Sierra Leone vs Tanzania, United Republic of: Population requiring preventive treatment for river blindness

Sierra Leone
7.07 million
in 2024
Tanzania, United Republic of
6.88 million
in 2024
Sierra Leone rank
9th
Tanzania, United Republic of rank
10th

Population requiring preventive treatment for river blindness over time

  • Sierra Leone
  • Tanzania, United Republic of
02.0M4.0M6.0M8.0M201320182024

How they compare

Sierra Leone currently reports 7.07 million against 6.88 million in Tanzania, United Republic of, a difference of 185,070.

The two have swapped places 1 time across 12 shared years of data; in 2013 it was Tanzania, United Republic of ahead.

Sierra Leone ranks 9th and Tanzania, United Republic of ranks 10th of 31 countries.

Across the 2 decades both report, Sierra Leone averaged higher in 1 and Tanzania, United Republic of in 1.

Head to head by decade

Decade Sierra Leone Tanzania, United Republic of Difference Ahead
2010s 4.73 million 5.41 million 676,936 Tanzania, United Republic of
2020s 7.26 million 6.66 million 598,002 Sierra Leone

Averages of every year both report within each decade.

Frequently asked questions

Which has higher population requiring preventive treatment for river blindness, Sierra Leone or Tanzania, United Republic of?
Sierra Leone, at 7.07 million against 6.88 million in Tanzania, United Republic of as of 2024.
What is the difference in population requiring preventive treatment for river blindness between Sierra Leone and Tanzania, United Republic of?
185,070, with Sierra Leone ahead.
How many years of comparable data are there for Sierra Leone and Tanzania, United Republic of?
12 years are reported by both, from 2013 to 2024.
How do Sierra Leone and Tanzania, United Republic of rank globally for population requiring preventive treatment for river blindness?
Sierra Leone ranks 9th and Tanzania, United Republic of ranks 10th of 31 countries.
Where does this data come from?
Our World in Data, published as Population requiring preventive treatment for river blindness. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Sierra Leone vs Tanzania, United Republic of: Population requiring preventive treatment for river blindness. Statizoid, drawing on Our World in Data. Retrieved 22 August 2026, from https://population.statizoid.com/compare/population-requiring-preventive-treatment-for-river-blindness/sierra-leone/tanzania/

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About this data

Indicator
Population requiring preventive treatment for river blindness
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
31 places, 359 data points, 2013–2024
Last refreshed