Question: when was washington state admitted to the union
Answer: aska 000000001867 - 03 - 01 - 0000 March 1 , 1867 ( admitted ) Nebraska Territory 38 Colorado 000000001876 - 08 - 01 - 0000 August 1 , 1876 ( admitted ) Colorado Territory 39 North Dakota 000000001889 - 11 - 02 - 0000 November 2 , 1889 ( admitted ) Dakota Territory ( part ) 40 South Dakota 000000001889 - 11 - 02 - 0000 November 2 , 1889 ( admitted ) Dakota Territory ( part ) 41 Montana 000000001889 - 11 - 08 - 0000 November 8 , 1889 ( admitted ) Montana Territory 42 Washington 000000001889 - 11 - 11 - 0000 November 11 , 1889 ( admitted ) Washington Territory 43 Idaho 000000001890 - 07 - 03 - 0000 July 3 , 1890 ( admitted ) Idaho Territory 44 Wyoming 000000001890 - 07 - 10 - 0000 July 10 , 1890 ( admitted ) Wyoming Territory 45 Utah 000000001896 - 01 - 04 - 0000 January 4 , 1896 ( admitted ) Utah Territory 46 Oklahoma 000000001907 - 11 - 16 - 0000 November 16 , 1907 ( admitted ) Oklahoma Territory and Indian Territory 47 New Mexico 000000001912 - 01 - 06 - 0000 January 6 , 1912 ( admitted ) New Mexico Territory 48 Arizona 000000