Costa Rica vs Sri Lanka: Share of adult citizens who have the right to vote
Costa Rica
100.0%
in 2025
Sri Lanka
100.0%
in 2025
Costa Rica rank
1st
Sri Lanka rank
1st
Share of adult citizens who have the right to vote over time
- Costa Rica
- Sri Lanka
How they compare
Costa Rica currently reports 100.0% against 100.0% in Sri Lanka, a difference of 0.0%.
The two have swapped places 1 time across 126 shared years of data; in 1900 it was Costa Rica ahead.
Costa Rica ranks 1st and Sri Lanka ranks 1st of 176 countries.
Across the 13 decades both report, Costa Rica averaged higher in 3 and Sri Lanka in 2.
Head to head by decade
| Decade | Costa Rica | Sri Lanka | Difference | Ahead |
|---|---|---|---|---|
| 1900s | 40.0% | 0.0% | 40.0% | Costa Rica |
| 1910s | 46.0% | 4.5% | 41.5% | Costa Rica |
| 1920s | 50.0% | 8.5% | 41.5% | Costa Rica |
| 1930s | 50.0% | 82.0% | 32.0% | Sri Lanka |
| 1940s | 50.0% | 100.0% | 50.0% | Sri Lanka |
| 1950s | 100.0% | 100.0% | 0.0% | — |
| 1960s | 100.0% | 100.0% | 0.0% | — |
| 1970s | 100.0% | 100.0% | 0.0% | — |
| 1980s | 100.0% | 100.0% | 0.0% | — |
| 1990s | 100.0% | 100.0% | 0.0% | — |
| 2000s | 100.0% | 100.0% | 0.0% | — |
| 2010s | 100.0% | 100.0% | 0.0% | — |
| 2020s | 100.0% | 100.0% | 0.0% | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of adult citizens who have the right to vote, Costa Rica or Sri Lanka?
- Costa Rica, at 100.0% against 100.0% in Sri Lanka as of 2025.
- What is the difference in share of adult citizens who have the right to vote between Costa Rica and Sri Lanka?
- 0.0%, with Costa Rica ahead.
- How many years of comparable data are there for Costa Rica and Sri Lanka?
- 126 years are reported by both, from 1900 to 2025.
- How do Costa Rica and Sri Lanka rank globally for share of adult citizens who have the right to vote?
- Costa Rica ranks 1st and Sri Lanka ranks 1st of 176 countries.
- Where does this data come from?
- V-Dem (2026) – processed by Our World in Data, published as Share of adult citizens who have the right to vote. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Share of adult citizens which have the legal right to vote in national elections.