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Population · Sub-Saharan Africa · Low income

Sierra Leone: population and demography

Population is 8.8m (2025), 100th of 217 in the world and 29th of 48 in Sub-Saharan Africa. Population growth is 2.04% (2025), 47th of 217 in the world and 34th of 48 in Sub-Saharan Africa. Urban share is 45.9% (2025), 158th of 217 in the world and 21st of 48 in Sub-Saharan Africa.

Population
Sierra Leone
02.5m5.0m7.5m10.0m1995200020052010201520202025Sierra Leone8.8m
Population growth
Sierra LeoneSub-Saharan AfricaLow incomeWorld
0%2.0%4.0%6.0%1995200020052010201520202025Sierra Leone2.04%Sub-Saharan AfricaLow incomeWorld
12 indicators

Population: Sierra Leone in detail

Latest reported value, world rank and rank within Sub-Saharan Africa; values around 2000, 2010, 2020; group and world columns are World Bank aggregates.

IndicatorLatestWorld rankIn region~2000~2010~202010-year changeRegionIncome groupWorldSince 2000
PopulationPopulation8.8m2025100/21729/484.4m6.2m7.9m+25%since 20151.3bn767m8.2bn
Population growthPopulation growth, annual %2.04%202547/21734/482.42%2.72%2.31%−0.3 ppsince 20152.43%2.69%0.91%
Urban shareUrban population, % of total45.9%2025158/21721/4835.5%38.6%43.2%+5.2 ppsince 201544.7%35.2%57.8%
DensityPopulation density, people per km²119.7202490/21615/4861.386.2109.6+26%since 201452.749.562.1
FertilityFertility rate, births per woman3.70202435/21732/486.365.334.08−21%since 20144.264.462.19
Birth rateBirth rate, per 1,000 people30.1202429/21727/4845.039.132.2−15%since 201432.834.016.3
Death rateDeath rate, per 1,000 people8.2202478/21715/4820.014.29.3−33%since 20148.07.07.6
Aged 0–14Population aged 0–14, % of total37.7%202536/21732/4843.8%43.2%39.8%−4.2 ppsince 201540.4%40.9%24.4%
Aged 65+Population aged 65+, % of total3.3%2025185/21724/483.5%3.3%3.1%+0.1 ppsince 20153.2%3.3%10.4%
Dependency ratioAge dependency ratio, % of working-age population69.3%202544/21736/4890.0%86.9%75.3%−12.5 ppsince 201578.1%80.2%54.5%
Net migrationNet migration, people-11,3092025156/21731/4883,0137,9831,292−3,077%since 2015-223,909160,8310
Adolescent birthsAdolescent fertility, births per 1,000 women aged 15–1991.2202422/21721/48160.0130.4100.2−25%since 201491.990.738.3
Source: World Bank, World Development Indicators (CC BY 4.0)“·” — no value reported within two years of that date. World rank counts countries with a recent value.

Better than ten years ago

Worse than ten years ago

No rated indicator got worse over the decade.

Only indicators where higher or lower is clearly better are rated (for example, unemployment down is better, life expectancy up is better).

neighbours

Sierra Leone and its neighbours

Countries sharing a land border with Sierra Leone. Latest values since 2005; the highest in each row is marked.

IndicatorSierra LeoneGuineaLiberia
Population8.8m202515.1m20255.7m2025
Population growth2.04%20252.31%20252.09%2025
Urban share45.9%202538.5%202556.1%2025
Density119.7202460.0202458.32024
Fertility3.7020244.1320243.862024
Birth rate30.1202433.3202430.62024
Death rate8.220249.020248.02024
Aged 0–1437.7%202540.5%202539.1%2025
Aged 65+3.3%20253.5%20253.3%2025