Sierra Leone vs Yemen: Population density

Sierra Leone

220.76 people per km²

in 2100

Yemen

208.41 people per km²

in 2100

Sierra Leone rank

71st

Yemen rank

74th

Population density over time

Sierra Leone currently reports 220.76 people per km² against 208.41 people per km² in Yemen, a difference of 12.34 people per km².

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

The two have swapped places 1 time across 318 shared years of data; in 1000 it was Yemen ahead.

Sierra Leone ranks 71st and Yemen ranks 74th of 234 countries.

Indicator: Population density
Unit: people per km²
Source: HYDE (2023); Gapminder (2022); UN WPP (2024); UN FAO (2024) – with major processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 235 places, 68,610 data points, 1000–2100
Last refreshed: 07 August 2026

Population per square kilometer by country, available from 10,000 BCE to 2100, based on data and estimates from different sources.