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Top 100 U.S. Foundations by Asset Size
The list below includes the 100 largest U.S. grantmaking foundations ranked by the market value of their assets, based on the most current audited financial data in the Foundation Center's database as of July 18, 2011. Fiscal records will be updated when more recent audited financial information is obtained.


Rank Name/(state) Assets As of
Fiscal Year
End Date
1. Bill & Melinda Gates Foundation (WA) $33,912,320,600 12/31/2009
2. Ford Foundation (NY) 10,881,598,073 09/30/2010
3. J. Paul Getty Trust (CA) 9,584,879,219 06/30/2010
4. The Robert Wood Johnson Foundation (NJ) 8,490,415,783 12/31/2009
5. The William and Flora Hewlett Foundation (CA) 7,377,414,000 12/31/2010
6. W. K. Kellogg Foundation (MI) 7,238,160,845 08/31/2010
7. The David and Lucile Packard Foundation (CA) 5,699,231,606 12/31/2009
8. The John D. and Catherine T. MacArthur Foundation (IL) 5,237,796,061 12/31/2009
9. Gordon and Betty Moore Foundation (CA) 5,200,576,871 12/31/2009
10. Lilly Endowment Inc. (IN) 5,184,625,647 12/31/2010
11. The Andrew W. Mellon Foundation (NY) 5,051,530,000 12/31/2009
12. Tulsa Community Foundation (OK) 4,412,774,000 12/31/2009
13. The William Penn Foundation (PA) 4,127,571,213 12/31/2009
14. The California Endowment (CA) 3,699,471,841 03/31/2010
15. The Leona M. and Harry B. Helmsley Charitable Trust (NY) 3,376,044,793 03/31/2010
16. The Rockefeller Foundation (NY) 3,317,100,678 12/31/2009
17. The Kresge Foundation (MI) 3,293,222,730 12/31/2010
18. Robert W. Woodruff Foundation, Inc. (GA) 2,694,449,754 12/31/2010
19. The Annie E. Casey Foundation (MD) 2,564,720,003 12/31/2009
20. The Duke Endowment (NC) 2,480,075,314 12/31/2009
21. Carnegie Corporation of New York (NY) 2,432,582,536 09/30/2009
22. Walton Family Foundation, Inc. (AR) 2,275,851,898 12/31/2009
23. The Susan Thompson Buffett Foundation (NE) 2,241,538,887 12/31/2009
24. Foundation to Promote Open Society (NY) 2,239,745,868 12/31/2009
25. The Bloomberg Family Foundation, Inc. (NY) 2,234,800,686 12/31/2009
26. John S. and James L. Knight Foundation (FL) 2,090,000,000 12/31/2010
27. Charles Stewart Mott Foundation (MI) 2,080,000,000 12/31/2009
28. Conrad N. Hilton Foundation (CA) 1,972,613,697 12/31/2009
29. The Harry and Jeanette Weinberg Foundation, Inc. (MD) 1,970,134,173 02/28/2010
30. Casey Family Programs (WA) 1,935,207,121 12/31/2009
31. Kimbell Art Foundation (TX) 1,912,884,895 12/31/2009
32. Margaret A. Cargill Foundation (MN) 1,907,998,965 12/31/2009
33. The McKnight Foundation (MN) 1,892,752,694 12/31/2009
34. The Cleveland Foundation (OH) 1,888,630,534 12/31/2010
35. Richard King Mellon Foundation (PA) 1,839,427,098 12/31/2009
36. Ewing Marion Kauffman Foundation (MO) 1,758,735,170 12/31/2009
37. Silicon Valley Community Foundation (CA) 1,749,109,000 12/31/2009
38. The New York Community Trust (NY) 1,741,811,259 12/31/2009
39. John Templeton Foundation (PA) 1,689,804,911 12/31/2009
40. Eli & Edythe Broad Foundation (CA) 1,689,097,000 12/31/2010
41. Alfred P. Sloan Foundation (NY) 1,620,997,612 12/31/2009
42. The Annenberg Foundation (CA) 1,602,260,949 06/30/2009
43. Doris Duke Charitable Foundation (NY) 1,558,663,265 12/31/2009
44. The Simons Foundation (NY) 1,547,314,964 12/31/2009
45. The Chicago Community Trust (IL) 1,503,434,485 09/30/2009
46. The James Irvine Foundation (CA) 1,449,193,495 12/31/2009
47. Houston Endowment Inc. (TX) 1,427,657,870 12/31/2009
48. The Heinz Endowments (PA) 1,373,427,000 12/31/2009
49. The Moody Foundation (TX) 1,322,323,251 12/31/2009
50. The Starr Foundation (NY) 1,284,340,846 12/31/2009
51. The Wallace Foundation (NY) 1,279,832,854 12/31/2009
52. W. M. Keck Foundation (CA) 1,163,000,000 12/31/2010
53. The Anschutz Foundation (CO) 1,134,359,136 11/30/2009
54. Daniels Fund (CO) 1,131,480,745 12/31/2009
55. California Community Foundation (CA) 1,120,523,000 06/30/2010
56. Greater Kansas City Community Foundation (MO) 1,107,725,820 12/31/2009
57. Open Society Institute (NY) 1,102,893,795 12/31/2009
58. Lumina Foundation for Education, Inc. (IN) 1,098,556,458 12/31/2009
59. The Oregon Community Foundation (OR) 1,040,106,343 12/31/2009
60. Marin Community Foundation (CA) 1,014,427,025 06/30/2010
61. The Michael and Susan Dell Foundation (TX) 981,491,064 12/31/2009
62. The San Francisco Foundation (CA) 980,064,000 06/30/2010
63. Robertson Foundation (NY) 970,778,251 11/30/2009
64. Barr Foundation (MA) 966,097,284 12/31/2009
65. The Columbus Foundation and Affiliated Organizations (OH) 955,200,219 12/31/2009
66. The Ahmanson Foundation (CA) 948,985,204 10/31/2010
67. The Samuel Roberts Noble Foundation, Inc. (OK) 928,531,577 12/31/2009
68. The Brown Foundation, Inc. (TX) 896,451,255 06/30/2010
69. The California Wellness Foundation (CA) 882,091,166 12/31/2010
70. The Freedom Forum, Inc. (DC) 858,728,520 12/31/2009
71. Bat Hanadiv Foundation No. 3 (NY) 814,124,031 12/31/2009
72. The Edna McConnell Clark Foundation (NY) 813,159,608 09/30/2010
73. The Broad Art Foundation (CA) 801,892,495 12/31/2009
74. M. J. Murdock Charitable Trust (WA) 795,007,236 12/31/2010
75. The Joyce Foundation (IL) 773,231,000 12/31/2009
76. Hartford Foundation for Public Giving (CT) 762,222,900 12/31/2010
77. Surdna Foundation, Inc. (NY) 754,986,525 06/30/2010
78. Hall Family Foundation (MO) 743,379,530 12/31/2009
79. Boston Foundation, Inc. (MA) 733,030,000 06/30/2010
80. Cummings Foundation (MA) 732,896,111 12/31/2009
81. Rockefeller Brothers Fund, Inc. (NY) 729,263,381 12/31/2009
82. Druckenmiller Foundation (NY) 727,967,196 11/30/2009
83. The Packard Humanities Institute (CA) 726,680,226 12/31/2009
84. Shimon ben Joseph Foundation (CA) 726,258,458 12/31/2009
85. The J. E. and L. E. Mabee Foundation, Inc. (OK) 725,418,002 08/31/2010
86. The Meadows Foundation, Inc. (TX) 718,560,032 12/31/2009
87. The Henry Luce Foundation, Inc. (NY) 717,708,924 12/31/2009
88. Otto Bremer Foundation (MN) 713,359,200 12/31/2010
89. Foundation For The Carolinas (NC) 711,620,777 12/31/2009
90. Communities Foundation of Texas, Inc. (TX) 705,056,000 06/30/2010
91. Bush Foundation (MN) 703,234,945 12/31/2009
92. The Pittsburgh Foundation (PA) 695,439,310 12/31/2009
93. Laura and John Arnold Foundation (TX) 660,283,210 12/31/2009
94. The Saint Paul Foundation (MN) 652,956,593 12/31/2009
95. The Community Foundation for Greater Atlanta (GA) 650,639,650 12/31/2009
96. The Morris and Gwendolyn Cafritz Foundation (DC) 649,238,051 04/30/2010
97. Weingart Foundation (CA) 635,679,121 06/30/2010
98. The AVI CHAI Foundation (NY) 627,648,284 12/31/2009
99. The Commonwealth Fund (NY) 604,222,668 06/30/2010
100. Meyer Memorial Trust (OR) 603,701,105 03/31/2010




- Top U.S. Foundations by Asset Size
- Top U.S. Foundations by Total Giving
- Top Corporate Grantmakers by Asset Size
- Top Corporate Grantmakers by Total Giving
- Largest Community Foundations by Asset Size
- Largest Community Foundations by Total Giving