Iran, Islamic Republic of vs Puerto Rico: Lower secondary school starting age
Iran, Islamic Republic of
12 years
in 2025
Puerto Rico
12 years
in 2025
Iran, Islamic Republic of rank
30th
Puerto Rico rank
30th
Lower secondary school starting age over time
- Iran, Islamic Republic of
- Puerto Rico
How they compare
Iran, Islamic Republic of currently reports 12 years against 12 years in Puerto Rico, a difference of 0 years.
Across all 29 years both countries report, Puerto Rico has been ahead every year.
Iran, Islamic Republic of ranks 30th and Puerto Rico ranks 30th of 209 countries.
Puerto Rico has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Iran, Islamic Republic of | Puerto Rico | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 11 years | 12 years | 1 years | Puerto Rico |
| 2000s | 11 years | 12 years | 1 years | Puerto Rico |
| 2010s | 11.7 years | 12 years | 0.3 years | Puerto Rico |
| 2020s | 12 years | 12 years | 0 years | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher lower secondary school starting age, Iran, Islamic Republic of or Puerto Rico?
- Iran, Islamic Republic of, at 12 years against 12 years in Puerto Rico as of 2025.
- What is the difference in lower secondary school starting age between Iran, Islamic Republic of and Puerto Rico?
- 0 years, with Iran, Islamic Republic of ahead.
- How many years of comparable data are there for Iran, Islamic Republic of and Puerto Rico?
- 29 years are reported by both, from 1997 to 2025.
- How do Iran, Islamic Republic of and Puerto Rico rank globally for lower secondary school starting age?
- Iran, Islamic Republic of ranks 30th and Puerto Rico ranks 30th of 209 countries.
- Where does this data come from?
- Data API, UN Educational, Scientific and Cultural Organization (UNESCO), published as Lower secondary school starting age (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Lower secondary school starting age is the age at which students would enter lower secondary education, assuming they had started at the official entrance age for the lowest level of education, had studied full-time throughout and had progressed through the system without repeating or skipping a grade.