Costa Rica vs Iran: Completion rate, upper secondary education, adjusted gender parity
Costa Rica
1.17 modelled data
in 2025
Iran
1.18 modelled data
in 2025
Costa Rica rank
40th
Iran rank
37th
Completion rate, upper secondary education, adjusted gender parity over time
- Costa Rica
- Iran
How they compare
Iran currently reports 1.18 modelled data against 1.17 modelled data in Costa Rica, a difference of 0.01 modelled data.
The two have swapped places 1 time across 45 shared years of data; in 1981 it was Costa Rica ahead.
Costa Rica ranks 40th and Iran ranks 37th of 164 countries.
Across the 5 decades both report, Costa Rica averaged higher in 4 and Iran in 1.
Head to head by decade
| Decade | Costa Rica | Iran | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 1.01 modelled data | 0.557 modelled data | 0.4485 modelled data | Costa Rica |
| 1990s | 1.03 modelled data | 0.8024 modelled data | 0.2289 modelled data | Costa Rica |
| 2000s | 1.15 modelled data | 1.1 modelled data | 0.0499 modelled data | Costa Rica |
| 2010s | 1.17 modelled data | 1.12 modelled data | 0.0495 modelled data | Costa Rica |
| 2020s | 1.17 modelled data | 1.17 modelled data | 0.0031 modelled data | Iran |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher completion rate, upper secondary education, adjusted gender parity, Costa Rica or Iran?
- Iran, at 1.18 modelled data against 1.17 modelled data in Costa Rica as of 2025.
- What is the difference in completion rate, upper secondary education, adjusted gender parity between Costa Rica and Iran?
- 0.01 modelled data, with Iran ahead.
- How many years of comparable data are there for Costa Rica and Iran?
- 45 years are reported by both, from 1981 to 2025.
- How do Costa Rica and Iran rank globally for completion rate, upper secondary education, adjusted gender parity?
- Costa Rica ranks 40th and Iran ranks 37th of 164 countries.
- Where does this data come from?
- UNESCO Institute for Statistics, published as Completion rate, upper secondary education, adjusted gender parity index (GPIA) (modelled data). Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
February 2026 Data Release