Age dependency ratio in Least developed countries

Least developed countries: Age dependency ratio was 74.7% in 2025. ▼ Falling

Latest (2025)
74.7%
Change on year
down 0.8%
Rank
9th
of 45 groups
All-time high
93.1%
in 1982
All-time low
74.7%
in 2025
Years of data
66
1960–2025

Age dependency ratio in Least developed countries, 1960–2025

020406080100196019922025

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

Analysis

In 2025, age dependency ratio in Least developed countries stood at 74.7%. That is the lowest value across all 66 years on record.

Compared with earlier readings it is down 0.8% on the previous year and down 7.7% over ten years.

Over the whole period, age dependency ratio in Least developed countries peaked at 93.1% in 1982 and was at its lowest, 74.7%, 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 in Least developed countries, year by year

Annual values for Age dependency ratio (% of working-age population) in Least developed countries, 1960 to 2025.
Year % of working-age population Change
1960 83.5%
1961 83.9% +0.5%
1962 84.4% +0.6%
1963 85.0% +0.7%
1964 85.6% +0.8%
1965 86.3% +0.7%
1966 86.8% +0.7%
1967 87.4% +0.6%
1968 87.9% +0.6%
1969 88.4% +0.6%
1970 88.9% +0.6%
1971 89.4% +0.6%
1972 89.9% +0.6%
1973 90.5% +0.6%
1974 90.9% +0.5%
1975 91.2% +0.4%
1976 91.5% +0.3%
1977 91.8% +0.3%
1978 92.1% +0.2%
1979 92.3% +0.2%
1980 92.6% +0.3%
1981 92.9% +0.4%
1982 93.1% +0.2%
1983 93.1% -0.0%
1984 93.0% -0.1%
1985 92.9% -0.1%
1986 92.8% -0.2%
1987 92.5% -0.3%
1988 92.2% -0.3%
1989 92.0% -0.3%
1990 91.8% -0.2%
1991 91.4% -0.4%
1992 91.0% -0.4%
1993 90.8% -0.3%
1994 90.3% -0.5%
1995 89.9% -0.5%
1996 89.7% -0.2%
1997 89.5% -0.2%
1998 89.1% -0.4%
1999 88.6% -0.6%
2000 88.1% -0.6%
2001 87.7% -0.5%
2002 87.4% -0.4%
2003 87.0% -0.4%
2004 86.6% -0.4%
2005 86.2% -0.5%
2006 85.9% -0.4%
2007 85.5% -0.5%
2008 85.0% -0.5%
2009 84.5% -0.6%
2010 84.0% -0.6%
2011 83.4% -0.7%
2012 82.8% -0.7%
2013 82.2% -0.8%
2014 81.5% -0.8%
2015 80.9% -0.8%
2016 80.1% -0.9%
2017 79.5% -0.8%
2018 78.9% -0.7%
2019 78.3% -0.7%
2020 77.8% -0.7%
2021 77.2% -0.8%
2022 76.6% -0.8%
2023 75.9% -0.8%
2024 75.3% -0.8%
2025 74.7% -0.8%

Averages by decade

DecadeAverage LowestHighest Years
1960s 85.9% 83.5% 88.4% 10
1970s 90.9% 88.9% 92.3% 10
1980s 92.7% 92.0% 93.1% 10
1990s 90.2% 88.6% 91.8% 10
2000s 86.4% 84.5% 88.1% 10
2010s 81.2% 78.3% 84.0% 10
2020s 76.2% 74.7% 77.8% 6

Countries ranked near Least developed countries

  1. 6 Mali 92.9% compare
  2. 7 Chad 92.6% compare
  3. 8 Angola 88.7% compare
  4. 9 Mozambique 88.3% compare
  5. 10 Burundi 87.0% compare
  6. 11 Mauritania 83.9% compare
  7. 12 Tanzania 83.1% 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 in Least developed countries?
Age dependency ratio in Least developed countries was 74.7% in 2025, according to World Population Prospects, United Nations (UN), publisher: UN Population Division.
What is the highest age dependency ratio recorded in Least developed countries?
The highest recorded value was 93.1% in 1982.
What is the lowest age dependency ratio recorded in Least developed countries?
The lowest recorded value was 74.7% in 2025.
How does Least developed countries rank for age dependency ratio?
Least developed countries ranks 9th out of 45 groups with data for 2025.
Is age dependency ratio rising or falling in Least developed countries?
Over the last ten years it is down 7.7%. 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 (% of working-age population). Statizoid updates them automatically from the source API.

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Age dependency ratio in Least developed countries. Statizoid, drawing on World Population Prospects, United Nations (UN), publisher: UN Population Division. Retrieved 29 August 2026, from https://health.statizoid.com/stat/age-dependency-ratio-percent-of-working-age-population/least-developed-countries-un-classification/

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About this data

Indicator
Age dependency ratio (% 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 is the ratio of dependents--people younger than 15 or older than 64--to the working-age population--those ages 15-64. Data are shown as the proportion of dependents per 100 working-age population.