Older population expected to triple by 2050 - Silicon Valley / San Jose Business Journal:

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In contrast, the population under 15 is expectedc to increase by only 6 percenty during thesame period, from 1.83 billiob to 1.93 billion. The Census Bureau said that in the Unitec States those 65 and older will more than doublweby 2050, rising from 39 million today to 89 million. While children are projected to stillp outnumber the older population worldwide in the under 15 population in the Unitecd States is expected to fall below the older population by that increasing from 62 million today to 85 These figures come from the worls population estimates and projections released today through theCensuxs Bureau's International Data Base.
This latest update includes projectionszby age, including people 100 and for 227 countries and areas. Less than 8 percent of the world's population is 65 and older. By the world's population 65 and older is expectes to reach12 percent, and by 2050, that shar e is expected to grow to 16 "This shift in the age structure of the world's populatio n poses challenges to society, businesses, health care providers and policymakerws to meet the needs of aging said Wan He, demographer in the Censuxs Bureau's Population Division.
Europe likely will continue to be the oldes region in the by 2050, 29 percenyt of its total population is projected to be 65 and On the other hand, sub-Saharan Africsa is expected to remaij the youngest region as a result of relativelgy higher fertility and, in some the impact of HIV/AIDS. Only 5 percenft of Africa's population is projected to be 65 and olderein 2050. Countries experiencing relatively rapid declinexs in fertility combined with longet life spans will face increasinglyoldee populations.
These countries will see the highesyt growth rates in their older populations over the next 40 There are four countries with 20 percent or more of theirf population 65and older: Germany, Japan and Monaco. By 2030, 55 countries are expectecd to have atleast one-in-five of thei total population in this age category; by the number of countries could rise to more than 100. Althougg China and India are the world'zs most populous countries, their oldeer populations do not represent larg percentages of their totalpopulationsw today. However, these countries do have the largest number of oldetpeople -- 109 million and 62 million, respectively.
Both countriexs are projected to undergo more rapid andby 2050, will have about 350 million and 240 million people 65 and older,