South Korea vs Saudi Arabia: Population, Persons for countries / Index for country … 9/26/2025
South Korea
51.22 million
in 2031
Saudi Arabia
40.55 million
in 2031
South Korea rank
9th
Saudi Arabia rank
10th
Population, Persons for countries / Index for country … 9/26/2025 over time
- South Korea
- Saudi Arabia
How they compare
South Korea currently reports 51.22 million against 40.55 million in Saudi Arabia, a difference of 10.68 million.
That makes South Korea's figure about 1.3 times Saudi Arabia's.
Across all 52 years both countries report, South Korea has been ahead every year.
South Korea ranks 9th and Saudi Arabia ranks 10th of 26 countries.
South Korea has averaged higher in every one of the 6 decades both report.
Head to head by decade
| Decade | South Korea | Saudi Arabia | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 40.46 million | 10.59 million | 29.87 million | South Korea |
| 1990s | 44.82 million | 15.79 million | 29.04 million | South Korea |
| 2000s | 48.17 million | 20.38 million | 27.79 million | South Korea |
| 2010s | 50.78 million | 28.32 million | 22.46 million | South Korea |
| 2020s | 51.64 million | 35.09 million | 16.55 million | South Korea |
| 2030s | 51.27 million | 40.15 million | 11.12 million | South Korea |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher population, persons for countries / index for country groups, South Korea or Saudi Arabia?
- South Korea, at 51.22 million against 40.55 million in Saudi Arabia as of 2031.
- What is the difference in population, persons for countries / index for country groups between South Korea and Saudi Arabia?
- 10.68 million, with South Korea ahead.
- How many years of comparable data are there for South Korea and Saudi Arabia?
- 52 years are reported by both, from 1980 to 2031.
- How do South Korea and Saudi Arabia rank globally for population, persons for countries / index for country groups?
- South Korea ranks 9th and Saudi Arabia ranks 10th 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.