Cholera case-fatality rate in Nigeria
Nigeria: Cholera case-fatality rate was 3.2% in 2021. ◆ Volatile
Cholera case-fatality rate in Nigeria, 1970–2021
Source: World Health Organization - Global Health Observatory (2026); World Health Organization (2023) – with minor processing by Our World in Data. Measured in %.
Analysis
In 2021, cholera case-fatality rate in Nigeria stood at 3.2%.
The figure is down 58.8% on the previous year and up 2.5% over ten years.
Over the whole period, cholera case-fatality rate in Nigeria peaked at 26.7% in 1970 and was at its lowest, 0.0%, in 1985.
That places Nigeria 12th out of 114 countries with data for 2021, putting it in the top 10%.
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 | 11.4% | 1.4% | 26.7% | 9 |
| 1980s | 10.1% | 0.0% | 25.3% | 10 |
| 1990s | 8.8% | 5.4% | 12.9% | 9 |
| 2000s | 4.1% | 1.5% | 6.3% | 10 |
| 2010s | 2.9% | 1.7% | 4.2% | 10 |
| 2020s | 5.6% | 3.2% | 7.9% | 2 |
Countries ranked near Nigeria
More health data for Nigeria
- Estimated changes in temperature-related death rates compared to projected death rates 1,301 deaths per 1,000 people (2090)
- Number of infants who die before age 1 257,921 deaths (2100)
- Deaths in armed conflicts based on where they occurred 726 deaths (2026)
- Deaths in armed conflicts by region 726 deaths (2026)
- Age population, age 25, male, interpolated 2.03 million (2025)
- Age population, age 25, female, interpolated 1.96 million (2025)
- Age population, age 24, male, interpolated 2.13 million (2025)
- Age population, age 24, female, interpolated 2.06 million (2025)
- Age population, age 23, male, interpolated 2.23 million (2025)
- Age population, age 23, female, interpolated 2.15 million (2025)
Frequently asked questions
- What is cholera case-fatality rate in Nigeria?
- Cholera case-fatality rate in Nigeria was 3.2% in 2021, according to World Health Organization - Global Health Observatory (2026); World Health Organization (2023) – with minor processing by Our World in Data.
- What is the highest cholera case-fatality rate recorded in Nigeria?
- The highest recorded value was 26.7% in 1970.
- What is the lowest cholera case-fatality rate recorded in Nigeria?
- The lowest recorded value was 0.0% in 1985.
- How does Nigeria rank for cholera case-fatality rate?
- Nigeria ranks 12th out of 114 countries with data for 2021.
- Is cholera case-fatality rate rising or falling in Nigeria?
- Over the last ten years it is up 2.5%. The long-run trend across the full record is volatile.
- Where does this Nigeria data come from?
- The figures come from World Health Organization - Global Health Observatory (2026); World Health Organization (2023) – with minor processing by Our World in Data, published as part of Cholera case-fatality rate. Statizoid updates them automatically from the source API.
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About this data
WHO calculates case fatality rates based on the numbers of cases and deaths as reported by national authorities. The case fatality rate is the number of reported deaths, divided by the number of reported cases, shown as a percentage.