Bangladesh vs Tanzania: People not using safely managed drinking water sources

Bangladesh
70.94 million people
in 2024
Tanzania
47.08 million people
in 2024
Bangladesh rank
8th
Tanzania rank
10th

People not using safely managed drinking water sources over time

  • Bangladesh
  • Tanzania
020.0M40.0M60.0M80.0M200020122024

How they compare

Bangladesh currently reports 70.94 million people against 47.08 million people in Tanzania, a difference of 23.86 million people.

That makes Bangladesh's figure about 1.5 times Tanzania's.

Across all 25 years both countries report, Bangladesh has been ahead every year.

Bangladesh ranks 8th and Tanzania ranks 10th of 163 countries.

Bangladesh has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade Bangladesh Tanzania Difference Ahead
2000s 64.22 million people 37.30 million people 26.92 million people Bangladesh
2010s 69.21 million people 41.19 million people 28.02 million people Bangladesh
2020s 69.48 million people 45.32 million people 24.16 million people Bangladesh

Averages of every year both report within each decade.

Frequently asked questions

Which has higher people not using safely managed drinking water sources, Bangladesh or Tanzania?
Bangladesh, at 70.94 million people against 47.08 million people in Tanzania as of 2024.
What is the difference in people not using safely managed drinking water sources between Bangladesh and Tanzania?
23.86 million people, with Bangladesh ahead.
How many years of comparable data are there for Bangladesh and Tanzania?
25 years are reported by both, from 2000 to 2024.
How do Bangladesh and Tanzania rank globally for people not using safely managed drinking water sources?
Bangladesh ranks 8th and Tanzania ranks 10th of 163 countries.
Where does this data come from?
WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data, published as People not using safely managed drinking water sources. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator
People not using safely managed drinking water sources
Unit
people
Source
WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
163 places, 3,991 data points, 2000–2024
Last refreshed

People not using safely managed drinking water sources either use unimproved drinking water sources or the improved sources they use are not located on their premises, not available when needed, or not free of contamination.