Iran vs Thailand: Population, Persons for countries / Index for country … 9/26/2025
Iran
92.46 million
in 2031
Thailand
71.10 million
in 2031
Iran rank
5th
Thailand rank
7th
Population, Persons for countries / Index for country … 9/26/2025 over time
- Iran
- Thailand
How they compare
Iran currently reports 92.46 million against 71.10 million in Thailand, a difference of 21.36 million.
That makes Iran's figure about 1.3 times Thailand's.
The two have swapped places 1 time across 52 shared years of data; in 1980 it was Thailand ahead.
Iran ranks 5th and Thailand ranks 7th of 26 countries.
Across the 6 decades both report, Iran averaged higher in 4 and Thailand in 2.
Head to head by decade
| Decade | Iran | Thailand | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 46.52 million | 51.58 million | 5.06 million | Thailand |
| 1990s | 58.74 million | 59.31 million | 574,460 | Thailand |
| 2000s | 68.63 million | 65.67 million | 2.96 million | Iran |
| 2010s | 78.54 million | 70.25 million | 8.29 million | Iran |
| 2020s | 86.85 million | 71.59 million | 15.26 million | Iran |
| 2030s | 92.00 million | 71.16 million | 20.84 million | Iran |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher population, persons for countries / index for country groups, Iran or Thailand?
- Iran, at 92.46 million against 71.10 million in Thailand as of 2031.
- What is the difference in population, persons for countries / index for country groups between Iran and Thailand?
- 21.36 million, with Iran ahead.
- How many years of comparable data are there for Iran and Thailand?
- 52 years are reported by both, from 1980 to 2031.
- How do Iran and Thailand rank globally for population, persons for countries / index for country groups?
- Iran ranks 5th and Thailand ranks 7th of 26 countries.
- Where does this data come from?
- International Monetary Fund, published as Population, Persons for countries / Index for country groups (9/26/2025). Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
The World Economic Outlook (WEO) database is created during the biannual WEO exercise, which begins in January and June of each year and results in the April and September/October WEO publication. Selected series from the publication are available in a database format.