Laos vs Sierra Leone
Sierra Leone has 12% more people than Laos: 8,819,794 vs 7,873,046, a gap of 946,748. Sierra Leone is growing faster (+2.04% vs +1.32% a year), adding about 179,588 people a year against +103,910. At these source-year rates the modelled relative population gap is widening. Laos is the older society: 4.8% aged 65+ against 3.3% in Sierra Leone, while Sierra Leone has more children (37.7% under 15 vs 29.8%). Sierra Leone is 3.5× as densely populated (117.2 vs 33.2 people per km²). People in Laos live 7.3 years longer on average (69.2 vs 62.0). GDP per capita is 2.7× higher in Laos ($2,325 vs $846).
Country/territory population bases: World Bank 2025 (Laos) and 2025 (Sierra Leone); growth years 2025 / 2025. Annual source values, not live counts; years may differ. Growth is national, not local.
Laos vs Sierra Leone — side by side
 Laos |  Sierra Leone | |
|---|---|---|
| Population | 7,873,0462025 | 8,819,7942025 |
| Growth rate / yr | +1.32%2025 | +2.04%2025 |
| Births per 1,000 | 20.92024 | 30.12024 |
| Deaths per 1,000 | 6.22024 | 8.22024 |
| Children per woman | 2.402024 | 3.702024 |
| Life expectancy | 69.2 yrs2024 | 62.0 yrs2024 |
| Aged 0–14 | 29.8%2025 | 37.7%2025 |
| Aged 65+ | 4.8%2025 | 3.3%2025 |
| Density | 33.2 /km²2023 | 117.2 /km²2023 |
| Area | 236,800 km²2023 | 72,300 km²2023 |
| Urban population | 40.3%2025 | 45.9%2025 |
| Net migration / yr | -10,6452025 | -11,3092025 |
| GDP per capita | $2,3252025 | $8462025 |
| Country population rank (available records) | #102 | #100 |
| Base / world population (World Bank 2025) | 0.10% | 0.11% |
Highlighted cell = the higher value (not "better"). Small print under each value is its own data year. Source: World Bank; country/territory population bases may have different years. These are not live counts.
Population since 1960
World Bank population history (not the separate UN WPP timeline). Laos: 3.7× from 1960 to 2025; Sierra Leone: 3.9× from 1960 to 2025. Left: absolute population. Right: each series indexed to its own first available year = 100; baseline years may differ.
More comparisons
Regions: East Asia & Pacific · Sub-Saharan Africa · rankings
Laos: Laos vs Belarus, Laos vs Sierra Leone, Laos vs Togo, Laos vs Turkmenistan, Laos vs Hong Kong, Laos vs Libya.
Sierra Leone: Sierra Leone vs Austria, Sierra Leone vs Switzerland, Sierra Leone vs Belarus, Sierra Leone vs Togo, Sierra Leone vs Laos, Sierra Leone vs Turkmenistan.
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