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Ebola in Sierra Leone

Outbreaks of Ebola virus disease (EVD) recorded in Sierra Leone and captured by the World Health Organization's Disease Outbreak News archive (2014 – 2015). No currently active outbreaks involve this country.

Country context

Sierra Leone has been under WHO surveillance for Ebola virus disease since 2014, with a total of three recorded outbreaks. The country experienced outbreaks in 2014 and 2015, with the latest year recorded being 2015. The cumulative number of confirmed cases is 910, probable cases is 276, and deaths is 729. The geographic and health-system context of Sierra Leone likely plays a significant role in shaping the pattern of these outbreaks.

Sierra Leone currently does not have an active Ebola outbreak. Authorities in the country typically monitor for signs of the disease, and updates can be followed through official channels.

Synthesized May 30, 2026 from WHO Disease Outbreak News and supporting public-health sources.

3
Outbreaks recorded
0
Confirmed cases
22
Probable / suspected
1,323
Cumulative deaths

Historical

Past ebola outbreakss involving Sierra Leone, grouped by year of first report.

2015

2014

Context on the disease itself: complete guide to Ebola virus disease. For all ebola outbreaks worldwide, see the full outbreaks archive.