If the saying that you are who you hang around is true, then you may want to consider moving to one of these wealthy cities. Forbes did a break down of the cities across the globe with the most billionaires in 2015. New York came in at the top spot with 78 billionaires, while Jakarta, Indonesia pulled in last with 15 still very, very wealthy billionaire ballers. Check out the following pages to see if your hometown made the list. You can also see the highest earner in each city. [Related: Women of Power Summit: Day 3 Begins With More Dynamic Networking and Learning] 1. New York, United States (78) David Koch Net Worth: $42.9 B Source of wealth: diversified 2. Moscow, Russia (68) Vladimir Potanin Net Worth: $15.4 B Source of wealth: metals 3. Hong Kong (64) Li Ka-shing Net Worth: $33.3 B Source of wealth: diversified 4. London, United Kingdom (46) Len Blavatnik Net Worth: $20.2 B Source of wealth: diversified 5. Beijing, China (45) Wang Jianlin Net Worth: $24.2 B Source of wealth: real estate 6. Mumbai, India (33) Mukesh Ambani Net Worth: $21 B Source of wealth: petrochemicals, oil & gas 7. Seoul, South Korea (29) Lee Kun-Hee Net Worth: $11.3 B Source of wealth: electronics/insurance 8. Istanbul, Turkey (28) Murat Ulker Net Worth: $4.4 B Source of wealth: food manufacturing 9. Paris, France (27) Liliane Bettencourt & family Net Worth: $40.1 B Source of wealth: L'Oreal 10. San Francisco, United States (26) Dustin Moskovitz Net Worth: $7.9 B Source of wealth:Â Facebook Continue reading on the next page... 11. Sao Paulo, Brazil (25) Jorge Paulo Lemann Net Worth: $25 B Source of wealth: beer 12. Shenzhen, China (25) Ma Huateng Net Worth: $16.1 B Source of wealth: internet media 13. Taipei, Taiwan (24) Terry Gou Net Worth: $6.1 B Source of wealth: electronics 14. Los Angeles, United States (22) Patrick Soon-Shiong Net Worth: $12.2 B Source of wealth: pharmaceuticals 15. Singapore (22) Robert & Philip Ng Net Worth: $9.6 B Source of wealth: real estate 16. Shanghai, China (19) Tsai Eng-Meng Net Worth: $8.9 B Source of wealth: food, beverages 17. Delhi, India (17) Shiv Nadar Net Worth: $14.8 B Source of wealth: information technology 18. Dallas, United States (16) Andrew Beal Net Worth: $11.7 B Source of wealth: banks, real estate 19. Tokyo, Japan (16) Tadashi Yanai & family Net Worth: $20.2 B Source of wealth: retail 20. Jakarta, Indonesia (15) Chairul Tanjung Net Worth: $4.3 B Source of wealth: diversified