Annual growth rate of population share in cities with at least 300,000 inhabitants in Sierra Leone
Sierra Leone: Annual growth rate of population share in cities with at least 300,000 inhabitants was 5.2% in 2020. ◆ Volatile
Annual growth rate of population share in cities with at least 300,000 inhabitants in Sierra Leone, 1980–2020
Source: European Commission, Joint Research Centre (JRC) (2025) – with minor processing by Our World in Data. Measured in %.
Analysis
The most recent figure for annual growth rate of population share in cities with at least 300,000 inhabitants in Sierra Leone is 5.2%, measured in 2020. That is the highest value across all 9 years on record.
That represents a change of up 463.0% over ten years.
Over the whole period, annual growth rate of population share in cities with at least 300,000 inhabitants in Sierra Leone peaked at 5.2% in 2020 and was at its lowest, -2.3%, in 2005.
Sierra Leone ranks 1st of 144 countries on this measure, in the top 10%.
Annual growth rate of population share in cities with at least 300,000 inhabitants in Sierra Leone, year by year
| Year | % | Change |
|---|---|---|
| 1980 | 4.5% | — |
| 1985 | 3.4% | -23.8% |
| 1990 | 0.5% | -85.4% |
| 1995 | 3.1% | +518.1% |
| 2000 | 1.2% | -59.4% |
| 2005 | -2.3% | -286.2% |
| 2010 | 0.9% | -139.7% |
| 2015 | 0.1% | -86.9% |
| 2020 | 5.2% | +4183.5% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 3.9% | 3.4% | 4.5% | 2 |
| 1990s | 1.8% | 0.5% | 3.1% | 2 |
| 2000s | -0.5% | -2.3% | 1.2% | 2 |
| 2010s | 0.5% | 0.1% | 0.9% | 2 |
| 2020s | 5.2% | 5.2% | 5.2% | 1 |
Countries ranked near Sierra Leone
More population data for Sierra Leone
- Population regions with projections, annual growth rate -0.1141 % change on previous year (2100)
- Urban and rural population 2050, annual growth rate -1.21 % change on previous year (2050)
- Population long run with projections, annual growth rate -0.1141 % change on previous year (2100)
- Un population 2024 vs 2022, annual growth rate -0.076 % change on previous year (2100)
- Africa's Development Dynamics (AfDD) Table 05 - Demographic estimates 13,595 Persons (2050)
- Africa's Development Dynamics (AfDD) Table 03 - Annual population 1.9 Percent per annum (2030)
- Projected population under age 5, annual growth rate -0.6516 % change on previous year (2100)
- World population growth -0.1% (2100)
- Population density 220.76 people per km² (2100)
- Number of children under 5, by world region 983,692 people (2100)
Frequently asked questions
- What is annual growth rate of population share in cities with at least 300,000 inhabitants in Sierra Leone?
- Annual growth rate of population share in cities with at least 300,000 inhabitants in Sierra Leone was 5.2% in 2020, according to European Commission, Joint Research Centre (JRC) (2025) – with minor processing by Our World in Data.
- What is the highest annual growth rate of population share in cities with at least 300,000 inhabitants recorded in Sierra Leone?
- The highest recorded value was 5.2% in 2020.
- What is the lowest annual growth rate of population share in cities with at least 300,000 inhabitants recorded in Sierra Leone?
- The lowest recorded value was -2.3% in 2005.
- How does Sierra Leone rank for annual growth rate of population share in cities with at least 300,000 inhabitants?
- Sierra Leone ranks 1st out of 144 countries with data for 2020.
- Is annual growth rate of population share in cities with at least 300,000 inhabitants rising or falling in Sierra Leone?
- Over the last ten years it is up 463.0%. The long-run trend across the full record is volatile.
- Where does this Sierra Leone data come from?
- The figures come from European Commission, Joint Research Centre (JRC) (2025) – with minor processing by Our World in Data, published as part of Annual growth rate of population share in cities with at least 300,000 inhabitants. Statizoid updates them automatically from the source API.
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About this data
Average annual growth in the share of population living in cities with at least 300,000 people, calculated over five-year periods. For example, 2020 reflects average growth between 2015–2020. City boundaries are defined using a consistent global approach based on satellite imagery and population data.