Indonesia vs Nigeria: People not using safely managed drinking water sources

Indonesia
197.13 million people
in 2024
Nigeria
163.10 million people
in 2024
Indonesia rank
2nd
Nigeria rank
3rd

People not using safely managed drinking water sources over time

  • Indonesia
  • Nigeria
050.0M100.0M150.0M200.0M200020122024

How they compare

Indonesia currently reports 197.13 million people against 163.10 million people in Nigeria, a difference of 34.04 million people.

That makes Indonesia's figure about 1.2 times Nigeria's.

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

Indonesia ranks 2nd and Nigeria ranks 3rd of 163 countries.

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

Head to head by decade

Decade Indonesia Nigeria Difference Ahead
2000s 172.03 million people 120.15 million people 51.88 million people Indonesia
2010s 186.65 million people 141.80 million people 44.84 million people Indonesia
2020s 194.74 million people 158.71 million people 36.03 million people Indonesia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher people not using safely managed drinking water sources, Indonesia or Nigeria?
Indonesia, at 197.13 million people against 163.10 million people in Nigeria as of 2024.
What is the difference in people not using safely managed drinking water sources between Indonesia and Nigeria?
34.04 million people, with Indonesia ahead.
How many years of comparable data are there for Indonesia and Nigeria?
25 years are reported by both, from 2000 to 2024.
How do Indonesia and Nigeria rank globally for people not using safely managed drinking water sources?
Indonesia ranks 2nd and Nigeria ranks 3rd 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.

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Indonesia vs Nigeria: People not using safely managed drinking water sources. Statizoid, drawing on WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data. Retrieved 23 September 2026, from https://environment.statizoid.com/compare/number-without-safe-drinking-water/indonesia/nigeria/

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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.