Live mpox (monkeypox) statistics for Sierra Leone, updated automatically from World Health Organization surveillance data.
First case 12 Jan 2025 · latest WHO report 14 Dec 2025 · updates automatically
As of 27 September 2026, Sierra Leone has reported 5,442 confirmed mpox (monkeypox) cases and 60 deaths to the World Health Organization, with the first confirmed case recorded on 12 January 2025. That is the 6th highest total worldwide and the 3rd in Africa. The rate is 617.0 cases per million people (above the world average of 23.6). No new confirmed cases have been reported in the last six months.
Total confirmed cases: Sierra Leone
Cumulative confirmed cases by report date
Sierra Leone: 5,442 confirmed cases.
New confirmed cases: Sierra Leone
By month of report to WHO
Sierra Leone: 0 cases in the last 90 days.
Latest reports: Sierra Leone
Most recent submissions to WHO
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Mpox in Sierra Leone: frequently asked questions
How many mpox cases are there in Sierra Leone?
Sierra Leone has reported 5,442 laboratory-confirmed mpox (monkeypox) cases to WHO as of 27 September 2026, the 6th highest total of 145 countries with cases.
How many people have died from mpox in Sierra Leone?
60 mpox deaths have been confirmed in Sierra Leone, a case fatality rate of 1.10%. Worldwide the rate is about 0.28%.
Are mpox cases rising in Sierra Leone?
No new confirmed cases have been reported in the last six months. The latest report to WHO is dated 14 December 2025.
Has clade Ib mpox been found in Sierra Leone?
Clade Ib has not been reported for Sierra Leone in WHO situation reports so far. Cases there have been clade II or clade Ia. The worldwide list of clade Ib countries is on the main tracker page.
When was the first mpox case in Sierra Leone?
The first confirmed case in WHO data for Sierra Leone was recorded on 12 January 2025.
How does Sierra Leone compare with other countries?
Sierra Leone has 617.0 confirmed cases per million people, against a world average of 23.6. It ranks 3rd in Africa by total cases.
How can I protect myself from mpox?
Avoid close, skin-to-skin contact with people who have a rash that looks like mpox, do not share bedding, towels or utensils with someone who is sick, and wash hands often. Vaccination with MVA-BN is recommended for people at higher risk; check with local health services in Sierra Leone for availability.