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Japan’s Population to Live Nearly a Century and a Quarter Longer by 2100
Japan maintains its position at the top of the longevity chart, with an average life expectancy of 94.4 years projected for 2100. Experts attribute this continuation to innovative healthcare systems, advanced medical research, and the country’s focus on healthy aging initiatives. Japan’s longevity is driven by a combination of these factors along with cultural practices that emphasize physical activity and balanced diets.
Microstates and Small Nations Outshine Larger Countries in Longevity
San Marino, with a staggering 93.98 years, and Andorra at 93.01 years, are leading the global scene among small nations. Despite their limited size, these countries benefit from high standards of living, excellent healthcare, and low pollution levels. South Korea, consistently among the top, is expected to reach an average of 93.14 years in 2100, thanks to continued medical innovations and healthier lifestyle adoption.
European Countries: Longevity Champions of the Continent
European nations dominate the list with Spain, Switzerland, Italy, and Singapore rounding out the top 10. Spain’s life expectancy is projected at 92.87 years, supported by a Mediterranean diet and strong healthcare infrastructure. Switzerland, known for its precision medicine and high-quality healthcare, is anticipated to reach 92.79 years.
Sweden, France, and Norway are also expected to see their citizens live past 92 years, emphasizing the region’s commitment to healthcare excellence. Finland and Portugal are close behind, with projections indicating their populations will live more than 91 years on average.
Australia, Canada, and New Zealand: The Pacific and Atlantic Basin’s Longevity Leaders
Australia, Canada, and New Zealand stand out for their impressive life expectancies—92.62, 91.75, and 90.99 years respectively. These nations benefit from abundant natural resources, universal healthcare systems, and active lifestyles. They are expected to continue this trend into 2100, maintaining high standards of health and well-being.
Middle Eastern and Asian Powers Showing Promising Longevity Trends
The United Arab Emirates leads the Middle East with an anticipated average lifespan of 91.56 years, followed closely by Israel and Qatar. Advanced healthcare systems and economic prosperity contribute to this trend.
In Asia, Singapore is expected to live up to 92.70 years, thanks to its cutting-edge healthcare technology and emphasis on preventive medicine. Taiwan and South Korea are also projected to have citizens living well into their 90s, reflecting the region’s rapid modernization of health services.
Western Europe’s Steady Rise in Life Expectancy
The United Kingdom, Germany, and the Netherlands show a promising longevity outlook, with projections of 90.59, 90.78, and 91.54 years. These nations continue to invest heavily in health infrastructure and social services, supporting aging populations that can expect to enjoy longer, healthier lives.
North and Central America: Notable Longevity Improvements
Canada, Costa Rica, and Panama have notable improvements in life expectancy, with 91.75, 91.16, and 90.13 years. Costa Rica’s focus on eco-health and social stability, combined with high-quality care, is boosting its residents’ longevity prospects.
The U.S., often debated regarding healthcare disparities, is projected to reach an average of 89.17 years, showing steady gains thanks to medical innovations and preventive health measures.
Balkan and Eastern European Countries: Moving Toward Longer Lives
Poland, Croatia, and Albania are expected to see their populations living nearly 90 years on average, reflecting improvements in healthcare access and economic development. These shifts are promising signs of health advancements spreading across regions traditionally facing challenges.
Southeast and Latin America: Growing Longevity Trends
Chile, Colombia, and Panama are advancing rapidly, with projected life expectancies of 91.25, 88.87, and 90.13 years. Greater investment in healthcare infrastructure and public health initiatives are key factors behind these improvements.
Taiwan and Qatar: Rising as Regional Longevity Leaders
Taiwan’s projected lifespan of 90.87 years and Qatar’s 90.88 reflect their position as Asian and Middle Eastern regions investing heavily in health technology and luxury healthcare services to ensure longer, healthier lives for their citizens.
Conclusion: What’s Driving the Longevity Boom?
Across the globe, a combination of advancements in healthcare, healthier lifestyles, better nutrition, and socioeconomic improvements are fueling increased life expectancy. Countries that foster innovation and prioritize public health are poised to see their populations reach unprecedented ages by 2100. As nations continue to strategize around health policies, the overall trend points toward longer, healthier lives worldwide.
Source: UN – World Population Prospects 2024



