Sierra Leone
Esri provides a standard demographics dataset for Sierra Leone sourced from data supplied by Michael Bauer Research GmbH. Visit Where to find ArcGIS Data to learn more about using Esri Demographics.
Release date
This dataset was updated in October 2025; the vintage is 2025.
Settlement points
Esri's Sierra Leonean settlement points were created using the European Commission Global Human Settlement Layer (GHSL), 100-meter resolution 2025 Estimated Population Raster Layer. The points were verified using the latest Esri imagery. More information about the data can be found at https://ghslsys.jrc.ec.europa.eu.
Geography levels
| Esri geography name | Local geography name | Feature count |
|---|---|---|
| Country | Sierra Leone | 1 |
| Provinces | Provinces | 4 |
| Districts | Districts | 16 |
| Subdistricts | Chiefdoms | 208 |
Visualize demographic data variables
The data browser is an interface to help you visualize and explore the data categories and analysis variables available in Esri Demographics. See Explore data variables to learn more about this visualization tool.
Standard demographics use cases
The Esri standard demographics dataset for Sierra Leone is updated with Michael Bauer Research GmbH data updates to this region approximately every two years. See the Related links section below for a variable list and release notes.
The following sections include example use cases that may help you understand Sierra Leone's demographics.
Total Population
What is measured: The total number of individuals living in a specific area.
How you use it: Population counts are often used by local and national governments for policy planning, resource allocation, and informed decision-making based on the needs of various population groups within a country or region. You can use this data to explore the allocation of public services, economic development, political representation, social research, and resources available for disaster preparedness.
Population Density
What is measured: The number of people per unit of area (square mile or square kilometer).
How you use it: Population Density is typically used for national and local projects such as infrastructure design, urban planning to allocate and distribute public services, and environmental impact assessments of human activity based on where people are concentrated.
Population per Mill
What is measured: The region's proportional share of the total national population.
How you use it: Population per Mill is used to understand the comparative distribution of population in a country or region based on a per-thousand ratio. This data is used to support market trend analysis, infrastructure planning, and regional and national policy development. Population distribution is often used in health care to track disease prevalence or vaccination rates.
Male/Female Population Totals
What is measured: The total number of females and males in a region's population.
How you use it: Population by Gender counts provide insight into the balance between females and males in a region, which is used for informed decision-making in areas such as education, workforce planning, health care, and skills training. This data is also used to help interpret complex results, such as health-care outcomes, crime statistics, targeted marketing campaigns, and housing shortages.
Related links
Refer to the following content: