Benin vs Sierra Leone: Population in largest city
Benin
1.38 million
in 2025
Sierra Leone
1.39 million
in 2025
Benin rank
110th
Sierra Leone rank
109th
Population in largest city over time
- Benin
- Sierra Leone
How they compare
Sierra Leone currently reports 1.39 million against 1.38 million in Benin, a difference of 12,140.
Across all 66 years both countries report, Sierra Leone has been ahead every year.
Benin ranks 110th and Sierra Leone ranks 109th of 153 countries.
Sierra Leone has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Benin | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 108,266 | 148,543 | 40,277 | Sierra Leone |
| 1970s | 236,545 | 275,335 | 38,790 | Sierra Leone |
| 1980s | 406,544 | 448,953 | 42,409 | Sierra Leone |
| 1990s | 570,207 | 601,840 | 31,633 | Sierra Leone |
| 2000s | 665,762 | 779,538 | 113,776 | Sierra Leone |
| 2010s | 777,215 | 1.03 million | 254,692 | Sierra Leone |
| 2020s | 1.22 million | 1.29 million | 73,938 | Sierra Leone |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher population in largest city, Benin or Sierra Leone?
- Sierra Leone, at 1.39 million against 1.38 million in Benin as of 2025.
- What is the difference in population in largest city between Benin and Sierra Leone?
- 12,140, with Sierra Leone ahead.
- How many years of comparable data are there for Benin and Sierra Leone?
- 66 years are reported by both, from 1960 to 2025.
- How do Benin and Sierra Leone rank globally for population in largest city?
- Benin ranks 110th and Sierra Leone ranks 109th of 153 countries.
- Where does this data come from?
- World Urbanization Prospects 2018, United Nations (UN), published as Population in largest city. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Population in largest city is the urban population living in the country's largest metropolitan area.