Iran vs South Korea: Share of adult citizens who have the right to vote
Iran
100.0%
in 2025
South Korea
100.0%
in 2025
Iran rank
1st
South Korea rank
1st
Share of adult citizens who have the right to vote over time
- Iran
- South Korea
How they compare
Iran currently reports 100.0% against 100.0% in South Korea, a difference of 0.0%.
The two have swapped places 2 times across 237 shared years of data; in 1789 it was South Korea ahead.
Iran ranks 1st and South Korea ranks 1st of 176 countries.
Across the 25 decades both report, Iran averaged higher in 5 and South Korea in 2.
Head to head by decade
| Decade | Iran | South Korea | Difference | Ahead |
|---|---|---|---|---|
| 1780s | 0.0% | 0.0% | 0.0% | — |
| 1790s | 0.0% | 0.0% | 0.0% | — |
| 1800s | 0.0% | 0.0% | 0.0% | — |
| 1810s | 0.0% | 0.0% | 0.0% | — |
| 1820s | 0.0% | 0.0% | 0.0% | — |
| 1830s | 0.0% | 0.0% | 0.0% | — |
| 1840s | 0.0% | 0.0% | 0.0% | — |
| 1850s | 0.0% | 0.0% | 0.0% | — |
| 1860s | 0.0% | 0.0% | 0.0% | — |
| 1870s | 0.0% | 0.0% | 0.0% | — |
| 1880s | 0.0% | 0.0% | 0.0% | — |
| 1890s | 0.0% | 0.0% | 0.0% | — |
| 1900s | 6.0% | 0.0% | 6.0% | Iran |
| 1910s | 44.0% | 0.0% | 44.0% | Iran |
| 1920s | 50.0% | 0.0% | 50.0% | Iran |
| 1930s | 50.0% | 0.0% | 50.0% | Iran |
| 1940s | 50.0% | 10.0% | 40.0% | Iran |
| 1950s | 50.0% | 100.0% | 50.0% | South Korea |
| 1960s | 80.0% | 100.0% | 20.0% | South Korea |
| 1970s | 100.0% | 100.0% | 0.0% | — |
| 1980s | 100.0% | 100.0% | 0.0% | — |
| 1990s | 100.0% | 100.0% | 0.0% | — |
| 2000s | 100.0% | 100.0% | 0.0% | — |
| 2010s | 100.0% | 100.0% | 0.0% | — |
| 2020s | 100.0% | 100.0% | 0.0% | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of adult citizens who have the right to vote, Iran or South Korea?
- Iran, at 100.0% against 100.0% in South Korea as of 2025.
- What is the difference in share of adult citizens who have the right to vote between Iran and South Korea?
- 0.0%, with Iran ahead.
- How many years of comparable data are there for Iran and South Korea?
- 237 years are reported by both, from 1789 to 2025.
- How do Iran and South Korea rank globally for share of adult citizens who have the right to vote?
- Iran ranks 1st and South Korea ranks 1st of 176 countries.
- Where does this data come from?
- V-Dem (2026) – processed by Our World in Data, published as Share of adult citizens who have the right to vote. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Share of adult citizens which have the legal right to vote in national elections.