The country has passed the U.N. threshold of a "super-aged society," with one in five of the population now aged over 65.

South Korea has become a “super-aged” society with one in five people aged 65 or older, official data showed Tuesday, underscoring the country’s deepening demographic crisis.

South Korea has become a "super-aged society", with 20% of its population aged 65 or older, official data showed on Tuesday, a gloomy trend driven by an alarmingly low birth rate.

Korea has officially become a super-aged society, with over 10 million people aged 65 or older, accounting for 20 percent of the total population.

Korea has become a “super-aged” society, a concept defined by the United Nations, as the proportion of citizens aged 65 or older accounts for 20 percent of its population, according to the Ministry of the Interior and Safety on Tuesday.