Population of Iceland 2013-2023, by age

The population in Iceland increased steadily over the past 10 years. Of the 387,758 people living in Iceland at the beginning of 2023, people between 20 and 39 years of age made up the largest age group. The second largest age group was those aged 40 to 59 years. Above 13,000 people aged 80 years or more live in Iceland. The Icelandic population consists of more men than women.