Date of Flag | Additional states with date of entry into Union |
| 13 stars - 1777 to 1795 | Delaware (December 7, 1787) Pennsylvania (December 12, 1787) New Jersey (December 18, 1787) Georgia (January 2, 1788) Connecticut (January 9, 1788) Massachusetts (February 6, 1788) Maryland (April 28, 1788) South Carolina (May 23, 1788) New Hampshire (June 21, 1788) Virginia (June 25, 1788) New York (July 26, 1788) North Carolina (November 21, 1789) Rhode Island (May 29, 1790) |
| 15 stars - 1795 to 1818 | Vermont (March 4, 1791) Kentucky (June 1, 1792) |
| 20 stars - 1818 to July 3, 1819 | Tennessee (June 1, 1796) Ohio (March 1, 1803) Louisiana (April 30, 1812) Indiana (December 11, 1816) Mississippi (December 10, 1817) |
| 21 stars - July 4, 1819 to July 3, 1820 | Illinois (December 3, 1818) |
| 23 stars - July 4, 1820 to July 3, 1822 | Alabama (December 14, 1819) Maine (March 15, 1820) |
| 24 stars - July 4, 1822 to July 3, 1836 | Missouri (August 10, 1821) |
| 25 stars - July 4, 1836 to July 3, 1837 | Arkansas (June 15, 1836) |
| 26 stars - July 4, 1837 to July 3, 1845 | Michigan (Jan 26, 1837) |
| 27 stars - July 4, 1845 to July 3, 1846 | Florida (March 3, 1845) |
| 28 stars - July 4, 1846 to July 3, 1847 | Texas (December 29, 1845) |
| 29 stars - July 4, 1847 to July 3, 1848 | Iowa (December 28, 1846) |
| 30 stars - July 4, 1848 to July 3, 1851 | Wisconsin (May 29, 1848) |
| 31 stars - July 4, 1851 to July 3, 1858 | California (September 9, 1850) |
| 32 stars - July 4, 1858 to July 3, 1859 | Minnesota (May 11, 1858) |
| 33 stars - July 4, 1859 to July 3, 1861 | Oregon (February 14, 1859) |
| 34 stars - July 4, 1861 to July 3, 1863 | Kansas (January 29, 1861) |
| 35 stars - July 4, 1863 to July 3, 1865 | West Virginia (June 20, 1863) |
| 36 stars - July 4, 1865 to July 3, 1867 | Nevada (October 31, 1864) |
| 37 stars - July 4, 1867 to July 3, 1877 | Nebraska (March 1, 1867) |
| 38 stars - July 4, 1877 to July 3, 1890 | Colorado (August 1, 1876) |
| 43 stars - July 4, 1890 to July 3, 1891 | North Dakota (November 2, 1889) South Dakota (November 2, 1889) Montana (November 8, 1889) Washington (November 11, 1889) Idaho (July 3, 1890) |
| 44 stars - July 4, 1891 to July 3, 1896 | Wyoming (July 10, 1890) |
| 45 stars - July 4, 1896 to July 3, 1908 | Utah (January 4, 1896) |
| 46 stars - July 4, 1908 to July 3, 1912 | Oklahoma (November 16, 1907) |
| 48 stars - July 4, 1912 to July 3, 1959 | New Mexico (January 6, 1912) Arizona (February 14, 1912) |
| 49 stars - July 4, 1959 to July 3, 1960 | Alaska (January 3, 1959) |
| 50 stars - July 4, 1960 to present | Hawaii (August 21, 1959) |