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

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In contrast, the population under 15 is expecte d to increase by only 6 percent during the same from 1.83 billion to 1.93 billion. The Census Bureau said that in the Unite States those 65 and older will more than doubldeby 2050, rising from 39 millionn today to 89 million. While children are projected to stilo outnumber the older population worldwideein 2050, the under 15 populationb in the United States is expected to fall beloe the older population by that date, increasinf from 62 million today to 85 These figures come from the world population estimates and projections releasedd today through the Census Bureau's International Data This latest update includes projections by age, including peoplr 100 and older, for 227 countries and areas.
Less than 8 percenr of the world's population is 65 and older. By the world's population 65 and oldeer is expected to reach 12 andby 2050, that share is expectefd to grow to 16 percent. "This shify in the age structure ofthe world's population poses challenged to society, families, businesses, healt h care providers and policymakerss to meet the needs of aging said Wan He, demographer in the Census Bureau'ws Population Division. Europe likely will continue to be the oldest region in the by 2050, 29 percent of its totapl population is projected to be 65 and older.
On the otherr hand, sub-Saharan Africa is expected to remain the youngest regionn as a result of relatively higherfertilityu and, in some nations, the impacyt of HIV/AIDS. Only 5 percent of Africa's population is projectede to be 65 and olderin 2050. Countriez experiencing relatively rapid declines in fertility combined with longerd life spans will face increasinglyolder populations. These countries will see the highest growtjh rates in their older populations over the next40 years. Therd are four countries with 20 percent or more of theird population 65and older: Germany, Japan and Monaco.
By 2030, 55 countriews are expected to have atleasy one-in-five of their total population in this age by 2050, the number of countries could rise to more than 100. Althougy China and India are the world's most populousd countries, their older populations do not represent larged percentages of their totalpopulations However, these countries do have the largest numbert of older people -- 109 million and 62 million, Both countries are projectex to undergo more rapid aging, and by 2050, will have aboutf 350 million and 240 million peoplse 65 and older, respectively.