Which has higher share of women in parliament, Sierra Leone or United States of America?

Sierra Leone, at 29.5% against 28.9% in United States of America as of 2025.

How many years of comparable data are there for Sierra Leone and United States of America?

25 years are reported by both, from 1999 to 2025.

Where does this data 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 Share of women in parliament. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Sierra Leone vs United States of America: Share of women in parliament

Sierra Leone

29.5%

in 2025

United States of America

28.9%

in 2025

Sierra Leone rank

81st

United States of America rank

84th

Share of women in parliament over time

Sierra Leone
United States of America

How they compare

Sierra Leone currently reports 29.5% against 28.9% in United States of America, a difference of 0.6%.

The two have swapped places 3 times across 25 shared years of data; in 1999 it was United States of America ahead.

Sierra Leone ranks 81st and United States of America ranks 84th of 193 countries.

United States of America has averaged higher in every one of the 4 decades both report.

Head to head by decade

Decade	Sierra Leone	United States of America	Difference	Ahead
1990s	8.8%	13.3%	4.6%	United States of America
2000s	13.3%	15.7%	2.4%	United States of America
2010s	12.5%	19.4%	6.9%	United States of America
2020s	20.7%	28.4%	7.7%	United States of America

Averages of every year both report within each decade.

Frequently asked questions

Which has higher share of women in parliament, Sierra Leone or United States of America?: Sierra Leone, at 29.5% against 28.9% in United States of America as of 2025.
What is the difference in share of women in parliament between Sierra Leone and United States of America?: 0.6%, with Sierra Leone ahead.
How many years of comparable data are there for Sierra Leone and United States of America?: 25 years are reported by both, from 1999 to 2025.
How do Sierra Leone and United States of America rank globally for share of women in parliament?: Sierra Leone ranks 81st and United States of America ranks 84th of 193 countries.
Where does this data 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 Share of women in parliament. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Sierra Leone vs United States of America: Share of women in parliament. Statizoid, drawing on Inter-Parliamentary Union (IPU) monthly ranking of women in national parliaments, via World Bank (2026) – processed by Our World in Data. Retrieved 15 September 2026, from https://gender.statizoid.com/compare/share-of-women-in-parliament-ipu/sierra-leone/united-states/

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About this data

Indicator: Share of women in parliament
Unit: %
Source: Inter-Parliamentary Union (IPU) monthly ranking of women in national parliaments, via World Bank (2026) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 193 places, 5,259 data points, 1997–2025
Last refreshed: 28 August 2026

Percentage of seats in lower or single chamber of the legislature held by women.