2012年4月，美国The Institute for Economics and Peace（IEP）提出2012年全美国安宁指数报告（2012 US Peace Index），把全美50州和61个大都会地区做出排名。
1. Cambridge-Newton-Framingham, MA
11. Warren-Troy-Farmington Hills, MI
12. Tacoma, WA
13. Hartford-West Hartford-East Hartford, CT
14. Camden, NJ
15. Raleigh-Cary, NC
16. San Jose-Sunnyvale-Santa Clara, CA
17. Pittsburgh, PA
18. Santa Ana-Anaheim-Irvine, CA
19. Cincinnati-Middletown, OH-KY-IN
20. Phoenix-Mesa-Glendale, AZ
21. Buffalo-Niagara Falls, NY
22. Richmond, VA
23. Columbus, OH
24. Newark-Union, NJ-PA
25. Bethesda-Frederick-Gaithersburg, MD
26. San Diego-Carlsbad-San Marcos, CA
27. Milwaukee-Waukesha-West Allise, WI
28. Cleveland-Elyria-Mentor, OH
29. Boston-Quincy, MA
30. Virginia Beach-Norfolk-Newport, VA-NC
31. Riverside-San Bernardino-Ontario, CA
32. Fort Lauderdale-Pompano Beach, FL
33. Birmingham-Hoover, AL
34. Austin-Round Rock-San Marcos, TX
35. Sacramento-Arden Arcade-Roseville, CA
36. Atlanta-Sandy Springs-Marietta, GA
37. St. Louis, MO-IL
38. Tampa-St. Petersburg-Clearwater, FL
39. Fort Worth-Arlington, TX
40. Washington-Arlington-Alexandria, DC-VA-MD-WV
41 Dallas-Plano-Irving, TX
42. Oklahoma City, OK
43. San Francisco-San Mateo-Redwood City, CA
44. New York-White Plains-Wayne, NY-NJ
45. San Antonio-New Braunfels, TX
46. Kansas City, MO-KS
47. Orlando-Kissimmee-Sanford, FL
48. West Palm Beach-Boca Raton-Boynton Beach, FL
49. Oakland-Fremont-Hayward, CA
50. Nashville-Davidson-Murfreesboro-Franklin, TN
51. Philadelphia, PA
52. Chicago-Naperville-Joliet, IL
53. Charlotte-Gastonia-Rock Hill, NC-SC
54. Los Angeles-Long Beach-Glendale, CA
55. Jacksonville, FL
56. Las Vegas-Paradise NV
57. Houston–Sugar Land–Baytown, TX
58. Baltimore-Towson, MD
59. Miami-Miami Beach-Kendal, FL
60. New Orleans-Metairie-Kenner, LA
61. Detroit-Livonia-Dearborn, MI
