What is centralization of political power index in Tanzania?

Centralization of political power index in Tanzania was 0.24 in 2025, according to V-Dem (2026) – processed by Our World in Data.

What is the highest centralization of political power index recorded in Tanzania?

The highest recorded value was 0.661 in 1926.

What is the lowest centralization of political power index recorded in Tanzania?

The lowest recorded value was 0.164 in 2024.

How does Tanzania rank for centralization of political power index?

Tanzania ranks 105th out of 173 countries with data for 2025.

Is centralization of political power index rising or falling in Tanzania?

Over the last ten years it is up 32.6%. The long-run trend across the full record is volatile.

Where does this Tanzania data come from?

The figures come from V-Dem (2026) – processed by Our World in Data, published as part of Centralization of Political Power Index. Statizoid updates them automatically from the source API.

Centralization of Political Power Index in Tanzania

Name: Centralization of Political Power Index in Tanzania
Creator: V-Dem (2026) – processed by Our World in Data
License: CC BY 4.0 (Our World in Data)

Tanzania: Centralization of Political Power Index was 0.24 in 2025. ◆ Volatile

Latest (2025)

0.24

Change on year

up 46.3%

World rank

105th

of 173 countries

All-time high

0.661

in 1926

All-time low

0.164

in 2024

Years of data

112

1914–2025

Centralization of Political Power Index in Tanzania, 1914–2025

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

Analysis

Tanzania recorded 0.24 for centralization of political power index in 2025.

Compared with earlier readings it is up 46.3% on the previous year and up 32.6% over ten years.

Over the whole period, centralization of political power index in Tanzania peaked at 0.661 in 1926 and was at its lowest, 0.164, in 2024.

That places Tanzania 105th out of 173 countries with data for 2025, putting it in the middle of the range.

The series is highly variable year to year, so single readings are best treated with caution.

Averages by decade

Decade	Average	Lowest	Highest	Years
1910s	0.638	0.638	0.638	6
1920s	0.6208	0.573	0.661	10
1930s	0.573	0.573	0.573	10
1940s	0.573	0.573	0.573	10
1950s	0.5702	0.569	0.573	10
1960s	0.2542	0.186	0.546	10
1970s	0.215	0.215	0.215	10
1980s	0.2193	0.215	0.226	10
1990s	0.205	0.19	0.225	10
2000s	0.189	0.186	0.196	10
2010s	0.1934	0.168	0.23	10
2020s	0.1897	0.164	0.24	6

Countries ranked near Tanzania

102 Mongolia 0.247 compare
103 Thailand 0.243 compare
104 Zambia 0.242 compare
106 Honduras 0.236 compare
107 Jordan 0.227 compare
107 Sao Tome and Principe 0.227 compare

See the full ranking of 176 places →

More reference data data for Tanzania

Spring temperature anomalies -0.6683 °C (2026)
Summer temperature anomalies 0.3295 °C (2026)
Temperature anomalies by month 0.5126 °C (2026)
Universal right to vote in practice 2 (2025)
Autumn temperature anomalies 0.5023 °C (2025)
Winter temperature anomalies 0.6747 °C (2025)
Consumer price index 231.54 2010 = 100 (2025)
Universal right to vote 2 (2025)
Competitive elections 0 (2025)
Men's universal right to vote 1 (2025)

All data for Tanzania →

Frequently asked questions

What is centralization of political power index in Tanzania?: Centralization of political power index in Tanzania was 0.24 in 2025, according to V-Dem (2026) – processed by Our World in Data.
What is the highest centralization of political power index recorded in Tanzania?: The highest recorded value was 0.661 in 1926.
What is the lowest centralization of political power index recorded in Tanzania?: The lowest recorded value was 0.164 in 2024.
How does Tanzania rank for centralization of political power index?: Tanzania ranks 105th out of 173 countries with data for 2025.
Is centralization of political power index rising or falling in Tanzania?: Over the last ten years it is up 32.6%. The long-run trend across the full record is volatile.
Where does this Tanzania data come from?: The figures come from V-Dem (2026) – processed by Our World in Data, published as part of Centralization of Political Power Index. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 112 observations, free to reuse under CC BY 4.0 (Our World in Data).

About this data

Indicator: Centralization of Political Power Index
Source: V-Dem (2026) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 176 places, 29,802 data points, 1789–2025
Last refreshed: 07 August 2026

Central estimate of the extent to which the executive is unconstrained by the legislature, judiciary, electoral management body, and other oversight.