Business Insider compiled a list of states where most of the Forbes 400 billionaires live, and found 249 live across just five states.

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