Forbes 400 Richest Americans for 2009

At a very young age of 25, Mark Zuckerberg is the youngest among the 400 Richest Americans for 2009, according to Forbes Magazine.

Still single and a Harvard University drop-out, Zuckerberg has a net worth of 2 billion dollars and is currently ranked #158 richest American.

Zuckerberg is the founder and Chief Executive Officer (CEO) of the very popular networking site Facebook.

Still on top of the annual Forbes 400 Richest Americans list for the second consecutive year is Microsoft's Bill Gates with 50 billion dollar net worth.

Generally, compared to the previous Forbes 400 lists, Americans are poorer this year and are most likely to get poorer next year.

Director and producer Steven Spielberg is ranked #97 while TV host Oprah Winfrey is 141st.

Here's the Top 50 Richest Americans:

1 William Gates III $50,000 million
2 Warren Buffett 40,000
3 Lawrence Ellison 27,000
4 Christy Walton & family 21,500
5 Jim C. Walton 19,600
6 Alice Walton 19,300
7 S. Robson Walton 19,000
8 Michael Bloomberg 17,500
9 Charles Koch 16,000
9 David Koch 16,000
11 Sergey Brin 15,300
11 Larry Page 15,300
13 Michael Dell 14,500
14 Steven Ballmer 13,300
15 George Soros 13,000
16 Donald Bren 12,000
17 Paul Allen 11,500
17 Abigail Johnson 11,500
19 Forrest Edward Mars 11,000
19 Jacqueline Mars 11,000
19 John Mars 11,000
22 Carl Icahn 10,500
23 Ronald Perelman 10,000
24 George B. Kaiser 9,500
24 Philip Knight 9,500
26 Sheldon Adelson 9,000
26 Anne Cox Chambers 9,000
28 Jeffrey Bezos 8,800
29 James Simons 8,500
30 Dan Duncan 8,000
30 Edward C. Johnson III 8,000
32 Jack Crawford Taylor & family 7,000
33 James Goodnight 6,800
33 John Paulson 6,800
35 John Kluge 6,500
36 Steven Cohen 6,400
37 Philip Anschutz 6,000
37 Rupert Murdoch 6,000
39 Harold Hamm 5,800
40 Pierre Omidyar 5,500
40 Eric Schmidt 5,500
42 Eli Broad 5,400
43 Steve Jobs 5,100
44 Len Blavatnik 5,000
44 David Geffen 5,000
44 Frederik Meijer & family 5,000
44 John Menard 5,000
44 Ira Rennert 5,000
49 Charles Ergen 4,900
50 Charles Schwab 4,700

See full list HERE