Sierra Leone

14/15 sections47 sources
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Burkina FasoCôte d'IvoireFranceGhanaGuineaGuinea-BissauLiberiaMaliSenegal
Natural Earth (public domain)

Boundaries shown do not imply endorsement.

In the region
Burkina FasoCôte d'IvoireFranceGhanaGuineaGuinea-BissauLiberiaMaliSenegal

Country snapshot

IndicatorValue
Official nameRepublic of Sierra LeoneCIA World Factbook [2025] · 2026 archive
Government typePresidential republicCIA World Factbook [2025] · 2026 archive
CapitalFreetownGeoNames [2024]
Head of stateJulius Maada BIO (Pres.)CIA World Leaders [2025]
Total area72,300 km²World Bank WDI [2023]
Total population8,640,000 peopleUN DESA WPP [2024] 8,642,000 people·World Bank WDI [2024] 8,642,000 people
LanguagesEnglish (official, regular use limited to literate minority), Mende (principal vernacular in the south), Temne (principal vernacular in the north), Krio (English-based Creole, spoken by the descendants of freed Jamaican slaves; a first language for 10% of the population but understood by 95%)CIA World Factbook [2025] · 2026 archive
GDP (nominal)6,970,000,000 US$World Bank WDI [2024]
GDP per capita807 US$World Bank WDI [2024]
Life expectancy61.8–62 yearsWorld Bank WDI [2024] 61.96 years·UNDP HDI [2023] 61.79 years

Section metadata

Data year2026
EditionDatabook 2026
Coverage20/21
LicenseCC-BY
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Datasets on this page
  • ISO 3166
    iso_country_codes
    Edition: 2024
  • GeoNames
    geonames
    Edition: 2024
  • CIA World Factbook
    cia_factbook
    Edition: 2025
  • CIA World Leaders
    cia_world_leaders
    Edition: 2025
  • ISO 4217 Currency Codes
    iso_4217_currencies
    Edition: 2026
  • ISO 3166-2 Subdivisions
    iso_3166_2_subdivisions
    Edition: 2026
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About this data

Sierra Leone on Databook spans 14 of 15 reference sections drawing on 47 open datasets including BGS World Mineral Statistics, CEPII BACI, CIA World Factbook. Each indicator shows its source and year side by side, with multiple authorities reconciled — no editorial judgement.