Australia vs Thailand: Population in urban agglomerations of more than 1 million
Australia
16.77 million
in 2025
Thailand
15.52 million
in 2025
Australia rank
25th
Thailand rank
27th
Population in urban agglomerations of more than 1 million over time
- Australia
- Thailand
How they compare
Australia currently reports 16.77 million against 15.52 million in Thailand, a difference of 1.25 million.
That makes Australia's figure about 1.1 times Thailand's.
Across all 66 years both countries report, Australia has been ahead every year.
Australia ranks 25th and Thailand ranks 27th of 121 countries.
Australia has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Australia | Thailand | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 6.36 million | 2.69 million | 3.67 million | Australia |
| 1970s | 8.55 million | 3.97 million | 4.58 million | Australia |
| 1980s | 9.67 million | 5.56 million | 4.11 million | Australia |
| 1990s | 10.95 million | 7.05 million | 3.90 million | Australia |
| 2000s | 11.90 million | 9.44 million | 2.46 million | Australia |
| 2010s | 14.24 million | 12.81 million | 1.44 million | Australia |
| 2020s | 16.23 million | 14.98 million | 1.25 million | Australia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher population in urban agglomerations of more than 1 million, Australia or Thailand?
- Australia, at 16.77 million against 15.52 million in Thailand as of 2025.
- What is the difference in population in urban agglomerations of more than 1 million between Australia and Thailand?
- 1.25 million, with Australia ahead.
- How many years of comparable data are there for Australia and Thailand?
- 66 years are reported by both, from 1960 to 2025.
- How do Australia and Thailand rank globally for population in urban agglomerations of more than 1 million?
- Australia ranks 25th and Thailand ranks 27th of 121 countries.
- Where does this data come from?
- World Urbanization Prospects 2018, United Nations (UN), published as Population in urban agglomerations of more than 1 million. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Population in urban agglomerations of more than one million is the country's population living in metropolitan areas that in 2018 had a population of more than one million people.