Proportion of seats held by women in national parliaments in OECD members

OECD members: Proportion of seats held by women in national parliaments was 33.4% in 2025. ▲ Rising

Latest (2025)
33.4%
Change on year
up 0.4%
Rank
5th
of 47 groups
All-time high
33.4%
in 2025
All-time low
16.0%
in 1997
Years of data
29
1997–2025

Proportion of seats held by women in national parliaments in OECD members, 1997–2025

01020301997201120251997: 16 %1998: 16.3 %1999: 17.3 %2000: 18 %2001: 17.7 %2002: 19.2 %2003: 19.5 %2004: 20.1 %2005: 20.7 %2006: 21.1 %2007: 22.2 %2008: 22.4 %2009: 23.1 %2010: 23.2 %2011: 24 %2012: 25 %2013: 26.2 %2014: 26.8 %2015: 27.8 %2016: 28 %2017: 28.9 %2018: 29.9 %2019: 30.8 %2020: 31.5 %2021: 32.4 %2022: 32.5 %2023: 32.8 %2024: 33.3 %2025: 33.4 %

Source: Monthly ranking of women in national parliaments, Inter-Parliamentary Union (IPU). Measured in %.

Analysis

The most recent figure for proportion of seats held by women in national parliaments in OECD members is 33.4%, measured in 2025. That is the highest value across all 29 years on record.

The figure is up 0.4% on the previous year and up 20.0% over ten years.

Over the whole period, proportion of seats held by women in national parliaments in OECD members peaked at 33.4% in 2025 and was at its lowest, 16.0%, in 1997.

OECD members ranks 5th of 47 groups on this measure, in the top 10%.

The long-run direction has been consistently rising across the 29 years of available data.

Proportion of seats held by women in national parliaments in OECD members, year by year

Annual values for Proportion of seats held by women in national parliaments (%) in OECD members, 1997 to 2025.
Year % Change
1997 16.0%
1998 16.3% +2.1%
1999 17.3% +5.8%
2000 18.0% +4.4%
2001 17.7% -1.8%
2002 19.2% +8.5%
2003 19.5% +1.4%
2004 20.1% +3.0%
2005 20.7% +3.0%
2006 21.1% +1.9%
2007 22.2% +5.4%
2008 22.4% +0.7%
2009 23.1% +3.1%
2010 23.2% +0.3%
2011 24.0% +3.4%
2012 25.0% +4.4%
2013 26.2% +4.5%
2014 26.8% +2.4%
2015 27.8% +3.9%
2016 28.0% +0.4%
2017 28.9% +3.2%
2018 29.9% +3.5%
2019 30.8% +3.1%
2020 31.5% +2.3%
2021 32.4% +2.9%
2022 32.5% +0.3%
2023 32.8% +0.9%
2024 33.3% +1.4%
2025 33.4% +0.4%

Averages by decade

DecadeAverage LowestHighest Years
1990s 16.5% 16.0% 17.3% 3
2000s 20.4% 17.7% 23.1% 10
2010s 27.0% 23.2% 30.8% 10
2020s 32.7% 31.5% 33.4% 6

Countries ranked near OECD members

  1. 2 Cuba 55.7% compare
  2. 3 Nicaragua 54.9% compare
  3. 4 Bolivia, Plurinational State of 50.8% compare
  4. 5 Mexico 50.2% compare
  5. 6 Andorra 50.0% compare
  6. 6 United Arab Emirates 50.0% compare
  7. 8 Costa Rica 49.1% compare

See the full ranking of 240 places →

More public sector data for OECD members

All data for OECD members →

Frequently asked questions

What is proportion of seats held by women in national parliaments in OECD members?
Proportion of seats held by women in national parliaments in OECD members was 33.4% 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 OECD members?
The highest recorded value was 33.4% in 2025.
What is the lowest proportion of seats held by women in national parliaments recorded in OECD members?
The lowest recorded value was 16.0% in 1997.
How does OECD members rank for proportion of seats held by women in national parliaments?
OECD members ranks 5th out of 47 groups with data for 2025.
Is proportion of seats held by women in national parliaments rising or falling in OECD members?
Over the last ten years it is up 20.0%. The long-run trend across the full record is rising.
Where does this OECD members 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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Proportion of seats held by women in national parliaments in OECD members. Statizoid, drawing on Monthly ranking of women in national parliaments, Inter-Parliamentary Union (IPU). Retrieved 08 September 2026, from https://public-sector.statizoid.com/stat/proportion-of-seats-held-by-women-in-national-parliaments-percent/oecd-members/

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About this data

Indicator
Proportion of seats held by women in national parliaments (%)
Unit
%
Source
Monthly ranking of women in national parliaments, Inter-Parliamentary Union (IPU)
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
240 places, 6,573 data points, 1997–2025
Last refreshed

Women in parliaments are the percentage of parliamentary seats in a single or lower chamber held by women.