The latest officially reported population of Sierra Leone was 8,642,022 in 2024 vs 51,751,065 people in South Korea in 2024. In 2025, based on the adjusted UN estimation, the current Sierra Leone's population is 8,961,932 people compared to 51,700,480 in South Korea.
Population statistics:
- South Korea's population is 5.77 times bigger than Sierra Leone's.
- Sierra Leone is ranked the 102nd most populous country in the world, while South Korea is the 31st.
- The countries together account for 0.73% of the world: 0.11% for Sierra Leone vs 0.63% for South Korea.
- For the last 10 years, Sierra Leone has had an average growth rate of +2.32% per year vs +0.24% in South Korea.
- Since 2005, the population of Sierra Leone has increased from 5.5M people to 8.96M (62.9% growth), while South Korea has grown from 48.2M to 51.7M (7.3% growth).
- Sierra Leone is projected to reach its peak in 2092 at 16M people, while South Korea's population already peaked in 2020 at 51.8M people and is projected to decrease to 21.9M people by 2100.
Sierra Leone vs South Korea: live population counter
|
|
|
|
|---|---|---|
| Current population |
8961932
|
51700480
|
| Population rank | 102/197 | 31/197 |
| Percent of world population | 0.11% | 0.63% |
| One net population change |
2.9 minutes
|
13.7 minutes
|
| One birth every |
2.03 minutes
|
2.26 minutes
|
| One death every |
7.5 minutes
|
1.69 minutes
|
| One migration net change every |
47.8 minutes
|
6.92 minutes
|
| Annual migration change | -11,000 | +75,963 |
| Daily growth/decline | +497 | +105 |
| Annual growth/decline | +181,510 | +38,446 |
| Annual growth/decline rate | +2.15% | +0.07% |
| Population growth rate rank | 49/197 | 159/197 |
Sierra Leone and South Korea: population history and growth rate by year chart
| Year | Population | Growth rate | ||
|---|---|---|---|---|
|
|
|
|
|
|
| 1960 | 2,268,356 | 25,012,374 | - | - |
| 1961 | 2,304,227 | 25,765,673 | 1.58% | 3.01% |
| 1962 | 2,342,242 | 26,513,030 | 1.65% | 2.9% |
| 1963 | 2,382,258 | 27,261,747 | 1.71% | 2.82% |
| 1964 | 2,424,390 | 27,984,155 | 1.77% | 2.65% |
| 1965 | 2,468,666 | 28,704,674 | 1.83% | 2.57% |
| 1966 | 2,514,638 | 29,435,571 | 1.86% | 2.55% |
| 1967 | 2,562,384 | 30,130,983 | 1.9% | 2.36% |
| 1968 | 2,611,532 | 30,838,302 | 1.92% | 2.35% |
| 1969 | 2,661,365 | 31,544,266 | 1.91% | 2.29% |
| 1970 | 2,712,286 | 32,240,827 | 1.91% | 2.21% |
| 1971 | 2,763,222 | 32,882,704 | 1.88% | 1.99% |
| 1972 | 2,814,388 | 33,505,406 | 1.85% | 1.89% |
| 1973 | 2,866,955 | 34,103,149 | 1.87% | 1.78% |
| 1974 | 2,920,459 | 34,692,266 | 1.87% | 1.73% |
| 1975 | 2,974,657 | 35,280,725 | 1.86% | 1.7% |
| 1976 | 3,028,820 | 35,848,523 | 1.82% | 1.61% |
| 1977 | 3,085,354 | 36,411,795 | 1.87% | 1.57% |
| 1978 | 3,145,517 | 36,969,185 | 1.95% | 1.53% |
| 1979 | 3,207,499 | 37,534,236 | 1.97% | 1.53% |
| 1980 | 3,272,089 | 38,123,775 | 2.01% | 1.57% |
| 1981 | 3,338,940 | 38,723,248 | 2.04% | 1.57% |
| 1982 | 3,408,183 | 39,326,352 | 2.07% | 1.56% |
| 1983 | 3,481,646 | 39,910,403 | 2.16% | 1.49% |
| 1984 | 3,558,758 | 40,405,956 | 2.21% | 1.24% |
| 1985 | 3,638,438 | 40,805,744 | 2.24% | 0.99% |
| 1986 | 3,728,380 | 41,213,674 | 2.47% | 1% |
| 1987 | 3,829,718 | 41,621,690 | 2.72% | 0.99% |
| 1988 | 3,934,517 | 42,031,247 | 2.74% | 0.98% |
| 1989 | 4,034,037 | 42,449,038 | 2.53% | 0.99% |
| 1990 | 4,196,828 | 42,869,283 | 4.04% | 0.99% |
| 1991 | 4,246,267 | 43,295,704 | 1.18% | 0.99% |
| 1992 | 4,166,366 | 43,747,962 | -1.88% | 1.04% |
| 1993 | 4,157,130 | 44,194,628 | -0.22% | 1.02% |
| 1994 | 4,173,105 | 44,641,540 | 0.38% | 1.01% |
| 1995 | 4,179,179 | 45,092,991 | 0.15% | 1.01% |
| 1996 | 4,199,210 | 45,524,681 | 0.48% | 0.96% |
| 1997 | 4,253,716 | 45,953,580 | 1.3% | 0.94% |
| 1998 | 4,295,785 | 46,286,503 | 0.99% | 0.72% |
| 1999 | 4,318,043 | 46,616,677 | 0.52% | 0.71% |
| 2000 | 4,423,611 | 47,008,111 | 2.44% | 0.84% |
| 2001 | 4,692,716 | 47,370,164 | 6.08% | 0.77% |
| 2002 | 4,971,435 | 47,644,736 | 5.94% | 0.58% |
| 2003 | 5,177,687 | 47,892,330 | 4.15% | 0.52% |
| 2004 | 5,355,717 | 48,082,519 | 3.44% | 0.4% |
| 2005 | 5,501,712 | 48,184,561 | 2.73% | 0.21% |
| 2006 | 5,624,466 | 48,438,292 | 2.23% | 0.53% |
| 2007 | 5,749,352 | 48,683,638 | 2.22% | 0.51% |
| 2008 | 5,894,722 | 49,054,708 | 2.53% | 0.76% |
| 2009 | 6,055,646 | 49,307,835 | 2.73% | 0.52% |
| 2010 | 6,222,714 | 49,554,112 | 2.76% | 0.5% |
| 2011 | 6,387,251 | 49,936,638 | 2.64% | 0.77% |
| 2012 | 6,551,080 | 50,199,853 | 2.56% | 0.53% |
| 2013 | 6,714,051 | 50,428,893 | 2.49% | 0.46% |
| 2014 | 6,876,385 | 50,746,659 | 2.42% | 0.63% |
| 2015 | 7,037,655 | 51,014,947 | 2.35% | 0.53% |
| 2016 | 7,205,328 | 51,217,803 | 2.38% | 0.4% |
| 2017 | 7,379,299 | 51,361,911 | 2.41% | 0.28% |
| 2018 | 7,554,563 | 51,585,058 | 2.38% | 0.43% |
| 2019 | 7,731,991 | 51,764,822 | 2.35% | 0.35% |
| 2020 | 7,912,558 | 51,836,239 | 2.34% | 0.14% |
| 2021 | 8,094,602 | 51,769,539 | 2.3% | -0.13% |
| 2022 | 8,276,807 | 51,672,569 | 2.25% | -0.19% |
| 2023 | 8,460,512 | 51,712,619 | 2.22% | 0.08% |
| 2024 | 8,642,022 | 51,751,065 | 2.15% | 0.07% |
| 2025 | 8,819,789 | 51,700,480 | 2.06% | -0.1% |
| 2026 | 8,996,743 | 51,633,793 | 2.01% | -0.13% |
| 2027 | 9,174,695 | 51,552,198 | 1.98% | -0.16% |
| 2028 | 9,349,021 | 51,456,707 | 1.9% | -0.19% |
| 2029 | 9,520,811 | 51,347,230 | 1.84% | -0.21% |
| 2030 | 9,694,851 | 51,221,713 | 1.83% | -0.24% |
| 2031 | 9,870,295 | 51,081,220 | 1.81% | -0.27% |
| 2032 | 10,047,193 | 50,924,233 | 1.79% | -0.31% |
| 2033 | 10,221,006 | 50,747,132 | 1.73% | -0.35% |
| 2034 | 10,391,485 | 50,549,508 | 1.67% | -0.39% |
| 2035 | 10,563,163 | 50,333,286 | 1.65% | -0.43% |
| 2036 | 10,734,341 | 50,098,951 | 1.62% | -0.47% |
| 2037 | 10,902,263 | 49,845,669 | 1.56% | -0.51% |
| 2038 | 11,066,143 | 49,573,234 | 1.5% | -0.55% |
| 2039 | 11,230,060 | 49,283,770 | 1.48% | -0.58% |
| 2040 | 11,398,391 | 48,980,369 | 1.5% | -0.62% |
| 2041 | 11,566,213 | 48,661,905 | 1.47% | -0.65% |
| 2042 | 11,728,787 | 48,331,004 | 1.41% | -0.68% |
| 2043 | 11,887,934 | 47,990,085 | 1.36% | -0.71% |
| 2044 | 12,049,424 | 47,634,183 | 1.36% | -0.74% |
| 2045 | 12,208,872 | 47,263,526 | 1.32% | -0.78% |
| 2046 | 12,363,446 | 46,881,228 | 1.27% | -0.81% |
| 2047 | 12,512,739 | 46,482,133 | 1.21% | -0.85% |
| 2048 | 12,659,609 | 46,063,595 | 1.17% | -0.9% |
| 2049 | 12,805,136 | 45,626,805 | 1.15% | -0.95% |
| 2050 | 12,948,320 | 45,172,356 | 1.12% | -1% |
From 2005 to 2015, the population of Sierra Leone increased by 1,535,943 people (a 27.9% growth), while South Korea gained 2,830,386 people (a 5.87% growth).
For the next 10 years, from 2015 to 2025, Sierra Leone gained 1,924,277 (a 27.3% growth), while South Korea's population increased by 685,533 (a 1.34% growth).
Sierra Leone was ranked 106th most populous country in 2005 and is 102nd in 2025. South Korea was ranked 25th in 2005 and ranked 31st 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 South Korea will decrease by 12.6% to 45,172,356 people and rank change from 31st to 48th.
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Population differences between Sierra Leone and South Korea
|
|
|
|
|---|---|---|
| Life expectancy | 62.2 years | 84.5 years |
| Average age | 24.4 years | 44.8 years |
| Median age | 20.5 years | 46.1 years |
| Male:Female ratio | 49.9:50.1 | 49.9:50.1 |
| Fertility rate | 3.79 births per woman | 0.72 births per woman |
| Population density | 310 ppl/mi² | 1,373 ppl/mi² |
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