Cameroon vs Nigeria: Number of people treated for river blindness
Cameroon
8.89 million People
in 2024
Nigeria
24.29 million People
in 2024
Cameroon rank
5th
Nigeria rank
2nd
Number of people treated for river blindness over time
- Cameroon
- Nigeria
How they compare
Nigeria currently reports 24.29 million People against 8.89 million People in Cameroon, a difference of 15.40 million People.
That makes Nigeria's figure about 2.7 times Cameroon's.
Across all 20 years both countries report, Nigeria has been ahead every year.
Cameroon ranks 5th and Nigeria ranks 2nd of 33 countries.
Nigeria has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | Cameroon | Nigeria | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 4.33 million People | 23.18 million People | 18.85 million People | Nigeria |
| 2010s | 6.59 million People | 35.71 million People | 29.11 million People | Nigeria |
| 2020s | 7.66 million People | 26.97 million People | 19.31 million People | Nigeria |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher number of people treated for river blindness, Cameroon or Nigeria?
- Nigeria, at 24.29 million People against 8.89 million People in Cameroon as of 2024.
- What is the difference in number of people treated for river blindness between Cameroon and Nigeria?
- 15.40 million People, with Nigeria ahead.
- How many years of comparable data are there for Cameroon and Nigeria?
- 20 years are reported by both, from 2005 to 2024.
- How do Cameroon and Nigeria rank globally for number of people treated for river blindness?
- Cameroon ranks 5th and Nigeria ranks 2nd of 33 countries.
- Where does this data come from?
- World Health Organization – Global Health Observatory (2026) – with minor processing by Our World in Data, published as Number of people treated for river blindness. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Reported number of people treated with ivermectin for river blindness.