| Start | End | Generation | Alive (Millions, US born) |
|---|---|---|---|
| 2013 | 2028 | Alpha | 47 |
| 1997 | 2012 | Zoomer | 65.07 |
| 1981 | 1996 | Millennial | 61.19 |
| 1965 | 1980 | GenX | 50.49 |
| 1946 | 1964 | Boomer | 52.75 |
| 1928 | 1945 | Silent | 7.29 |
| 1901 | 1927 | Greatest | .24 |
| 1883 | 1900 | Lost | Extinct |
| 1860 | 1882 | Missionary | Extinct |
| 1843 | 1859 | Progressive | Extinct |
| 1822 | 1842 | Gilded | Extinct |
| 1792 | 1821 | Transcendential | Extinct |
| 1767 | 1791 | Compromise | Extinct |
| 1742 | 1766 | Republican | Extinct |
| 1724 | 1741 | Liberty | Extinct |
| 1701 | 1723 | Awakening | Extinct |
| 1674 | 1700 | Enlightenment | Extinct |
| 1648 | 1673 | Glorious | Extinct |
| 1618 | 1647 | Cavalier | Extinct |
| 1588 | 1617 | Puritan | Extinct |
| 1566 | 1587 | Parliamentary | Extinct |
| 1541 | 1565 | Elizabethan | Extinct |
| 1512 | 1540 | Reprisal | Extinct |
| 1483 | 1511 | Reformation | Extinct |
| 1460 | 1482 | Humanist | Extinct |
| 1433 | 1460 | Arthurian | Extinct |