Generation Born %Population Boomers 1946-1964 21.19% Generation X 1965-1980 19.85% Millennials 1981-1996 21.9% Generation Z 1997-2012 20.46% For people who like to point at one generation and lay blame remember that none of these generations has exceeded 25% of the voting age population. As you can see from the current statistics it takes more than two generations worth of adult voters to reach a majority.