Nigeria vs Sierra Leone: 3.2.1 Under-five mortality rate

Nigeria
110.8
in 2021
Sierra Leone
104.7
in 2021
Nigeria rank
3rd
Sierra Leone rank
5th

3.2.1 Under-five mortality rate over time

  • Nigeria
  • Sierra Leone
050100150200250200020102021

How they compare

Nigeria currently reports 110.8 against 104.7 in Sierra Leone, a difference of 6.1.

That makes Nigeria's figure about 1.1 times Sierra Leone's.

The two have swapped places 1 time across 22 shared years of data; in 2000 it was Sierra Leone ahead.

Nigeria ranks 3rd and Sierra Leone ranks 5th of 199 countries.

Across the 3 decades both report, Nigeria averaged higher in 1 and Sierra Leone in 2.

Head to head by decade

Decade Nigeria Sierra Leone Difference Ahead
2000s 158.85 198.61 39.76 Sierra Leone
2010s 126.8 136.36 9.56 Sierra Leone
2020s 112.3 106.6 5.7 Nigeria

Averages of every year both report within each decade.

Frequently asked questions

Which has higher 3.2.1 under-five mortality rate, Nigeria or Sierra Leone?
Nigeria, at 110.8 against 104.7 in Sierra Leone as of 2021.
What is the difference in 3.2.1 under-five mortality rate between Nigeria and Sierra Leone?
6.1, with Nigeria ahead.
How many years of comparable data are there for Nigeria and Sierra Leone?
22 years are reported by both, from 2000 to 2021.
How do Nigeria and Sierra Leone rank globally for 3.2.1 under-five mortality rate?
Nigeria ranks 3rd and Sierra Leone ranks 5th of 199 countries.
Where does this data come from?
UNICEF, published as 3.2.1 Under-five mortality rate (deaths per 1,000 live births). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Nigeria vs Sierra Leone: 3.2.1 Under-five mortality rate. Statizoid, drawing on UNICEF. Retrieved 09 September 2026, from https://health.statizoid.com/compare/3-2-1-under-five-mortality-rate-deaths-per-1-000-live-births/nigeria/sierra-leone/

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About this data

Indicator
3.2.1 Under-five mortality rate (deaths per 1,000 live births)
Source
UNICEF
Licence
UNICEF Terms of Use (attribution required)
Coverage
199 places, 4,378 data points, 2000–2021
Last refreshed