The 14th state to join the United States was Vermont, which was admitted on March 4, 1791.
The 15th state to join the United States was Kentucky, which was admitted on June 1, 1792.
16. Tennessee (June 1, 1796)
17. Ohio (March 1, 1803)
18. Louisiana (April 30, 1812)
19. Indiana (December 11, 1816)
20. Mississippi (December 10, 1817)
21. Illinois (December 3, 1818)
22. Alabama (December 14, 1819)
23. Maine (March 15, 1820)
24. Missouri (August 10, 1821)
25. Arkansas (June 15, 1836)
26. Michigan (January 26, 1837)
27. Florida (March 3, 1845)
28. Texas (December 29, 1845)
29. Iowa (December 28, 1846)
30. Wisconsin (May 29, 1848)
31. California (September 9, 1850)
32. Minnesota (May 11, 1858)
33. Oregon (February 14, 1859)
34. Kansas (January 29, 1861)
35. West Virginia (June 20, 1863)
36. Nevada (October 31, 1864)
37. Nebraska (March 1, 1867)
38. Colorado (August 1, 1876)
39. North Dakota (November 2, 1889)
40. South Dakota (November 2, 1889)
41. Montana (November 8, 1889)
42. Washington (November 11, 1889)
43. Idaho (July 3, 1890)
44. Wyoming (July 10, 1890)
45. Utah (January 4, 1896)
46. Oklahoma (November 16, 1907)
47. New Mexico (January 6, 1912)
48. Arizona (February 14, 1912)
49. Alaska (January 3, 1959)
50. Hawaii (August 21, 1959)
