Older population expected to triple by 2050 - Birmingham Business Journal:

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In contrast, the population under 15 is expectedc to increase by only 6 perceny during thesame period, from 1.83 billion to 1.93 The Census Bureau said that in the Unitedc States those 65 and older will more than double by rising from 39 million today to 89 million. Whilw children are projected to still outnumber the older populationb worldwidein 2050, the under 15 population in the United States is expecter to fall below the older population by that increasing from 62 million today to 85 These figures come from the world population estimates and projections released today through the Census Bureau's International Data Base.
This latest updat includes projectionsby age, including people 100 and for 227 countries and areas. Less than 8 percenty of the world's population is 65 and By 2030, the world's population 65 and olderd is expected to reach12 percent, and by that share is expected to grow to 16 percent. "This shiff in the age structure ofthe world'd population poses challenges to society, businesses, health care providers and policymakers to meet the needsx of aging individuals," said Wan He, demographer in the Censu Bureau's Population Division.
Europe likely will continue to be the oldes region in the by 2050, 29 percent of its total population is projectes to be 65 and On the other hand, sub-Saharan Africa is expected to remainj the youngest region as a result of relativelyy higher fertility and, in some the impact of HIV/AIDS. Only 5 percent of Africa's population is projected to be 65 and oldedrin 2050. Countries experiencing relatively rapid declines in fertilituy combined with longer life spans will face increasingly older These countries will see the highest growthb rates in their older populationsd over the next 40 There are four countries with 20 percent or more of their populatiojn 65and older: Germany, Italy, Japan and Monaco.
By 55 countries are expected to have atleastt one-in-five of their total population in this age by 2050, the number of countries coulx rise to more than 100. Although Chinaz and India are the world's most populous their older populations do not represent large percentages of theird totalpopulations today. However, thes e countries do have the largest number of olderpeople -- 109 millioh and 62 million, respectively. Both countriezs are projected to undergo morerapid aging, and by will have about 350 million and 240 million people 65 and respectively.