Number of terrorist attacks in Iran
Iran: Number of terrorist attacks was 4 attacks in 2021. ◆ Volatile
Latest (2021)
4 attacks
Change on year
down 42.9%
World rank
50th
of 188 countries
All-time high
108 attacks
in 1981
All-time low
0 attacks
in 1997
Years of data
51
1970–2021
Number of terrorist attacks in Iran, 1970–2021
Source: National Consortium for the Study of Terrorism and Responses to Terrorism (START) (2022) – with major processing by Our World in Data. Measured in attacks.
Analysis
In 2021, number of terrorist attacks in Iran stood at 4 attacks.
Compared with earlier readings it is down 42.9% on the previous year and down 69.2% over ten years.
Over the whole period, number of terrorist attacks in Iran peaked at 108 attacks in 1981 and was at its lowest, 0 attacks, in 1997.
That places Iran 50th out of 188 countries with data for 2021, putting it in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Number of terrorist attacks in Iran, year by year
| Year | attacks | Change |
|---|---|---|
| 1970 | 5 attacks | — |
| 1971 | 11 attacks | +120.0% |
| 1972 | 15 attacks | +36.4% |
| 1973 | 4 attacks | -73.3% |
| 1974 | 11 attacks | +175.0% |
| 1975 | 13 attacks | +18.2% |
| 1976 | 4 attacks | -69.2% |
| 1977 | 5 attacks | +25.0% |
| 1978 | 27 attacks | +440.0% |
| 1979 | 82 attacks | +203.7% |
| 1980 | 67 attacks | -18.3% |
| 1981 | 108 attacks | +61.2% |
| 1982 | 26 attacks | -75.9% |
| 1983 | 10 attacks | -61.5% |
| 1984 | 17 attacks | +70.0% |
| 1985 | 3 attacks | -82.4% |
| 1986 | 6 attacks | +100.0% |
| 1987 | 1 attacks | -83.3% |
| 1988 | 6 attacks | +500.0% |
| 1989 | 6 attacks | +0.0% |
| 1990 | 11 attacks | +83.3% |
| 1991 | 9 attacks | -18.2% |
| 1992 | 16 attacks | +77.8% |
| 1994 | 43 attacks | +168.8% |
| 1995 | 8 attacks | -81.4% |
| 1996 | 3 attacks | -62.5% |
| 1997 | 0 attacks | -100.0% |
| 1998 | 5 attacks | — |
| 1999 | 8 attacks | +60.0% |
| 2000 | 15 attacks | +87.5% |
| 2001 | 4 attacks | -73.3% |
| 2002 | 0 attacks | -100.0% |
| 2003 | 2 attacks | — |
| 2004 | 0 attacks | -100.0% |
| 2005 | 5 attacks | — |
| 2006 | 14 attacks | +180.0% |
| 2007 | 9 attacks | -35.7% |
| 2008 | 8 attacks | -11.1% |
| 2009 | 15 attacks | +87.5% |
| 2010 | 14 attacks | -6.7% |
| 2011 | 13 attacks | -7.1% |
| 2012 | 5 attacks | -61.5% |
| 2013 | 11 attacks | +120.0% |
| 2014 | 9 attacks | -18.2% |
| 2015 | 9 attacks | +0.0% |
| 2016 | 10 attacks | +11.1% |
| 2017 | 11 attacks | +10.0% |
| 2018 | 13 attacks | +18.2% |
| 2019 | 8 attacks | -38.5% |
| 2020 | 7 attacks | -12.5% |
| 2021 | 4 attacks | -42.9% |
Iran compared with similar countries
- Iran's 4 attacks is above the median for Middle East, North Africa, Afghanistan & Pakistan, which is 4 attacks, 1.0× the median. (21 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 17.7 attacks | 4 attacks | 82 attacks | 10 |
| 1980s | 25 attacks | 1 attacks | 108 attacks | 10 |
| 1990s | 11.44 attacks | 0 attacks | 43 attacks | 9 |
| 2000s | 7.2 attacks | 0 attacks | 15 attacks | 10 |
| 2010s | 10.3 attacks | 5 attacks | 14 attacks | 10 |
| 2020s | 5.5 attacks | 4 attacks | 7 attacks | 2 |
Countries ranked near Iran
More reference data data for Iran
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 12.01 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 1.34 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 3.47 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 26.62 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 26.62 (2050)
- Emission Totals - Direct emissions (N2O) - Manure applied to Soils 8.15 (2050)
- Emission Totals - Emissions (CO2eq) (AR5) - Enteric Fermentation 35,629 (2050)
- Emission Totals - Emissions (CO2eq) (AR5) - Crop Residues 1,936 (2050)
- Emission Totals - Direct emissions (N2O) - Manure left on Pasture 34.53 (2050)
- Emission Totals - Emissions (CO2eq) (AR5) - Burning - Crop residues 281.19 (2050)
Frequently asked questions
- What is number of terrorist attacks in Iran?
- Number of terrorist attacks in Iran was 4 attacks in 2021, according to National Consortium for the Study of Terrorism and Responses to Terrorism (START) (2022) – with major processing by Our World in Data.
- What is the highest number of terrorist attacks recorded in Iran?
- The highest recorded value was 108 attacks in 1981.
- What is the lowest number of terrorist attacks recorded in Iran?
- The lowest recorded value was 0 attacks in 1997.
- How does Iran rank for number of terrorist attacks?
- Iran ranks 50th out of 188 countries with data for 2021.
- Is number of terrorist attacks rising or falling in Iran?
- Over the last ten years it is down 69.2%. The long-run trend across the full record is volatile.
- Where does this Iran data come from?
- The figures come from National Consortium for the Study of Terrorism and Responses to Terrorism (START) (2022) – with major processing by Our World in Data, published as part of Number of terrorist attacks. Statizoid updates them automatically from the source API.
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About this data
Total number of terrorist attacks.