Statizoid

Liberal political institutions index in Tanzania

Tanzania: Liberal political institutions index was 0.704 in 2025. ▲ Rising

Latest (2025)
0.704
Change on year
down 11.8%
World rank
82nd
of 176 countries
All-time high
0.815
in 2015
All-time low
0.279
in 1915
Years of data
111
1915–2025

Liberal political institutions index in Tanzania, 1915–2025

0.20.40.60.8191519702025

Source: Our World in Data.

Analysis

Tanzania recorded 0.704 for liberal political institutions index in 2025.

Compared with earlier readings it is down 11.8% on the previous year and down 13.6% over ten years.

Over the whole period, liberal political institutions index in Tanzania peaked at 0.815 in 2015 and was at its lowest, 0.279, in 1915.

That places Tanzania 82nd 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 111 years of available data.

Liberal political institutions index in Tanzania, year by year

Year Value Change
1915 0.279 —
1916 0.279 +0.0%
1917 0.279 +0.0%
1918 0.279 +0.0%
1919 0.285 +2.2%
1920 0.285 +0.0%
1921 0.285 +0.0%
1922 0.285 +0.0%
1923 0.285 +0.0%
1924 0.285 +0.0%
1925 0.285 +0.0%
1926 0.289 +1.4%
1927 0.343 +18.7%
1928 0.343 +0.0%
1929 0.343 +0.0%
1930 0.343 +0.0%
1931 0.343 +0.0%
1932 0.343 +0.0%
1933 0.343 +0.0%
1934 0.343 +0.0%
1935 0.343 +0.0%
1936 0.343 +0.0%
1937 0.343 +0.0%
1938 0.343 +0.0%
1939 0.343 +0.0%
1940 0.343 +0.0%
1941 0.343 +0.0%
1942 0.343 +0.0%
1943 0.343 +0.0%
1944 0.343 +0.0%
1945 0.343 +0.0%
1946 0.343 +0.0%
1947 0.343 +0.0%
1948 0.343 +0.0%
1949 0.343 +0.0%
1950 0.343 +0.0%
1951 0.343 +0.0%
1952 0.343 +0.0%
1953 0.355 +3.5%
1954 0.35 -1.4%
1955 0.35 +0.0%
1956 0.35 +0.0%
1957 0.353 +0.9%
1958 0.353 +0.0%
1959 0.353 +0.0%
1960 0.369 +4.5%
1961 0.588 +59.3%
1962 0.717 +21.9%
1963 0.717 +0.0%
1964 0.716 -0.1%
1965 0.7 -2.2%
1966 0.698 -0.3%
1967 0.705 +1.0%
1968 0.705 +0.0%
1969 0.705 +0.0%
1970 0.704 -0.1%
1971 0.704 +0.0%
1972 0.694 -1.4%
1973 0.703 +1.3%
1974 0.703 +0.0%
1975 0.703 +0.0%
1976 0.703 +0.0%
1977 0.703 +0.0%
1978 0.703 +0.0%
1979 0.703 +0.0%
1980 0.703 +0.0%
1981 0.703 +0.0%
1982 0.703 +0.0%
1983 0.703 +0.0%
1984 0.703 +0.0%
1985 0.701 -0.3%
1986 0.703 +0.3%
1987 0.706 +0.4%
1988 0.709 +0.4%
1989 0.709 +0.0%
1990 0.738 +4.1%
1991 0.752 +1.9%
1992 0.753 +0.1%
1993 0.753 +0.0%
1994 0.76 +0.9%
1995 0.789 +3.8%
1996 0.786 -0.4%
1997 0.786 +0.0%
1998 0.786 +0.0%
1999 0.786 +0.0%
2000 0.79 +0.5%
2001 0.79 +0.0%
2002 0.79 +0.0%
2003 0.79 +0.0%
2004 0.79 +0.0%
2005 0.805 +1.9%
2006 0.806 +0.1%
2007 0.806 +0.0%
2008 0.806 +0.0%
2009 0.806 +0.0%
2010 0.811 +0.6%
2011 0.813 +0.2%
2012 0.81 -0.4%
2013 0.8 -1.2%
2014 0.798 -0.3%
2015 0.815 +2.1%
2016 0.798 -2.1%
2017 0.798 +0.0%
2018 0.764 -4.3%
2019 0.754 -1.3%
2020 0.771 +2.3%
2021 0.778 +0.9%
2022 0.794 +2.1%
2023 0.79 -0.5%
2024 0.798 +1.0%
2025 0.704 -11.8%

Tanzania compared with similar countries

  • Tanzania's 0.704 is above the median for lower middle income countries, which is 0.446, 1.6× the median. (46 countries reporting)
  • Tanzania's 0.704 is above the median for Sub-Saharan Africa, which is 0.4325, 1.6× the median. (48 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1910s 0.2802 0.279 0.285 5
1920s 0.3028 0.285 0.343 10
1930s 0.343 0.343 0.343 10
1940s 0.343 0.343 0.343 10
1950s 0.3493 0.343 0.355 10
1960s 0.662 0.369 0.717 10
1970s 0.7023 0.694 0.704 10
1980s 0.7043 0.701 0.709 10
1990s 0.7689 0.738 0.789 10
2000s 0.7979 0.79 0.806 10
2010s 0.7961 0.754 0.815 10
2020s 0.7725 0.704 0.798 6

Countries ranked near Tanzania

  1. 79 Maldives 0.715 compare
  2. 80 East Timor 0.713 compare
  3. 81 Zambia 0.706 compare
  4. 83 Honduras 0.692 compare
  5. 84 Sierra Leone 0.673 compare
  6. 85 Hungary 0.667 compare

See the full ranking of 176 places →

More reference data data for Tanzania

All data for Tanzania →

Frequently asked questions

What is liberal political institutions index in Tanzania?
Liberal political institutions index in Tanzania was 0.704 in 2025, according to Our World in Data.
What is the highest liberal political institutions index recorded in Tanzania?
The highest recorded value was 0.815 in 2015.
What is the lowest liberal political institutions index recorded in Tanzania?
The lowest recorded value was 0.279 in 1915.
How does Tanzania rank for liberal political institutions index?
Tanzania ranks 82nd out of 176 countries with data for 2025.
Is liberal political institutions index rising or falling in Tanzania?
Over the last ten years it is down 13.6%. The long-run trend across the full record is rising.
Where does this Tanzania data come from?
The figures come from 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 — 111 observations, free to reuse under CC BY 4.0 (Our World in Data).

Share, cite or embed this page

Cite this page

Liberal political institutions index in Tanzania. Statizoid, drawing on Our World in Data. Retrieved 14 November 2026, from https://reference.statizoid.com/stat/liberal-political-institutions-index/tanzania/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under CC BY 4.0 (Our World in Data); please keep the attribution.

<a href="https://reference.statizoid.com/stat/liberal-political-institutions-index/tanzania/">Liberal political institutions index in Tanzania</a> — Statizoid

About this data

Indicator
Liberal political institutions index
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
176 places, 29,207 data points, 1789–2025
Last refreshed