The latest officially reported population of Sierra Leone was 8,819,794 in 2025 vs 49,355,143 people in Spain in 2025. In 2026, based on the adjusted UN estimation, the current Sierra Leone's population is 9,090,531 people compared to 49,323,658 in Spain.
Population statistics:
- Spain's population is 5.43 times bigger than Sierra Leone's.
- Sierra Leone is ranked the 100th most populous country in the world, while Spain is the 32nd.
- The countries together account for 0.7% of the world: 0.11% for Sierra Leone vs 0.59% for Spain.
- For the last 10 years, Sierra Leone has had an average growth rate of +2.29% per year vs +0.55% in Spain.
- Since 2006, the population of Sierra Leone has increased from 5.62M people to 9.09M (61.6% growth), while Spain has grown from 44.4M to 49.3M (11.1% growth).
Sierra Leone vs Spain: population by year and forecast
| Year | Population | |
|---|---|---|
Sierra Leone
|
Spain
|
|
| 2100 | 16,107,087 | 34,221,514 |
| 2099 | 16,121,940 | 34,400,373 |
| 2098 | 16,135,035 | 34,577,450 |
| 2097 | 16,149,905 | 34,751,199 |
| 2096 | 16,160,672 | 34,917,831 |
| 2095 | 16,169,304 | 35,087,012 |
| 2094 | 16,168,902 | 35,251,362 |
| 2093 | 16,173,609 | 35,415,082 |
| 2092 | 16,170,778 | 35,577,396 |
| 2091 | 16,163,901 | 35,741,351 |
| 2090 | 16,154,165 | 35,912,083 |
| 2089 | 16,142,526 | 36,086,009 |
| 2088 | 16,128,775 | 36,257,546 |
| 2087 | 16,112,585 | 36,424,826 |
| 2086 | 16,085,549 | 36,594,101 |
| 2085 | 16,064,212 | 36,771,456 |
| 2084 | 16,040,563 | 36,951,760 |
| 2083 | 16,006,923 | 37,138,777 |
| 2082 | 15,970,872 | 37,327,720 |
| 2081 | 15,930,880 | 37,527,142 |
| 2080 | 15,892,665 | 37,732,838 |
| 2079 | 15,850,728 | 37,949,144 |
| 2078 | 15,801,450 | 38,171,047 |
| 2077 | 15,750,408 | 38,405,329 |
| 2076 | 15,695,310 | 38,654,221 |
| 2075 | 15,635,345 | 38,913,733 |
| 2074 | 15,580,279 | 39,188,284 |
| 2073 | 15,512,655 | 39,469,767 |
| 2072 | 15,442,481 | 39,765,059 |
| 2071 | 15,370,747 | 40,062,070 |
| 2070 | 15,293,426 | 40,372,388 |
| 2069 | 15,212,664 | 40,682,818 |
| 2068 | 15,124,069 | 41,005,148 |
| 2067 | 15,028,190 | 41,326,772 |
| 2066 | 14,931,295 | 41,654,672 |
| 2065 | 14,833,794 | 41,983,104 |
| 2064 | 14,736,872 | 42,321,736 |
| 2063 | 14,638,180 | 42,655,212 |
| 2062 | 14,525,736 | 42,993,328 |
| 2061 | 14,420,068 | 43,328,037 |
| 2060 | 14,307,451 | 43,648,753 |
| 2059 | 14,194,972 | 43,967,376 |
| 2058 | 14,077,124 | 44,273,756 |
| 2057 | 13,957,197 | 44,579,723 |
| 2056 | 13,832,494 | 44,885,952 |
| 2055 | 13,702,508 | 45,164,935 |
| 2054 | 13,576,231 | 45,434,986 |
| 2053 | 13,440,929 | 45,702,038 |
| 2052 | 13,299,910 | 45,951,973 |
| 2051 | 13,152,910 | 46,179,119 |
| 2050 | 13,006,688 | 46,397,620 |
| 2049 | 12,863,637 | 46,616,167 |
| 2048 | 12,712,671 | 46,812,693 |
| 2047 | 12,566,944 | 47,002,591 |
| 2046 | 12,411,042 | 47,182,235 |
| 2045 | 12,254,651 | 47,354,908 |
| 2044 | 12,088,895 | 47,514,076 |
| 2043 | 11,928,393 | 47,657,627 |
| 2042 | 11,767,372 | 47,801,904 |
| 2041 | 11,599,942 | 47,936,819 |
| 2040 | 11,428,331 | 48,066,825 |
| 2039 | 11,259,845 | 48,190,225 |
| 2038 | 11,097,180 | 48,304,880 |
| 2037 | 10,928,754 | 48,418,168 |
| 2036 | 10,757,928 | 48,528,778 |
| 2035 | 10,582,918 | 48,633,960 |
| 2034 | 10,411,088 | 48,730,594 |
| 2033 | 10,238,503 | 48,823,356 |
| 2032 | 10,059,929 | 48,914,944 |
| 2031 | 9,881,109 | 49,008,735 |
| 2030 | 9,705,485 | 49,094,273 |
| 2029 | 9,529,493 | 49,163,780 |
| 2028 | 9,358,412 | 49,223,677 |
| 2027 | 9,177,288 | 49,274,441 |
| 2026 | 8,998,902 | 49,323,658 |
| 2025 | 8,819,794 | 49,355,143 |
| 2024 | 8,642,022 | 48,848,840 |
| 2023 | 8,460,512 | 48,352,528 |
| 2022 | 8,276,807 | 47,786,102 |
| 2021 | 8,094,602 | 47,443,821 |
| 2020 | 7,912,558 | 47,359,424 |
| 2019 | 7,731,991 | 47,118,501 |
| 2018 | 7,554,563 | 46,782,011 |
| 2017 | 7,379,299 | 46,571,232 |
| 2016 | 7,205,328 | 46,458,139 |
| 2015 | 7,037,655 | 46,422,303 |
| 2014 | 6,876,385 | 46,460,733 |
| 2013 | 6,714,051 | 46,604,197 |
| 2012 | 6,551,080 | 46,773,055 |
| 2011 | 6,387,251 | 46,742,697 |
| 2010 | 6,222,714 | 46,576,897 |
| 2009 | 6,055,646 | 46,362,946 |
| 2008 | 5,894,722 | 45,954,106 |
| 2007 | 5,749,352 | 45,226,803 |
| 2006 | 5,624,466 | 44,397,319 |
| 2005 | 5,501,712 | 43,653,155 |
| 2004 | 5,355,717 | 42,921,895 |
| 2003 | 5,177,687 | 42,187,645 |
| 2002 | 4,971,435 | 41,431,558 |
| 2001 | 4,692,716 | 40,850,412 |
| 2000 | 4,423,611 | 40,567,864 |
| 1999 | 4,318,043 | 40,386,875 |
| 1998 | 4,295,785 | 40,223,509 |
| 1997 | 4,253,716 | 40,057,389 |
| 1996 | 4,199,210 | 39,889,852 |
| 1995 | 4,179,179 | 39,724,050 |
| 1994 | 4,173,105 | 39,549,108 |
| 1993 | 4,157,130 | 39,361,262 |
| 1992 | 4,166,366 | 39,157,685 |
| 1991 | 4,246,267 | 38,966,376 |
| 1990 | 4,196,828 | 38,867,322 |
| 1989 | 4,034,037 | 38,827,764 |
| 1988 | 3,934,517 | 38,766,939 |
| 1987 | 3,829,718 | 38,684,815 |
| 1986 | 3,728,380 | 38,584,624 |
| 1985 | 3,638,438 | 38,469,512 |
| 1984 | 3,558,758 | 38,330,364 |
| 1983 | 3,481,646 | 38,171,525 |
| 1982 | 3,408,183 | 37,986,012 |
| 1981 | 3,338,940 | 37,758,631 |
| 1980 | 3,272,089 | 37,491,165 |
| 1979 | 3,207,499 | 37,191,330 |
| 1978 | 3,145,517 | 36,864,898 |
| 1977 | 3,085,354 | 36,511,638 |
| 1976 | 3,028,820 | 36,137,812 |
| 1975 | 2,974,657 | 35,757,900 |
| 1974 | 2,920,459 | 35,373,335 |
| 1973 | 2,866,955 | 34,988,947 |
| 1972 | 2,814,388 | 34,604,469 |
| 1971 | 2,763,222 | 34,224,490 |
| 1970 | 2,712,286 | 33,814,531 |
| 1969 | 2,661,365 | 33,441,054 |
| 1968 | 2,611,532 | 33,113,134 |
| 1967 | 2,562,384 | 32,682,947 |
| 1966 | 2,514,638 | 32,283,194 |
| 1965 | 2,468,666 | 31,954,292 |
| 1964 | 2,424,390 | 31,609,195 |
| 1963 | 2,382,258 | 31,296,651 |
| 1962 | 2,342,242 | 31,023,366 |
| 1961 | 2,304,227 | 30,739,250 |
| 1960 | 2,268,356 | 30,455,000 |
Data sources: United Nations | World Population Prospects (2026–2100, retrieved 2026-07-08); World Bank | Health (1960–2025, retrieved 2026-07-08).
GeoRank.org/population/sierra-leone/spain | CC BY 
From 2006 to 2016, the population of Sierra Leone increased by 1,580,862 people (a 28.1% growth), while Spain gained 2,060,820 people (a 4.64% growth).
For the next 10 years, from 2016 to 2026, Sierra Leone gained 1,885,203 people (a 26.2% growth), while Spain's population increased by 2,865,519 people (a 6.17% growth).
Sierra Leone was ranked 105th most populous country in 2006 and is 100th in 2026. Spain was ranked 28th in 2006 and ranked 32nd now.
The UN's World Population Prospects forecasts that in 24 years (in 2050) Sierra Leone's population will grow by 43.1% to 13,006,688 people with a rank change from 100th to 91st. The population of Spain will decrease by 5.93% to 46,397,620 people and rank change from 32nd to 46th.
Sierra Leone is projected to reach its peak in 2093 at 16.2M people, while Spain's population already peaked in 2025 at 49.4M people and is projected to decrease to 34.2M people by 2100.
Population growth rate by year
| Year | Growth rate | |
|---|---|---|
|
Sierra Leone
|
Spain
|
|
| 2100 | -0.09% | -0.52% |
| 2099 | -0.08% | -0.51% |
| 2098 | -0.09% | -0.5% |
| 2097 | -0.07% | -0.48% |
| 2096 | -0.05% | -0.48% |
| 2095 | 0.002% | -0.47% |
| 2094 | -0.03% | -0.46% |
| 2093 | 0.02% | -0.46% |
| 2092 | 0.04% | -0.46% |
| 2091 | 0.06% | -0.48% |
| 2090 | 0.07% | -0.48% |
| 2089 | 0.09% | -0.47% |
| 2088 | 0.1% | -0.46% |
| 2087 | 0.17% | -0.46% |
| 2086 | 0.13% | -0.48% |
| 2085 | 0.15% | -0.49% |
| 2084 | 0.21% | -0.5% |
| 2083 | 0.23% | -0.51% |
| 2082 | 0.25% | -0.53% |
| 2081 | 0.24% | -0.55% |
| 2080 | 0.26% | -0.57% |
| 2079 | 0.31% | -0.58% |
| 2078 | 0.32% | -0.61% |
| 2077 | 0.35% | -0.64% |
| 2076 | 0.38% | -0.67% |
| 2075 | 0.35% | -0.7% |
| 2074 | 0.44% | -0.71% |
| 2073 | 0.45% | -0.74% |
| 2072 | 0.47% | -0.74% |
| 2071 | 0.51% | -0.77% |
| 2070 | 0.53% | -0.76% |
| 2069 | 0.59% | -0.79% |
| 2068 | 0.64% | -0.78% |
| 2067 | 0.65% | -0.79% |
| 2066 | 0.66% | -0.78% |
| 2065 | 0.66% | -0.8% |
| 2064 | 0.67% | -0.78% |
| 2063 | 0.77% | -0.79% |
| 2062 | 0.73% | -0.77% |
| 2061 | 0.79% | -0.73% |
| 2060 | 0.79% | -0.72% |
| 2059 | 0.84% | -0.69% |
| 2058 | 0.86% | -0.69% |
| 2057 | 0.9% | -0.68% |
| 2056 | 0.95% | -0.62% |
| 2055 | 0.93% | -0.59% |
| 2054 | 1.01% | -0.58% |
| 2053 | 1.06% | -0.54% |
| 2052 | 1.12% | -0.49% |
| 2051 | 1.12% | -0.47% |
| 2050 | 1.11% | -0.47% |
| 2049 | 1.19% | -0.42% |
| 2048 | 1.16% | -0.4% |
| 2047 | 1.26% | -0.38% |
| 2046 | 1.28% | -0.36% |
| 2045 | 1.37% | -0.33% |
| 2044 | 1.35% | -0.3% |
| 2043 | 1.37% | -0.3% |
| 2042 | 1.44% | -0.28% |
| 2041 | 1.5% | -0.27% |
| 2040 | 1.5% | -0.26% |
| 2039 | 1.47% | -0.24% |
| 2038 | 1.54% | -0.23% |
| 2037 | 1.59% | -0.23% |
| 2036 | 1.65% | -0.22% |
| 2035 | 1.65% | -0.2% |
| 2034 | 1.69% | -0.19% |
| 2033 | 1.78% | -0.19% |
| 2032 | 1.81% | -0.19% |
| 2031 | 1.81% | -0.17% |
| 2030 | 1.85% | -0.14% |
| 2029 | 1.83% | -0.12% |
| 2028 | 1.97% | -0.1% |
| 2027 | 1.98% | -0.1% |
| 2026 | 2.03% | -0.06% |
| 2025 | 2.06% | 1.04% |
| 2024 | 2.15% | 1.03% |
| 2023 | 2.22% | 1.19% |
| 2022 | 2.25% | 0.72% |
| 2021 | 2.3% | 0.18% |
| 2020 | 2.34% | 0.51% |
| 2019 | 2.35% | 0.72% |
| 2018 | 2.38% | 0.45% |
| 2017 | 2.41% | 0.24% |
| 2016 | 2.38% | 0.08% |
| 2015 | 2.35% | -0.08% |
| 2014 | 2.42% | -0.31% |
| 2013 | 2.49% | -0.36% |
| 2012 | 2.56% | 0.06% |
| 2011 | 2.64% | 0.36% |
| 2010 | 2.76% | 0.46% |
| 2009 | 2.73% | 0.89% |
| 2008 | 2.53% | 1.61% |
| 2007 | 2.22% | 1.87% |
| 2006 | 2.23% | 1.7% |
| 2005 | 2.73% | 1.7% |
| 2004 | 3.44% | 1.74% |
| 2003 | 4.15% | 1.82% |
| 2002 | 5.94% | 1.42% |
| 2001 | 6.08% | 0.7% |
| 2000 | 2.44% | 0.45% |
| 1999 | 0.52% | 0.41% |
| 1998 | 0.99% | 0.41% |
| 1997 | 1.3% | 0.42% |
| 1996 | 0.48% | 0.42% |
| 1995 | 0.15% | 0.44% |
| 1994 | 0.38% | 0.48% |
| 1993 | -0.22% | 0.52% |
| 1992 | -1.88% | 0.49% |
| 1991 | 1.18% | 0.25% |
| 1990 | 4.04% | 0.1% |
| 1989 | 2.53% | 0.16% |
| 1988 | 2.74% | 0.21% |
| 1987 | 2.72% | 0.26% |
| 1986 | 2.47% | 0.3% |
| 1985 | 2.24% | 0.36% |
| 1984 | 2.21% | 0.42% |
| 1983 | 2.16% | 0.49% |
| 1982 | 2.07% | 0.6% |
| 1981 | 2.04% | 0.71% |
| 1980 | 2.01% | 0.81% |
| 1979 | 1.97% | 0.89% |
| 1978 | 1.95% | 0.97% |
| 1977 | 1.87% | 1.03% |
| 1976 | 1.82% | 1.06% |
| 1975 | 1.86% | 1.09% |
| 1974 | 1.87% | 1.1% |
| 1973 | 1.87% | 1.11% |
| 1972 | 1.85% | 1.11% |
| 1971 | 1.88% | 1.21% |
| 1970 | 1.91% | 1.12% |
| 1969 | 1.91% | 0.99% |
| 1968 | 1.92% | 1.32% |
| 1967 | 1.9% | 1.24% |
| 1966 | 1.86% | 1.03% |
| 1965 | 1.83% | 1.09% |
| 1964 | 1.77% | 1% |
| 1963 | 1.71% | 0.88% |
| 1962 | 1.65% | 0.92% |
| 1961 | 1.58% | 0.93% |
Data sources: United Nations | World Population Prospects (2026–2100, retrieved 2026-07-08); World Bank | Health (1961–2025, retrieved 2026-07-08).
GeoRank.org/population/sierra-leone/spain | CC BY
In 2025, the population of Sierra Leone grew by 2.06%, while Spain's population grew by 1.04%.
Live population counters
|
Sierra Leone
|
Spain
|
|
|---|---|---|
| Current population |
9090531
|
49323658
|
| Population rank | 100/197 | 32/197 |
| Percent of world population | 0.11% | 0.59% |
| One net population change |
2.96 minutes
|
1.04 minutes
|
| One birth every |
2.02 minutes
|
1.66 minutes
|
| One death every |
7.41 minutes
|
1.21 minutes
|
| Daily growth/decline | +487 | +1,387 |
| Annual growth/decline | +177,772 | +506,303 |
| Annual growth/decline rate | +2.06% | +1.04% |
| Population growth rate rank | 47/197 | 98/197 |
| One migration net change every |
46.6 minutes
|
5.45 minutes
|
| Annual migration change | -11,309 | +96,630 |
| Net migration rank | 136/196 | 17/196 |
| Foreign-born residents | 49,997 | 8,870,527 |
| Foreign-born residents rank | 151/195 | 6/195 |
| Foreign-born share of population | 0.6% | 18.5% |
| Foreign-born share rank | 174/195 | 32/195 |
Natural population change vs migration
| Year | Population change | |||
|---|---|---|---|---|
|
Sierra Leone
|
Spain
|
|||
| Natural | Migration | Natural | Migration | |
| 2025 | - | -11,309 | - | 96,630 |
| 2024 | 189,234 | -11,000 | -117,237 | 111,674 |
| 2023 | 188,788 | -4,000 | -116,046 | 119,099 |
| 2022 | 186,625 | -4,000 | -133,801 | 299,779 |
| 2021 | 183,326 | -1,544 | -113,865 | 144,385 |
| 2020 | 181,015 | 1,292 | -151,551 | 236,854 |
| 2019 | 181,068 | -2,238 | -56,542 | 464,783 |
| 2018 | 178,772 | -2,741 | -56,139 | 337,467 |
| 2017 | 173,259 | 1,234 | -32,600 | 201,135 |
| 2016 | 168,784 | 4,657 | 0 | 106,474 |
| 2015 | 162,275 | -356 | -4,642 | -1,979 |
| 2014 | 160,137 | 485 | 32,522 | -97,870 |
| 2013 | 161,265 | 2,773 | 37,284 | -250,741 |
| 2012 | 160,915 | 988 | 51,450 | -153,486 |
| 2011 | 158,858 | 6,895 | 84,137 | 60,761 |
| 2010 | 155,338 | 7,983 | 102,469 | 69,406 |
| 2009 | 152,669 | 18,145 | 106,635 | 129,557 |
| 2008 | 149,855 | 1,182 | 133,267 | 434,135 |
| 2007 | 145,740 | -6,042 | 108,545 | 772,317 |
| 2006 | 144,127 | -34,052 | 110,994 | 659,720 |
| 2005 | 137,234 | -1,805 | 78,576 | 629,803 |
| 2004 | 132,661 | 23,897 | 85,844 | 661,158 |
| 2003 | 130,312 | 69,185 | 54,844 | 658,428 |
| 2002 | 126,429 | 86,578 | 53,861 | 737,880 |
| 2001 | 116,647 | 227,791 | 44,936 | 181,307 |
| 2000 | 110,754 | 83,013 | 36,512 | 176,269 |
| 1999 | 102,295 | -84,926 | 8,077 | 178,559 |
| 1998 | 103,906 | -76,766 | 4,022 | 182,926 |
| 1997 | 105,433 | -48,437 | 20,028 | 165,345 |
| 1996 | 104,140 | -52,110 | 11,967 | 162,704 |
| 1995 | 100,885 | -112,857 | 15,889 | 162,434 |
| 1994 | 101,486 | -77,371 | 31,639 | 160,407 |
| 1993 | 103,317 | -95,476 | 47,234 | 160,907 |
| 1992 | 103,251 | -129,565 | 62,652 | 177,544 |
| 1991 | 105,477 | -238,965 | 58,450 | 122,841 |
| 1990 | 100,778 | 131,587 | 66,075 | -30,684 |
| 1989 | 98,298 | -5,079 | 81,538 | -25,892 |
| 1988 | 96,344 | 9,470 | 100,794 | -17,663 |
| 1987 | 94,235 | 9,558 | 116,054 | -12,681 |
| 1986 | 90,902 | 7,992 | 131,188 | -13,540 |
| 1985 | 88,869 | -7,873 | 146,184 | -589 |
| 1984 | 87,072 | -8,708 | 172,487 | 2,754 |
| 1983 | 84,628 | -8,783 | 183,223 | 1,241 |
| 1982 | 82,457 | -11,379 | 231,714 | -7,384 |
| 1981 | 80,111 | -12,699 | 237,879 | 2,563 |
| 1980 | 77,932 | -11,641 | 281,184 | 20,166 |
| 1979 | 75,992 | -13,095 | 312,407 | -5,929 |
| 1978 | 74,130 | -13,073 | 339,157 | -2,504 |
| 1977 | 71,663 | -12,399 | 361,465 | -1,332 |
| 1976 | 69,506 | -15,686 | 375,834 | 2,804 |
| 1975 | 67,560 | -13,058 | 371,882 | -218 |
| 1974 | 65,357 | -11,473 | 396,182 | 105,838 |
| 1973 | 62,443 | -9,322 | 374,381 | 8,624 |
| 1972 | 60,279 | -8,267 | 391,030 | 7,935 |
| 1971 | 58,484 | -8,162 | 369,625 | 7,363 |
| 1970 | 56,513 | -4,957 | 378,723 | -60,580 |
| 1969 | 54,768 | -4,485 | 367,851 | -49,956 |
| 1968 | 53,126 | -3,743 | 387,423 | -46,088 |
| 1967 | 51,734 | -2,819 | 402,001 | -42,344 |
| 1966 | 49,486 | -2,911 | 397,084 | -41,467 |
| 1965 | 47,223 | -1,851 | 405,819 | -42,476 |
| 1964 | 45,487 | -2,308 | 429,885 | -41,461 |
| 1963 | 43,569 | -2,480 | 394,338 | -44,446 |
| 1962 | 41,603 | -2,658 | 384,690 | -45,211 |
| 1961 | 40,022 | -2,947 | 396,537 | -46,517 |
| 1960 | 38,192 | -3,528 | 398,960 | -154,869 |
Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08).
GeoRank.org/population/sierra-leone/spain | CC BY
Over the last 10 years, 99% of the population change in Sierra Leone is from natural causes (a gain of 1,793,146 people) and 1.03% is from migration (a loss of 18,696 people). In Spain 27.9% is from natural causes (a loss of 782,423 people) and 72.1% is from migration (a gain of 2,019,671 people).
As of 2024, 49,997 residents or 0.6% of the population were not native-born in Sierra Leone, compared to 8,870,527 people or 18.5% in Spain.
Biggest cities by population
|
Sierra Leone
|
|
|---|---|
| City | Population |
| Freetown | 951K |
| Bo | 234K |
| Kenema | 188K |
|
Spain
|
|
|---|---|
| City | Population |
| Madrid | 3.51M |
| Barcelona | 1.73M |
| Tenerife | 955K |
| Valencia | 841K |
| Zaragoza | 693K |
| Seville | 689K |
| Malaga | 599K |
| Palma de Mallorca | 435K |
| Las Palmas | 382K |
| Alicante | 366K |
Compare countries by 7 more topics
Population differences between Sierra Leone and Spain
|
Sierra Leone
|
Spain
|
|
|---|---|---|
| Life expectancy | 62.3 years | 84.1 years |
| Average age | 24.6 years | 45 years |
| Median age | 20.7 years | 46.8 years |
| Male:Female ratio | 49.9:50.1 | 49.1:50.9 |
| Fertility rate | 3.7 births per woman | 1.1 births per woman |
| Population density | 323 ppl/mi² | 255.7 ppl/mi² |
Population map with other countries
Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08); United Nations | World Population Prospects (1960–2026, retrieved 2026-07-08); U.S. Census Bureau (1960–2025, retrieved 2026-07-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08).
GeoRank.org/population/sierra-leone/spain | CC BY
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Data sources:
- World Bank | Health (1960–2025, retrieved 2026-07-08)
- United Nations | World Population Prospects (1960–2100, retrieved 2026-07-08)
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