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What country has the worst aging population?

Published in Aging & Demographics 2 mins read

The country with the most significant aging population, often referred to as having the "worst" in terms of demographic challenges related to an older demographic, is Japan.

Japan holds the distinction of having the highest proportion of its population aged 65 and above, a key indicator of an aging populace. Approximately 28% of Japan's population falls into this age bracket, presenting unique societal and economic considerations.

Understanding an Aging Population

An "aging population" refers to a demographic shift where the median age of a population rises, usually due to rising life expectancy and/or declining birth rates. While increased longevity is a positive outcome, a rapidly aging population can lead to several challenges:

  • Economic Strain: A shrinking workforce supports a growing number of retirees, potentially impacting productivity, tax revenues, and pension systems.
  • Healthcare Demands: Older populations typically require more extensive healthcare services, increasing the burden on national health systems.
  • Social Changes: Shifts in family structures, community support networks, and social services are often necessary.

Top Countries with Significant Aging Populations

While Japan leads, several other nations, particularly in Europe, are also experiencing substantial demographic shifts towards older populations. These countries face similar pressures and are actively exploring strategies to adapt to their changing demographics.

Here's a look at some of the countries with the highest percentages of their population aged 65 and above:

Rank Country Percentage (65+ population)
1 Japan 28%
2 Italy 23%
3 Finland Just under 22%
4 Portugal Just under 22%
5 Greece Just under 22%

Note: Percentages are approximate as of recent demographic reports, highlighting the trend of significantly aging populations across Asia and Europe.

For more information on global demographic trends and population data, you can refer to resources from organizations like the Population Reference Bureau.