Silver Book Fact
U.S. life expectancy after age 65 (2009)
Americans who reach the age of 65 have an average life expectancy of an additional 18.6 years (19.8 for females and 17.1 for males).
Administration on Aging. A Profile of Older Americans: 2009. Washington, DC: US Department of Health and Human Services; 2010. https://www.acl.gov/sites/default/files/Aging%20and%20Disability%20in%20America/2009profile_508.pdf