Guinea vs Sierra Leone: Population in urban agglomerations of more than 1 million

Guinea
14.9%
in 2025
Sierra Leone
15.7%
in 2025
Guinea rank
90th
Sierra Leone rank
88th

Population in urban agglomerations of more than 1 million over time

  • Guinea
  • Sierra Leone
51015196019922025

How they compare

Sierra Leone currently reports 15.7% against 14.9% in Guinea, a difference of 0.8%.

That makes Sierra Leone's figure about 1.1 times Guinea's.

The two have swapped places 4 times across 66 shared years of data; in 1960 it was Sierra Leone ahead.

Guinea ranks 90th and Sierra Leone ranks 88th of 121 countries.

Across the 7 decades both report, Guinea averaged higher in 2 and Sierra Leone in 5.

Head to head by decade

Decade Guinea Sierra Leone Difference Ahead
1960s 5.3% 6.0% 0.7% Sierra Leone
1970s 11.5% 9.3% 2.2% Guinea
1980s 13.0% 12.4% 0.6% Guinea
1990s 13.8% 14.3% 0.5% Sierra Leone
2000s 14.5% 14.6% 0.1% Sierra Leone
2010s 14.6% 14.8% 0.2% Sierra Leone
2020s 14.7% 15.4% 0.8% Sierra Leone

Averages of every year both report within each decade.

Frequently asked questions

Which has higher population in urban agglomerations of more than 1 million, Guinea or Sierra Leone?
Sierra Leone, at 15.7% against 14.9% in Guinea as of 2025.
What is the difference in population in urban agglomerations of more than 1 million between Guinea and Sierra Leone?
0.8%, with Sierra Leone ahead.
How many years of comparable data are there for Guinea and Sierra Leone?
66 years are reported by both, from 1960 to 2025.
How do Guinea and Sierra Leone rank globally for population in urban agglomerations of more than 1 million?
Guinea ranks 90th and Sierra Leone ranks 88th of 121 countries.
Where does this data come from?
World Urbanization Prospects 2018, United Nations (UN), published as Population in urban agglomerations of more than 1 million (% of total population). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Guinea vs Sierra Leone: Population in urban agglomerations of more than 1 million. Statizoid, drawing on World Urbanization Prospects 2018, United Nations (UN). Retrieved 16 September 2026, from https://climate.statizoid.com/compare/population-in-urban-agglomerations-of-more-than-1-million-percent-of-total-population/guinea/sierra-leone/

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<a href="https://climate.statizoid.com/compare/population-in-urban-agglomerations-of-more-than-1-million-percent-of-total-population/guinea/sierra-leone/">Guinea vs Sierra Leone: Population in urban agglomerations of more than 1 million</a> — Statizoid

About this data

Indicator
Population in urban agglomerations of more than 1 million (% of total population)
Unit
% of total population
Source
World Urbanization Prospects 2018, United Nations (UN)
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
158 places, 10,428 data points, 1960–2025
Last refreshed

Population in urban agglomerations of more than one million is the percentage of a country's population living in metropolitan areas that in 2018 had a population of more than one million people.