Australia vs Costa Rica: Share of women in parliament
Australia
46.0%
in 2025
Costa Rica
49.1%
in 2025
Australia rank
10th
Costa Rica rank
8th
Share of women in parliament over time
- Australia
- Costa Rica
How they compare
Costa Rica currently reports 49.1% against 46.0% in Australia, a difference of 3.1%.
That makes Costa Rica's figure about 1.1 times Australia's.
The two have swapped places 2 times across 28 shared years of data; in 1997 it was Costa Rica ahead.
Australia ranks 10th and Costa Rica ranks 8th of 193 countries.
Costa Rica has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Australia | Costa Rica | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 17.8% | 18.1% | 0.3% | Costa Rica |
| 2000s | 25.4% | 34.3% | 8.9% | Costa Rica |
| 2010s | 26.9% | 38.1% | 11.2% | Costa Rica |
| 2020s | 37.1% | 47.4% | 10.3% | Costa Rica |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of women in parliament, Australia or Costa Rica?
- Costa Rica, at 49.1% against 46.0% in Australia as of 2025.
- What is the difference in share of women in parliament between Australia and Costa Rica?
- 3.1%, with Costa Rica ahead.
- How many years of comparable data are there for Australia and Costa Rica?
- 28 years are reported by both, from 1997 to 2025.
- How do Australia and Costa Rica rank globally for share of women in parliament?
- Australia ranks 10th and Costa Rica ranks 8th of 193 countries.
- Where does this data come from?
- Inter-Parliamentary Union (IPU) monthly ranking of women in national parliaments, via World Bank (2026) β 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.
Individual pages
About this data
Percentage of seats in lower or single chamber of the legislature held by women.