Age dependency ratio, young in Least developed countries

Least developed countries: Age dependency ratio, young was 66.6% in 2025. ▼ Falling

Latest (2025)
66.6%
Change on year
down 1.0%
Rank
9th
of 45 groups
All-time high
86.5%
in 1982
All-time low
66.6%
in 2025
Years of data
66
1960–2025

Age dependency ratio, young in Least developed countries, 1960–2025

020406080196019922025

Source: World Population Prospects, United Nations (UN), publisher: UN Population Division. Measured in % of working-age population.

Analysis

Least developed countries recorded 66.6% for age dependency ratio, young in 2025. That is the lowest value across all 66 years on record.

Compared with earlier readings it is down 1.0% on the previous year and down 8.9% over ten years.

Over the whole period, age dependency ratio, young in Least developed countries peaked at 86.5% in 1982 and was at its lowest, 66.6%, in 2025.

That places Least developed countries 9th out of 45 groups with data for 2025, putting it in the top quarter.

The long-run direction has been consistently falling across the 66 years of available data.

Age dependency ratio, young in Least developed countries, year by year

Annual values for Age dependency ratio, young (% of working-age population) in Least developed countries, 1960 to 2025.
Year % of working-age population Change
1960 77.7%
1961 78.1% +0.5%
1962 78.6% +0.6%
1963 79.2% +0.7%
1964 79.8% +0.8%
1965 80.4% +0.7%
1966 81.0% +0.7%
1967 81.5% +0.6%
1968 82.0% +0.6%
1969 82.4% +0.6%
1970 82.9% +0.6%
1971 83.4% +0.6%
1972 83.9% +0.6%
1973 84.4% +0.6%
1974 84.8% +0.4%
1975 85.0% +0.3%
1976 85.3% +0.3%
1977 85.5% +0.3%
1978 85.7% +0.2%
1979 85.9% +0.2%
1980 86.1% +0.3%
1981 86.4% +0.3%
1982 86.5% +0.2%
1983 86.5% -0.0%
1984 86.4% -0.1%
1985 86.3% -0.1%
1986 86.1% -0.2%
1987 85.9% -0.3%
1988 85.6% -0.3%
1989 85.3% -0.3%
1990 85.1% -0.3%
1991 84.7% -0.4%
1992 84.3% -0.5%
1993 84.0% -0.3%
1994 83.6% -0.5%
1995 83.1% -0.6%
1996 82.8% -0.3%
1997 82.6% -0.3%
1998 82.2% -0.6%
1999 81.6% -0.7%
2000 81.0% -0.7%
2001 80.5% -0.6%
2002 80.1% -0.5%
2003 79.8% -0.5%
2004 79.4% -0.5%
2005 78.9% -0.5%
2006 78.5% -0.5%
2007 78.0% -0.6%
2008 77.6% -0.6%
2009 77.1% -0.7%
2010 76.5% -0.7%
2011 75.8% -0.9%
2012 75.2% -0.9%
2013 74.5% -0.9%
2014 73.8% -0.9%
2015 73.0% -1.0%
2016 72.3% -1.0%
2017 71.6% -1.0%
2018 71.0% -0.9%
2019 70.4% -0.8%
2020 69.8% -0.8%
2021 69.2% -0.8%
2022 68.6% -0.9%
2023 67.9% -1.0%
2024 67.2% -1.0%
2025 66.6% -1.0%

Averages by decade

DecadeAverage LowestHighest Years
1960s 80.1% 77.7% 82.4% 10
1970s 84.7% 82.9% 85.9% 10
1980s 86.1% 85.3% 86.5% 10
1990s 83.4% 81.6% 85.1% 10
2000s 79.1% 77.1% 81.0% 10
2010s 73.4% 70.4% 76.5% 10
2020s 68.2% 66.6% 69.8% 6

Countries ranked near Least developed countries

  1. 6 Mali 88.3% compare
  2. 7 Angola 83.2% compare
  3. 8 Mozambique 83.2% compare
  4. 9 Burundi 82.3% compare
  5. 10 Uganda 78.9% compare
  6. 11 Mauritania 78.0% compare
  7. 12 Tanzania, United Republic of 77.5% compare

See the full ranking of 266 places →

More health data for Least developed countries

All data for Least developed countries →

Frequently asked questions

What is age dependency ratio, young in Least developed countries?
Age dependency ratio, young in Least developed countries was 66.6% in 2025, according to World Population Prospects, United Nations (UN), publisher: UN Population Division.
What is the highest age dependency ratio, young recorded in Least developed countries?
The highest recorded value was 86.5% in 1982.
What is the lowest age dependency ratio, young recorded in Least developed countries?
The lowest recorded value was 66.6% in 2025.
How does Least developed countries rank for age dependency ratio, young?
Least developed countries ranks 9th out of 45 groups with data for 2025.
Is age dependency ratio, young rising or falling in Least developed countries?
Over the last ten years it is down 8.9%. The long-run trend across the full record is falling.
Where does this Least developed countries data come from?
The figures come from World Population Prospects, United Nations (UN), publisher: UN Population Division, published as part of Age dependency ratio, young (% of working-age population). Statizoid updates them automatically from the source API.

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Age dependency ratio, young in Least developed countries. Statizoid, drawing on World Population Prospects, United Nations (UN), publisher: UN Population Division. Retrieved 30 August 2026, from https://health.statizoid.com/stat/age-dependency-ratio-young-percent-of-working-age-population/least-developed-countries-un-classification/

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About this data

Indicator
Age dependency ratio, young (% of working-age population)
Unit
% of working-age population
Source
World Population Prospects, United Nations (UN), publisher: UN Population Division
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
266 places, 17,526 data points, 1960–2025
Last refreshed

Age dependency ratio, young, is the ratio of younger dependents--people younger than 15--to the working-age population--those ages 15-64. Data are shown as the proportion of dependents per 100 working-age population.