List of Generations by Age


Generations is the terminology given to groups of people born in a certain period of time. This period of time is defined based on significant events occurring in the world at that time. Up until Lost Generation, the Strauss–Howe generational theory years of birth were taken into account. After that, other more commonly accepted dates are presented. Generations can be identified by year of birth or age.

Ages from all generations

This list shows the hypothetical maximum and minimum ages of each generation in the current year.

Older Age
(if Alive)
Younger Age
(if Alive)
1Arthurian Generation589562
2Humanist Generation561540
3Reformation Generation539511
4Reprisal Generation510482
5Elizabethan Generation481457
6Parliamentary Generation456435
7Puritan Generation434405
8Cavalier Generation404375
9Glorious Generation374349
10Enlightenment Generation348322
11Awakening Generation321299
12Liberty Generation298281
13Republican Generation280256
14Compromise Generation255231
15Transcendental Generation230201
16Gilded Generation200180
17Progressive Generation179163
18Missionary Generation162140
19Lost Generation139122
20Greatest Generation (aka G.I. Generation)12195
21Silent Generation9477
22Baby Boomers (aka Baby Boom Generation)7658
23Generation X (aka 13th Generation)5742
24Millennials (aka Millennial Generation)4126
25Generation Z (aka Homeland Generation)2510
26Generation Alpha9-3

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