Costa Rica vs OECD members: Proportion of seats held by women in national parliaments
Costa Rica
49.1%
in 2025
OECD members
33.4%
in 2025
Costa Rica rank
8th
OECD members rank
5th
Proportion of seats held by women in national parliaments over time
- Costa Rica
- OECD members
How they compare
Costa Rica currently reports 49.1% against 33.4% in OECD members, a difference of 15.7%.
That makes Costa Rica's figure about 1.5 times OECD members's.
The two have swapped places 1 time across 29 shared years of data; in 1997 it was OECD members ahead.
Costa Rica ranks 8th and OECD members ranks 5th of 193 countries.
Costa Rica has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Costa Rica | OECD members | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 18.1% | 16.5% | 1.6% | Costa Rica |
| 2000s | 32.8% | 20.4% | 12.4% | Costa Rica |
| 2010s | 38.1% | 27.0% | 11.0% | Costa Rica |
| 2020s | 47.4% | 32.7% | 14.7% | Costa Rica |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher proportion of seats held by women in national parliaments, Costa Rica or OECD members?
- Costa Rica, at 49.1% against 33.4% in OECD members as of 2025.
- What is the difference in proportion of seats held by women in national parliaments between Costa Rica and OECD members?
- 15.7%, with Costa Rica ahead.
- How many years of comparable data are there for Costa Rica and OECD members?
- 29 years are reported by both, from 1997 to 2025.
- How do Costa Rica and OECD members rank globally for proportion of seats held by women in national parliaments?
- Costa Rica ranks 8th and OECD members ranks 5th of 193 countries.
- Where does this data come from?
- Monthly ranking of women in national parliaments, Inter-Parliamentary Union (IPU), published as Proportion of seats held by women in national parliaments (%). Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Women in parliaments are the percentage of parliamentary seats in a single or lower chamber held by women.