# Student-teacher ratio — IRN
> Latest: 28.52% (2017). Change: +1.2 pp vs 2016.
- Unit: %
- Frequency: Annual · Coverage: 1971–2017
- Data updated: 2026-10-08
- Source: World Bank — SE.PRM.ENRL.TC.ZS — https://data.worldbank.org/indicator/SE.PRM.ENRL.TC.ZS
- License: CC BY 4.0
- Interactive chart: https://econdash.org/chart/student-teacher-ratio/IRN
## Recent values
| Year | Value |
| :--- | :--- |
| 2013 | 25.65% |
| 2014 | 25.92% |
| 2015 | 26.77% |
| 2016 | 27.32% |
| 2017 | 28.52% |
## How to cite
APA: World Bank. (2017). Student-teacher ratio — IRN [Data set]. Retrieved November 13, 2026, from EconDash: https://econdash.org/chart/student-teacher-ratio/IRN. Original source: https://data.worldbank.org/indicator/SE.PRM.ENRL.TC.ZS
## Full data
Full time series: https://econdash.org/docs/agent-payments (free API trial for core indicators of 10 major economies; otherwise an API key or pay per call)