what is considered middle age in the united states
Middle age According to the Oxford English Dictionary middle age is between 45 and 65:[2] "The period between early adulthood and old age, usually considered as the years from about 45 to 65." The US Census lists the category middle age from 45 to 65. Merriam-Webster list middle age from 45 to 64,[3] while prominent psychologist Erik Erikson saw it starting a little earlier and defines middle adulthood as between 40 and 65. The Collins English Dictionary, list it between the ages of 40 and 60.[4] and the Diagnostic and Statistical Manual of Mental Disorders - the standard diagnostic manual of the American Psychiatric Association - used to define middle age as 40 to 60, but as of DSM-IV (1994) revised the definition upwards to 45 to 65.
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]