Stability of Democratic Institutions Index in South Korea

South Korea: Stability of Democratic Institutions Index was 7 in 2025. ▼ Falling

Latest (2025)
7
Change on year
down 17.6%
World rank
24th
of 128 countries
All-time high
8.5
in 2005
All-time low
7
in 2025
Years of data
11
2005–2025

Stability of Democratic Institutions Index in South Korea, 2005–2025

024682005201520252005: 8.52007: 8.52009: 8.52011: 8.52013: 8.52015: 8.52017: 8.52019: 8.52021: 8.52023: 8.52025: 7

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

Analysis

In 2025, stability of democratic institutions index in South Korea stood at 7. That is the lowest value across all 11 years on record.

Compared with earlier readings it is down 17.6% on the previous year and down 17.6% over ten years.

Over the whole period, stability of democratic institutions index in South Korea peaked at 8.5 in 2005 and was at its lowest, 7, in 2025.

That places South Korea 24th out of 128 countries with data for 2025, putting it in the top quarter.

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

Averages by decade

DecadeAverage LowestHighest Years
2000s 8.5 8.5 8.5 3
2010s 8.5 8.5 8.5 5
2020s 8 7 8.5 3

Countries ranked near South Korea

  1. 24 Colombia 7 compare
  2. 24 Moldova 7 compare
  3. 24 Mongolia 7 compare
  4. 24 Nepal 7 compare
  5. 24 Paraguay 7 compare

See the full ranking of 128 places →

More reference data data for South Korea

All data for South Korea →

Frequently asked questions

What is stability of democratic institutions index in South Korea?
Stability of democratic institutions index in South Korea was 7 in 2025, according to Bertelsmann Transformation Index (2026) – processed by Our World in Data.
What is the highest stability of democratic institutions index recorded in South Korea?
The highest recorded value was 8.5 in 2005.
What is the lowest stability of democratic institutions index recorded in South Korea?
The lowest recorded value was 7 in 2025.
How does South Korea rank for stability of democratic institutions index?
South Korea ranks 24th out of 128 countries with data for 2025.
Is stability of democratic institutions index rising or falling in South Korea?
Over the last ten years it is down 17.6%. The long-run trend across the full record is falling.
Where does this South Korea data come from?
The figures come from Bertelsmann Transformation Index (2026) – processed by Our World in Data, published as part of Stability of Democratic Institutions Index. Statizoid updates them automatically from the source API.

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About this data

Indicator
Stability of Democratic Institutions Index
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 to which democratic institutions are effective and efficient and all relevant actors accept them.