For the first 50 cities, this is ranked by the number of Millionaires the city has, from this source: https://www.henleyglobal.com/publications/wealthiest-cities-2025/top-50-cities-millionaires
I combined Shenzhen and Guangzhou.
For the next 50, this is ranked by GDP from this source: https://en.wikipedia.org/wiki/List_of_cities_by_GDP
1. New York City 384,500
2. San Francisco-Oakland-San Jose 342,400
3. Tokyo 292,300
4. Singapore 242,400
5. Los Angeles-Orange County-Riverside-San Bernadino 220,600
6. London 215,700
7. Washington DC-Baltimore MD US, 200,000 estimate
8. Paris 160,100
9. Hong Kong 154,900
10. Sydney 152,900
11. Chicago 127,100
12. Milan 115,000
13. Beijing-Tianjin, China 114,300
14. Osaka-Kyoto-Kobe, Japan, 112,200
15. Shanghai-Suzhou, China 110,500
16. Toronto 108,400
17. Melbourne Australia 94,000
18. Houston TX 81,800
19. Dubai/Sharjah UAE 81,200
20. Frankfurt, Germany, 80,300
21. Zurich Canton, Switzerland, 77,800
22. Guangzhou-Foshan-Dongguan-Shenzhen 75,100
23. Dallas-Fort Worth, US, 72,400
24. Geneva Canton, Switzerland, 70,200
25. Munich, Germany, 69,800
26. Seoul/Incheon, South Korea 66,000
27. Seattle, US, 53,100
28. Rome, Italy, 51,800
29. Mumbai, India, 51,200
30. Vancouver, Canada 46,400
31. Amsterdam, Netherlands, 46,100
32. Boston, US, 45,000
33. Miami, US 38,800
34. Madrid Spain, 34,900
35. Perth, Australia, 34,600
36. Hangzhou, China 32,200
37. Austin TX, US, 31,500
38. Vienna Austria, 31,500
39. Taipei City, Taiwan, 31,400
40. Delhi, India, 31,200
41. Moscow, Russia, 30,000
42. Berlin, Germany, 28,400
43. Brisbane, Australia, 26,400
44. Nice France, 25,500
45. Manchester-Trafford UK, 23,400
46. Stockholm Sweden, 23,100
47. Tel Aviv, Israel, 22,600
48. Dublin, Ireland, 22,300
49. Lisbon, Portugal, 22,200
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50. Rhine-Ruhr, Germany (634)
51. Atlanta GA (571)
52. Philadelphia (558)
53. Chongqing (452)
54. Phoenix AZ (398)
55. Nagoya/Chukyo, Japan (379)
56. Begaluru India (360)
57. Minneapolis/St Paul MN (351)
58. Mexico City (341)
59. Jakarta, Indonesia (339)
60. Detroit MI (331)
61. São Paulo, Brazil (319)
62. San Diego CA (315)
63. Denver-Aurora-Lakewood CO (312)
64. Stuttgart Germany (295)
65. Dhaka Bangladesh (285)
66. Wuhan China (281)
67. Abu Dhabi UAE (278)
68. Istanbul Turkey (275)
69. Hamburg, Germany (261)
70. Chengdu China (260)
71. Charlotte, NC (256)
72. Busan South Korea (252)
73. Bangkok Thailand (252)
74. Nanjing China (251)
75. Riyadh, Saudi Arabia (244)
76. Tampa/St Petersburg, FL (243)
77. Brussels Belgium (237)
78. Buenos Aires (236)
79. Ningbo China (234)
80. St Louis MO (227)
81. Qingdao China (222)
82. Kolkata, India (220)
83. Chennai India (219)
84. Portland OR (219)
85. Orlando FL (217)
86. Changsha China (208)
87. Nashville TN (205)
88. Montreal, Canada (203)
89. Indianapolis, IN (199)
90. Cincinnati OH (199)
91. Rio de Janeiro, Brazil (195)
92. Pittsburg PA (194)
93. Zhengzhou, China (193)
94. Cairo, Egypt (190)
95. Sacramento, CA (190)
96. Hannover Germany (186)
97. Kansas City MO (186)
98. Fukuoka–Kitakyushu Japan (183)
99. Barcelona Spain (183)
100. San Antonio TX (182)