Corn: Yield gap in Iran

Iran: Corn: Yield gap was 3.36 tonnes per hectare in 2024. ▬ Flat

Latest (2024)
3.36 tonnes per hectare
Change on year
down 2.5%
World rank
27th
of 115 countries
All-time high
4.11 tonnes per hectare
in 2009
All-time low
2.34 tonnes per hectare
in 2007
Years of data
25
2000–2024

Corn: Yield gap in Iran, 2000–2024

012342000201220242000: 3.9 tonnes per hectare2001: 3.9 tonnes per hectare2002: 3.3 tonnes per hectare2003: 3.3 tonnes per hectare2004: 3 tonnes per hectare2005: 2.8 tonnes per hectare2006: 2.6 tonnes per hectare2007: 2.3 tonnes per hectare2008: 3.6 tonnes per hectare2009: 4.1 tonnes per hectare2010: 3.1 tonnes per hectare2011: 2.8 tonnes per hectare2012: 3.8 tonnes per hectare2013: 3.6 tonnes per hectare2014: 2.9 tonnes per hectare2015: 3 tonnes per hectare2016: 2.6 tonnes per hectare2017: 3.3 tonnes per hectare2018: 3.3 tonnes per hectare2019: 3.3 tonnes per hectare2020: 3.4 tonnes per hectare2021: 3.7 tonnes per hectare2022: 3.7 tonnes per hectare2023: 3.5 tonnes per hectare2024: 3.4 tonnes per hectare

Source: Mueller et al. (2012); USDA National Agricultural Statistics Service (NASS) (2026); Food and Agriculture Organization of the United Nations (2025) – with major processing by Our World in Data. Measured in tonnes per hectare.

Analysis

Iran recorded 3.36 tonnes per hectare for corn: yield gap in 2024.

That represents a change of down 2.5% on the previous year and up 14.9% over ten years.

Over the whole period, corn: yield gap in Iran peaked at 4.11 tonnes per hectare in 2009 and was at its lowest, 2.34 tonnes per hectare, in 2007.

That places Iran 27th out of 115 countries with data for 2024, putting it in the top quarter.

Averages by decade

DecadeAverage LowestHighest Years
2000s 3.28 tonnes per hectare 2.34 tonnes per hectare 4.11 tonnes per hectare 10
2010s 3.2 tonnes per hectare 2.65 tonnes per hectare 3.84 tonnes per hectare 10
2020s 3.5 tonnes per hectare 3.36 tonnes per hectare 3.65 tonnes per hectare 5

Countries ranked near Iran

  1. 24 Russia 3.52 tonnes per hectare compare
  2. 25 Bosnia and Herzegovina 3.45 tonnes per hectare compare
  3. 26 Malawi 3.4 tonnes per hectare compare
  4. 28 Guatemala 3.2 tonnes per hectare compare
  5. 29 Madagascar 3.19 tonnes per hectare compare
  6. 30 Mozambique 3.18 tonnes per hectare compare

See the full ranking of 115 places →

More agriculture & rural data for Iran

All data for Iran →

Frequently asked questions

What is corn: yield gap in Iran?
Corn: yield gap in Iran was 3.36 tonnes per hectare in 2024, according to Mueller et al. (2012); USDA National Agricultural Statistics Service (NASS) (2026); Food and Agriculture Organization of the United Nations (2025) – with major processing by Our World in Data.
What is the highest corn: yield gap recorded in Iran?
The highest recorded value was 4.11 tonnes per hectare in 2009.
What is the lowest corn: yield gap recorded in Iran?
The lowest recorded value was 2.34 tonnes per hectare in 2007.
How does Iran rank for corn: yield gap?
Iran ranks 27th out of 115 countries with data for 2024.
Is corn: yield gap rising or falling in Iran?
Over the last ten years it is up 14.9%. The long-run trend across the full record is flat.
Where does this Iran data come from?
The figures come from Mueller et al. (2012); USDA National Agricultural Statistics Service (NASS) (2026); Food and Agriculture Organization of the United Nations (2025) – with major processing by Our World in Data, published as part of Corn: Yield gap. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 25 observations, free to reuse under CC BY 4.0 (Our World in Data).

About this data

Indicator
Corn: Yield gap
Unit
tonnes per hectare
Source
Mueller et al. (2012); USDA National Agricultural Statistics Service (NASS) (2026); Food and Agriculture Organization of the United Nations (2025) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
115 places, 2,863 data points, 2000–2025
Last refreshed

Yield gaps are the difference between attainable yields and actual yields, measured in tonnes per hectare. Negative values have been replaced by zero, meaning that the attainable yield has been reached.