CO₂ emissions from transport in Iran
Iran: CO₂ emissions from transport was 148.49 million tonnes in 2023. ▲ Rising
Latest (2023)
148.49 million tonnes
Change on year
down 6.5%
World rank
9th
of 191 countries
All-time high
158.76 million tonnes
in 2022
All-time low
39.15 million tonnes
in 1990
Years of data
34
1990–2023
CO₂ emissions from transport in Iran, 1990–2023
Source: Climate Watch (2026) – with major processing by Our World in Data. Measured in tonnes.
Analysis
The most recent figure for co₂ emissions from transport in Iran is 148.49 million tonnes, measured in 2023.
Compared with earlier readings it is down 6.5% on the previous year and up 14.7% over ten years.
Over the whole period, co₂ emissions from transport in Iran peaked at 158.76 million tonnes in 2022 and was at its lowest, 39.15 million tonnes, in 1990.
Iran ranks 9th of 191 countries on this measure, in the top 10%.
The long-run direction has been consistently rising across the 34 years of available data.
CO₂ emissions from transport in Iran, year by year
| Year | tonnes | Change |
|---|---|---|
| 1990 | 39.15 million tonnes | — |
| 1991 | 42.32 million tonnes | +8.1% |
| 1992 | 44.15 million tonnes | +4.3% |
| 1993 | 49.81 million tonnes | +12.8% |
| 1994 | 56.75 million tonnes | +13.9% |
| 1995 | 55.71 million tonnes | -1.8% |
| 1996 | 59.93 million tonnes | +7.6% |
| 1997 | 61.27 million tonnes | +2.2% |
| 1998 | 63.73 million tonnes | +4.0% |
| 1999 | 71.21 million tonnes | +11.7% |
| 2000 | 76.49 million tonnes | +7.4% |
| 2001 | 80.31 million tonnes | +5.0% |
| 2002 | 86.57 million tonnes | +7.8% |
| 2003 | 91.43 million tonnes | +5.6% |
| 2004 | 96.96 million tonnes | +6.0% |
| 2005 | 104.93 million tonnes | +8.2% |
| 2006 | 111.14 million tonnes | +5.9% |
| 2007 | 110.55 million tonnes | -0.5% |
| 2008 | 115.23 million tonnes | +4.2% |
| 2009 | 125.21 million tonnes | +8.7% |
| 2010 | 117.85 million tonnes | -5.9% |
| 2011 | 118.03 million tonnes | +0.2% |
| 2012 | 124.94 million tonnes | +5.9% |
| 2013 | 129.48 million tonnes | +3.6% |
| 2014 | 142.47 million tonnes | +10.0% |
| 2015 | 140.40 million tonnes | -1.5% |
| 2016 | 131.63 million tonnes | -6.2% |
| 2017 | 136.35 million tonnes | +3.6% |
| 2018 | 139.74 million tonnes | +2.5% |
| 2019 | 144.87 million tonnes | +3.7% |
| 2020 | 130.01 million tonnes | -10.3% |
| 2021 | 142.88 million tonnes | +9.9% |
| 2022 | 158.76 million tonnes | +11.1% |
| 2023 | 148.49 million tonnes | -6.5% |
Iran compared with similar countries
- Iran's 148.49 million tonnes is above the median for upper middle income countries, which is 4.45 million tonnes, 33.4× the median. (58 countries reporting)
- Iran's 148.49 million tonnes is above the median for Middle East, North Africa, Afghanistan & Pakistan, which is 15.29 million tonnes, 9.7× the median. (22 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 54.40 million tonnes | 39.15 million tonnes | 71.21 million tonnes | 10 |
| 2000s | 99.88 million tonnes | 76.49 million tonnes | 125.21 million tonnes | 10 |
| 2010s | 132.58 million tonnes | 117.85 million tonnes | 144.87 million tonnes | 10 |
| 2020s | 145.03 million tonnes | 130.01 million tonnes | 158.76 million tonnes | 4 |
Countries ranked near Iran
More climate change data for Iran
- Spring temperature anomalies 0.0713 °C (2026)
- Summer temperature anomalies 1.08 °C (2026)
- Temperature anomalies by month 0.2419 °C (2026)
- Share of global CO₂ emissions and population 0.8% (2100)
- Population, total, annual growth rate 0.9283 % change on previous year (2025)
- Population, total, per unit of GDP 0.0003 units per US$ of GDP (2025)
- Urban population, annual growth rate 1.39 % change on previous year (2025)
- Urban population, per unit of GDP 0.0002 units per US$ of GDP (2025)
- Urban population, per capita 0.7738 units per person (2025)
- Precipitation anomalies, annual growth rate -620.65 % change on previous year (2025)
Frequently asked questions
- What is co₂ emissions from transport in Iran?
- Co₂ emissions from transport in Iran was 148.49 million tonnes in 2023, according to Climate Watch (2026) – with major processing by Our World in Data.
- What is the highest co₂ emissions from transport recorded in Iran?
- The highest recorded value was 158.76 million tonnes in 2022.
- What is the lowest co₂ emissions from transport recorded in Iran?
- The lowest recorded value was 39.15 million tonnes in 1990.
- How does Iran rank for co₂ emissions from transport?
- Iran ranks 9th out of 191 countries with data for 2023.
- Is co₂ emissions from transport rising or falling in Iran?
- Over the last ten years it is up 14.7%. The long-run trend across the full record is rising.
- Where does this Iran data come from?
- The figures come from Climate Watch (2026) – with major processing by Our World in Data, published as part of CO₂ emissions from transport. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 34 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Emissions are measured in tonnes.