Countries With the Fastest Growth in Median age proxy (age dependency ratio) (5-Year Change)
Change in Age dependency ratio over the five years to each country's latest year, in points (a share or rate is not shown as a % of itself). Only countries that rose are listed. Source: The World Bank (CC BY 4.0).
Summary
St. Martin (French part) rose the most: by 8.61, from 60.1 dependants per 100 working-age people to 68.7 dependants per 100 working-age people in the five years to 2025. Hong Kong SAR, China is second (+8.4), followed by Tuvalu (+7.13). 96 countries rose over that period; the median change among them was +2.03.
- #1
- St. Martin (French part) · +8.61
- Median
- +2.03
- Coverage
- 96 countries
- Data year
- 2025
- Last updated
- 2026-11-14
Full ranking
| Rank | Country | From | To | 5-year change (dependants per 100 working-age people) |
|---|---|---|---|---|
| 1 | St. Martin (French part) | 60.1 | 68.7 | +8.61 |
| 2 | Hong Kong SAR, China | 43.1 | 51.5 | +8.4 |
| 3 | Tuvalu | 59.7 | 66.8 | +7.13 |
| 4 | Bermuda | 50 | 56.2 | +6.21 |
| 5 | Guam | 57.7 | 63.8 | +6.11 |
| 6 | Macao SAR, China | 34.6 | 40.5 | +5.9 |
| 7 | Uzbekistan | 54 | 59.6 | +5.69 |
| 8 | Liechtenstein | 49.8 | 55.3 | +5.51 |
| 9 | Greenland | 42.3 | 47.6 | +5.37 |
| 10 | Korea, Rep. | 38.8 | 44 | +5.19 |
| 11 | Virgin Islands (US) | 60.4 | 65.5 | +5.11 |
| 12 | Moldova | 52.2 | 57.2 | +5.04 |
| 13 | Germany | 55.3 | 60.2 | +4.93 |
| 14 | Northern Mariana Islands | 42.2 | 47.1 | +4.87 |
| 15 | Slovak Republic | 48.4 | 52.9 | +4.51 |
| 16 | Bosnia and Herzegovina | 51.1 | 55.5 | +4.47 |
| 17 | Albania | 47.7 | 52 | +4.35 |
| 18 | Austria | 50.5 | 54.4 | +3.9 |
| 19 | Russian Federation | 49.6 | 53.4 | +3.85 |
| 20 | Poland | 50.5 | 54.4 | +3.83 |
| 21 | San Marino | 50 | 53.8 | +3.81 |
| 22 | Singapore | 31.2 | 35 | +3.79 |
| 23 | Serbia | 55.8 | 59.5 | +3.67 |
| 24 | Portugal | 56.7 | 60.4 | +3.66 |
| 25 | Malta | 46.7 | 50.2 | +3.54 |
| 26 | Switzerland | 51.1 | 54.6 | +3.53 |
| 27 | Slovenia | 54.5 | 58 | +3.5 |
| 28 | North Macedonia | 50.5 | 54 | +3.47 |
| 29 | Aruba | 48.9 | 52.2 | +3.28 |
| 30 | Kazakhstan | 58.4 | 61.7 | +3.28 |
| 31 | Canada | 51.2 | 54.4 | +3.22 |
| 32 | Belarus | 48.8 | 51.9 | +3.15 |
| 33 | St. Kitts and Nevis | 39.9 | 43 | +3.11 |
| 34 | Korea, Dem. People's Rep. | 43.2 | 46.3 | +3.08 |
| 35 | Cyprus | 42 | 45 | +2.99 |
| 36 | Croatia | 56.5 | 59.5 | +2.98 |
| 37 | Barbados | 48.9 | 51.9 | +2.98 |
| 38 | Cayman Islands | 31.4 | 34.4 | +2.92 |
| 39 | Thailand | 41 | 43.7 | +2.77 |
| 40 | Montenegro | 54 | 56.7 | +2.64 |
| 41 | Trinidad and Tobago | 41.2 | 43.7 | +2.49 |
| 42 | United States | 52.6 | 55 | +2.42 |
| 43 | Turkmenistan | 53.9 | 56.3 | +2.41 |
| 44 | Luxembourg | 44 | 46.1 | +2.1 |
| 45 | Australia | 53.6 | 55.7 | +2.09 |
| 46 | Monaco | 97.1 | 99.1 | +2.05 |
| 47 | Hungary | 53 | 55.1 | +2.05 |
| 48 | Armenia | 48.2 | 50.2 | +2.04 |
| 49 | Palau | 40.4 | 42.4 | +2.01 |
| 50 | New Zealand | 53 | 55 | +2.01 |
| 51 | Netherlands | 53.8 | 55.8 | +1.95 |
| 52 | Latvia | 57.9 | 59.7 | +1.8 |
| 53 | Mauritius | 38.4 | 40.2 | +1.74 |
| 54 | Greece | 57.6 | 59.4 | +1.73 |
| 55 | Turks and Caicos Islands | 36.5 | 38.2 | +1.7 |
| 56 | Antigua and Barbuda | 40.8 | 42.5 | +1.68 |
| 57 | Puerto Rico (US) | 55.8 | 57.5 | +1.67 |
| 58 | Belgium | 56.3 | 57.9 | +1.58 |
| 59 | France | 61.8 | 63.3 | +1.53 |
| 60 | Channel Islands | 51.1 | 52.6 | +1.47 |
| 61 | Georgia | 56 | 57.4 | +1.45 |
| 62 | Curaçao | 45.4 | 46.9 | +1.41 |
| 63 | Romania | 54.1 | 55.5 | +1.39 |
| 64 | Marshall Islands | 62 | 63.3 | +1.37 |
| 65 | Italy | 56.8 | 58.1 | +1.36 |
| 66 | Isle of Man | 58.7 | 60 | +1.3 |
| 67 | Bulgaria | 56.5 | 57.8 | +1.28 |
| 68 | Cuba | 45.9 | 47.2 | +1.25 |
| 69 | Brunei Darussalam | 37.4 | 38.6 | +1.24 |
| 70 | Spain | 51 | 52.1 | +1.15 |
| 71 | Andorra | 38.2 | 39.2 | +1.08 |
| 72 | Guyana | 55 | 56 | +1.08 |
| 73 | Brazil | 43.6 | 44.6 | +1.06 |
| 74 | Estonia | 57.8 | 58.9 | +1.05 |
| 75 | Sint Maarten (Dutch part) | 40.4 | 41.4 | +1.03 |
| 76 | Finland | 61.7 | 62.7 | +1 |
| 77 | Denmark | 57 | 57.9 | +0.926 |
| 78 | Viet Nam | 47 | 47.8 | +0.857 |
| 79 | Samoa | 78.2 | 79 | +0.745 |
| 80 | New Caledonia | 48.3 | 49 | +0.684 |
| 81 | Seychelles | 39.2 | 39.9 | +0.67 |
| 82 | Tajikistan | 65.9 | 66.5 | +0.636 |
| 83 | Ukraine | 47.9 | 48.5 | +0.629 |
| 84 | Iceland | 49.9 | 50.4 | +0.457 |
| 85 | Lithuania | 54 | 54.4 | +0.422 |
| 86 | Tunisia | 50.1 | 50.4 | +0.301 |
| 87 | Sri Lanka | 51.6 | 51.9 | +0.282 |
| 88 | Japan | 69.9 | 70.2 | +0.27 |
| 89 | United Kingdom | 57.7 | 57.9 | +0.238 |
| 90 | St. Vincent and the Grenadines | 49.3 | 49.5 | +0.233 |
| 91 | Chile | 45 | 45.2 | +0.204 |
| 92 | Azerbaijan | 43.4 | 43.6 | +0.197 |
| 93 | Naoero | 67 | 67.1 | +0.172 |
| 94 | Norway | 53.7 | 53.9 | +0.154 |
| 95 | Colombia | 43.1 | 43.3 | +0.131 |
| 96 | Qatar | 20 | 20.1 | +0.081 |
About the top 10
#1 St. Martin (French part)
St. Martin (French part) ranks #1 on this list with +8.61.
- Capital
- Marigot
- Continent
- North America
- Income group
- High income
- Population
- 24,941 people (2025)
- GDP
- US$649.21 million (2021)
- GDP per person
- US$21,668 (2021)
- Life expectancy
- 80.4 years (2024)
- Urban population
- 100% of population (2025)
Also ranks #3 in protected marine area share · #4 in female population share · #8 in urban population share.
#2 Hong Kong SAR, China
Hong Kong SAR, China ranks #2 on this list with +8.4.
- Continent
- Asia
- Income group
- High income
- Population
- 7.5 million people (2025)
- GDP
- US$427.31 billion (2025)
- GDP per person
- US$56,983 (2025)
- Life expectancy
- 85.4 years (2024)
- Urban population
- 100% of population (2025)
- International tourist arrivals
- 3.57 million arrivals (2020)
Also ranks #1 in female population share · #1 in trade share of gdp · #2 in female life expectancy.
#3 Tuvalu
Tuvalu ranks #3 on this list with +7.13.
- 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.
#4 Bermuda
Bermuda ranks #4 on this list with +6.21.
- Capital
- Hamilton
- Continent
- North America
- Income group
- High income
- Population
- 64,555 people (2025)
- GDP
- US$9.19 billion (2024)
- GDP per person
- US$142,250 (2024)
- Life expectancy
- 82.5 years (2024)
- Urban population
- 100% of population (2025)
Also ranks #1 in gni per capita · #1 in household consumption per capita · #2 in urban population share.
#5 Guam
Guam ranks #5 on this list with +6.11.
- Capital
- Hagåtña
- Continent
- Oceania
- Income group
- High income
- Population
- 169,000 people (2025)
- GDP
- US$6.91 billion (2022)
- GDP per person
- US$41,833 (2022)
- Life expectancy
- 77.4 years (2024)
- Urban population
- 94.2% of population (2025)
Also ranks #1 in voice and accountability score · #16 in nurses and midwives per 1,000 · #16 in diabetes prevalence.
#6 Macao SAR, China
Macao SAR, China ranks #6 on this list with +5.9.
- Continent
- Asia
- Income group
- High income
- Population
- 685,900 people (2025)
- GDP
- US$52.06 billion (2025)
- GDP per person
- US$75,902 (2025)
- Life expectancy
- 83.3 years (2024)
- Urban population
- 100% of population (2025)
- International tourist arrivals
- 5.9 million arrivals (2020)
Also ranks #1 in population density · #2 in school enrolment (tertiary) · #2 in services value added share of gdp.
#7 Uzbekistan
Uzbekistan ranks #7 on this list with +5.69.
- Capital
- Tashkent
- Continent
- Asia
- Income group
- Lower middle income
- Population
- 37.05 million people (2025)
- GDP
- US$147.04 billion (2025)
- GDP per person
- US$3,968 (2025)
- Life expectancy
- 72.5 years (2024)
- Urban population
- 51% of population (2025)
Largest cities: Tashkent.
Also ranks #2 in literacy rate · #4 in deposit interest rate · #5 in bank branches per 100,000 adults.
#8 Liechtenstein
Liechtenstein ranks #8 on this list with +5.51.
- Capital
- Vaduz
- Continent
- Europe
- Income group
- High income
- Population
- 41,024 people (2025)
- GDP
- US$8.91 billion (2024)
- GDP per person
- US$220,170 (2024)
- Life expectancy
- 84.2 years (2024)
- Urban population
- 14.6% of population (2025)
Also ranks #1 in rural population share · #1 in researchers in r&d per million · #2 in gdp per capita.
#9 Greenland
Greenland ranks #9 on this list with +5.37.
- Capital
- Nuuk
- Continent
- North America
- Income group
- High income
- Population
- 56,831 people (2025)
- GDP
- US$3.33 billion (2023)
- GDP per person
- US$58,499 (2023)
- Life expectancy
- 70.3 years (2024)
- Urban population
- 88.6% of population (2025)
Also ranks #4 in political stability score · #9 in gross capital formation rate · #10 in protected terrestrial area share.
#10 Korea, Rep.
Korea, Rep. ranks #10 on this list with +5.19.
- Capital
- Seoul
- Continent
- Asia
- Income group
- High income
- Population
- 51.69 million people (2025)
- GDP
- US$1.87 trillion (2025)
- GDP per person
- US$36,227 (2025)
- Life expectancy
- 83.6 years (2024)
- Urban population
- 81.2% of population (2025)
Largest cities: Seoul, Busan, Incheon.
Also ranks #1 in hospital beds per 10,000 · #2 in atms per 100,000 adults · #2 in researchers in r&d per million.
Profile facts: World Bank (CC BY 4.0) and Wikidata (CC0); weather links go to Purr Weather, another ChowChow Labs site.
Source and method
Change in Age dependency ratio over the five years to each country's latest year, in points (a share or rate is not shown as a % of itself). Only countries that rose are listed.
Source: The World Bank, indicator SP.POP.DPND. Licence: CC BY 4.0. Retrieved: 2026-11-14.
The World Bank: Age dependency ratio (% 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 (changes are computed from the published values). Provider terms: The World Bank. All licences: Sources & licences.