Average age of population | French Guiana

The average age of population of French Guiana in 2025 amounted to 24.96 years old, which is 0.411% less than in 2024, when it was  25.06 years old. It has been falling in this country for already 2 years in a row. Over the entire period of data from the United Nations Department of Economic and Social Affairs since 1950, this indicator has decreased in 1.03 times. The lowest average age of population was recorded in 1974, when it was 20.50 years old. The highest value was in 1950, when average age of population in French Guiana reached 25.80 years old. The data is sourced from the UN report "World Population Prospects 2024", with the values for 2024 and 2025 being projections.