The world’s millionaire class continues to expand in 2025, but which countries have the most millionaires per capita? This visualization showcases where millionaires are most common relative to the adult population, offering a clearer picture of wealth density rather than absolute counts.
The data for this visualization comes from the UBS Global Wealth Report 2025, with population data (15 years and older) from The World Bank. It measures the number of millionaires per 1,000 adults—essentially, the share of adults with a net worth above $1 million (USD).
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