Which has higher terrorism deaths, Australia or Sierra Leone?

Australia, at 0 deaths against 0 deaths in Sierra Leone as of 2021.

What is the difference in terrorism deaths between Australia and Sierra Leone?

0 deaths, with Australia ahead.

How many years of comparable data are there for Australia and Sierra Leone?

51 years are reported by both, from 1970 to 2021.

Where does this data 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 Terrorism deaths. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Australia vs Sierra Leone: Terrorism deaths

Australia

0 deaths

in 2021

Sierra Leone

0 deaths

in 2021

Australia rank

59th

Sierra Leone rank

59th

Terrorism deaths over time

Australia
Sierra Leone

How they compare

Australia currently reports 0 deaths against 0 deaths in Sierra Leone, a difference of 0 deaths.

The two have swapped places 14 times across 51 shared years of data; in 1970 it was Sierra Leone ahead.

Australia ranks 59th and Sierra Leone ranks 59th of 188 countries.

Across the 6 decades both report, Australia averaged higher in 4 and Sierra Leone in 2.

Head to head by decade

Decade	Australia	Sierra Leone	Difference	Ahead
1970s	0.3 deaths	0 deaths	0.3 deaths	Australia
1980s	0.4 deaths	0 deaths	0.4 deaths	Australia
1990s	0.6667 deaths	86.56 deaths	85.89 deaths	Sierra Leone
2000s	0 deaths	6 deaths	6 deaths	Sierra Leone
2010s	1.2 deaths	0.1 deaths	1.1 deaths	Australia
2020s	1 deaths	0 deaths	1 deaths	Australia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher terrorism deaths, Australia or Sierra Leone?: Australia, at 0 deaths against 0 deaths in Sierra Leone as of 2021.
What is the difference in terrorism deaths between Australia and Sierra Leone?: 0 deaths, with Australia ahead.
How many years of comparable data are there for Australia and Sierra Leone?: 51 years are reported by both, from 1970 to 2021.
How do Australia and Sierra Leone rank globally for terrorism deaths?: Australia ranks 59th and Sierra Leone ranks 59th of 188 countries.
Where does this data 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 Terrorism deaths. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Australia vs Sierra Leone: Terrorism deaths. Statizoid, drawing on National Consortium for the Study of Terrorism and Responses to Terrorism (START) (2022) – with major processing by Our World in Data. Retrieved 22 September 2026, from https://health.statizoid.com/compare/terrorism-deaths/australia/sierra-leone/

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<a href="https://health.statizoid.com/compare/terrorism-deaths/australia/sierra-leone/">Australia vs Sierra Leone: Terrorism deaths</a> — Statizoid

About this data

Indicator: Terrorism deaths
Unit: deaths
Source: National Consortium for the Study of Terrorism and Responses to Terrorism (START) (2022) – with major processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 188 places, 9,021 data points, 1970–2021
Last refreshed: 18 September 2026

Confirmed deaths, including all victims and attackers who died because of a terrorist attack.