Proportion of seats held by women in national parliaments (%) in Tanzania
Tanzania: Proportion of seats held by women in national parliaments (%) was 39.5% in 2025. ▲ Rising
Proportion of seats held by women in national parliaments in Tanzania, 1997–2025
Source: Monthly ranking of women in national parliaments, Inter-Parliamentary Union (IPU). Measured in %.
Analysis
Tanzania recorded 39.5% for proportion of seats held by women in national parliaments in 2025. That is the highest value across all 27 years on record.
That represents a change of up 5.7% on the previous year and up 9.8% over ten years.
Over the whole period, proportion of seats held by women in national parliaments in Tanzania peaked at 39.5% in 2025 and was at its lowest, 16.4%, in 1999.
That places Tanzania 32nd out of 193 countries with data for 2025, putting it in the top quarter.
The long-run direction has been consistently rising across the 27 years of available data.
Proportion of seats held by women in national parliaments (%) in Tanzania, year by year
| Year | % | Change |
|---|---|---|
| 1997 | 17.5% | — |
| 1998 | 17.5% | +0.0% |
| 1999 | 16.4% | -6.2% |
| 2001 | 22.3% | +36.1% |
| 2002 | 22.3% | +0.0% |
| 2003 | 21.4% | -4.1% |
| 2004 | 21.4% | +0.0% |
| 2005 | 30.4% | +42.4% |
| 2006 | 30.4% | +0.0% |
| 2007 | 30.4% | +0.0% |
| 2008 | 30.4% | +0.0% |
| 2009 | 30.7% | +0.8% |
| 2011 | 36.0% | +17.5% |
| 2012 | 36.0% | +0.0% |
| 2013 | 36.0% | +0.0% |
| 2014 | 36.0% | +0.0% |
| 2015 | 36.0% | +0.0% |
| 2016 | 36.6% | +1.6% |
| 2017 | 37.2% | +1.7% |
| 2018 | 37.2% | +0.0% |
| 2019 | 36.9% | -0.8% |
| 2020 | 36.7% | -0.5% |
| 2021 | 36.9% | +0.4% |
| 2022 | 36.9% | +0.0% |
| 2023 | 37.4% | +1.5% |
| 2024 | 37.4% | +0.0% |
| 2025 | 39.5% | +5.7% |
Tanzania compared with similar countries
- Tanzania's 39.5% is above the median for lower middle income countries, which is 22.6%, 1.7× the median. (46 countries reporting)
- Tanzania's 39.5% is above the median for Sub-Saharan Africa, which is 23.3%, 1.7× the median. (48 countries reporting)
Biggest year-on-year movements
Years where Proportion of seats held by women in national parliaments (%) in Tanzania 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.
| Year | Change | From | To |
|---|---|---|---|
| 2005 | +42.4% | 21.4% | 30.4% |
| 2001 | +36.1% | 16.4% | 22.3% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 17.1% | 16.4% | 17.5% | 3 |
| 2000s | 26.6% | 21.4% | 30.7% | 9 |
| 2010s | 36.4% | 36.0% | 37.2% | 9 |
| 2020s | 37.5% | 36.7% | 39.5% | 6 |
Countries ranked near Tanzania
More public sector data for Tanzania
- Democracy, annual growth rate 0 % change on previous year (2025)
- Chief executive of the government is elected, annual growth rate 0 % change on previous year (2025)
- Elected parliament, annual growth rate 0 % change on previous year (2025)
- Men's universal right to vote, annual growth rate 0 % change on previous year (2025)
- Universal right to vote, annual growth rate 0 % change on previous year (2025)
- Universal right to vote in practice, annual growth rate 0 % change on previous year (2025)
- Arms imports 4.00 million SIPRI trend indicator values (2025)
- Arms imports (SIPRI trend indicator values), per capita 0.8276 SIPRI trend indicator values per person (2021)
- Arms imports (SIPRI trend indicator values), per unit of GDP 0.0007 SIPRI trend indicator values per US$ of GDP (2021)
- Arms imports (SIPRI trend indicator values), annual growth rate 550 % change on previous year (2021)
Frequently asked questions
- What is proportion of seats held by women in national parliaments in Tanzania?
- Proportion of seats held by women in national parliaments in Tanzania was 39.5% in 2025, according to Monthly ranking of women in national parliaments, Inter-Parliamentary Union (IPU).
- What is the highest proportion of seats held by women in national parliaments recorded in Tanzania?
- The highest recorded value was 39.5% in 2025.
- What is the lowest proportion of seats held by women in national parliaments recorded in Tanzania?
- The lowest recorded value was 16.4% in 1999.
- How does Tanzania rank for proportion of seats held by women in national parliaments?
- Tanzania ranks 32nd out of 193 countries with data for 2025.
- Is proportion of seats held by women in national parliaments rising or falling in Tanzania?
- Over the last ten years it is up 9.8%. The long-run trend across the full record is rising.
- Where does this Tanzania data come from?
- The figures come from Monthly ranking of women in national parliaments, Inter-Parliamentary Union (IPU), published as part of Proportion of seats held by women in national parliaments (%). Statizoid updates them automatically from the source API.
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About this data
Women in parliaments are the percentage of parliamentary seats in a single or lower chamber held by women.