Share of women in parliament in United Kingdom of Great Britain and Northern Ireland
United Kingdom of Great Britain and Northern Ireland: Share of women in parliament was 40.5% in 2025. ▲ Rising
Share of women in parliament in United Kingdom of Great Britain and Northern Ireland, 1997–2025
Source: Inter-Parliamentary Union (IPU) monthly ranking of women in national parliaments, via World Bank (2026) – processed by Our World in Data. Measured in %.
Analysis
In 2025, share of women in parliament in United Kingdom of Great Britain and Northern Ireland stood at 40.5%. That is the highest value across all 29 years on record.
That represents a change of up 37.7% over ten years.
Over the whole period, share of women in parliament in United Kingdom of Great Britain and Northern Ireland peaked at 40.5% in 2024 and was at its lowest, 17.9%, in 2001.
That places United Kingdom of Great Britain and Northern Ireland 28th out of 193 countries with data for 2025, putting it in the top quarter.
The long-run direction has been consistently rising across the 29 years of available data.
Share of women in parliament in United Kingdom of Great Britain and Northern Ireland, year by year
| Year | % | Change |
|---|---|---|
| 1997 | 18.2% | — |
| 1998 | 18.2% | +0.0% |
| 1999 | 18.4% | +0.8% |
| 2000 | 18.4% | +0.0% |
| 2001 | 17.9% | -2.5% |
| 2002 | 17.9% | +0.0% |
| 2003 | 17.9% | +0.0% |
| 2004 | 18.1% | +0.8% |
| 2005 | 19.7% | +8.9% |
| 2006 | 19.7% | +0.0% |
| 2007 | 19.5% | -0.8% |
| 2008 | 19.5% | +0.0% |
| 2009 | 19.5% | +0.0% |
| 2010 | 22.0% | +12.8% |
| 2011 | 22.3% | +1.4% |
| 2012 | 22.5% | +0.7% |
| 2013 | 22.5% | +0.0% |
| 2014 | 22.6% | +0.7% |
| 2015 | 29.4% | +29.9% |
| 2016 | 29.6% | +0.7% |
| 2017 | 32.0% | +8.2% |
| 2018 | 32.2% | +0.5% |
| 2019 | 32.0% | -0.5% |
| 2020 | 33.8% | +5.8% |
| 2021 | 34.3% | +1.2% |
| 2022 | 34.6% | +0.9% |
| 2023 | 34.6% | +0.1% |
| 2024 | 40.5% | +16.9% |
| 2025 | 40.5% | +0.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 18.3% | 18.2% | 18.4% | 3 |
| 2000s | 18.8% | 17.9% | 19.7% | 10 |
| 2010s | 26.7% | 22.0% | 32.2% | 10 |
| 2020s | 36.4% | 33.8% | 40.5% | 6 |
Countries ranked near United Kingdom of Great Britain and Northern Ireland
More gender data for United Kingdom of Great Britain and Northern Ireland
- Child population (UN estimates and projections) 11,226 (2030)
- Child population (UN estimates and projections) (0-14), annual growth -0.9161 % change on previous year (2030)
- Population 60,060 (2030)
- Working-age population (UN estimates and projections) 60,060 (2030)
- Population (UN estimates and projections), annual growth rate 0.7034 % change on previous year (2030)
- Age population, age 00, female, interpolated 335,907 (2025)
- Age population, age 00, male, interpolated 353,938 (2025)
- Age population, age 01, female, interpolated 340,922 (2025)
- Age population, age 01, male, interpolated 359,075 (2025)
- Age population, age 02, female, interpolated 343,706 (2025)
All data for United Kingdom of Great Britain and Northern Ireland →
Frequently asked questions
- What is share of women in parliament in United Kingdom of Great Britain and Northern Ireland?
- Share of women in parliament in United Kingdom of Great Britain and Northern Ireland was 40.5% in 2025, according to Inter-Parliamentary Union (IPU) monthly ranking of women in national parliaments, via World Bank (2026) – processed by Our World in Data.
- What is the highest share of women in parliament recorded in United Kingdom of Great Britain and Northern Ireland?
- The highest recorded value was 40.5% in 2024.
- What is the lowest share of women in parliament recorded in United Kingdom of Great Britain and Northern Ireland?
- The lowest recorded value was 17.9% in 2001.
- How does United Kingdom of Great Britain and Northern Ireland rank for share of women in parliament?
- United Kingdom of Great Britain and Northern Ireland ranks 28th out of 193 countries with data for 2025.
- Is share of women in parliament rising or falling in United Kingdom of Great Britain and Northern Ireland?
- Over the last ten years it is up 37.7%. The long-run trend across the full record is rising.
- Where does this United Kingdom of Great Britain and Northern Ireland data come from?
- The figures come from Inter-Parliamentary Union (IPU) monthly ranking of women in national parliaments, via World Bank (2026) – processed by Our World in Data, published as part of Share of women in parliament. Statizoid updates them automatically from the source API.
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About this data
Percentage of seats in lower or single chamber of the legislature held by women.