Costa Rica vs Mexico: Share of women in parliament
Costa Rica
49.1%
in 2025
Mexico
50.2%
in 2025
Costa Rica rank
7th
Mexico rank
5th
Share of women in parliament over time
- Costa Rica
- Mexico
How they compare
Mexico currently reports 50.2% against 49.1% in Costa Rica, a difference of 1.1%.
The two have swapped places 10 times across 119 shared years of data; in 1900 it was Mexico ahead.
Costa Rica ranks 7th and Mexico ranks 5th of 174 countries.
Across the 13 decades both report, Costa Rica averaged higher in 3 and Mexico in 5.
Head to head by decade
| Decade | Costa Rica | Mexico | Difference | Ahead |
|---|---|---|---|---|
| 1900s | 0.0% | 0.0% | 0.0% | — |
| 1910s | 0.0% | 0.0% | 0.0% | — |
| 1920s | 0.0% | 0.0% | 0.0% | — |
| 1930s | 0.0% | 0.0% | 0.0% | — |
| 1940s | 0.0% | 0.0% | 0.0% | — |
| 1950s | 4.2% | 1.9% | 2.3% | Costa Rica |
| 1960s | 3.7% | 5.3% | 1.7% | Mexico |
| 1970s | 6.3% | 6.5% | 0.2% | Mexico |
| 1980s | 8.4% | 10.7% | 2.2% | Mexico |
| 1990s | 14.4% | 12.0% | 2.4% | Costa Rica |
| 2000s | 31.4% | 21.2% | 10.2% | Costa Rica |
| 2010s | 38.2% | 38.9% | 0.7% | Mexico |
| 2020s | 47.4% | 49.8% | 2.4% | Mexico |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of women in parliament, Costa Rica or Mexico?
- Mexico, at 50.2% against 49.1% in Costa Rica as of 2025.
- What is the difference in share of women in parliament between Costa Rica and Mexico?
- 1.1%, with Mexico ahead.
- How many years of comparable data are there for Costa Rica and Mexico?
- 119 years are reported by both, from 1900 to 2025.
- How do Costa Rica and Mexico rank globally for share of women in parliament?
- Costa Rica ranks 7th and Mexico ranks 5th of 174 countries.
- Where does this data come from?
- V-Dem (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.
Individual pages
About this data
Percentage of women in the lower or single chamber of the legislature.