Mauritania vs Sierra Leone: Urban pop in out of slums

Mauritania
1.68 million
in 2022
Sierra Leone
1.81 million
in 2022
Mauritania rank
60th
Sierra Leone rank
57th

Urban pop in out of slums over time

  • Mauritania
  • Sierra Leone
0500.0k1.0M1.5M2.0M200020112022

How they compare

Sierra Leone currently reports 1.81 million against 1.68 million in Mauritania, a difference of 126,320.

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

Across all 12 years both countries report, Sierra Leone has been ahead every year.

Mauritania ranks 60th and Sierra Leone ranks 57th of 174 countries.

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

Head to head by decade

Decade Mauritania Sierra Leone Difference Ahead
2000s 899,836 1.37 million 472,448 Sierra Leone
2010s 1.19 million 1.63 million 437,196 Sierra Leone
2020s 1.57 million 1.77 million 195,060 Sierra Leone

Averages of every year both report within each decade.

Frequently asked questions

Which has higher urban pop in out of slums, Mauritania or Sierra Leone?
Sierra Leone, at 1.81 million against 1.68 million in Mauritania as of 2022.
What is the difference in urban pop in out of slums between Mauritania and Sierra Leone?
126,320, with Sierra Leone ahead.
How many years of comparable data are there for Mauritania and Sierra Leone?
12 years are reported by both, from 2000 to 2022.
How do Mauritania and Sierra Leone rank globally for urban pop in out of slums?
Mauritania ranks 60th and Sierra Leone ranks 57th of 174 countries.
Where does this data come from?
Our World in Data, published as Urban pop in out of slums. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Mauritania vs Sierra Leone: Urban pop in out of slums. Statizoid, drawing on Our World in Data. Retrieved 26 August 2026, from https://reference.statizoid.com/compare/urban-pop-in-out-of-slums/mauritania/sierra-leone/

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About this data

Indicator
Urban pop in out of slums
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
174 places, 1,988 data points, 2000–2022
Last refreshed