Congo, Democratic Republic of the vs Nigeria: People using improved drinking water sources
Congo, Democratic Republic of the
35.46 million people
in 2024
Nigeria
23.34 million people
in 2024
Congo, Democratic Republic of the rank
2nd
Nigeria rank
3rd
People using improved drinking water sources over time
- Congo, Democratic Republic of the
- Nigeria
How they compare
Congo, Democratic Republic of the currently reports 35.46 million people against 23.34 million people in Nigeria, a difference of 12.12 million people.
That makes Congo, Democratic Republic of the's figure about 1.5 times Nigeria's.
The two have swapped places 1 time across 25 shared years of data; in 2000 it was Nigeria ahead.
Congo, Democratic Republic of the ranks 2nd and Nigeria ranks 3rd of 231 countries.
Across the 3 decades both report, Congo, Democratic Republic of the averaged higher in 1 and Nigeria in 2.
Head to head by decade
| Decade | Congo, Democratic Republic of the | Nigeria | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 21.50 million people | 30.15 million people | 8.65 million people | Nigeria |
| 2010s | 28.38 million people | 28.65 million people | 269,640 people | Nigeria |
| 2020s | 34.01 million people | 24.80 million people | 9.21 million people | Congo, Democratic Republic of the |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher people using improved drinking water sources, Congo, Democratic Republic of the or Nigeria?
- Congo, Democratic Republic of the, at 35.46 million people against 23.34 million people in Nigeria as of 2024.
- What is the difference in people using improved drinking water sources between Congo, Democratic Republic of the and Nigeria?
- 12.12 million people, with Congo, Democratic Republic of the ahead.
- How many years of comparable data are there for Congo, Democratic Republic of the and Nigeria?
- 25 years are reported by both, from 2000 to 2024.
- How do Congo, Democratic Republic of the and Nigeria rank globally for people using improved drinking water sources?
- Congo, Democratic Republic of the ranks 2nd and Nigeria ranks 3rd of 231 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 using improved drinking water sources. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Number of people using only unimproved drinking water sources.