This is a list of the wealthiest Americans ranked by net worth. It is based on an annual assessment of wealth and assets by Forbes and by data from the Bloomberg Billionaires Index.

The Forbes 400 Richest Americans list has been published annually since 1982. The combined net worth of the 2020 class of the 400 richest Americans was $3.2 trillion, up from $2.7 trillion in 2017. As of March 2023, there were 735 billionaires in the United States.

According to Forbes, as of September 2023, the 25 wealthiest people in the United States are as follows:

Rank	Name	Net worth in billion US$	Source of wealth	Age
1	Elon Musk	251	Tesla, SpaceX	52
2	Jeff Bezos	161	Amazon	59
3	Larry Ellison	158	Oracle	79
4	Warren Buffett	121	Berkshire Hathaway	93
5	Larry Page	114	Alphabet	50
6	Bill Gates	111	Microsoft	67
7	Sergey Brin	110	Alphabet	50
8	Mark Zuckerberg	106	Meta	39
9	Steve Ballmer	101	Microsoft	67
10	Michael Bloomberg	96.3	Bloomberg L.P.	81
11	Michael Dell	71.5	Dell	58
12	Jim Walton & family	68.2	Walmart	75
13	Rob Walton & family	67.4	Walmart	78
14	Alice Walton	66.5	Walmart	73
15	Julia Koch & family	59.8	Koch Industries	61
16	Charles Koch & family	54.5	Koch Industries	87
17	Jensen Huang	40.7	Nvidia	60
18	Phil Knight & family	39.5	Nike	85
19	Jacqueline Mars	38.9	Mars	83
19	John Mars	38.9	Mars	87
21	MacKenzie Scott	37.1	Amazon	53
22	Ken Griffin	35.4	Citadel LLC	54
23	Stephen A. Schwarzman	34.5	Blackstone Group	76
24	Miriam Adelson & family	32.8	Las Vegas Sands	77
25	Len Blavatnik	30.7	Access Industries	66

• The World's Billionaires
• List of countries by the number of billionaires

• Bloomberg Billionaires Index
• Forbes 400 - The Richest People in America