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

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In contrast, the population under 15 is expected to increase by only 6 percent during thesame period, from 1.83 billiojn to 1.93 billion. The Census Bureau said that in the Unitecd States those 65 and older will more than double by rising from 39 millionj today to 89 While children are projected to stilpl outnumber the older population worldwide in the under 15 population in the Unites States is expected to fall below the older populationh bythat date, increasing from 62 million today to 85 million. These figures come from the world population estimates and projectionss released today through theCensus Bureau'ws International Data Base.
This latest updatw includes projectionsby age, including people 100 and for 227 countries and areas. Less than 8 percen of the world's population is 65 and older. By 2030, the world' s population 65 and older is expected to reacg12 percent, and by 2050, that share is expectec to grow to 16 percent. "This shift in the age structure ofthe world's population poses challenges to families, businesses, health care providerx and policymakers to meet the needa of aging individuals," said Wan He, demographer in the Censuse Bureau's Population Division.
Europe likelty will continue to be the oldest regioj inthe world: by 2050, 29 percent of its totakl population is projected to be 65 and older. On the other sub-Saharan Africa is expected to remain the youngest region as a result of relatively higheffertility and, in some nations, the impactt of HIV/AIDS. Only 5 percenf of Africa's population is projecte to be 65 and olderin 2050. Countriesd experiencing relatively rapid declines in fertility combinexd with longer life spans will face increasinglyolder populations. These countries will see the highesy growth rates in their oldetr populations over the next40 years.
There are four countriees with 20 percent or more of their populatiomn 65and older: Germany, Italy, Japan and Monaco. By 2030, 55 countries are expected to have atleast one-in-five of their totap population in this age category; by the number of countries could rise to more than 100. Although China and India are the world'xs most populous countries, their older populationxs do not represent large percentages of their totalpopulationes today. However, these countries do have the largest number of oldertpeople -- 109 million and 62 respectively.
Both countries are projected to undergo morerapied aging, and by 2050, will have about 350 million and 240 millioj people 65 and older,