Prevalence of diarrhea (% of children under 5): Q5 (highest) in Tanzania

Tanzania: Prevalence of diarrhea (% of children under 5): Q5 (highest) was 18.4% in 2016. ▲ Rising

Latest (2016)
18.4%
World rank
8th
of 40 countries
All-time high
18.4%
in 2016
All-time low
11.2%
in 1999
Years of data
5
1996–2016

Prevalence of diarrhea (% of children under 5): Q5 in Tanzania, 1996–2016

051015201996200620161996: 18.2 highest1999: 11.2 highest2005: 11.9 highest2010: 18 highest2016: 18.4 highest

Source: Household Surveys (DHS, MICS). Measured in highest.

Analysis

In 2016, prevalence of diarrhea (% of children under 5): q5 in Tanzania stood at 18.4%. That is the highest value across all 5 years on record.

The figure is up 54.6% over ten years.

Over the whole period, prevalence of diarrhea (% of children under 5): q5 in Tanzania peaked at 18.4% in 2016 and was at its lowest, 11.2%, in 1999.

Tanzania ranks 8th of 40 countries on this measure, in the top quarter.

Prevalence of diarrhea (% of children under 5): Q5 (highest) in Tanzania, year by year

Annual values for Prevalence of diarrhea (% of children under 5): Q5 (highest) in Tanzania, 1996 to 2016.
Year highest Change
1996 18.2% —
1999 11.2% -38.5%
2005 11.9% +6.3%
2010 18.0% +51.3%
2016 18.4% +2.2%

Tanzania compared with similar countries

  • Tanzania's 18.4% is above the median for lower middle income countries, which is 12.4%, 1.5× the median. (21 countries reporting)
  • Tanzania's 18.4% is above the median for Sub-Saharan Africa, which is 12.8%, 1.4× the median. (25 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1990s 14.7% 11.2% 18.2% 2
2000s 11.9% 11.9% 11.9% 1
2010s 18.2% 18.0% 18.4% 2

Countries ranked near Tanzania

  1. 5 Gambia 22.3% compare
  2. 5 Uganda 22.3% compare
  3. 7 Burkina Faso 21.3% compare
  4. 9 Mali 18.3% compare
  5. 10 Guinea 17.9% compare
  6. 11 Zambia 17.4% compare

See the full ranking of 40 places →

More health data for Tanzania

All data for Tanzania →

Frequently asked questions

What is prevalence of diarrhea (% of children under 5): q5 in Tanzania?
Prevalence of diarrhea (% of children under 5): q5 in Tanzania was 18.4% in 2016, according to Household Surveys (DHS, MICS).
What is the highest prevalence of diarrhea (% of children under 5): q5 recorded in Tanzania?
The highest recorded value was 18.4% in 2016.
What is the lowest prevalence of diarrhea (% of children under 5): q5 recorded in Tanzania?
The lowest recorded value was 11.2% in 1999.
How does Tanzania rank for prevalence of diarrhea (% of children under 5): q5?
Tanzania ranks 8th out of 40 countries with data for 2016.
Is prevalence of diarrhea (% of children under 5): q5 rising or falling in Tanzania?
Over the last ten years it is up 54.6%. The long-run trend across the full record is rising.
Where does this Tanzania data come from?
The figures come from Household Surveys (DHS, MICS), published as part of Prevalence of diarrhea (% of children under 5): Q5 (highest). Statizoid updates them automatically from the source API.

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Prevalence of diarrhea (% of children under 5): Q5 in Tanzania. Statizoid, drawing on Household Surveys (DHS, MICS). Retrieved 12 November 2026, from https://health.statizoid.com/stat/prevalence-of-diarrhea-percent-of-children-under-5-q5-highest/tanzania/

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About this data

Indicator
Prevalence of diarrhea (% of children under 5): Q5 (highest)
Unit
highest
Source
Household Surveys (DHS, MICS)
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
40 places, 248 data points, 1990–2021
Last refreshed

Prevalence of diarrhea: Percentage of children under age five years who had diarrhea in the two weeks preceding the survey.