Upper middle income Countries Ranked by Age dependency ratio (young) (2025)
Age dependency ratio (young): each country's latest value (2020–2025), ranked from highest to lowest. Source: The World Bank (CC BY 4.0).
Summary
Samoa ranks #1 with 68.1 children under 15 per 100 working-age people. Equatorial Guinea is second with 62.7 children under 15 per 100 working-age people, 8.7% behind. The top five are Samoa, Equatorial Guinea, Gabon, Tonga and Iraq. The median across all 59 is 33.8 children under 15 per 100 working-age people; Bosnia and Herzegovina is last at 20 children under 15 per 100 working-age people. Samoa's figure has fallen 8% since 2001 (74.1 children under 15 per 100 working-age people to 68.1 children under 15 per 100 working-age people in 2025).
- #1
- Samoa · 68.1 children under 15 per 100 working-age people
- Median
- 33.8 children under 15 per 100 working-age people
- Coverage
- 59 Upper middle income countries
- Data year
- 2025
- Last updated
- 2026-11-14
Full ranking
About the top 10
#1 Samoa
Samoa ranks #1 on this list with 68.1 children under 15 per 100 working-age people.
- Capital
- Apia
- Continent
- Oceania
- Income group
- Upper middle income
- Population
- 219,310 people (2025)
- GDP
- US$1.29 billion (2025)
- GDP per person
- US$5,873 (2025)
- Life expectancy
- 71.8 years (2024)
- Urban population
- 17.5% of population (2025)
Also ranks #3 in rural population share · #4 in diabetes prevalence · #16 in age dependency ratio.
#2 Equatorial Guinea
Equatorial Guinea ranks #2 on this list with 62.7 children under 15 per 100 working-age people.
- Capital
- Ciudad de la Paz
- Continent
- Africa
- Income group
- Upper middle income
- Population
- 1.94 million people (2025)
- GDP
- US$12.82 billion (2025)
- GDP per person
- US$6,615 (2025)
- Life expectancy
- 63.9 years (2024)
- Urban population
- 71.6% of population (2025)
Also ranks #7 in forest area share · #13 in male population share · #13 in industry value added share of gdp.
#3 Gabon
Gabon ranks #3 on this list with 60.8 children under 15 per 100 working-age people.
- Capital
- Libreville
- Continent
- Africa
- Income group
- Upper middle income
- Population
- 2.59 million people (2025)
- GDP
- US$21.43 billion (2025)
- GDP per person
- US$8,263 (2025)
- Life expectancy
- 68.5 years (2024)
- Urban population
- 92.1% of population (2025)
Also ranks #3 in forest area share · #4 in renewable energy share · #6 in unemployment rate.
#4 Tonga
Tonga ranks #4 on this list with 60 children under 15 per 100 working-age people.
- Capital
- Nukuʻalofa
- Continent
- Oceania
- Income group
- Upper middle income
- Population
- 103,740 people (2025)
- GDP
- US$679.22 million (2025)
- GDP per person
- US$6,547 (2025)
- Life expectancy
- 73.1 years (2024)
- Urban population
- 21.2% of population (2025)
Also ranks #7 in rural population share · #10 in completion rate (primary) · #11 in income share of poorest 10%.
#5 Iraq
Iraq ranks #5 on this list with 59.5 children under 15 per 100 working-age people.
- Capital
- Baghdad
- Continent
- Asia
- Income group
- Upper middle income
- Population
- 47.02 million people (2025)
- GDP
- US$254.37 billion (2025)
- GDP per person
- US$5,410 (2025)
- Life expectancy
- 72.4 years (2024)
- Urban population
- 69.9% of population (2025)
Largest cities: Baghdad, Mosul, Basra.
Also ranks #2 in natural resource rents share of gdp · #2 in oil rents share of gdp · #9 in industry value added share of gdp.
#6 Marshall Islands
Marshall Islands ranks #6 on this list with 55.4 children under 15 per 100 working-age people.
- Capital
- Majuro
- Continent
- Oceania
- Income group
- Upper middle income
- Population
- 36,282 people (2025)
- GDP
- US$308 million (2025)
- GDP per person
- US$8,489 (2025)
- Life expectancy
- 67.1 years (2024)
- Urban population
- 79.1% of population (2025)
Also ranks #2 in diabetes prevalence · #5 in health expenditure share of gdp · #5 in completion rate (lower secondary).
#7 Tuvalu
Tuvalu ranks #7 on this list with 55.1 children under 15 per 100 working-age people.
- Capital
- Funafuti
- Continent
- Oceania
- Income group
- Upper middle income
- Population
- 9,492 people (2025)
- GDP
- US$57.35 million (2025)
- GDP per person
- US$6,041 (2025)
- Life expectancy
- 67.3 years (2024)
- Urban population
- 65.4% of population (2025)
Also ranks #1 in agricultural land share · #1 in health expenditure share of gdp · #1 in literacy rate.
#8 Micronesia, Fed. Sts.
Micronesia, Fed. Sts. ranks #8 on this list with 50.5 children under 15 per 100 working-age people.
- Capital
- Palikir
- Continent
- Oceania
- Income group
- Upper middle income
- Population
- 113,680 people (2025)
- GDP
- US$501.8 million (2025)
- GDP per person
- US$4,414 (2025)
- Life expectancy
- 67.4 years (2024)
- Urban population
- 22.5% of population (2025)
Also ranks #1 in forest area share · #3 in education expenditure share of gdp · #7 in health expenditure share of gdp.
#9 Mongolia
Mongolia ranks #9 on this list with 50.1 children under 15 per 100 working-age people.
- Capital
- Ulaanbaatar
- Continent
- Asia
- Income group
- Upper middle income
- Population
- 3.57 million people (2025)
- GDP
- US$25.37 billion (2025)
- GDP per person
- US$7,108 (2025)
- Life expectancy
- 72.4 years (2024)
- Urban population
- 71.1% of population (2025)
Largest cities: Ulaanbaatar.
Also ranks #3 in mineral rents share of gdp · #4 in bank branches per 100,000 adults · #5 in hospital beds per 10,000.
#10 Botswana
Botswana ranks #10 on this list with 50 children under 15 per 100 working-age people.
- Capital
- Gaborone
- Continent
- Africa
- Income group
- Upper middle income
- Population
- 2.56 million people (2025)
- GDP
- US$19.93 billion (2025)
- GDP per person
- US$7,778 (2025)
- Life expectancy
- 69.3 years (2024)
- Urban population
- 68% of population (2025)
Also ranks #4 in unemployment rate · #4 in hiv prevalence · #5 in youth unemployment rate.
Profile facts: World Bank (CC BY 4.0) and Wikidata (CC0); weather links go to Purr Weather, another ChowChow Labs site.
Source and method
Age dependency ratio (young): each country's latest value (2020–2025), ranked from highest to lowest.
Source: The World Bank, indicator SP.POP.DPND.YG. Licence: CC BY 4.0. Retrieved: 2026-11-14.
The World Bank: Age dependency ratio, young (% of working-age population): World Population Prospects, United Nations (UN), publisher: UN Population Division (via World Development Indicators)
Original data provider, as recorded by the World Bank: World Population Prospects, United Nations (UN), publisher: UN Population Division; Staff estimates, World Bank (WB).
Values are shown as published. Provider terms: The World Bank. All licences: Sources & licences.