A table of the dates of ratification of the Constitution and various amendments.

 

#State (# = order of entry under the ConstitutionDate of EntryConstitution
proposed
Sep. 28, 1787		Bill of Rights
proposed
Sep. 25, 1789		11th Ratified
proposed
Mar. 4, 1794		12th Ratified
proposed
Dec. 9, 1803		13th Ratified
proposed
May 1810		27th Ratified
proposed
Sep. 25, 1789		Secession
1.DelawareDec. 7, 1787Dec. 7, 1787Jan. 28, 1790Jan. 23, 1795rej. 1/18/04Feb. 2, 1811Jan. 28, 1790 
2.PennsylvaniaDec. 12 1787Dec. 12, 1787Mar. 10, 1790no actionJan. 5, 1804Feb. 6, 1811  
3.New JerseyDec. 18, 1787Dec. 18, 1787Nov. 20, 1789no actionFeb. 22, 1804Feb. 13, 1811May 7, 1992 
4.GeorgiaJan. 2, 1788Jan. 2, 1788Mar. 18, 1939Nov. 29, 1794May 19, 1804Dec. 13, 1811Feb. 2, 1988Jan. 19, 1861
5.ConnecticutJan. 9, 1788Jan. 9, 1788Apr. 19, 1939May 8, 1794rej. 5/10/14 May 13, 1987 
6.MassachusettsFeb. 6, 1788Feb. 6, 1788Mar. 2, 1939June 26, 1794rej. 2/3/04Feb. 27, 1812  
7.MarylandApr. 28, 1788Apr. 28, 1788Dec. 19, 1789Dec. 26, 1794Dec. 24, 1803Dec. 25, 1810Dec. 19, 1789 
8.South CarolinaMay 23, 1788May 23, 1788Jan 19, 1790Dec. 4, 1797May 15, 1804 Jan. 19, 1790Dec. 20, 1860
9.New HampshireJun. 21, 1788June 21, 1788Jan. 25, 1790June 16, 1794June 15, 1804Dec. 10, 1812Mar. 7, 1985 
10.VirginiaJun. 26, 1788June 25, 1788Dec. 15, 1791Nov. 18, 1794Feb. 3, 1804Mar. 12, 1819Dec. 15, 1791Apr. 17, 1861
11.New YorkJul. 26, 1788July 26, 1788Feb. 24, 1790Mar. 27, 1794Feb. 10, 1804   
12.North CarolinaNov. 21, 1788Nov. 21, 1789Dec. 22, 1789Feb. 7, 1795
declared 1/8/98		Dec. 21, 1803Dec. 23, 1811Dec. 22, 1789May 20, 1861
13.Rhode IslandMay 29, 1790May 29, 1790Jun. 7, 1790Mar. 31, 1794Mar. 12, 1804 Jun. 7, 1790 
14.VermontMar. 4, 1791Jan. 10, 1791Nov. 3, 1791Nov. 9, 1794Jan. 30, 1804Oct. 24, 1811Nov. 3, 1791 
15.KentuckyJun. 1, 1791  Dec. 7, 1794Dec. 27, 1803Jan. 31, 1811  
16.TennesseeJun. 1, 1796   July 27, 1804Nov. 21, 1811May 23, 1985Jun. 8, 1861
17.OhioMar. 1, 1803   Dec. 30, 1803Jan. 31, 1811May 6, 1873 
18.LouisianaApr. 30, 1812     July 7, 1988Jan. 26, 1861
19.IndianaDec. 11, 1816     Feb. 24, 1986 
20.MississippiDec. 10, 1817      Jan. 9, 1861
21.IllinoisDec. 3, 1818     May 12, 1992 
22.AlabamaDec. 14, 1819     May 5, 1992Jan. 11, 1861
23.MaineMar. 15, 1820     Apr. 27, 1983 
24.MissouriAug. 10, 1821     May 5, 1992 
25.ArkansasJun. 15, 1836     Mar. 6, 1987May 6, 1861
26.MichiganJan. 26,1837     May 7, 1992 
27FloridaMar. 3, 1845     May 31, 1990Jan. 10, 1961
28.TexasDec. 29, 1845     May 25, 1989Feb. 1, 1861
29.IowaDec. 28, 1846     Feb. 9, 1989 
30.WisconsinMay 29, 1848     Jul. 15, 1987 
31.CaliforniaSep. 9, 1850       
32.MinnesotaMay 11, 1858     May 22, 1989 
33.OregonFeb. 14, 1859     May 19, 1989 
34.KansasJan. 29, 1861     Apr. 5, 1990 
35.West VirginiaJun. 20, 1863     Mar. 10, 1988 
36.NevadaOct. 31, 1864     Apr. 26, 1989 
37.NebraskaMar. 1, 1867       
38.ColoradoAug. 1, 1876     Apr. 22, 1984 
39.North DakotaNov. 2, 1889     Mar. 25, 1991 
40.South DakotaNov. 2, 1889     Feb. 21, 1985 
41.MontanaNov. 8, 1889     Mar. 17, 1987 
42.WashingtonNov. 11, 1889       
43.IdahoJul. 3, 1890     Mar. 23, 1989 
44.WyomingJul. 10, 1890     Mar. 6, 1978 
45.UtahJan. 4, 1896     Feb. 25, 1986 
46.OklahomaNov. 16, 1907     Jul. 10, 1985 
47.New MexicoJan. 6, 1912     Feb. 14, 1986 
48.ArizonaFeb. 14, 1912     Apr. 3, 1985 
49.AlaskaJan. 3, 1959     May 6, 1989 
50HawaiiAug. 21, 1959       

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