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Countries in Oceania Ranked by Age dependency ratio (old) (2025)

Age dependency ratio (old): each country's latest value (2020–2025), ranked from highest to lowest. Source: The World Bank (CC BY 4.0).

Summary

Australia ranks #1 with 28.2 people 65+ per 100 working-age people. New Zealand is second with 27.3 people 65+ per 100 working-age people, 3.2% behind. The top five are Australia, New Zealand, Guam, New Caledonia and French Polynesia. The median across all 19 is 11.7 people 65+ per 100 working-age people; Naoero is last at 5.03 people 65+ per 100 working-age people. Australia's figure has risen 52% since 2001 (18.6 people 65+ per 100 working-age people to 28.2 people 65+ per 100 working-age people in 2025).

#1
Australia · 28.2 people 65+ per 100 working-age people
Median
11.7 people 65+ per 100 working-age people
Coverage
19 countries in Oceania
Data year
2025
Last updated
2026-11-14
Top 10: Age dependency ratio (old)Bar chart of the top 10: 1. Australia 28.2; 2. New Zealand 27.3; 3. Guam 21.5; 4. New Caledonia 17.5; 5. French Polynesia 17.2; 6. Palau 16.8; 7. Northern Mariana Islands 15.9; 8. American Samoa 13.1; 9. Tonga 11.8; 10. Tuvalu 11.7.Australia28.2New Zealand27.3Guam21.5New Caledonia17.5French Polynesia17.2Palau16.8Northern Mariana Islands15.9American Samoa13.1Tonga11.8Tuvalu11.7
Top 10: Age dependency ratio (old) (people 65+ per 100 working-age people). Bar chart of the top 10: 1. Australia 28.2; 2. New Zealand 27.3; 3. Guam 21.5; 4. New Caledonia 17.5; 5. French Polynesia 17.2; 6. Palau 16.8; 7. Northern Mariana Islands 15.9; 8. American Samoa 13.1; 9. Tonga 11.8; 10. Tuvalu 11.7.
Age dependency ratio (old) over time, top 5Australia: 18.6 in 2001 to 28.2 in 2025; New Zealand: 18 in 2001 to 27.3 in 2025; Guam: 8.4 in 2001 to 21.5 in 2025; New Caledonia: 8.54 in 2001 to 17.5 in 2025; French Polynesia: 6.79 in 2001 to 17.2 in 2025.07.0414.121.128.2200120132025AustraliaNew ZealandGuamNew CaledoniaFrench Polynesia
Age dependency ratio (old) over time, top 5 (people 65+ per 100 working-age people). Australia: 18.6 in 2001 to 28.2 in 2025; New Zealand: 18 in 2001 to 27.3 in 2025; Guam: 8.4 in 2001 to 21.5 in 2025; New Caledonia: 8.54 in 2001 to 17.5 in 2025; French Polynesia: 6.79 in 2001 to 17.2 in 2025.

Full ranking

Countries in Oceania Ranked by Age dependency ratio (old), 2025
RankCountryAge dependency ratio (old) (people 65+ per 100 working-age people)
1Australia28.2
2New Zealand27.3
3Guam21.5
4New Caledonia17.5
5French Polynesia17.2
6Palau16.8
7Northern Mariana Islands15.9
8American Samoa13.1
9Tonga11.8
10Tuvalu11.7
11Samoa10.9
12Fiji9.97
13Micronesia, Fed. Sts.9.92
14Marshall Islands7.96
15Vanuatu7.59
16Kiribati7.14
17Solomon Islands6.14
18Papua New Guinea5.67
19Naoero5.03

About the top 10

#1 Australia

Australia ranks #1 on this list with 28.2 people 65+ per 100 working-age people.

Capital
Canberra
Continent
Oceania
Income group
High income
Population
27.61 million people (2025)
GDP
US$1.8 trillion (2025)
GDP per person
US$65,130 (2025)
Life expectancy
83.1 years (2024)
Urban population
87.7% of population (2025)

Largest cities: Sydney, Melbourne, Brisbane.

Also ranks #2 in regulatory quality score · #3 in access to clean cooking fuels · #4 in new businesses registered.

Full country profile Weather in Sydney (Purr Weather)

#2 New Zealand

New Zealand ranks #2 on this list with 27.3 people 65+ per 100 working-age people.

Capital
Wellington
Continent
Oceania
Income group
High income
Population
5.32 million people (2025)
GDP
US$264.06 billion (2025)
GDP per person
US$49,591 (2025)
Life expectancy
82 years (2024)
Urban population
84% of population (2025)

Largest cities: Auckland.

Also ranks #3 in voice and accountability score · #4 in tax revenue share of gdp · #4 in control of corruption score.

Full country profile Weather in Auckland (Purr Weather)

Profile facts: World Bank (CC BY 4.0) and Wikidata (CC0); weather links go to Purr Weather, another ChowChow Labs site.

Related rankings

Source and method

Age dependency ratio (old): each country's latest value (2020–2025), ranked from highest to lowest.

Source: The World Bank, indicator SP.POP.DPND.OL. Licence: CC BY 4.0. Retrieved: 2026-11-14.

The World Bank: Age dependency ratio, old (% 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.