Population in Sierra Leone

Sierra Leone: Population was 8.46 million people in 2023. ▲ Rising

Latest (2023)
8.46 million people
Change on year
up 2.2%
World rank
101st
of 236 countries
All-time high
8.46 million people
in 2023
All-time low
2.00 million people
in 1950
Years of data
74
1950–2023

Population in Sierra Leone, 1950–2023

2.0M4.0M6.0M8.0M195019862023

Source: UN, World Population Prospects (2024) – processed by Our World in Data. Measured in people.

Analysis

The most recent figure for population in Sierra Leone is 8.46 million people, measured in 2023. That is the highest value across all 74 years on record.

Compared with earlier readings it is up 2.2% on the previous year and up 26.0% over ten years.

Over the whole period, population in Sierra Leone peaked at 8.46 million people in 2023 and was at its lowest, 2.00 million people, in 1950.

That places Sierra Leone 101st out of 236 countries with data for 2023, putting it in the middle of the range.

The long-run direction has been consistently rising across the 74 years of available data.

Population in Sierra Leone, year by year

Annual values for Population in Sierra Leone, 1950 to 2023.
Year people Change
1950 2.00 million people
1951 2.02 million people +1.2%
1952 2.05 million people +1.2%
1953 2.07 million people +1.2%
1954 2.10 million people +1.2%
1955 2.12 million people +1.2%
1956 2.15 million people +1.3%
1957 2.18 million people +1.3%
1958 2.20 million people +1.3%
1959 2.24 million people +1.4%
1960 2.27 million people +1.5%
1961 2.30 million people +1.6%
1962 2.34 million people +1.6%
1963 2.38 million people +1.7%
1964 2.42 million people +1.8%
1965 2.47 million people +1.8%
1966 2.51 million people +1.9%
1967 2.56 million people +1.9%
1968 2.61 million people +1.9%
1969 2.66 million people +1.9%
1970 2.71 million people +1.9%
1971 2.76 million people +1.9%
1972 2.81 million people +1.9%
1973 2.87 million people +1.9%
1974 2.92 million people +1.9%
1975 2.97 million people +1.9%
1976 3.03 million people +1.8%
1977 3.09 million people +1.9%
1978 3.15 million people +1.9%
1979 3.21 million people +2.0%
1980 3.27 million people +2.0%
1981 3.34 million people +2.0%
1982 3.41 million people +2.1%
1983 3.48 million people +2.2%
1984 3.56 million people +2.2%
1985 3.64 million people +2.2%
1986 3.73 million people +2.5%
1987 3.83 million people +2.7%
1988 3.93 million people +2.7%
1989 4.03 million people +2.5%
1990 4.20 million people +4.0%
1991 4.25 million people +1.2%
1992 4.17 million people -1.9%
1993 4.16 million people -0.2%
1994 4.17 million people +0.4%
1995 4.18 million people +0.1%
1996 4.20 million people +0.5%
1997 4.25 million people +1.3%
1998 4.30 million people +1.0%
1999 4.32 million people +0.5%
2000 4.42 million people +2.4%
2001 4.69 million people +6.1%
2002 4.97 million people +5.9%
2003 5.18 million people +4.1%
2004 5.36 million people +3.4%
2005 5.50 million people +2.7%
2006 5.62 million people +2.2%
2007 5.75 million people +2.2%
2008 5.89 million people +2.5%
2009 6.06 million people +2.7%
2010 6.22 million people +2.8%
2011 6.39 million people +2.6%
2012 6.55 million people +2.6%
2013 6.71 million people +2.5%
2014 6.88 million people +2.4%
2015 7.04 million people +2.3%
2016 7.21 million people +2.4%
2017 7.38 million people +2.4%
2018 7.55 million people +2.4%
2019 7.73 million people +2.3%
2020 7.91 million people +2.3%
2021 8.09 million people +2.3%
2022 8.28 million people +2.3%
2023 8.46 million people +2.2%

Sierra Leone compared with similar countries

  • Sierra Leone's 8.46 million people is below the median for low income countries, which is 23.03 million people, 37% of the median. (25 countries reporting)
  • Sierra Leone's 8.46 million people is below the median for Sub-Saharan Africa, which is 14.26 million people, 59% of the median. (48 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1950s 2.11 million people 2.00 million people 2.24 million people 10
1960s 2.45 million people 2.27 million people 2.66 million people 10
1970s 2.95 million people 2.71 million people 3.21 million people 10
1980s 3.62 million people 3.27 million people 4.03 million people 10
1990s 4.22 million people 4.16 million people 4.32 million people 10
2000s 5.34 million people 4.42 million people 6.06 million people 10
2010s 6.97 million people 6.22 million people 7.73 million people 10
2020s 8.19 million people 7.91 million people 8.46 million people 4

Countries ranked near Sierra Leone

  1. 98 Austria 9.13 million people compare
  2. 99 Belarus 9.12 million people compare
  3. 100 Switzerland 8.87 million people compare
  4. 102 Togo 8.22 million people compare
  5. 103 Laos 7.67 million people compare
  6. 104 Hong Kong 7.44 million people compare

See the full ranking of 236 places →

More population data for Sierra Leone

All data for Sierra Leone →

Frequently asked questions

What is population in Sierra Leone?
Population in Sierra Leone was 8.46 million people in 2023, according to UN, World Population Prospects (2024) – processed by Our World in Data.
What is the highest population recorded in Sierra Leone?
The highest recorded value was 8.46 million people in 2023.
What is the lowest population recorded in Sierra Leone?
The lowest recorded value was 2.00 million people in 1950.
How does Sierra Leone rank for population?
Sierra Leone ranks 101st out of 236 countries with data for 2023.
Is population rising or falling in Sierra Leone?
Over the last ten years it is up 26.0%. The long-run trend across the full record is rising.
Where does this Sierra Leone data come from?
The figures come from UN, World Population Prospects (2024) – processed by Our World in Data, published as part of Population. Statizoid updates them automatically from the source API.

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Population in Sierra Leone. Statizoid, drawing on UN, World Population Prospects (2024) – processed by Our World in Data. Retrieved 23 September 2026, from https://population.statizoid.com/stat/population-with-un-projections/sierra-leone/

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About this data

Indicator
Population
Unit
people
Source
UN, World Population Prospects (2024) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
236 places, 17,464 data points, 1950–2023
Last refreshed

Total population, measured on 1 July of the year shown.