States joined the Union - List of dates when the states joined the Union  ·  July 30, 2015, 12:06 GMT
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States joined the Union

List of dates when the states joined the Union

Washington, D.C. - February 21, 1871

1DelawareDecember 7, 1787
2PennsylvaniaDecember 12, 1787
3New JerseyDecember 18, 1787
4GeorgiaJanuary 2, 1788
5ConnecticutJanuary 9, 1788
6MassachusettsFebruary 6, 1788
7MarylandApril 28, 1788
8South CarolinaMay 23, 1788
9New HampshireJune 21, 1788
10VirginiaJune 25, 1788
11New YorkJuly 26, 1788
12North CarolinaNovember 21, 1789
13Rhode IslandMay 29, 1790
14VermontMarch 4, 1791
15KentuckyJune 1, 1792
16TennesseeJune 1, 1796
17OhioMarch 1, 1803
18LouisianaApril 30, 1812
19IndianaDecember 11, 1816
20MississippiDecember 10, 1817
21IllinoisDecember 3, 1818
22AlabamaDecember 14, 1819
23MaineMarch 15, 1820
24MissouriAugust 10, 1821
25ArkansasJune 15, 1836
26MichiganJanuary 26, 1837
27FloridaMarch 3, 1845
28TexasDecember 29, 1845
29IowaDecember 28, 1846
30WisconsinMay 29, 1848
31CaliforniaSeptember 9, 1850
32MinnesotaMay 11, 1858
33OregonFebruary 14, 1859
34KansasJanuary 29, 1861
35West VirginiaJune 20, 1863
36NevadaOctober 31, 1864
37NebraskaMarch 1, 1867
38ColoradoAugust 1, 1876
39North DakotaNovember 2, 1889
40South DakotaNovember 2, 1889
41MontanaNovember 8, 1889
42WashingtonNovember 11, 1889
43IdahoJuly 3, 1890
44WyomingJuly 10, 1890
45UtahJanuary 4, 1896
46OklahomaNovember 16, 1907
47New MexicoJanuary 6, 1912
48ArizonaFebruary 14, 1912
49AlaskaJanuary 3, 1959
50HawaiiAugust 21, 1959
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