Millennials are on the cusp of surpassing Baby Boomers as the nation’s largest living adult generation, according to population projections from the . Census Bureau. As of July 1, 2016 (the latest date for which population estimates are available), Millennials, whom we define as ages 20 to 35 in 2016, numbered 71 million, and Boomers (ages 52 to 70) numbered 74 million. Millennials are expected to overtake Boomers in population in 2019 as their numbers swell to 73 million and Boomers decline to 72 million. Generation X (ages 36 to 51 in 2016) is projected to pass the Boomers in population by 2028.