Free and Fair Elections Index in Tanzania
Tanzania: Free and Fair Elections Index was 0.364 in 2025. ◆ Volatile
Free and Fair Elections Index in Tanzania, 1914–2025
Source: V-Dem (2026) – processed by Our World in Data.
Analysis
Tanzania recorded 0.364 for free and fair elections index in 2025.
Compared with earlier readings it is up 0.6% on the previous year and down 23.7% over ten years.
Over the whole period, free and fair elections index in Tanzania peaked at 0.569 in 1995 and was at its lowest, 0, in 1914.
That places Tanzania 106th out of 176 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 | 0 | 0 | 6 |
| 1920s | 0 | 0 | 0 | 10 |
| 1930s | 0 | 0 | 0 | 10 |
| 1940s | 0 | 0 | 0 | 10 |
| 1950s | 0.0596 | 0 | 0.453 | 10 |
| 1960s | 0.5111 | 0.467 | 0.56 | 10 |
| 1970s | 0.4694 | 0.468 | 0.472 | 10 |
| 1980s | 0.4652 | 0.46 | 0.469 | 10 |
| 1990s | 0.5148 | 0.466 | 0.569 | 10 |
| 2000s | 0.4177 | 0.363 | 0.482 | 10 |
| 2010s | 0.4632 | 0.419 | 0.484 | 10 |
| 2020s | 0.3607 | 0.331 | 0.412 | 6 |
Countries ranked near Tanzania
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)
Frequently asked questions
- What is free and fair elections index in Tanzania?
- Free and fair elections index in Tanzania was 0.364 in 2025, according to V-Dem (2026) – processed by Our World in Data.
- What is the highest free and fair elections index recorded in Tanzania?
- The highest recorded value was 0.569 in 1995.
- What is the lowest free and fair elections index recorded in Tanzania?
- The lowest recorded value was 0 in 1914.
- How does Tanzania rank for free and fair elections index?
- Tanzania ranks 106th out of 176 countries with data for 2025.
- Is free and fair elections index rising or falling in Tanzania?
- Over the last ten years it is down 23.7%. 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 Free and Fair Elections 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
Central estimate of the extent to which registration fraud, systematic irregularities, government intimidation of the opposition, vote buying, and election violence are absent, and the election management body is autonomous and has enough staff and resources.