Bonthe Facts
| Area | 3069.9 km² |
| Population | 224,568 |
| Male Population | 108,073 (48.1%) |
| Female Population | 116,495 (51.9%) |
| Population change (1975 to 2020) | +168.0% |
| Population change (2000 to 2020) | +93.9% |
| Median Age | 17.5 years (Male: 16.4, Female: 18.5) |
| GDP per capita (PPP) | $1,133 (2022) |
| Local Time | |
| Timezone | Greenwich Mean Time |
| Lat & Lng | 7.52639, -12.50500 |
Map of Bonthe
Interactive Map
Bonthe Population
Years 1975 to 2030
| Data | 1975 | 1990 | 2000 | 2015 | 2020 | 2025* | 2030* |
|---|---|---|---|---|---|---|---|
| Population | 83,795 | 115,978 | 115,810 | 170,968 | 224,568 | 250,740 | 275,956 |
| Population Density | 27.3 / km² | 37.8 / km² | 37.7 / km² | 55.7 / km² | 73.2 / km² | 81.7 / km² | 89.9 / km² |
* Projected
Sources: JRC (European Commission's Joint Research Centre) work on the GHS built-up gridBonthe Population change from 2000 to 2020
Increase of 93.9% from year 2000 to 2020
| Location | Change since 1975 | Change since 1990 | Change since 2000 |
|---|---|---|---|
| Bonthe | +168% | +93.6% | +93.9% |
| Southern Province, Sierra Leone | — | — | — |
| Sierra Leone | — | — | — |
Sources: JRC (European Commission's Joint Research Centre) work on the GHS built-up grid
Bonthe Median Age
Median Age: 17.5 years
| Location | Median Age | Median Age (Female) | Median Age (Male) |
|---|---|---|---|
| Bonthe | 17.5 yrs | 18.5 yrs | 16.4 yrs |
| Southern Province, Sierra Leone | 17.5 yrs | 18.5 yrs | 16.4 yrs |
| Sierra Leone | 17.9 yrs | 18.6 yrs | 17.1 yrs |
Sources: CIESIN (Center for International Earth Science Information Network)
Bonthe Population Density
Population Density: 73.2 / km²
| Location | Population | Area | Density |
|---|---|---|---|
| Bonthe | 224,568 | 3,069.9 km² | 73.2 / km² |
| Southern Province, Sierra Leone | 1.4 million | 19,830.8 km² | 72 / km² |
| Sierra Leone | 6.4 million | 72,482.3 km² | 87.7 / km² |
Sources: JRC (European Commission's Joint Research Centre) work on the GHS built-up grid
Bonthe Historical and Projected Population
Estimated Population from 1880 to 2100
Sources:
- JRC (European Commission's Joint Research Centre) work on the GHS built-up grid
- CIESIN (Center for International Earth Science Information Network)
- [Link] Klein Goldewijk, K., Beusen, A., Doelman, J., and Stehfest, E.: Anthropogenic land use estimates for the Holocene – HYDE 3.2, Earth Syst. Sci. Data, 9, 927–953, https://doi.org/10.5194/essd-9-927-2017, 2017.
Human Development Index (HDI)
Statistic composite index of life expectancy, education, and per capita income.
Source: [Link] Kummu, M., Taka, M. &Guillaume, J. Gridded global datasets for Gross Domestic Product and Human Development Index over 1990–2015. Sci Data 5, 180004 (2018) doi:10.1038/sdata.2018.4
Bonthe Gross Domestic Product (GDP)
GDP per capita, PPP (constant 2017 international $)
| Data | 1990 | 1995 | 2000 | 2005 | 2010 | 2015 | 2020 | 2022 |
|---|---|---|---|---|---|---|---|---|
| GDP per capita | $1,017 | $667 | $641 | $746 | $1,015 | $965 | $1,076 | $1,133 |
| Total GDP | $129.7M | $81.5M | $80.4M | $115.9M | $175.8M | $193.7M | $241M | $265.5M |
Source: [Link] Kummu, M., Kosonen, M. & Masoumzadeh Sayyar, S. Downscaled gridded global dataset for gross domestic product (GDP) per capita PPP over 1990–2022. Sci Data 12, 178 (2025) doi:10.1038/s41597-025-04487-x
Bonthe CO2 Emissions
Carbon Dioxide (CO2) Emissions Per Capita in Tonnes Per Year
| Location | CO2 Emissions | CO2 Emissions Per Capita | CO2 Emissions Intensity |
|---|---|---|---|
| Bonthe | 54,658 tn | 0.24 tn | 17.8 tons/km² |
| Southern Province, Sierra Leone | 395,881 tn | 0.28 tn | 20 tons/km² |
| Sierra Leone | 1,771,481 tn | 0.28 tn | 24.4 tons/km² |
Sources: [Link] Moran, D., Kanemoto K; Jiborn, M., Wood, R., Többen, J., and Seto, K.C. (2018) Carbon footprints of 13,000 cities. Environmental Research Letters DOI: 10.1088/1748-9326/aac72a
Bonthe CO2 Emissions
| 2013 CO2 emissions (tonnes/year) | 54,658 tn |
| 2013 CO2 emissions (tonnes/year) per capita | 0.24 tn |
| 2013 CO2 emissions intensity (tonnes/km²/year) | 17.8 tons/km² |
Natural Hazards Risk
Relative risk out of 10
| Hazard | Risk Level |
|---|---|
| Drought | Medium (4.5) |
* Risk, particularly concerning flood or landslide, may not be for the entire area.
Sources:
- Dilley, M., R.S. Chen, U. Deichmann, A.L. Lerner-Lam, M. Arnold, J. Agwe, P. Buys, O. Kjekstad, B. Lyon, and G. Yetman. 2005. Natural Disaster Hotspots: A Global Risk Analysis. Washington, D.C.: World Bank. https://doi.org/10.1596/0-8213-5930-4.
- Center for Hazards and Risk Research - CHRR - Columbia University, Center for International Earth Science Information Network - CIESIN - Columbia University, and International Research Institute for Climate and Society - IRI - Columbia University. 2005. Global Drought Hazard Frequency and Distribution. Palisades, NY: NASA Socioeconomic Data and Applications Center (SEDAC). https://doi.org/10.7927/H4VX0DFT.
Bonthe
Bonthe is a coastal town located on Sherbro Island in Bonthe District in the southern Province of Sierra Leone. The town lies on the eastern shore of Sherbro Island, on the Sherbro River estuary. Bonthe is about 60 miles south-west of Bo and 187 mile..
Bonthe Wikipedia Page
About Our Data
The data on this page is estimated using a number of publicly available tools and resources. It is provided without warranty, and could contain inaccuracies. Use at your own risk.