Share of urban population living in slums in Sierra Leone

Sierra Leone: Share of urban population living in slums was 49.3% in 2022. ▬ Flat

Latest (2022)
49.3%
Change on year
unchanged
World rank
156th
of 214 countries
All-time high
0.4%
in 2017
All-time low
0.3%
in 2014
Years of data
15
2000–2022

Share of urban population living in slums in Sierra Leone, 2000–2022

0204060802000201120222000: 73.9 %2002: 73.9 %2004: 72.5 %2006: 69.8 %2008: 67.1 %2010: 64.3 %2012: 61.6 %2014: 0.33 %2015: 0.33 %2016: 0.33 %2017: 0.4 %2018: 0.33 %2019: 0.33 %2020: 50.6 %2022: 49.3 %

Source: United Nations Human Settlements Programme – processed by Our World in Data. Measured in %.

Analysis

In 2022, share of urban population living in slums in Sierra Leone stood at 49.3%. That is the highest value across all 15 years on record.

The figure is unchanged over ten years.

Over the whole period, share of urban population living in slums in Sierra Leone peaked at 0.4% in 2017 and was at its lowest, 0.3%, in 2014.

That places Sierra Leone 156th out of 214 countries with data for 2022, putting it in the middle of the range.

Share of urban population living in slums in Sierra Leone, year by year

Annual values for Share of urban population living in slums in Sierra Leone, 2000 to 2022.
Year % Change
2000 73.9%
2002 73.9% +0.0%
2004 72.5% -1.8%
2006 69.8% -3.8%
2008 67.1% -3.9%
2010 64.3% -4.1%
2012 61.6% -4.2%
2014 0.3% -99.5%
2015 0.3% +0.0%
2016 0.3% +0.0%
2017 0.4% +21.2%
2018 0.3% -17.5%
2019 0.3% +0.0%
2020 50.6% +15248.5%
2022 49.3% -2.7%

Averages by decade

DecadeAverage LowestHighest Years
2000s 71.4% 67.1% 73.9% 5
2010s 16.0% 0.3% 64.3% 8
2020s 50.0% 49.3% 50.6% 2

Countries ranked near Sierra Leone

  1. 153 Martinique 0.5% compare
  2. 154 Sweden 0.4% compare
  3. 155 Saint Lucia 0.3% compare
  4. 157 Bulgaria 0.3% compare
  5. 157 Lithuania 0.3% compare
  6. 159 Cyprus 0.2% compare

See the full ranking of 214 places →

More population data for Sierra Leone

All data for Sierra Leone →

Frequently asked questions

What is share of urban population living in slums in Sierra Leone?
Share of urban population living in slums in Sierra Leone was 49.3% in 2022, according to United Nations Human Settlements Programme – processed by Our World in Data.
What is the highest share of urban population living in slums recorded in Sierra Leone?
The highest recorded value was 0.4% in 2017.
What is the lowest share of urban population living in slums recorded in Sierra Leone?
The lowest recorded value was 0.3% in 2014.
How does Sierra Leone rank for share of urban population living in slums?
Sierra Leone ranks 156th out of 214 countries with data for 2022.
Is share of urban population living in slums rising or falling in Sierra Leone?
Over the last ten years it is unchanged. The long-run trend across the full record is flat.
Where does this Sierra Leone data come from?
The figures come from United Nations Human Settlements Programme – processed by Our World in Data, published as part of Share of urban population living in slums. Statizoid updates them automatically from the source API.

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Share of urban population living in slums in Sierra Leone. Statizoid, drawing on United Nations Human Settlements Programme – processed by Our World in Data. Retrieved 31 August 2026, from https://population.statizoid.com/stat/share-of-urban-population-living-in-slums/sierra-leone/

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About this data

Indicator
Share of urban population living in slums
Unit
%
Source
United Nations Human Settlements Programme – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
214 places, 2,632 data points, 2000–2025
Last refreshed

Proportion of urban population living in slums (%).