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Liberal Political Institutions Index in Thailand

Thailand: Liberal Political Institutions Index was 0.666 in 2025. ▲ Rising

Latest (2025)
0.666
Change on year
up 1.4%
World rank
86th
of 176 countries
All-time high
0.771
in 2012
All-time low
0.206
in 1900
Years of data
126
1900–2025

Liberal Political Institutions Index in Thailand, 1900–2025

0.20.40.60.8190019622025

Source: V-Dem (2026) – processed by Our World in Data.

Analysis

The most recent figure for liberal political institutions index in Thailand is 0.666, measured in 2025.

The figure is up 1.4% on the previous year and up 101.2% over ten years.

Over the whole period, liberal political institutions index in Thailand peaked at 0.771 in 2012 and was at its lowest, 0.206, in 1900.

That places Thailand 86th out of 176 countries with data for 2025, putting it in the middle of the range.

The long-run direction has been consistently rising across the 126 years of available data.

Liberal Political Institutions Index in Thailand, year by year

Year Value Change
1900 0.206 —
1901 0.209 +1.5%
1902 0.209 +0.0%
1903 0.209 +0.0%
1904 0.209 +0.0%
1905 0.227 +8.6%
1906 0.229 +0.9%
1907 0.229 +0.0%
1908 0.235 +2.6%
1909 0.235 +0.0%
1910 0.267 +13.6%
1911 0.27 +1.1%
1912 0.27 +0.0%
1913 0.27 +0.0%
1914 0.27 +0.0%
1915 0.27 +0.0%
1916 0.27 +0.0%
1917 0.27 +0.0%
1918 0.27 +0.0%
1919 0.27 +0.0%
1920 0.27 +0.0%
1921 0.27 +0.0%
1922 0.27 +0.0%
1923 0.27 +0.0%
1924 0.27 +0.0%
1925 0.27 +0.0%
1926 0.27 +0.0%
1927 0.27 +0.0%
1928 0.27 +0.0%
1929 0.27 +0.0%
1930 0.27 +0.0%
1931 0.27 +0.0%
1932 0.305 +13.0%
1933 0.349 +14.4%
1934 0.366 +4.9%
1935 0.366 +0.0%
1936 0.363 -0.8%
1937 0.363 +0.0%
1938 0.354 -2.5%
1939 0.347 -2.0%
1940 0.342 -1.4%
1941 0.342 +0.0%
1942 0.342 +0.0%
1943 0.342 +0.0%
1944 0.391 +14.3%
1945 0.395 +1.0%
1946 0.403 +2.0%
1947 0.376 -6.7%
1948 0.376 +0.0%
1949 0.362 -3.7%
1950 0.356 -1.7%
1951 0.358 +0.6%
1952 0.355 -0.8%
1953 0.355 +0.0%
1954 0.355 +0.0%
1955 0.355 +0.0%
1956 0.355 +0.0%
1957 0.33 -7.0%
1958 0.303 -8.2%
1959 0.284 -6.3%
1960 0.287 +1.1%
1961 0.287 +0.0%
1962 0.287 +0.0%
1963 0.287 +0.0%
1964 0.288 +0.3%
1965 0.288 +0.0%
1966 0.288 +0.0%
1967 0.288 +0.0%
1968 0.288 +0.0%
1969 0.341 +18.4%
1970 0.356 +4.4%
1971 0.351 -1.4%
1972 0.341 -2.8%
1973 0.383 +12.3%
1974 0.507 +32.4%
1975 0.513 +1.2%
1976 0.349 -32.0%
1977 0.345 -1.1%
1978 0.368 +6.7%
1979 0.376 +2.2%
1980 0.508 +35.1%
1981 0.512 +0.8%
1982 0.512 +0.0%
1983 0.524 +2.3%
1984 0.524 +0.0%
1985 0.529 +1.0%
1986 0.538 +1.7%
1987 0.533 -0.9%
1988 0.599 +12.4%
1989 0.599 +0.0%
1990 0.601 +0.3%
1991 0.466 -22.5%
1992 0.531 +13.9%
1993 0.658 +23.9%
1994 0.659 +0.2%
1995 0.659 +0.0%
1996 0.597 -9.4%
1997 0.67 +12.2%
1998 0.715 +6.7%
1999 0.714 -0.1%
2000 0.736 +3.1%
2001 0.711 -3.4%
2002 0.714 +0.4%
2003 0.685 -4.1%
2004 0.671 -2.0%
2005 0.653 -2.7%
2006 0.47 -28.0%
2007 0.576 +22.6%
2008 0.751 +30.4%
2009 0.73 -2.8%
2010 0.722 -1.1%
2011 0.758 +5.0%
2012 0.771 +1.7%
2013 0.72 -6.6%
2014 0.367 -49.0%
2015 0.331 -9.8%
2016 0.329 -0.6%
2017 0.322 -2.1%
2018 0.337 +4.7%
2019 0.559 +65.9%
2020 0.58 +3.8%
2021 0.568 -2.1%
2022 0.589 +3.7%
2023 0.643 +9.2%
2024 0.657 +2.2%
2025 0.666 +1.4%

Thailand compared with similar countries

  • Thailand's 0.666 is above the median for upper middle income countries, which is 0.6145, 1.1× the median. (48 countries reporting)
  • Thailand's 0.666 is below the median for East Asia & Pacific, which is 0.6895, 97% of the median. (22 countries reporting)

Biggest year-on-year movements

Years where Liberal Political Institutions Index in Thailand changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.

YearChange FromTo
2019 +65.9% 0.337 0.559
2014 -49.0% 0.72 0.367
1980 +35.1% 0.376 0.508
1974 +32.4% 0.383 0.507
1976 -32.0% 0.513 0.349
2008 +30.4% 0.576 0.751

Averages by decade

DecadeAverage LowestHighest Years
1900s 0.2197 0.206 0.235 10
1910s 0.2697 0.267 0.27 10
1920s 0.27 0.27 0.27 10
1930s 0.3353 0.27 0.366 10
1940s 0.3671 0.342 0.403 10
1950s 0.3406 0.284 0.358 10
1960s 0.2929 0.287 0.341 10
1970s 0.3889 0.341 0.513 10
1980s 0.5378 0.508 0.599 10
1990s 0.627 0.466 0.715 10
2000s 0.6697 0.47 0.751 10
2010s 0.5216 0.322 0.771 10
2020s 0.6172 0.568 0.666 6

Countries ranked near Thailand

  1. 83 Honduras 0.692 compare
  2. 84 Sierra Leone 0.673 compare
  3. 85 Hungary 0.667 compare
  4. 87 Liberia 0.653 compare
  5. 88 Malaysia 0.643 compare
  6. 88 Philippines 0.643 compare

See the full ranking of 176 places →

More reference data data for Thailand

All data for Thailand →

Frequently asked questions

What is liberal political institutions index in Thailand?
Liberal political institutions index in Thailand was 0.666 in 2025, according to V-Dem (2026) – processed by Our World in Data.
What is the highest liberal political institutions index recorded in Thailand?
The highest recorded value was 0.771 in 2012.
What is the lowest liberal political institutions index recorded in Thailand?
The lowest recorded value was 0.206 in 1900.
How does Thailand rank for liberal political institutions index?
Thailand ranks 86th out of 176 countries with data for 2025.
Is liberal political institutions index rising or falling in Thailand?
Over the last ten years it is up 101.2%. The long-run trend across the full record is rising.
Where does this Thailand 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.

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Liberal Political Institutions Index in Thailand. Statizoid, drawing on V-Dem (2026) – processed by Our World in Data. Retrieved 23 September 2026, from https://reference.statizoid.com/stat/liberal-political-institutions-index/thailand/

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About this data

Indicator
Liberal Political Institutions Index
Source
V-Dem (2026) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
176 places, 29,207 data points, 1789–2025
Last refreshed

Central estimate of the extent of individual and minority rights, equality before the law, and executive constraints.