US States and When They Were Admitted to the Union
| State | State Abbreviation | Capital | Admitted to Union | President at Admission |
| Delaware | DE | Dover | December 7, 1787 | None |
| Pennsylvania | PA | Harrisburg | December 12, 1787 | None |
| New Jersey | NJ | Trenton | December 18, 1787 | None |
| Georgia | GA | Atlanta | January 2, 1788 | None |
| Connecticut | CT | Hartford | January 9, 1788 | None |
| Massachusetts | MA | Boston | February 6, 1788 | None |
| Maryland | MD | Annapolis | April 28, 1788 | None |
| South Carolina | SC | Columbia | May 23, 1788 | None |
| New Hampshire | NH | Concord | June 21, 1788 | None |
| Virginia | VA | Richmond | June 25, 1788 | None |
| New York | NY | Albany | July 26, 1788 | None |
| North Carolina | NC | Raleigh | November 21, 1789 | George Washington |
| Rhode Island | RI | Providence | May 29, 1790 | George Washington |
| Vermont | VT | Montpelier | March 4, 1791 | George Washington |
| Kentucky | KY | Frankfort | June 1, 1792 | George Washington |
| Tennessee | TN | Nashville | June 1, 1796 | George Washington |
| Ohio | OH | Columbus | March 1, 1803 | Thomas Jefferson |
| Louisiana | LA | Baton Rouge | April 30, 1812 | James Madison |
| Indiana | IN | Indianapolis | December 11, 1816 | James Madison |
| Mississippi | MS | Jackson | December 10, 1817 | James Monroe |
| Illinois | IL | Springfield | December 3, 1818 | James Monroe |
| Alabama | AL | Montgomery | December 14, 1819 | James Monroe |
| Maine | ME | Augusta | March 15, 1820 | James Monroe |
| Missouri | MO | Jefferson City | August 10, 1821 | James Monroe |
| Arkansas | AR | Little Rock | June 15, 1836 | Andrew Jackson |
| Michigan | MI | Lansing | January 26, 1837 | Andrew Jackson |
| Florida | FL | Tallahassee | March 3, 1845 | John Tyler |
| Texas | TX | Austin | December 29, 1845 | James Knox Polk |
| Iowa | IA | Des Moines | December 28, 1846 | James Knox Polk |
| Wisconsin | WI | Madison | May 29, 1848 | James Knox Polk |
| California | CA | Sacramento | September 9, 1850 | Millard Fillmore |
| Minnesota | MN | St. Paul | May 11, 1858 | James Buchanan |
| Oregon | OR | Salem | February 14, 1859 | James Buchanan |
| Kansas | KS | Topeka | January 29, 1861 | James Buchanan |
| West Virginia | WV | Charleston | June 20, 1863 | Abraham Lincoln |
| Nevada | NV | Carson City | October 31, 1864 | Abraham Lincoln |
| Nebraska | NE | Lincoln | March 1, 1867 | Andrew Johnson |
| Colorado | CO | Denver | August 1, 1876 | Ulysses Simpson Grant |
| North Dakota | ND | Bismarck | November 2, 1889 | Benjamin Harrison |
| South Dakota | SD | Pierre | November 2, 1889 | Benjamin Harrison |
| Montana | MT | Helena | November 8, 1889 | Benjamin Harrison |
| Washington | WA | Olympia | November 11, 1889 | Benjamin Harrison |
| Idaho | ID | Boise | July 3, 1890 | Benjamin Harrison |
| Wyoming | WY | Cheyenne | July 10, 1890 | Benjamin Harrison |
| Utah | UT | Salt Lake City | January 4, 1896 | Grover Cleveland |
| Oklahoma | OK | Oklahoma City | November 16, 1907 | Theodore Roosevelt |
| New Mexico | NM | Santa Fe | January 6, 1912 | William Howard Taft |
| Arizona | AZ | Phoenix | February 14, 1912 | William Howard Taft |
| Alaska | AK | Juneau | January 3, 1959 | Dwight David Eisenhower |
| Hawaii | HI | Honolulu | August 21, 1959 | Dwight David Eisenhower |