Liberal Political Institutions Index in Iran
Iran: Liberal Political Institutions Index was 0.32 in 2025. ▲ Rising
Liberal Political Institutions Index in Iran, 1900–2025
Source: V-Dem (2026) – processed by Our World in Data.
Analysis
The most recent figure for liberal political institutions index in Iran is 0.32, measured in 2025.
That represents a change of up 21.2% on the previous year and down 22.9% over ten years.
Over the whole period, liberal political institutions index in Iran peaked at 0.457 in 2000 and was at its lowest, 0.027, in 1900.
Iran ranks 133rd of 176 countries on this measure, in the bottom quarter.
The long-run direction has been consistently rising across the 126 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1900s | 0.0643 | 0.027 | 0.203 | 10 |
| 1910s | 0.101 | 0.056 | 0.205 | 10 |
| 1920s | 0.1145 | 0.055 | 0.173 | 10 |
| 1930s | 0.1156 | 0.106 | 0.122 | 10 |
| 1940s | 0.2682 | 0.122 | 0.312 | 10 |
| 1950s | 0.2867 | 0.232 | 0.376 | 10 |
| 1960s | 0.2697 | 0.247 | 0.281 | 10 |
| 1970s | 0.2746 | 0.229 | 0.282 | 10 |
| 1980s | 0.3066 | 0.262 | 0.332 | 10 |
| 1990s | 0.3872 | 0.34 | 0.448 | 10 |
| 2000s | 0.4135 | 0.391 | 0.457 | 10 |
| 2010s | 0.3997 | 0.386 | 0.421 | 10 |
| 2020s | 0.2848 | 0.231 | 0.373 | 6 |
Countries ranked near Iran
More reference data data for Iran
- Temperature anomalies by month 0.2419 °C (2026)
- Spring temperature anomalies 0.0713 °C (2026)
- Summer temperature anomalies 1.08 °C (2026)
- Autumn temperature anomalies 1.27 °C (2025)
- Universal right to vote 2 (2025)
- Winter temperature anomalies 1.14 °C (2025)
- Consumer price index 4,030 2010 = 100 (2025)
- Universal right to vote in practice 0 (2025)
- Annual precipitation 212.24 millimeters (2025)
- Men's universal right to vote 1 (2025)
Frequently asked questions
- What is liberal political institutions index in Iran?
- Liberal political institutions index in Iran was 0.32 in 2025, according to V-Dem (2026) – processed by Our World in Data.
- What is the highest liberal political institutions index recorded in Iran?
- The highest recorded value was 0.457 in 2000.
- What is the lowest liberal political institutions index recorded in Iran?
- The lowest recorded value was 0.027 in 1900.
- How does Iran rank for liberal political institutions index?
- Iran ranks 133rd out of 176 countries with data for 2025.
- Is liberal political institutions index rising or falling in Iran?
- Over the last ten years it is down 22.9%. The long-run trend across the full record is rising.
- Where does this Iran data come from?
- The figures come from V-Dem (2026) – processed by Our World in Data, published as part of Liberal Political Institutions Index. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 126 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Central estimate of the extent of individual and minority rights, equality before the law, and executive constraints.