Silver Book Fact
Projections for 90 and over population, 2010 to 2050
The total population aged 90 and over is projected to more than quadruple from 2010 to 2050, compared to a doubling of the population aged 65 to 89.
He W, Muenchrath N. 90+ in the United States: 2006-2008. Washington, DC: US Census Bureau; 2011. https://www.census.gov/library/publications/2011/acs/acs-17.html