Compare
Liberia vs Sierra Leone
How Liberia and Sierra Leone compare on 37 measures, from 1820 to 2025. The main differences:
- Life expectancy · In 2023, Liberia was higher: 62.2 years against 61.8 years
- GDP per person · In 2025, Sierra Leone was higher: $1,166 against $684
- Population · In 2023, Sierra Leone was higher: 8.46 million people against 5.49 million people
- Military spending · In 2025, Liberia was higher: 0.85% of GDP against 0.37% of GDP
- CO₂ per person · In 2024, Sierra Leone was higher: 0.17 tonnes against 0.15 tonnes
Every measure
Health
- Life expectancyLiberia: 62.2 years in 2023Sierra Leone: 61.8 years in 2023
- Child mortalityLiberia: 8.6 per 100 live births in 2024Sierra Leone: 9.1 per 100 live births in 2024
- Infant mortalityLiberia: 55.9 per 1,000 live births in 2023Sierra Leone: 71.6 per 1,000 live births in 2023
- DepressionLiberia: 3.8% in 2017Sierra Leone: 3.58% in 2017
- Suicide rateLiberia: 13.2 per 100,000 people in 2017Sierra Leone: 9.9 per 100,000 people in 2017
People
- PopulationLiberia: 5.49 million people in 2023Sierra Leone: 8.46 million people in 2023
- Population growthLiberia: 2.2% a year in 2023Sierra Leone: 2.18% a year in 2023
- Fertility rateLiberia: 3.95 births per woman in 2023Sierra Leone: 3.79 births per woman in 2023
- Urban populationLiberia: 56.1% in 2025Sierra Leone: 45.9% in 2025
- Median ageLiberia: 18.4 years in 2023Sierra Leone: 19.3 years in 2023
- People aged 65 and overLiberia: 3.3% in 2023Sierra Leone: 3.2% in 2023
- Net migration rateLiberia: -0.9 per 1,000 people in 2023Sierra Leone: -0.5 per 1,000 people in 2023
Economy
Education
Politics
Conflict
Military
- Military spendingLiberia: 0.85% of GDP in 2025Sierra Leone: 0.37% of GDP in 2025
- Military spending in US dollarsLiberia: $40.3M in 2025Sierra Leone: $29.5M in 2025
- Military spending per personLiberia: $8 in 2025Sierra Leone: $4 in 2025
- Military share of state spendingLiberia: 3.9% of government spending in 2025Sierra Leone: 2.5% of government spending in 2025
- Armed forces personnelLiberia: 2,000 people in 2020Sierra Leone: 9,000 people in 2020
- National powerLiberia: 0.03% of world capability in 2022Sierra Leone: 0.04% of world capability in 2022
- Armed forces, share of workersLiberia: 0.09% of the labour force in 2020Sierra Leone: 0.35% of the labour force in 2020
- Arms importsLiberia: 0 TIV in 2025Sierra Leone: 2 million TIV in 2016
Climate
Technology and environment
Each country on its own
Good to know
- Sources: UN, Gapminder and UN IGME, IHME, World Bank, IMF, UNESCO, Our World in Data, V-Dem, UCDP, SIPRI, IISS, Correlates of War, ERA5, CMIP6, EDGAR, ITU and FAO. Each measure’s page names its own and what it counts.
- Values are drawn on today’s borders. Years without a published value are left empty, never filled in.
How the layers work, where their data comes from and what they can’t tell you: Countries through time