What is effective power to govern score in Iran?

Effective power to govern score in Iran was 2 in 2025, according to Bertelsmann Transformation Index (2026) – processed by Our World in Data.

What is the highest effective power to govern score recorded in Iran?

The highest recorded value was 2 in 2005.

What is the lowest effective power to govern score recorded in Iran?

The lowest recorded value was 2 in 2005.

How does Iran rank for effective power to govern score?

Iran ranks 81st out of 128 countries with data for 2025.

Is effective power to govern score rising or falling in Iran?

Over the last ten years it is unchanged. The long-run trend across the full record is flat.

Where does this Iran data come from?

The figures come from Bertelsmann Transformation Index (2026) – processed by Our World in Data, published as part of Effective Power to Govern Score. Statizoid updates them automatically from the source API.

Effective Power to Govern Score in Iran

Name: Effective Power to Govern Score in Iran
Creator: Bertelsmann Transformation Index (2026) – processed by Our World in Data
License: CC BY 4.0 (Our World in Data)

Iran: Effective Power to Govern Score was 2 in 2025. ▬ Flat

Latest (2025)

Change on year

unchanged

World rank

81st

of 128 countries

All-time high

in 2005

All-time low

in 2005

Years of data

2005–2025

Effective Power to Govern Score in Iran, 2005–2025

Source: Bertelsmann Transformation Index (2026) – processed by Our World in Data.

Analysis

In 2025, effective power to govern score in Iran stood at 2. That is the highest value across all 11 years on record.

The figure is unchanged over ten years.

Over the whole period, effective power to govern score in Iran peaked at 2 in 2005 and was at its lowest, 2, in 2005.

That places Iran 81st out of 128 countries with data for 2025, putting it in the middle of the range.

Averages by decade

Decade	Average	Lowest	Highest	Years
2000s	2	2	2	3
2010s	2	2	2	5
2020s	2	2	2	3

Countries ranked near Iran

See the full ranking of 128 places →

More reference data data for Iran

Spring temperature anomalies 0.0713 °C (2026)
Summer temperature anomalies 1.08 °C (2026)
Temperature anomalies by month 0.2419 °C (2026)
Universal right to vote in practice 0 (2025)
Autumn temperature anomalies 1.27 °C (2025)
Winter temperature anomalies 1.14 °C (2025)
Consumer price index 4,030 2010 = 100 (2025)
Universal right to vote 2 (2025)
Competitive elections 0 (2025)
Men's universal right to vote 1 (2025)

All data for Iran →

Frequently asked questions

What is effective power to govern score in Iran?: Effective power to govern score in Iran was 2 in 2025, according to Bertelsmann Transformation Index (2026) – processed by Our World in Data.
What is the highest effective power to govern score recorded in Iran?: The highest recorded value was 2 in 2005.
What is the lowest effective power to govern score recorded in Iran?: The lowest recorded value was 2 in 2005.
How does Iran rank for effective power to govern score?: Iran ranks 81st out of 128 countries with data for 2025.
Is effective power to govern score rising or falling in Iran?: Over the last ten years it is unchanged. The long-run trend across the full record is flat.
Where does this Iran data come from?: The figures come from Bertelsmann Transformation Index (2026) – processed by Our World in Data, published as part of Effective Power to Govern Score. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 11 observations, free to reuse under CC BY 4.0 (Our World in Data).

About this data

Indicator: Effective Power to Govern Score
Source: Bertelsmann Transformation Index (2026) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 128 places, 1,394 data points, 2005–2025
Last refreshed: 07 August 2026

Indicates the extent to which no individual or group holds de facto veto power over democratically elected political leaders.