Population growth in Sierra Leone

Sierra Leone: Population growth was 2.0% in 2025. ◆ Volatile

Latest (2025)
2.0%
Change on year
down 4.1%
World rank
47th
of 218 countries
All-time high
5.9%
in 2001
All-time low
-1.9%
in 1992
Years of data
65
1961–2025

Population growth in Sierra Leone, 1961–2025

-20246196119932025

Source: World Population Prospects, United Nations (UN), note: Derived from total population, publisher: UN Population Division. Measured in annual %.

Analysis

Sierra Leone recorded 2.0% for population growth in 2025.

Compared with earlier readings it is down 4.1% on the previous year and down 12.2% over ten years.

Over the whole period, population growth in Sierra Leone peaked at 5.9% in 2001 and was at its lowest, -1.9%, in 1992.

Sierra Leone ranks 47th of 218 countries on this measure, in the top quarter.

The series is highly variable year to year, so single readings are best treated with caution.

Population growth in Sierra Leone, year by year

Annual values for Population growth (annual %) in Sierra Leone, 1961 to 2025.
Year annual % Change
1961 1.6% —
1962 1.6% +4.3%
1963 1.7% +3.5%
1964 1.8% +3.5%
1965 1.8% +3.2%
1966 1.8% +1.9%
1967 1.9% +1.9%
1968 1.9% +1.0%
1969 1.9% -0.5%
1970 1.9% +0.3%
1971 1.9% -1.8%
1972 1.8% -1.4%
1973 1.9% +0.9%
1974 1.8% -0.1%
1975 1.8% -0.6%
1976 1.8% -1.9%
1977 1.8% +2.5%
1978 1.9% +4.4%
1979 2.0% +1.0%
1980 2.0% +2.2%
1981 2.0% +1.4%
1982 2.1% +1.5%
1983 2.1% +3.9%
1984 2.2% +2.7%
1985 2.2% +1.1%
1986 2.4% +10.3%
1987 2.7% +9.8%
1988 2.7% +0.7%
1989 2.5% -7.5%
1990 4.0% +58.4%
1991 1.2% -70.4%
1992 -1.9% -262.2%
1993 -0.2% -88.3%
1994 0.4% -272.8%
1995 0.1% -62.1%
1996 0.5% +228.8%
1997 1.3% +169.7%
1998 1.0% -23.7%
1999 0.5% -47.5%
2000 2.4% +367.4%
2001 5.9% +144.5%
2002 5.8% -2.3%
2003 4.1% -29.5%
2004 3.4% -16.8%
2005 2.7% -20.4%
2006 2.2% -18.0%
2007 2.2% -0.5%
2008 2.5% +13.7%
2009 2.7% +7.9%
2010 2.7% +1.0%
2011 2.6% -4.1%
2012 2.5% -3.0%
2013 2.5% -3.0%
2014 2.4% -2.8%
2015 2.3% -3.0%
2016 2.4% +1.6%
2017 2.4% +1.3%
2018 2.3% -1.6%
2019 2.3% -1.1%
2020 2.3% -0.6%
2021 2.3% -1.5%
2022 2.2% -2.1%
2023 2.2% -1.4%
2024 2.1% -3.3%
2025 2.0% -4.1%

Sierra Leone compared with similar countries

  • Sierra Leone's 2.0% is below the median for low income countries, which is 2.6%, 80% of the median. (25 countries reporting)
  • Sierra Leone's 2.0% is below the median for Sub-Saharan Africa, which is 2.3%, 90% of the median. (48 countries reporting)

Biggest year-on-year movements

Years where Population growth in Sierra Leone changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.

YearChange FromTo
2000 +367.4% 0.5% 2.4%
1994 +272.8% -0.2% 0.4%
1992 -262.2% 1.2% -1.9%
1996 +228.8% 0.1% 0.5%
1997 +169.7% 0.5% 1.3%
2001 +144.5% 2.4% 5.9%

Averages by decade

DecadeAverage LowestHighest Years
1960s 1.8% 1.6% 1.9% 9
1970s 1.9% 1.8% 2.0% 10
1980s 2.3% 2.0% 2.7% 10
1990s 0.7% -1.9% 4.0% 10
2000s 3.4% 2.2% 5.9% 10
2010s 2.4% 2.3% 2.7% 10
2020s 2.2% 2.0% 2.3% 6

Countries ranked near Sierra Leone

  1. 44 Liberia 2.1% compare
  2. 45 Nigeria 2.1% compare
  3. 46 Namibia 2.0% compare
  4. 48 South Sudan 2.0% compare
  5. 49 Gibraltar 2.0% compare
  6. 50 Eritrea 2.0% compare

See the full ranking of 266 places →

More climate change data for Sierra Leone

All data for Sierra Leone →

Frequently asked questions

What is population growth in Sierra Leone?
Population growth in Sierra Leone was 2.0% in 2025, according to World Population Prospects, United Nations (UN), note: Derived from total population, publisher: UN Population Division.
What is the highest population growth recorded in Sierra Leone?
The highest recorded value was 5.9% in 2001.
What is the lowest population growth recorded in Sierra Leone?
The lowest recorded value was -1.9% in 1992.
How does Sierra Leone rank for population growth?
Sierra Leone ranks 47th out of 218 countries with data for 2025.
Is population growth rising or falling in Sierra Leone?
Over the last ten years it is down 12.2%. The long-run trend across the full record is volatile.
Where does this Sierra Leone data come from?
The figures come from World Population Prospects, United Nations (UN), note: Derived from total population, publisher: UN Population Division, published as part of Population growth (annual %). Statizoid updates them automatically from the source API.

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Population growth in Sierra Leone. Statizoid, drawing on World Population Prospects, United Nations (UN), note: Derived from total population, publisher: UN Population Division. Retrieved 26 September 2026, from https://climate.statizoid.com/stat/population-growth-annual-percent/sierra-leone/

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About this data

Indicator
Population growth (annual %)
Unit
annual %
Source
World Population Prospects, United Nations (UN), note: Derived from total population, publisher: UN Population Division
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
266 places, 17,258 data points, 1961–2025
Last refreshed

Annual population growth rate for year t is the exponential rate of growth of midyear population from year t-1 to t, expressed as a percentage. Population is based on the de facto definition of population, which counts all residents regardless of legal status or citizenship.