U.S. States in Order of Admission to the Union (1787–1959)

The United States expanded from 13 original colonies to 50 states over 172 years. Below is the chronological order of admission:

1. Delaware (Dec 7, 1787)
2. Pennsylvania (Dec 12, 1787)
3. New Jersey (Dec 18, 1787)
4. Georgia (Jan 2, 1788)
5. Connecticut (Jan 9, 1788)
6. Massachusetts (Feb 6, 1788)
7. Maryland (Apr 28, 1788)
8. South Carolina (May 23, 1788)
9. New Hampshire (Jun 21, 1788)
10. Virginia (Jun 25, 1788)
11. New York (Jul 26, 1788)
12. North Carolina (Nov 21, 1789)
13. Rhode Island (May 29, 1790)
14. Vermont (Mar 4, 1791)
15. Kentucky (Jun 1, 1792)
16. Tennessee (Jun 1, 1796)
17. Ohio (Mar 1, 1803)
18. Louisiana (Apr 30, 1812)
19. Indiana (Dec 11, 1816)
20. Mississippi (Dec 10, 1817)
21. Illinois (Dec 3, 1818)
22. Alabama (Dec 14, 1819)
23. Maine (Mar 15, 1820)
24. Missouri (Aug 10, 1821)
25. Arkansas (Jun 15, 1836)
26. Michigan (Jan 26, 1837)
27. Florida (Mar 3, 1845)
28. Texas (Dec 29, 1845)
29. Iowa (Dec 28, 1846)
30. Wisconsin (May 29, 1848)
31. California (Sep 9, 1850)
32. Minnesota (May 11, 1858)
33. Oregon (Feb 14, 1859)
34. Kansas (Jan 29, 1861)
35. West Virginia (Jun 20, 1863)
36. Nevada (Oct 31, 1864)
37. Nebraska (Mar 1, 1867)
38. Colorado (Aug 1, 1876)
39. North Dakota (Nov 2, 1889)
40. South Dakota (Nov 2, 1889)
41. Montana (Nov 8, 1889)
42. Washington (Nov 11, 1889)
43. Idaho (Jul 3, 1890)
44. Wyoming (Jul 10, 1890)
45. Utah (Jan 4, 1896)
46. Oklahoma (Nov 16, 1907)
47. New Mexico (Jan 6, 1912)
48. Arizona (Feb 14, 1912)
49. Alaska (Jan 3, 1959)
50. Hawaii (Aug 21, 1959)