Age dependency ratio in Thailand

Thailand: Age dependency ratio was 43.7% in 2025. ▼ Falling

Latest (2025)
43.7%
Change on year
up 1.5%
World rank
185th
of 215 countries
All-time high
93.0%
in 1966
All-time low
39.5%
in 2013
Years of data
66
1960–2025

Age dependency ratio in Thailand, 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 Thailand stood at 43.7%.

Compared with earlier readings it is up 1.5% on the previous year and up 10.1% over ten years.

Over the whole period, age dependency ratio in Thailand peaked at 93.0% in 1966 and was at its lowest, 39.5%, in 2013.

That places Thailand 185th out of 215 countries with data for 2025, putting it in the bottom quarter.

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

Averages by decade

DecadeAverage LowestHighest Years
1960s 91.8% 89.0% 93.0% 10
1970s 83.8% 74.7% 91.0% 10
1980s 62.0% 52.8% 72.4% 10
1990s 47.2% 44.4% 51.3% 10
2000s 42.2% 40.6% 43.9% 10
2010s 39.9% 39.5% 40.6% 10
2020s 42.3% 41.0% 43.7% 6

Countries ranked near Thailand

  1. 182 Dominica 44.5% compare
  2. 183 Iran 44.1% compare
  3. 184 South Korea 44.0% compare
  4. 186 Trinidad and Tobago 43.7% compare
  5. 187 French Polynesia 43.7% compare
  6. 188 Azerbaijan 43.6% compare

See the full ranking of 264 places →

More health data for Thailand

All data for Thailand →

Frequently asked questions

What is age dependency ratio in Thailand?
Age dependency ratio in Thailand was 43.7% in 2025, according to World Population Prospects, United Nations (UN), publisher: UN Population Division.
What is the highest age dependency ratio recorded in Thailand?
The highest recorded value was 93.0% in 1966.
What is the lowest age dependency ratio recorded in Thailand?
The lowest recorded value was 39.5% in 2013.
How does Thailand rank for age dependency ratio?
Thailand ranks 185th out of 215 countries with data for 2025.
Is age dependency ratio rising or falling in Thailand?
Over the last ten years it is up 10.1%. The long-run trend across the full record is falling.
Where does this Thailand 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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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
264 places, 17,394 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.