Number of terrorist attacks in Iran
Iran: Number of terrorist attacks was 4 attacks in 2021. ◆ Volatile
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 49th out of 187 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.
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
- Spring temperature anomalies 0.0713 °C (2026)
- Summer temperature anomalies 1.08 °C (2026)
- Temperature anomalies by month 0.2419 °C (2026)
- Universal right to vote in practice 0 (2025)
- Autumn temperature anomalies 1.27 °C (2025)
- Winter temperature anomalies 1.14 °C (2025)
- Consumer price index 4,030 2010 = 100 (2025)
- Universal right to vote 2 (2025)
- Competitive elections 0 (2025)
- Men's universal right to vote 1 (2025)
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 49th out of 187 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.