The latest officially reported population of Sierra Leone was 8,642,022 in 2024 vs 40,583,164 people in Yemen in 2024. In 2025, based on the adjusted UN estimation, the current Sierra Leone's population is 8,961,932 people compared to 42,727,988 in Yemen.
Population statistics:
- Yemen's population is 4.77 times bigger than Sierra Leone's.
- Sierra Leone is ranked the 102nd most populous country in the world, while Yemen is the 37th.
- The countries together account for 0.63% of the world: 0.11% for Sierra Leone vs 0.52% for Yemen.
- For the last 10 years, Sierra Leone has had an average growth rate of +2.32% per year vs +3% in Yemen.
- Since 2005, the population of Sierra Leone has increased from 5.5M people to 8.96M (62.9% growth), while Yemen has grown from 22.8M to 42.7M (87.5% growth).
- Sierra Leone is projected to reach its peak in 2092 at 16M people compared to the peak of 110M people in 2100 for Yemen.
Sierra Leone vs Yemen: live population counter
|
|
|
|
|---|---|---|
| Current population |
8961932
|
42727988
|
| Population rank | 102/197 | 37/197 |
| Percent of world population | 0.11% | 0.52% |
| One net population change |
2.9 minutes
|
26.4 seconds
|
| One birth every |
2.03 minutes
|
22.7 seconds
|
| One death every |
7.5 minutes
|
2.78 minutes
|
| One migration net change every |
47.8 minutes
|
50.1 minutes
|
| Annual migration change | -11,000 | -10,482 |
| Daily growth/decline | +497 | +3,267 |
| Annual growth/decline | +181,510 | +1,192,365 |
| Annual growth/decline rate | +2.15% | +3.03% |
| Population growth rate rank | 49/197 | 14/197 |
Sierra Leone and Yemen: population history and growth rate by year chart
| Year | Population | Growth rate | ||
|---|---|---|---|---|
|
|
|
|
|
|
| 1960 | 2,268,356 | 5,532,301 | - | - |
| 1961 | 2,304,227 | 5,655,232 | 1.58% | 2.22% |
| 1962 | 2,342,242 | 5,782,221 | 1.65% | 2.25% |
| 1963 | 2,382,258 | 5,911,135 | 1.71% | 2.23% |
| 1964 | 2,424,390 | 6,048,006 | 1.77% | 2.32% |
| 1965 | 2,468,666 | 6,195,593 | 1.83% | 2.44% |
| 1966 | 2,514,638 | 6,351,494 | 1.86% | 2.52% |
| 1967 | 2,562,384 | 6,516,444 | 1.9% | 2.6% |
| 1968 | 2,611,532 | 6,690,524 | 1.92% | 2.67% |
| 1969 | 2,661,365 | 6,875,859 | 1.91% | 2.77% |
| 1970 | 2,712,286 | 7,065,279 | 1.91% | 2.75% |
| 1971 | 2,763,222 | 7,257,462 | 1.88% | 2.72% |
| 1972 | 2,814,388 | 7,460,068 | 1.85% | 2.79% |
| 1973 | 2,866,955 | 7,672,796 | 1.87% | 2.85% |
| 1974 | 2,920,459 | 7,896,783 | 1.87% | 2.92% |
| 1975 | 2,974,657 | 8,133,598 | 1.86% | 3% |
| 1976 | 3,028,820 | 8,384,113 | 1.82% | 3.08% |
| 1977 | 3,085,354 | 8,648,222 | 1.87% | 3.15% |
| 1978 | 3,145,517 | 8,926,586 | 1.95% | 3.22% |
| 1979 | 3,207,499 | 9,224,194 | 1.97% | 3.33% |
| 1980 | 3,272,089 | 9,543,358 | 2.01% | 3.46% |
| 1981 | 3,338,940 | 9,882,362 | 2.04% | 3.55% |
| 1982 | 3,408,183 | 10,241,006 | 2.07% | 3.63% |
| 1983 | 3,481,646 | 10,621,499 | 2.16% | 3.72% |
| 1984 | 3,558,758 | 11,025,597 | 2.21% | 3.8% |
| 1985 | 3,638,438 | 11,453,825 | 2.24% | 3.88% |
| 1986 | 3,728,380 | 11,901,040 | 2.47% | 3.9% |
| 1987 | 3,829,718 | 12,369,912 | 2.72% | 3.94% |
| 1988 | 3,934,517 | 12,859,708 | 2.74% | 3.96% |
| 1989 | 4,034,037 | 13,364,174 | 2.53% | 3.92% |
| 1990 | 4,196,828 | 13,887,862 | 4.04% | 3.92% |
| 1991 | 4,246,267 | 14,430,201 | 1.18% | 3.91% |
| 1992 | 4,166,366 | 14,989,494 | -1.88% | 3.88% |
| 1993 | 4,157,130 | 15,563,914 | -0.22% | 3.83% |
| 1994 | 4,173,105 | 16,149,147 | 0.38% | 3.76% |
| 1995 | 4,179,179 | 16,740,058 | 0.15% | 3.66% |
| 1996 | 4,199,210 | 17,313,177 | 0.48% | 3.42% |
| 1997 | 4,253,716 | 17,873,936 | 1.3% | 3.24% |
| 1998 | 4,295,785 | 18,446,013 | 0.99% | 3.2% |
| 1999 | 4,318,043 | 19,029,420 | 0.52% | 3.16% |
| 2000 | 4,423,611 | 19,624,141 | 2.44% | 3.13% |
| 2001 | 4,692,716 | 20,226,147 | 6.08% | 3.07% |
| 2002 | 4,971,435 | 20,835,086 | 5.94% | 3.01% |
| 2003 | 5,177,687 | 21,456,379 | 4.15% | 2.98% |
| 2004 | 5,355,717 | 22,095,167 | 3.44% | 2.98% |
| 2005 | 5,501,712 | 22,790,085 | 2.73% | 3.15% |
| 2006 | 5,624,466 | 23,543,083 | 2.23% | 3.3% |
| 2007 | 5,749,352 | 24,318,082 | 2.22% | 3.29% |
| 2008 | 5,894,722 | 25,111,941 | 2.53% | 3.26% |
| 2009 | 6,055,646 | 25,927,724 | 2.73% | 3.25% |
| 2010 | 6,222,714 | 26,754,387 | 2.76% | 3.19% |
| 2011 | 6,387,251 | 27,582,897 | 2.64% | 3.1% |
| 2012 | 6,551,080 | 28,433,647 | 2.56% | 3.08% |
| 2013 | 6,714,051 | 29,312,952 | 2.49% | 3.09% |
| 2014 | 6,876,385 | 30,226,309 | 2.42% | 3.12% |
| 2015 | 7,037,655 | 31,159,379 | 2.35% | 3.09% |
| 2016 | 7,205,328 | 32,109,010 | 2.38% | 3.05% |
| 2017 | 7,379,299 | 33,090,921 | 2.41% | 3.06% |
| 2018 | 7,554,563 | 34,085,182 | 2.38% | 3% |
| 2019 | 7,731,991 | 35,111,408 | 2.35% | 3.01% |
| 2020 | 7,912,558 | 36,134,863 | 2.34% | 2.91% |
| 2021 | 8,094,602 | 37,140,230 | 2.3% | 2.78% |
| 2022 | 8,276,807 | 38,222,876 | 2.25% | 2.92% |
| 2023 | 8,460,512 | 39,390,799 | 2.22% | 3.06% |
| 2024 | 8,642,022 | 40,583,164 | 2.15% | 3.03% |
| 2025 | 8,819,789 | 41,773,871 | 2.06% | 2.93% |
| 2026 | 8,996,743 | 42,961,650 | 2.01% | 2.84% |
| 2027 | 9,174,695 | 44,145,620 | 1.98% | 2.76% |
| 2028 | 9,349,021 | 45,323,685 | 1.9% | 2.67% |
| 2029 | 9,520,811 | 46,497,573 | 1.84% | 2.59% |
| 2030 | 9,694,851 | 47,667,649 | 1.83% | 2.52% |
| 2031 | 9,870,295 | 48,827,503 | 1.81% | 2.43% |
| 2032 | 10,047,193 | 49,979,089 | 1.79% | 2.36% |
| 2033 | 10,221,006 | 51,129,867 | 1.73% | 2.3% |
| 2034 | 10,391,485 | 52,279,989 | 1.67% | 2.25% |
| 2035 | 10,563,163 | 53,429,308 | 1.65% | 2.2% |
| 2036 | 10,734,341 | 54,578,046 | 1.62% | 2.15% |
| 2037 | 10,902,263 | 55,724,259 | 1.56% | 2.1% |
| 2038 | 11,066,143 | 56,872,152 | 1.5% | 2.06% |
| 2039 | 11,230,060 | 58,024,713 | 1.48% | 2.03% |
| 2040 | 11,398,391 | 59,181,514 | 1.5% | 1.99% |
| 2041 | 11,566,213 | 60,345,667 | 1.47% | 1.97% |
| 2042 | 11,728,787 | 61,517,965 | 1.41% | 1.94% |
| 2043 | 11,887,934 | 62,696,517 | 1.36% | 1.92% |
| 2044 | 12,049,424 | 63,880,172 | 1.36% | 1.89% |
| 2045 | 12,208,872 | 65,066,344 | 1.32% | 1.86% |
| 2046 | 12,363,446 | 66,253,578 | 1.27% | 1.82% |
| 2047 | 12,512,739 | 67,438,796 | 1.21% | 1.79% |
| 2048 | 12,659,609 | 68,620,844 | 1.17% | 1.75% |
| 2049 | 12,805,136 | 69,799,794 | 1.15% | 1.72% |
| 2050 | 12,948,320 | 70,976,389 | 1.12% | 1.69% |
From 2005 to 2015, the population of Sierra Leone increased by 1,535,943 people (a 27.9% growth), while Yemen gained 8,369,294 people (a 36.7% growth).
For the next 10 years, from 2015 to 2025, Sierra Leone gained 1,924,277 (a 27.3% growth), while Yemen's population increased by 11,568,609 (a 37.1% growth).
Sierra Leone was ranked 106th most populous country in 2005 and is 102nd in 2025. Yemen was ranked 47th in 2005 and ranked 37th now.
The UN's World Population Prospects forecasts that with changing growth rate trends in 25 years (in 2050) Sierra Leone's population will grow by 44.5% to 12,948,320 people with a rank change from 102nd to 91st. The population of Yemen will increase by 66.1% to 70,976,389 people and rank change from 37th to 29th.
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Population differences between Sierra Leone and Yemen
|
|
|
|
|---|---|---|
| Life expectancy | 62.2 years | 69.6 years |
| Average age | 24.4 years | 23.1 years |
| Median age | 20.5 years | 19.3 years |
| Male:Female ratio | 49.9:50.1 | 50.7:49.3 |
| Fertility rate | 3.79 births per woman | 4.59 births per woman |
| Population density | 310 ppl/mi² | 199.1 ppl/mi² |
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