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Public Policy Research Think Tanks 2019: Top Think Tanks - US

Brookings Institution – United States Center of Excellence for 2016-2018

This year, the Brookings Institution (U.S.) received the distinction of “United States Center of Excellence” signifying it has ranked as the top think tank in this category for three consecutive years. Read more about this new classification on page 57 of the 2019 Global Go To Think Tank Report.

Top 100 Think Tanks - United States

New from Carnegie Endowment

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US Think Tanks by State

  1. D.C. - 408
  2. California - 172
  3. New York - 150
  4. Virginia - 107
  5. Illinois - 64
  6. Maryland - 50
  7. Texas - 50
  8. Connecticut - 44
  9. Pennsylvania - 41
  10. New Jersey - 36
  11. Florida - 32
  12. Colorado - 31
  13. Michigan - 31
  14. Georgia - 29
  15. Ohio - 26
  16. Washington - 24
  17. Minnesota - 23
  18. North Carolina - 23
  19. Wisconsin - 22
  20. Arizona - 21
  21. Indiana - 21
  22. Maine - 21
  23. Rhode Island - 20
  24. Tennessee - 20
  25. Missouri - 19
  26. Massachusetts - 17
  27. Alabama - 17
  28. Kansas - 17
  29. Oregon - 17
  30. New Hampshire - 13
  31. Hawaii - 12
  32. Kentucky - 12
  33. Louisiana - 12
  34. Oklahoma - 11
  35. Iowa - 10
  36. Mississippi - 10 
  37. Montana - 9
  38. Arkansas - 8
  39. Utah - 8
  40. Nebraska - 7
  41. New Mexico - 7
  42. West Virginia - 7
  43. South Carolina - 6
  44. South Dakota - 5
  45. Vermont - 5
  46. Idaho - 4
  47. Nevada - 4
  48. North Dakota - 4
  49. Delaware - 3
  50. Alaska - 2

Total - 1,872

List found on page 45-46