Separation of Powers Score in Nigeria

Nigeria: Separation of Powers Score was 5 in 2025. ▼ Falling

Latest (2025)
5
Change on year
unchanged
World rank
46th
of 128 countries
All-time high
7
in 2011
All-time low
5
in 2021
Years of data
11
2005–2025

Separation of Powers Score in Nigeria, 2005–2025

024682005201520252005: 62007: 62009: 62011: 72013: 72015: 72017: 62019: 62021: 52023: 52025: 5

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

Analysis

The most recent figure for separation of powers score in Nigeria is 5, measured in 2025. That is the lowest value across all 11 years on record.

That represents a change of down 28.6% over ten years.

Over the whole period, separation of powers score in Nigeria peaked at 7 in 2011 and was at its lowest, 5, in 2021.

That places Nigeria 46th out of 128 countries with data for 2025, putting it in the middle of the range.

The long-run direction has been consistently falling across the 11 years of available data.

Averages by decade

DecadeAverage LowestHighest Years
2000s 6 6 6 3
2010s 6.6 6 7 5
2020s 5 5 5 3

Countries ranked near Nigeria

  1. 46 Benin 5 compare
  2. 46 Mexico 5 compare
  3. 46 Panama 5 compare
  4. 46 Peru 5 compare
  5. 46 Ukraine 5 compare

See the full ranking of 128 places →

More reference data data for Nigeria

All data for Nigeria →

Frequently asked questions

What is separation of powers score in Nigeria?
Separation of powers score in Nigeria was 5 in 2025, according to Bertelsmann Transformation Index (2026) – processed by Our World in Data.
What is the highest separation of powers score recorded in Nigeria?
The highest recorded value was 7 in 2011.
What is the lowest separation of powers score recorded in Nigeria?
The lowest recorded value was 5 in 2021.
How does Nigeria rank for separation of powers score?
Nigeria ranks 46th out of 128 countries with data for 2025.
Is separation of powers score rising or falling in Nigeria?
Over the last ten years it is down 28.6%. The long-run trend across the full record is falling.
Where does this Nigeria data come from?
The figures come from Bertelsmann Transformation Index (2026) – processed by Our World in Data, published as part of Separation of Powers Score. Statizoid updates them automatically from the source API.

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About this data

Indicator
Separation of Powers 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

Indicates the extent of mutual checks and balances on political powers.