There are a number of different lists compiled by various publications around the world that attempt to determine the number of billionaires by world's major cities. The best-known estimate is by Forbes and Hurun Report.

Forbes

In 2023, Forbes listed New York City with the most billionaires at 101 people, followed by Hong Kong with 70 billionaires, and Beijing in third place with 68 billionaires.^[1]

Rank	City	Country	Region	Billionaires
1	New York City	United States	North America	101
2	Hong Kong	Hong Kong SAR	Asia	70
3	Beijing	China	Asia	68
4	Shanghai	China	Asia	65
5	London	United Kingdom	Europe	63
6	Moscow	Russia	Europe	61
7	Mumbai	India	Asia	56
8	Shenzhen	China	Asia	54
9	Singapore	Singapore	Asia	46
=10	Delhi	India	Asia	37
=10	San Francisco	United States	North America	37

Hurun Report

In 2022, Hurun Report listed Beijing with the most billionaires at 144 people, followed by Shanghai with 121 billionaires, and Shenzhen in third place with 113 billionaires.^[2]

Rank	City	Country	Region	Billionaires
1	Beijing	China	Asia	144
2	Shanghai	China	Asia	121
3	Shenzhen	China	Asia	113
4	New York City	United States	North America	110
5	London	United Kingdom	Europe	101
6	Hong Kong	Hong Kong SAR	Asia	85
7	Mumbai	India	Asia	72
8	Hangzhou	China	Asia	68
9	San Francisco	United States	North America	62
10	Moscow	Russia	Europe	58

Altrata Billionaire Census

In 2023, Altrata Billionaire Census listed New York City with the most billionaires at 136 people, followed by Hong Kong with 112 billionaires, and San Francisco in third place with 84 billionaires.^[3]

Rank	City	Country	Region	Billionaires
1	New York City	United States	North America	136
2	Hong Kong	Hong Kong SAR	Asia	112
3	San Francisco	United States	North America	84
4	Moscow	Russia	Europe	76
5	London	United Kingdom	Europe	75
6	Beijing	China	Asia	61
7	Los Angeles	United States	North America	58
8	Singapore	Singapore	Asia	54
9	Shenzhen	China	Asia	42
10	Mumbai	India	Asia	39