Bonthe's 2026 population is now estimated at 297,561. In 2021, the population of Bonthe was 297,561. These population values and projections come from Statistics Sierra Leone MTPHC Table C district population 2015-2021 and World Population Review Internal Projections .
| City | 2026 Pop. ↓ | Growth |
|---|---|---|
| Bo | 951,244 | 4.67% |
| Kenema | 940,607 | 4.02% |
| Western Area Rural | 850,225 | 5.13% |
| Kono | 620,703 | 0% |
| Kailahun | 571,319 | 0.75% |
| Tonkolili | 557,257 | 0% |
| Port Loko | 525,694 | -0.09% |
| Freetown | 474,425 | -4.88% |
| Pujehun | 429,574 | 0% |
| Moyamba | 372,152 | 1.42% |
| Kambia | 367,699 | 0% |
| Bombali | 359,782 | -1.46% |
| Bonthe | 297,561 | 0% |
| Karene | 290,313 | 0% |
| Koinadugu | 207,911 | 0.17% |
| Falaba | 166,205 | 0% |