Costa Rica vs New Zealand: Share of women in parliament
Costa Rica
49.1%
in 2025
New Zealand
45.5%
in 2025
Costa Rica rank
7th
New Zealand rank
10th
Share of women in parliament over time
- Costa Rica
- New Zealand
How they compare
Costa Rica currently reports 49.1% against 45.5% in New Zealand, a difference of 3.6%.
That makes Costa Rica's figure about 1.1 times New Zealand's.
The two have swapped places 11 times across 123 shared years of data; in 1900 it was New Zealand ahead.
Costa Rica ranks 7th and New Zealand ranks 10th of 174 countries.
Across the 13 decades both report, Costa Rica averaged higher in 4 and New Zealand in 6.
Head to head by decade
| Decade | Costa Rica | New Zealand | 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% | 0.6% | 0.6% | New Zealand |
| 1940s | 0.0% | 3.2% | 3.2% | New Zealand |
| 1950s | 4.2% | 4.5% | 0.3% | New Zealand |
| 1960s | 3.7% | 5.8% | 2.1% | New Zealand |
| 1970s | 6.3% | 4.6% | 1.7% | Costa Rica |
| 1980s | 8.4% | 11.1% | 2.7% | New Zealand |
| 1990s | 14.4% | 23.0% | 8.6% | New Zealand |
| 2000s | 31.4% | 31.1% | 0.3% | Costa Rica |
| 2010s | 38.2% | 34.6% | 3.6% | Costa Rica |
| 2020s | 47.4% | 47.3% | 0.0% | Costa Rica |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of women in parliament, Costa Rica or New Zealand?
- Costa Rica, at 49.1% against 45.5% in New Zealand as of 2025.
- What is the difference in share of women in parliament between Costa Rica and New Zealand?
- 3.6%, with Costa Rica ahead.
- How many years of comparable data are there for Costa Rica and New Zealand?
- 123 years are reported by both, from 1900 to 2025.
- How do Costa Rica and New Zealand rank globally for share of women in parliament?
- Costa Rica ranks 7th and New Zealand ranks 10th 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.