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 2026, based on the adjusted UN estimation, the current Sierra Leone's population is 9,049,533 people compared to 51,649,918 in South Korea.
Population statistics:
- South Korea's population is 5.71 times bigger than Sierra Leone's.
- Sierra Leone is ranked the 101st 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 0.62% 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 2006, the population of Sierra Leone has increased from 5.62M people to 9.05M (60.9% growth), while South Korea has grown from 48.4M to 51.6M (6.63% growth).
Sierra Leone vs South Korea: population by year and forecast
| Year | Population | |
|---|---|---|
Sierra Leone
|
South Korea
|
|
| 2100 | 16,111,324 | 22,012,503 |
| 2099 | 16,126,181 | 22,335,528 |
| 2098 | 16,139,280 | 22,668,719 |
| 2097 | 16,154,153 | 23,009,661 |
| 2096 | 16,164,923 | 23,360,151 |
| 2095 | 16,173,557 | 23,722,747 |
| 2094 | 16,173,155 | 24,093,391 |
| 2093 | 16,177,864 | 24,473,038 |
| 2092 | 16,175,032 | 24,860,975 |
| 2091 | 16,168,153 | 25,255,379 |
| 2090 | 16,158,415 | 25,655,577 |
| 2089 | 16,146,773 | 26,060,945 |
| 2088 | 16,133,018 | 26,470,073 |
| 2087 | 16,116,823 | 26,884,813 |
| 2086 | 16,089,780 | 27,301,913 |
| 2085 | 16,068,438 | 27,723,736 |
| 2084 | 16,044,782 | 28,147,480 |
| 2083 | 16,011,134 | 28,578,182 |
| 2082 | 15,975,073 | 29,012,953 |
| 2081 | 15,935,071 | 29,456,022 |
| 2080 | 15,896,846 | 29,901,880 |
| 2079 | 15,854,898 | 30,352,062 |
| 2078 | 15,805,607 | 30,809,176 |
| 2077 | 15,754,551 | 31,273,700 |
| 2076 | 15,699,439 | 31,744,480 |
| 2075 | 15,639,458 | 32,221,226 |
| 2074 | 15,584,377 | 32,706,020 |
| 2073 | 15,516,736 | 33,196,556 |
| 2072 | 15,446,543 | 33,696,490 |
| 2071 | 15,374,790 | 34,203,935 |
| 2070 | 15,297,449 | 34,719,324 |
| 2069 | 15,216,666 | 35,241,850 |
| 2068 | 15,128,048 | 35,762,799 |
| 2067 | 15,032,144 | 36,292,307 |
| 2066 | 14,935,222 | 36,826,655 |
| 2065 | 14,837,697 | 37,368,086 |
| 2064 | 14,740,749 | 37,916,439 |
| 2063 | 14,642,031 | 38,469,051 |
| 2062 | 14,529,557 | 39,028,473 |
| 2061 | 14,423,861 | 39,584,621 |
| 2060 | 14,311,215 | 40,149,830 |
| 2059 | 14,198,706 | 40,712,514 |
| 2058 | 14,080,827 | 41,277,134 |
| 2057 | 13,960,869 | 41,833,887 |
| 2056 | 13,836,132 | 42,377,427 |
| 2055 | 13,706,113 | 42,909,302 |
| 2054 | 13,579,802 | 43,427,254 |
| 2053 | 13,444,465 | 43,938,741 |
| 2052 | 13,303,409 | 44,441,106 |
| 2051 | 13,156,370 | 44,923,604 |
| 2050 | 13,010,109 | 45,385,311 |
| 2049 | 12,867,021 | 45,832,153 |
| 2048 | 12,716,015 | 46,258,529 |
| 2047 | 12,570,250 | 46,668,898 |
| 2046 | 12,414,307 | 47,056,404 |
| 2045 | 12,257,874 | 47,433,205 |
| 2044 | 12,092,075 | 47,797,411 |
| 2043 | 11,931,531 | 48,144,730 |
| 2042 | 11,770,467 | 48,478,991 |
| 2041 | 11,602,993 | 48,806,273 |
| 2040 | 11,431,337 | 49,115,658 |
| 2039 | 11,262,807 | 49,412,830 |
| 2038 | 11,100,099 | 49,694,340 |
| 2037 | 10,931,629 | 49,957,504 |
| 2036 | 10,760,758 | 50,200,702 |
| 2035 | 10,585,702 | 50,426,000 |
| 2034 | 10,413,826 | 50,632,962 |
| 2033 | 10,241,196 | 50,821,090 |
| 2032 | 10,062,575 | 50,987,020 |
| 2031 | 9,883,708 | 51,134,940 |
| 2030 | 9,708,038 | 51,267,908 |
| 2029 | 9,532,000 | 51,385,868 |
| 2028 | 9,360,873 | 51,486,791 |
| 2027 | 9,179,702 | 51,576,746 |
| 2026 | 9,001,269 | 51,649,918 |
| 2025 | 8,822,114 | 51,710,062 |
| 2024 | 8,642,022 | 51,751,065 |
| 2023 | 8,460,512 | 51,712,619 |
| 2022 | 8,276,807 | 51,672,569 |
| 2021 | 8,094,602 | 51,769,539 |
| 2020 | 7,912,558 | 51,836,239 |
| 2019 | 7,731,991 | 51,764,822 |
| 2018 | 7,554,563 | 51,585,058 |
| 2017 | 7,379,299 | 51,361,911 |
| 2016 | 7,205,328 | 51,217,803 |
| 2015 | 7,037,655 | 51,014,947 |
| 2014 | 6,876,385 | 50,746,659 |
| 2013 | 6,714,051 | 50,428,893 |
| 2012 | 6,551,080 | 50,199,853 |
| 2011 | 6,387,251 | 49,936,638 |
| 2010 | 6,222,714 | 49,554,112 |
| 2009 | 6,055,646 | 49,307,835 |
| 2008 | 5,894,722 | 49,054,708 |
| 2007 | 5,749,352 | 48,683,638 |
| 2006 | 5,624,466 | 48,438,292 |
| 2005 | 5,501,712 | 48,184,561 |
| 2004 | 5,355,717 | 48,082,519 |
| 2003 | 5,177,687 | 47,892,330 |
| 2002 | 4,971,435 | 47,644,736 |
| 2001 | 4,692,716 | 47,370,164 |
| 2000 | 4,423,611 | 47,008,111 |
| 1999 | 4,318,043 | 46,616,677 |
| 1998 | 4,295,785 | 46,286,503 |
| 1997 | 4,253,716 | 45,953,580 |
| 1996 | 4,199,210 | 45,524,681 |
| 1995 | 4,179,179 | 45,092,991 |
| 1994 | 4,173,105 | 44,641,540 |
| 1993 | 4,157,130 | 44,194,628 |
| 1992 | 4,166,366 | 43,747,962 |
| 1991 | 4,246,267 | 43,295,704 |
| 1990 | 4,196,828 | 42,869,283 |
| 1989 | 4,034,037 | 42,449,038 |
| 1988 | 3,934,517 | 42,031,247 |
| 1987 | 3,829,718 | 41,621,690 |
| 1986 | 3,728,380 | 41,213,674 |
| 1985 | 3,638,438 | 40,805,744 |
| 1984 | 3,558,758 | 40,405,956 |
| 1983 | 3,481,646 | 39,910,403 |
| 1982 | 3,408,183 | 39,326,352 |
| 1981 | 3,338,940 | 38,723,248 |
| 1980 | 3,272,089 | 38,123,775 |
| 1979 | 3,207,499 | 37,534,236 |
| 1978 | 3,145,517 | 36,969,185 |
| 1977 | 3,085,354 | 36,411,795 |
| 1976 | 3,028,820 | 35,848,523 |
| 1975 | 2,974,657 | 35,280,725 |
| 1974 | 2,920,459 | 34,692,266 |
| 1973 | 2,866,955 | 34,103,149 |
| 1972 | 2,814,388 | 33,505,406 |
| 1971 | 2,763,222 | 32,882,704 |
| 1970 | 2,712,286 | 32,240,827 |
| 1969 | 2,661,365 | 31,544,266 |
| 1968 | 2,611,532 | 30,838,302 |
| 1967 | 2,562,384 | 30,130,983 |
| 1966 | 2,514,638 | 29,435,571 |
| 1965 | 2,468,666 | 28,704,674 |
| 1964 | 2,424,390 | 27,984,155 |
| 1963 | 2,382,258 | 27,261,747 |
| 1962 | 2,342,242 | 26,513,030 |
| 1961 | 2,304,227 | 25,765,673 |
| 1960 | 2,268,356 | 25,012,374 |
Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1960–2024, retrieved 2026-04-06).
GeoRank.org/population/sierra-leone/south-korea | CC BY 
From 2006 to 2016, the population of Sierra Leone increased by 1,580,862 people (a 28.1% growth), while South Korea gained 2,779,511 people (a 5.74% growth).
For the next 10 years, from 2016 to 2026, Sierra Leone gained 1,844,205 people (a 25.6% growth), while South Korea's population increased by 432,115 people (a 0.84% growth).
Sierra Leone was ranked 106th most populous country in 2006 and is 101st in 2026. South Korea was ranked 25th in 2006 and ranked 31st now.
The UN's World Population Prospects forecasts that in 24 years (in 2050) Sierra Leone's population will grow by 43.8% to 13,010,109 people with a rank change from 101st to 91st. The population of South Korea will decrease by 12.1% to 45,385,311 people and rank change from 31st to 48th.
Sierra Leone is projected to reach its peak in 2093 at 16.2M people, while South Korea's population already peaked in 2020 at 51.8M people and is projected to decrease to 22M people by 2100.
Population growth rate by year
| Year | Growth rate | |
|---|---|---|
|
Sierra Leone
|
South Korea
|
|
| 2100 | -0.09% | -1.45% |
| 2099 | -0.08% | -1.47% |
| 2098 | -0.09% | -1.48% |
| 2097 | -0.07% | -1.5% |
| 2096 | -0.05% | -1.53% |
| 2095 | 0.002% | -1.54% |
| 2094 | -0.03% | -1.55% |
| 2093 | 0.02% | -1.56% |
| 2092 | 0.04% | -1.56% |
| 2091 | 0.06% | -1.56% |
| 2090 | 0.07% | -1.56% |
| 2089 | 0.09% | -1.55% |
| 2088 | 0.1% | -1.54% |
| 2087 | 0.17% | -1.53% |
| 2086 | 0.13% | -1.52% |
| 2085 | 0.15% | -1.51% |
| 2084 | 0.21% | -1.51% |
| 2083 | 0.23% | -1.5% |
| 2082 | 0.25% | -1.5% |
| 2081 | 0.24% | -1.49% |
| 2080 | 0.26% | -1.48% |
| 2079 | 0.31% | -1.48% |
| 2078 | 0.32% | -1.49% |
| 2077 | 0.35% | -1.48% |
| 2076 | 0.38% | -1.48% |
| 2075 | 0.35% | -1.48% |
| 2074 | 0.44% | -1.48% |
| 2073 | 0.45% | -1.48% |
| 2072 | 0.47% | -1.48% |
| 2071 | 0.51% | -1.48% |
| 2070 | 0.53% | -1.48% |
| 2069 | 0.59% | -1.46% |
| 2068 | 0.64% | -1.46% |
| 2067 | 0.65% | -1.45% |
| 2066 | 0.66% | -1.45% |
| 2065 | 0.66% | -1.45% |
| 2064 | 0.67% | -1.44% |
| 2063 | 0.77% | -1.43% |
| 2062 | 0.73% | -1.4% |
| 2061 | 0.79% | -1.41% |
| 2060 | 0.79% | -1.38% |
| 2059 | 0.84% | -1.37% |
| 2058 | 0.86% | -1.33% |
| 2057 | 0.9% | -1.28% |
| 2056 | 0.95% | -1.24% |
| 2055 | 0.93% | -1.19% |
| 2054 | 1.01% | -1.16% |
| 2053 | 1.06% | -1.13% |
| 2052 | 1.12% | -1.07% |
| 2051 | 1.12% | -1.02% |
| 2050 | 1.11% | -0.97% |
| 2049 | 1.19% | -0.92% |
| 2048 | 1.16% | -0.88% |
| 2047 | 1.26% | -0.82% |
| 2046 | 1.28% | -0.79% |
| 2045 | 1.37% | -0.76% |
| 2044 | 1.35% | -0.72% |
| 2043 | 1.37% | -0.69% |
| 2042 | 1.44% | -0.67% |
| 2041 | 1.5% | -0.63% |
| 2040 | 1.5% | -0.6% |
| 2039 | 1.47% | -0.57% |
| 2038 | 1.54% | -0.53% |
| 2037 | 1.59% | -0.48% |
| 2036 | 1.65% | -0.45% |
| 2035 | 1.65% | -0.41% |
| 2034 | 1.69% | -0.37% |
| 2033 | 1.78% | -0.33% |
| 2032 | 1.81% | -0.29% |
| 2031 | 1.81% | -0.26% |
| 2030 | 1.85% | -0.23% |
| 2029 | 1.83% | -0.2% |
| 2028 | 1.97% | -0.17% |
| 2027 | 1.98% | -0.14% |
| 2026 | 2.03% | -0.12% |
| 2025 | 2.08% | -0.08% |
| 2024 | 2.15% | 0.07% |
| 2023 | 2.22% | 0.08% |
| 2022 | 2.25% | -0.19% |
| 2021 | 2.3% | -0.13% |
| 2020 | 2.34% | 0.14% |
| 2019 | 2.35% | 0.35% |
| 2018 | 2.38% | 0.43% |
| 2017 | 2.41% | 0.28% |
| 2016 | 2.38% | 0.4% |
| 2015 | 2.35% | 0.53% |
| 2014 | 2.42% | 0.63% |
| 2013 | 2.49% | 0.46% |
| 2012 | 2.56% | 0.53% |
| 2011 | 2.64% | 0.77% |
| 2010 | 2.76% | 0.5% |
| 2009 | 2.73% | 0.52% |
| 2008 | 2.53% | 0.76% |
| 2007 | 2.22% | 0.51% |
| 2006 | 2.23% | 0.53% |
| 2005 | 2.73% | 0.21% |
| 2004 | 3.44% | 0.4% |
| 2003 | 4.15% | 0.52% |
| 2002 | 5.94% | 0.58% |
| 2001 | 6.08% | 0.77% |
| 2000 | 2.44% | 0.84% |
| 1999 | 0.52% | 0.71% |
| 1998 | 0.99% | 0.72% |
| 1997 | 1.3% | 0.94% |
| 1996 | 0.48% | 0.96% |
| 1995 | 0.15% | 1.01% |
| 1994 | 0.38% | 1.01% |
| 1993 | -0.22% | 1.02% |
| 1992 | -1.88% | 1.04% |
| 1991 | 1.18% | 0.99% |
| 1990 | 4.04% | 0.99% |
| 1989 | 2.53% | 0.99% |
| 1988 | 2.74% | 0.98% |
| 1987 | 2.72% | 0.99% |
| 1986 | 2.47% | 1% |
| 1985 | 2.24% | 0.99% |
| 1984 | 2.21% | 1.24% |
| 1983 | 2.16% | 1.49% |
| 1982 | 2.07% | 1.56% |
| 1981 | 2.04% | 1.57% |
| 1980 | 2.01% | 1.57% |
| 1979 | 1.97% | 1.53% |
| 1978 | 1.95% | 1.53% |
| 1977 | 1.87% | 1.57% |
| 1976 | 1.82% | 1.61% |
| 1975 | 1.86% | 1.7% |
| 1974 | 1.87% | 1.73% |
| 1973 | 1.87% | 1.78% |
| 1972 | 1.85% | 1.89% |
| 1971 | 1.88% | 1.99% |
| 1970 | 1.91% | 2.21% |
| 1969 | 1.91% | 2.29% |
| 1968 | 1.92% | 2.35% |
| 1967 | 1.9% | 2.36% |
| 1966 | 1.86% | 2.55% |
| 1965 | 1.83% | 2.57% |
| 1964 | 1.77% | 2.65% |
| 1963 | 1.71% | 2.82% |
| 1962 | 1.65% | 2.9% |
| 1961 | 1.58% | 3.01% |
Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1961–2024, retrieved 2026-04-06).
GeoRank.org/population/sierra-leone/south-korea | CC BY
In 2024, the population of Sierra Leone grew by 2.15%, while South Korea's population grew by 0.07%.
Live population counters
|
Sierra Leone
|
South Korea
|
|
|---|---|---|
| Current population |
9049533
|
51649918
|
| Population rank | 101/197 | 31/197 |
| Percent of world population | 0.11% | 0.62% |
| 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
|
| Daily growth/decline | +497 | +105 |
| Annual growth/decline | +181,510 | +38,446 |
| Annual growth/decline rate | +2.15% | +0.07% |
| Population growth rate rank | 47/197 | 160/197 |
| One migration net change every |
46.6 minutes
|
8.02 minutes
|
| Annual migration change | -11,309 | +65,731 |
| Net migration rank | 136/196 | 20/196 |
| Foreign-born residents | 49,997 | 1,811,507 |
| Foreign-born residents rank | 151/195 | 40/195 |
| Foreign-born share of population | 0.6% | 3.5% |
| Foreign-born share rank | 174/195 | 111/195 |
Natural population change vs migration
| Year | Population change | |||
|---|---|---|---|---|
|
Sierra Leone
|
South Korea
|
|||
| Natural | Migration | Natural | Migration | |
| 2025 | - | -11,309 | - | 65,731 |
| 2024 | - | -11,000 | - | 75,963 |
| 2023 | 188,788 | -4,000 | -77,569 | 87,800 |
| 2022 | 186,625 | -4,000 | -124,014 | 87,800 |
| 2021 | 183,326 | -1,544 | -56,947 | -16,778 |
| 2020 | 181,015 | 1,292 | -31,101 | 112,631 |
| 2019 | 181,068 | -2,238 | 10,353 | 128,622 |
| 2018 | 178,772 | -2,741 | 30,951 | 118,220 |
| 2017 | 173,259 | 1,234 | 71,907 | 104,029 |
| 2016 | 168,784 | 4,657 | 122,923 | 91,568 |
| 2015 | 162,275 | -356 | 163,248 | 276,427 |
| 2014 | 160,137 | 485 | 167,464 | 308,037 |
| 2013 | 161,265 | 2,773 | 166,415 | 301,926 |
| 2012 | 160,915 | 988 | 215,859 | 281,866 |
| 2011 | 158,858 | 6,895 | 214,728 | 269,958 |
| 2010 | 155,338 | 7,983 | 213,083 | 52,042 |
| 2009 | 152,669 | 18,145 | 197,231 | 5,308 |
| 2008 | 149,855 | 1,182 | 215,841 | -19,630 |
| 2007 | 145,740 | -6,042 | 248,286 | -42,293 |
| 2006 | 144,127 | -34,052 | 203,441 | -28,434 |
| 2005 | 137,234 | -1,805 | 187,920 | -47,821 |
| 2004 | 132,661 | 23,897 | 225,988 | -42,549 |
| 2003 | 130,312 | 69,185 | 244,251 | -31,994 |
| 2002 | 126,429 | 86,578 | 247,752 | -18,105 |
| 2001 | 116,647 | 227,791 | 312,643 | -28,006 |
| 2000 | 110,754 | 83,013 | 390,167 | -84,960 |
| 1999 | 102,295 | -84,926 | 368,272 | -107,448 |
| 1998 | 103,906 | -76,766 | 393,436 | -98,044 |
| 1997 | 105,433 | -48,437 | 422,773 | -109,130 |
| 1996 | 104,140 | -52,110 | 446,142 | -115,705 |
| 1995 | 100,885 | -112,857 | 468,967 | -208,491 |
| 1994 | 101,486 | -77,371 | 473,200 | -208,309 |
| 1993 | 103,317 | -95,476 | 477,302 | -222,802 |
| 1992 | 103,251 | -129,565 | 494,352 | -265,849 |
| 1991 | 105,477 | -238,965 | 467,594 | -270,754 |
| 1990 | 100,778 | 131,587 | 411,546 | 79,294 |
| 1989 | 98,298 | -5,079 | 403,266 | 186,120 |
| 1988 | 96,344 | 9,470 | 399,297 | 192,534 |
| 1987 | 94,235 | 9,558 | 378,758 | 198,057 |
| 1986 | 90,902 | 7,992 | 395,651 | 189,782 |
| 1985 | 88,869 | -7,873 | 416,219 | 97,949 |
| 1984 | 87,072 | -8,708 | 436,384 | 101,394 |
| 1983 | 84,628 | -8,783 | 514,844 | 102,167 |
| 1982 | 82,457 | -11,379 | 605,626 | 48,638 |
| 1981 | 80,111 | -12,699 | 631,189 | 18,442 |
| 1980 | 77,932 | -11,641 | 583,294 | -148,341 |
| 1979 | 75,992 | -13,095 | 623,068 | -139,566 |
| 1978 | 74,130 | -13,073 | 499,084 | -85,721 |
| 1977 | 71,663 | -12,399 | 578,947 | -90,737 |
| 1976 | 69,506 | -15,686 | 530,558 | -92,314 |
| 1975 | 67,560 | -13,058 | 603,300 | -52,332 |
| 1974 | 65,357 | -11,473 | 673,030 | 27,005 |
| 1973 | 62,443 | -9,322 | 699,115 | 35,779 |
| 1972 | 60,279 | -8,267 | 740,469 | 25,382 |
| 1971 | 58,484 | -8,162 | 789,185 | -6,326 |
| 1970 | 56,513 | -4,957 | 747,987 | -27,999 |
| 1969 | 54,768 | -4,485 | 694,227 | -21,175 |
| 1968 | 53,126 | -3,743 | 684,487 | -16,868 |
| 1967 | 51,734 | -2,819 | 692,169 | -16,484 |
| 1966 | 49,486 | -2,911 | 623,534 | -16,688 |
| 1965 | 47,223 | -1,851 | 641,090 | -146,386 |
| 1964 | 45,487 | -2,308 | 655,501 | -102,284 |
| 1963 | 43,569 | -2,480 | 685,824 | -80,226 |
| 1962 | 41,603 | -2,658 | 712,590 | -94,606 |
| 1961 | 40,022 | -2,947 | 730,173 | -93,179 |
| 1960 | 38,192 | -3,528 | 728,010 | 47,245 |
Data sources: World Bank | Health (1960–2025, retrieved 2026-04-06).
GeoRank.org/population/sierra-leone/south-korea | CC BY
Over the last 10 years, 99.6% of the population change in Sierra Leone is from natural causes (a gain of 1,764,049 people) and 0.41% is from migration (a loss of 7,211 people). In South Korea 17.6% is from natural causes (a gain of 277,215 people) and 82.4% is from migration (a gain of 1,298,356 people).
As of 2024, 49,997 residents or 0.6% of the population were not native-born in Sierra Leone, compared to 1,811,507 people or 3.5% in South Korea.
Biggest cities by population
|
Sierra Leone
|
|
|---|---|
| City | Population |
| Freetown | 951K |
| Bo | 234K |
| Kenema | 188K |
|
South Korea
|
|
|---|---|
| City | Population |
| Seoul | 9.67M |
| Busan | 3.45M |
| Incheon | 3.05M |
| Daegu | 2.38M |
| Daejeon | 1.48M |
| Gwangju | 1.41M |
| Suwon | 1.23M |
| Ulsan | 1.13M |
| Yongin | 1.08M |
| Goyang | 1.06M |
Compare countries by 7 more topics
Population differences between Sierra Leone and South Korea
|
Sierra Leone
|
South Korea
|
|
|---|---|---|
| Life expectancy | 62.3 years | 84.6 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 | 323 ppl/mi² | 1,371 ppl/mi² |
Population map with other countries
Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06); United Nations | World Population Prospects (1960–2026, retrieved 2026-03-10); U.S. Census Bureau (1960–2025, retrieved 2026-02-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20).
GeoRank.org/population/sierra-leone/south-korea | CC BY
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Data sources:
- World Bank | Health (1960–2025, retrieved 2026-04-06)
- United Nations | World Population Prospects (1960–2100, retrieved 2026-03-10)
- U.S. Census Bureau (1960–2025, retrieved 2026-02-08)
- Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)
- Wikidata (2026, retrieved 2026-02-08)
Creative Commons Attribution (CC BY) — you’re free to copy, share, remix, adapt, and use even commercially as long as you give appropriate credit and clearly indicate if you made changes. Other sources may be subject to different license terms.