Cholera case-fatality rate in Tanzania
Tanzania: Cholera case-fatality rate was 1.2% in 2024. ◆ Volatile
Cholera case-fatality rate in Tanzania, 1974–2024
Source: World Health Organization (2026) – with major processing by Our World in Data. Measured in %.
Analysis
In 2024, cholera case-fatality rate in Tanzania stood at 1.2%.
Compared with earlier readings it is down 38.2% on the previous year and down 81.1% over ten years.
Over the whole period, cholera case-fatality rate in Tanzania peaked at 60.0% in 1974 and was at its lowest, 0.0%, in 2021.
That places Tanzania 32nd out of 118 countries with data for 2024, putting it in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Cholera case-fatality rate in Tanzania, year by year
| Year | % | Change |
|---|---|---|
| 1974 | 60.0% | — |
| 1977 | 8.8% | -85.4% |
| 1978 | 11.1% | +26.7% |
| 1979 | 11.9% | +7.4% |
| 1980 | 11.3% | -5.2% |
| 1981 | 7.8% | -31.1% |
| 1982 | 8.0% | +2.3% |
| 1983 | 7.0% | -12.1% |
| 1984 | 13.0% | +85.9% |
| 1985 | 12.6% | -3.1% |
| 1986 | 17.5% | +38.6% |
| 1987 | 12.3% | -29.8% |
| 1988 | 11.0% | -10.2% |
| 1989 | 10.8% | -2.0% |
| 1990 | 3.6% | -66.3% |
| 1991 | 10.1% | +177.4% |
| 1992 | 11.7% | +16.4% |
| 1993 | 9.3% | -20.3% |
| 1994 | 6.9% | -25.9% |
| 1995 | 3.2% | -53.1% |
| 1996 | 2.5% | -24.3% |
| 1997 | 5.5% | +125.4% |
| 1998 | 4.2% | -24.3% |
| 1999 | 4.8% | +13.5% |
| 2000 | 3.4% | -29.3% |
| 2001 | 4.0% | +18.9% |
| 2002 | 2.5% | -37.7% |
| 2003 | 4.5% | +80.9% |
| 2004 | 2.6% | -41.5% |
| 2005 | 3.2% | +21.1% |
| 2006 | 1.8% | -44.3% |
| 2007 | 4.0% | +127.4% |
| 2008 | 3.0% | -25.2% |
| 2009 | 1.5% | -51.5% |
| 2010 | 1.3% | -10.0% |
| 2011 | 1.2% | -11.5% |
| 2012 | 1.4% | +19.8% |
| 2013 | 6.3% | +350.2% |
| 2015 | 1.2% | -80.2% |
| 2016 | 1.5% | +21.6% |
| 2017 | 2.0% | +33.6% |
| 2018 | 1.8% | -13.1% |
| 2021 | 0.0% | -100.0% |
| 2023 | 1.9% | — |
| 2024 | 1.2% | -38.2% |
Tanzania compared with similar countries
- Tanzania's 1.2% is above the median for lower middle income countries, which is 1.0%, 1.2× the median. (35 countries reporting)
- Tanzania's 1.2% is above the median for Sub-Saharan Africa, which is 1.2%, 1.0× the median. (43 countries reporting)
Biggest year-on-year movements
Years where Cholera case-fatality rate in Tanzania changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 2013 | +350.2% | 1.4% | 6.3% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 22.9% | 8.8% | 60.0% | 4 |
| 1980s | 11.1% | 7.0% | 17.5% | 10 |
| 1990s | 6.2% | 2.5% | 11.7% | 10 |
| 2000s | 3.0% | 1.5% | 4.5% | 10 |
| 2010s | 2.1% | 1.2% | 6.3% | 8 |
| 2020s | 1.0% | 0.0% | 1.9% | 3 |
Countries ranked near Tanzania
More health data for Tanzania
- Un projection of annual infant deaths, annual growth rate -1.03 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 0.7342 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 658.6 deaths per 1,000 people (2090)
- Number of infants who die before age 1 32,514 deaths (2100)
- Neonatal tetanus - number of reported cases, gaps filled 13 (2025)
- Population ages 00-04, female, annual growth rate 1.86 % change on previous year (2025)
- Population ages 00-04, female, per unit of GDP 0.0001 units per US$ of GDP (2025)
- Population ages 00-04, female, per capita 0.0786 units per person (2025)
- Population ages 00-04, male, annual growth rate 1.89 % change on previous year (2025)
- Population ages 00-04, male, per unit of GDP 0.0001 units per US$ of GDP (2025)
Frequently asked questions
- What is cholera case-fatality rate in Tanzania?
- Cholera case-fatality rate in Tanzania was 1.2% in 2024, according to World Health Organization (2026) – with major processing by Our World in Data.
- What is the highest cholera case-fatality rate recorded in Tanzania?
- The highest recorded value was 60.0% in 1974.
- What is the lowest cholera case-fatality rate recorded in Tanzania?
- The lowest recorded value was 0.0% in 2021.
- How does Tanzania rank for cholera case-fatality rate?
- Tanzania ranks 32nd out of 118 countries with data for 2024.
- Is cholera case-fatality rate rising or falling in Tanzania?
- Over the last ten years it is down 81.1%. The long-run trend across the full record is volatile.
- Where does this Tanzania data come from?
- The figures come from World Health Organization (2026) – with major processing by Our World in Data, published as part of Cholera case-fatality rate. Statizoid updates them automatically from the source API.
Download this data
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About this data
Percentage of reported cholera cases that result in death. Testing and reporting is limited in many countries.