what percentage of the us population is adults
Demography of the United States There were about 125.9 million adult women in the United States in 2014. The number of men was 119.4 million. At age 85 and older, there were almost twice as many women as men (4 million vs. 2.1 million). People under 21 years of age made up over a quarter of the U.S. population (27.1%), and people age 65 and over made up one-seventh (14.5%).[10] The national median age was 37.8 years in 2015.[11]
Race and ethnicity in the United States As of July 2016[update], White Americans are the racial majority. African Americans are the largest racial minority, amounting to an estimated 12.7% of the population. Hispanic and Latino Americans amount to an estimated 17.8% of the total U.S. population, making up the largest ethnic minority.[8] The White, non-Hispanic or Latino population make up 61.3% of the nation's total, with the total White population (including White Hispanics and Latinos) being 76.9%.[9]