Nauru has a population of 11.9K (ranked 195/197), compared with 8.64M in Sierra Leone (ranked 102/197). Nauru's land area is 7.72 sq mi versus 27,869 sq mi for Sierra Leone (ranked 195th vs. 116th).
By GDP, Nauru ranks 195/197 ($163M) and Sierra Leone ranks 160/197 ($6.97B). By GDP per capita, Nauru ranks 74/197 ($13,609), while Sierra Leone ranks 186/197 ($807).
Main facts and rankings
Nauru
|
Sierra Leone
|
|
|---|---|---|
| Population |
12125
|
9049533
|
| Population rank | 195/197 | 101/197 |
| GDP |
$163M
2024 |
$6.97B
2024 |
| GDP rank | 195/197 | 160/197 |
| GDP per capita |
$13,609
2024 |
$807
2024 |
| GDP per capita rank | 74/197 | 186/197 |
| GDP per capita, PPP |
$14,173
2024 |
$3,522
2024 |
| Government debt |
$28.3M
2024 |
$2.91B
2024 |
| Debt-to-GDP ratio |
17.4%
2024 |
41.7%
2024 |
| Government debt per person |
$2,367
2024 |
$337
2024 |
| Government debt per person rank | 113/185 | 174/185 |
| Average annual personal income after taxes |
$8,783
2026 |
$2,915
2026 |
| Land area | 7.72 sq mi | 27,869 sq mi |
| Population density |
1,568 ppl/mi²
2026 |
323 ppl/mi²
2026 |
| Fertility rate |
3.33
2023 |
3.79
2023 |
| Median age |
21.4 years
2024 |
20.5 years
2024 |
| Life expectancy |
62.6 years
2026 |
62.3 years
2026 |
Nauru and Sierra Leone: Comparison Charts
Nauru and Sierra Leone economies compared
| Year | GDP | |
|---|---|---|
|
Nauru
|
Sierra Leone
|
|
| 2024 | $162,588,621 | $6,971,127,235 |
| 2023 | $151,435,610 | $6,415,852,767 |
| 2022 | $152,373,434 | $7,121,125,278 |
| 2021 | $175,390,281 | $7,166,931,485 |
| 2020 | $124,685,688 | $6,688,307,703 |
| 2019 | $125,160,116 | $6,523,577,594 |
| 2018 | $130,995,566 | $6,390,514,689 |
| 2017 | $109,355,639 | $5,749,846,528 |
| 2016 | $97,541,943 | $6,084,297,211 |
| 2015 | $84,863,441 | $6,788,352,975 |
| 2014 | $99,149,244 | $7,686,138,791 |
| 2013 | $94,385,015 | $7,502,762,863 |
| 2012 | $101,055,723 | $6,141,666,509 |
| 2011 | $65,071,880 | $4,861,632,885 |
| 2010 | $47,562,845 | $4,262,805,967 |
| 2009 | $44,176,246 | $3,953,403,098 |
| 2008 | $37,602,265 | $4,157,895,298 |
| 2007 | $22,766,972 | $3,632,957,611 |
| 2006 | $29,200,359 | $3,263,697,467 |
| 2005 | $30,070,666 | $2,545,275,313 |
| 2004 | $30,587,566 | $2,237,350,687 |
| 2003 | $24,778,160 | $2,142,618,046 |
| 2002 | $21,017,424 | $1,933,863,911 |
| 2001 | $22,613,288 | $1,681,473,894 |
| 2000 | $26,930,980 | $635,866,404 |
| 1999 | $27,328,613 | $669,386,624 |
| 1998 | $29,664,451 | $672,368,187 |
| 1997 | $37,331,507 | $850,232,760 |
| 1996 | $37,458,801 | $941,709,423 |
| 1995 | $39,969,706 | $870,740,292 |
| 1994 | $39,742,511 | $911,853,802 |
| 1993 | $43,542,088 | $768,867,883 |
| 1992 | $51,133,123 | $679,940,814 |
| 1991 | $52,533,789 | $779,981,987 |
| 1990 | $55,572,376 | $649,644,098 |
| 1989 | $53,736,786 | $932,974,420 |
| 1988 | $45,931,134 | $1,055,083,933 |
| 1987 | $40,118,410 | $660,106,336 |
| 1986 | $39,939,391 | $490,181,457 |
| 1985 | $41,548,741 | $856,890,459 |
| 1984 | $47,363,231 | $1,087,471,862 |
| 1983 | $48,439,093 | $995,104,305 |
| 1982 | $52,877,742 | $1,295,361,886 |
| 1981 | $51,689,637 | $1,114,830,472 |
| 1980 | $46,947,124 | $1,100,685,845 |
| 1979 | $44,431,330 | $1,109,374,911 |
| 1978 | $41,754,147 | $960,728,339 |
| 1977 | $40,444,702 | $691,777,584 |
| 1976 | $40,287,427 | $594,895,942 |
| 1975 | $40,106,776 | $679,336,344 |
| 1974 | $35,994,511 | $648,590,643 |
| 1973 | $26,529,817 | $575,230,724 |
| 1972 | $21,734,269 | $465,381,340 |
| 1971 | $19,009,433 | $419,549,305 |
| 1970 | $17,570,366 | $434,410,974 |
| 1969 | - | $408,690,163 |
| 1968 | - | $329,859,732 |
| 1967 | - | $348,795,303 |
| 1966 | - | $375,479,850 |
| 1965 | - | $359,379,856 |
| 1964 | - | $371,847,461 |
| 1963 | - | $348,547,279 |
| 1962 | - | $342,721,416 |
| 1961 | - | $327,834,191 |
| 1960 | - | $322,009,962 |
Data sources: World Bank | Economy & Growth (1960–2024, retrieved 2026-04-06).
GeoRank.org/facts/nauru/sierra-leone | CC BY 
Nauru and Sierra Leone economies compared
| Year | GDP per capita | |
|---|---|---|
|
Nauru
|
Sierra Leone
|
|
| 2024 | $13,609 | $807 |
| 2023 | $12,752 | $758 |
| 2022 | $12,912 | $860 |
| 2021 | $14,979 | $885 |
| 2020 | $10,709 | $845 |
| 2019 | $10,802 | $844 |
| 2018 | $11,414 | $846 |
| 2017 | $9,657 | $779 |
| 2016 | $8,748 | $844 |
| 2015 | $7,747 | $965 |
| 2014 | $9,230 | $1,118 |
| 2013 | $8,975 | $1,117 |
| 2012 | $9,843 | $938 |
| 2011 | $6,444 | $761 |
| 2010 | $4,736 | $685 |
| 2009 | $4,411 | $653 |
| 2008 | $3,757 | $705 |
| 2007 | $2,272 | $632 |
| 2006 | $2,910 | $580 |
| 2005 | $2,992 | $463 |
| 2004 | $3,041 | $418 |
| 2003 | $2,463 | $414 |
| 2002 | $2,085 | $389 |
| 2001 | $2,232 | $358 |
| 2000 | $2,649 | $143.7 |
| 1999 | $2,683 | $155 |
| 1998 | $2,909 | $156.5 |
| 1997 | $3,661 | $199.9 |
| 1996 | $3,679 | $224.3 |
| 1995 | $3,932 | $208.4 |
| 1994 | $3,921 | $218.5 |
| 1993 | $4,310 | $185 |
| 1992 | $5,103 | $163.2 |
| 1991 | $5,333 | $183.7 |
| 1990 | $5,776 | $154.8 |
| 1989 | $5,723 | $231.3 |
| 1988 | $5,012 | $268.2 |
| 1987 | $4,485 | $172.4 |
| 1986 | $4,569 | $131.5 |
| 1985 | $4,859 | $235.5 |
| 1984 | $5,654 | $306 |
| 1983 | $5,896 | $285.8 |
| 1982 | $6,577 | $380 |
| 1981 | $6,594 | $334 |
| 1980 | $6,138 | $336 |
| 1979 | $5,950 | $346 |
| 1978 | $5,721 | $305 |
| 1977 | $5,646 | $224.2 |
| 1976 | $5,703 | $196.4 |
| 1975 | $5,740 | $228.4 |
| 1974 | $5,199 | $222.1 |
| 1973 | $3,864 | $200.6 |
| 1972 | $3,191 | $165.4 |
| 1971 | $2,811 | $151.8 |
| 1970 | $2,619 | $160.2 |
| 1969 | - | $153.6 |
| 1968 | - | $126.3 |
| 1967 | - | $136.1 |
| 1966 | - | $149.3 |
| 1965 | - | $145.6 |
| 1964 | - | $153.4 |
| 1963 | - | $146.3 |
| 1962 | - | $146.3 |
| 1961 | - | $142.3 |
| 1960 | - | $142 |
Data sources: World Bank | Economy & Growth (1960–2024, retrieved 2026-04-06).
GeoRank.org/facts/nauru/sierra-leone | CC BY
Nauru vs. Sierra Leone life expectancy calculator
| Year | Life expectancy, years | |
|---|---|---|
|
Nauru
|
Sierra Leone
|
|
| 2026 | 62.6 | 62.3 |
| 2025 | 62.4 | 62.2 |
| 2024 | 62.3 | 62 |
| 2023 | 62.1 | 61.8 |
| 2022 | 61.9 | 61.3 |
| 2021 | 61.3 | 60.3 |
| 2020 | 61.5 | 59.7 |
| 2019 | 61.4 | 59.6 |
| 2018 | 61.2 | 59.1 |
| 2017 | 61.1 | 57.8 |
| 2016 | 61 | 56.9 |
| 2015 | 60.9 | 55.5 |
| 2014 | 60.8 | 54.3 |
| 2013 | 60.7 | 54.1 |
| 2012 | 60.5 | 53.2 |
| 2011 | 60.3 | 52.6 |
| 2010 | 60.1 | 51.9 |
| 2009 | 59.9 | 51.3 |
| 2008 | 59.7 | 50.7 |
| 2007 | 59.5 | 50 |
| 2006 | 59.4 | 49.5 |
| 2005 | 59.4 | 48.3 |
| 2004 | 59.3 | 47.5 |
| 2003 | 59.4 | 46.8 |
| 2002 | 59.4 | 46.2 |
| 2001 | 59.5 | 45.4 |
| 2000 | 59.6 | 44.8 |
| 1999 | 59.7 | 42 |
| 1998 | 59.9 | 42.7 |
| 1997 | 60 | 43.6 |
| 1996 | 60.1 | 43.5 |
| 1995 | 60.1 | 42.6 |
| 1994 | 60 | 42.8 |
| 1993 | 59.8 | 43.4 |
| 1992 | 59.5 | 43.5 |
| 1991 | 59.3 | 43.3 |
| 1990 | 59.1 | 43.7 |
| 1989 | 58.9 | 43.7 |
| 1988 | 58.7 | 43.8 |
| 1987 | 58.6 | 43.7 |
| 1986 | 58.6 | 43.5 |
| 1985 | 58.6 | 43.6 |
| 1984 | 58.7 | 43.6 |
| 1983 | 58.7 | 43.5 |
| 1982 | 58.6 | 43.3 |
| 1981 | 58.6 | 43.1 |
| 1980 | 58.5 | 42.8 |
| 1979 | 58.4 | 42.5 |
| 1978 | 58.3 | 42.2 |
| 1977 | 58.1 | 41.8 |
| 1976 | 58.2 | 41.4 |
| 1975 | 58.3 | 41 |
| 1974 | 58.3 | 40.4 |
| 1973 | 58.4 | 40 |
| 1972 | 58.4 | 39.5 |
| 1971 | 58.4 | 39.1 |
| 1970 | 58.4 | 38.6 |
| 1969 | 58.4 | 38.2 |
| 1968 | 58.6 | 37.8 |
| 1967 | 58.6 | 37.3 |
| 1966 | 58.4 | 36.6 |
| 1965 | 58.3 | 35.9 |
| 1964 | 58.2 | 35.3 |
| 1963 | 58.1 | 34.7 |
| 1962 | 58 | 34.2 |
| 1961 | 58 | 33.6 |
| 1960 | 57.9 | 33.1 |
| 1959 | 57.9 | 32.6 |
| 1958 | 57.8 | 32.1 |
| 1957 | 57.7 | 31.8 |
| 1956 | 57.6 | 31.3 |
| 1955 | 57.5 | 30.9 |
| 1954 | 57.4 | 30.5 |
| 1953 | 57.2 | 30.1 |
| 1952 | 57 | 29.7 |
| 1951 | 56.8 | 29.3 |
| 1950 | 56.6 | 28.9 |
Data sources: United Nations | World Population Prospects (1950–2026, retrieved 2026-03-10).
GeoRank.org/facts/nauru/sierra-leone | CC BY
Nauru and Sierra Leone population clocks and comparison
| Year | Population | |
|---|---|---|
|
Nauru
|
Sierra Leone
|
|
| 2024 | 11,947 | 8,642,022 |
| 2023 | 11,875 | 8,460,512 |
| 2022 | 11,801 | 8,276,807 |
| 2021 | 11,709 | 8,094,602 |
| 2020 | 11,643 | 7,912,558 |
| 2019 | 11,587 | 7,731,991 |
| 2018 | 11,477 | 7,554,563 |
| 2017 | 11,324 | 7,379,299 |
| 2016 | 11,150 | 7,205,328 |
| 2015 | 10,954 | 7,037,655 |
| 2014 | 10,742 | 6,876,385 |
| 2013 | 10,517 | 6,714,051 |
| 2012 | 10,267 | 6,551,080 |
| 2011 | 10,098 | 6,387,251 |
| 2010 | 10,043 | 6,222,714 |
| 2009 | 10,016 | 6,055,646 |
| 2008 | 10,009 | 5,894,722 |
| 2007 | 10,020 | 5,749,352 |
| 2006 | 10,034 | 5,624,466 |
| 2005 | 10,049 | 5,501,712 |
| 2004 | 10,060 | 5,355,717 |
| 2003 | 10,059 | 5,177,687 |
| 2002 | 10,082 | 4,971,435 |
| 2001 | 10,130 | 4,692,716 |
| 2000 | 10,168 | 4,423,611 |
| 1999 | 10,187 | 4,318,043 |
| 1998 | 10,198 | 4,295,785 |
| 1997 | 10,197 | 4,253,716 |
| 1996 | 10,183 | 4,199,210 |
| 1995 | 10,165 | 4,179,179 |
| 1994 | 10,137 | 4,173,105 |
| 1993 | 10,102 | 4,157,130 |
| 1992 | 10,021 | 4,166,366 |
| 1991 | 9,850 | 4,246,267 |
| 1990 | 9,622 | 4,196,828 |
| 1989 | 9,390 | 4,034,037 |
| 1988 | 9,165 | 3,934,517 |
| 1987 | 8,946 | 3,829,718 |
| 1986 | 8,742 | 3,728,380 |
| 1985 | 8,551 | 3,638,438 |
| 1984 | 8,377 | 3,558,758 |
| 1983 | 8,216 | 3,481,646 |
| 1982 | 8,040 | 3,408,183 |
| 1981 | 7,839 | 3,338,940 |
| 1980 | 7,649 | 3,272,089 |
| 1979 | 7,468 | 3,207,499 |
| 1978 | 7,298 | 3,145,517 |
| 1977 | 7,163 | 3,085,354 |
| 1976 | 7,064 | 3,028,820 |
| 1975 | 6,987 | 2,974,657 |
| 1974 | 6,923 | 2,920,459 |
| 1973 | 6,866 | 2,866,955 |
| 1972 | 6,812 | 2,814,388 |
| 1971 | 6,762 | 2,763,222 |
| 1970 | 6,710 | 2,712,286 |
| 1969 | 6,581 | 2,661,365 |
| 1968 | 6,328 | 2,611,532 |
| 1967 | 6,135 | 2,562,384 |
| 1966 | 6,043 | 2,514,638 |
| 1965 | 5,832 | 2,468,666 |
| 1964 | 5,515 | 2,424,390 |
| 1963 | 5,226 | 2,382,258 |
| 1962 | 4,979 | 2,342,242 |
| 1961 | 4,774 | 2,304,227 |
| 1960 | 4,607 | 2,268,356 |
Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06).
GeoRank.org/facts/nauru/sierra-leone | CC BY
Fertility rates in Nauru and Sierra Leone
| Year | Fertility rate | |
|---|---|---|
|
Nauru
|
Sierra Leone
|
|
| 2023 | 3.33 | 3.79 |
| 2022 | 3.38 | 3.88 |
| 2021 | 3.43 | 3.98 |
| 2020 | 3.47 | 4.08 |
| 2019 | 3.53 | 4.19 |
| 2018 | 3.68 | 4.29 |
| 2017 | 3.88 | 4.39 |
| 2016 | 4.03 | 4.47 |
| 2015 | 4.08 | 4.55 |
| 2014 | 4.09 | 4.7 |
| 2013 | 4.1 | 4.87 |
| 2012 | 4.12 | 5.06 |
| 2011 | 4.12 | 5.21 |
| 2010 | 4.02 | 5.33 |
| 2009 | 3.85 | 5.45 |
| 2008 | 3.67 | 5.56 |
| 2007 | 3.5 | 5.64 |
| 2006 | 3.4 | 5.74 |
| 2005 | 3.38 | 5.81 |
| 2004 | 3.38 | 5.92 |
| 2003 | 3.39 | 6.09 |
| 2002 | 3.4 | 6.23 |
| 2001 | 3.46 | 6.31 |
| 2000 | 3.54 | 6.36 |
| 1999 | 3.64 | 6.42 |
| 1998 | 3.68 | 6.5 |
| 1997 | 3.74 | 6.53 |
| 1996 | 3.78 | 6.55 |
| 1995 | 3.81 | 6.56 |
| 1994 | 3.84 | 6.56 |
| 1993 | 3.89 | 6.57 |
| 1992 | 3.95 | 6.56 |
| 1991 | 3.99 | 6.55 |
| 1990 | 4.02 | 6.57 |
| 1989 | 4.07 | 6.57 |
| 1988 | 4.11 | 6.59 |
| 1987 | 4.14 | 6.61 |
| 1986 | 4.15 | 6.6 |
| 1985 | 4.14 | 6.59 |
| 1984 | 4.11 | 6.59 |
| 1983 | 4.06 | 6.57 |
| 1982 | 3.99 | 6.56 |
| 1981 | 3.94 | 6.55 |
| 1980 | 3.88 | 6.56 |
| 1979 | 3.85 | 6.58 |
| 1978 | 3.84 | 6.59 |
| 1977 | 3.86 | 6.57 |
| 1976 | 3.9 | 6.55 |
| 1975 | 3.97 | 6.55 |
| 1974 | 4.07 | 6.53 |
| 1973 | 4.19 | 6.47 |
| 1972 | 4.36 | 6.45 |
| 1971 | 4.54 | 6.43 |
| 1970 | 4.74 | 6.41 |
| 1969 | 4.94 | 6.39 |
| 1968 | 5.14 | 6.39 |
| 1967 | 5.29 | 6.38 |
| 1966 | 5.41 | 6.35 |
| 1965 | 5.48 | 6.31 |
| 1964 | 5.47 | 6.29 |
| 1963 | 5.44 | 6.26 |
| 1962 | 5.42 | 6.22 |
| 1961 | 5.38 | 6.21 |
| 1960 | 5.34 | 6.18 |
Data sources: World Bank | Health (1960–2023, retrieved 2026-04-06).
GeoRank.org/facts/nauru/sierra-leone | CC BY
Nauru and Sierra Leone demographics compared
| Year | Median age, years | |
|---|---|---|
|
Nauru
|
Sierra Leone
|
|
| 2024 | 21.4 | 20.5 |
| 2023 | 21.5 | 20.3 |
| 2022 | 21.6 | 20 |
| 2021 | 21.7 | 19.8 |
| 2020 | 21.8 | 19.6 |
| 2019 | 21.9 | 19.4 |
| 2018 | 21.8 | 19.2 |
| 2017 | 21.6 | 19.1 |
| 2016 | 21.5 | 18.9 |
| 2015 | 21.4 | 18.7 |
| 2014 | 21.5 | 18.6 |
| 2013 | 21.6 | 18.5 |
| 2012 | 21.7 | 18.4 |
| 2011 | 21.8 | 18.3 |
| 2010 | 21.8 | 18.2 |
| 2009 | 21.8 | 18.1 |
| 2008 | 21.7 | 18.1 |
| 2007 | 21.5 | 18 |
| 2006 | 21.3 | 18 |
| 2005 | 21.2 | 18 |
| 2004 | 21 | 17.9 |
| 2003 | 20.8 | 17.9 |
| 2002 | 20.6 | 17.9 |
| 2001 | 20.4 | 18 |
| 2000 | 20.1 | 18 |
| 1999 | 19.8 | 18 |
| 1998 | 19.6 | 18.1 |
| 1997 | 19.5 | 18.1 |
| 1996 | 19.4 | 18.2 |
| 1995 | 19.3 | 18.2 |
| 1994 | 19.3 | 18.3 |
| 1993 | 19.3 | 18.4 |
| 1992 | 19.4 | 18.4 |
| 1991 | 19.7 | 18.5 |
| 1990 | 20.2 | 18.5 |
| 1989 | 20.8 | 18.6 |
| 1988 | 21.4 | 18.6 |
| 1987 | 22.1 | 18.7 |
| 1986 | 22.8 | 18.7 |
| 1985 | 23.7 | 18.8 |
| 1984 | 24.5 | 18.9 |
| 1983 | 25.2 | 18.9 |
| 1982 | 25.1 | 19 |
| 1981 | 24.7 | 19.1 |
| 1980 | 24.2 | 19.1 |
| 1979 | 23.6 | 19.2 |
| 1978 | 22.9 | 19.3 |
| 1977 | 22.1 | 19.4 |
| 1976 | 21.5 | 19.5 |
| 1975 | 21 | 19.6 |
| 1974 | 20.4 | 19.8 |
| 1973 | 19.8 | 19.9 |
| 1972 | 19.4 | 20.1 |
| 1971 | 19.1 | 20.2 |
| 1970 | 18.7 | 20.4 |
| 1969 | 18.9 | 20.6 |
| 1968 | 21.2 | 20.7 |
| 1967 | 22.9 | 20.8 |
| 1966 | 22.9 | 20.9 |
| 1965 | 23.1 | 20.9 |
| 1964 | 23.4 | 21 |
| 1963 | 23.7 | 21 |
| 1962 | 23.9 | 21.1 |
| 1961 | 24 | 21.1 |
| 1960 | 23.8 | 21.1 |
Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06).
GeoRank.org/facts/nauru/sierra-leone | CC BY
Interactive Maps
Use the buttons below to switch between world maps comparing statistics for Nauru and Sierra Leone.
National statistics comparison
Finance
|
Nauru
|
Sierra Leone
|
|
|---|---|---|
| GNI, Atlas method |
$244M
2024 |
$7.08B
2024 |
| Government expenditure, % of GDP |
122.1%
2024 |
15.6%
2024 |
| Education expenditure, % of GDP |
5.68%
2023 |
2.62%
2023 |
| Military expenditure, % of GDP | n/a |
0.46%
2024 |
| Armed forces personnel | n/a |
9,000
2020 |
| Deficit/surplus, % of GDP |
+29.8%
2024 |
-4.53%
2024 |
| Unemployment rate |
5.06%
2021 |
3.19%
2018 |
| Services, % of GDP | n/a |
42.6%
2024 |
| Industry, % of GDP | n/a |
25.6%
2024 |
| Economic freedom index |
60
2025 |
49.6
2026 |
| Income share by richest 10% |
25.3%
2012 |
29.4%
2018 |
| Income share by poorest 10% |
3.4%
2012 |
3.4%
2018 |
| Total reserves including gold | n/a |
$433M
2024 |
| Personal remittances received |
$2.24M
2024 |
$321M
2024 |
| International tourist arrivals | n/a |
71,000
2019 |
| International tourism as share of exports |
2.32%
2018 |
5.49%
2018 |
| Banked people share | n/a |
38.6%
2024 |
Energy
|
Nauru
|
Sierra Leone
|
|
|---|---|---|
| Carbon dioxide (CO2) emissions |
0 megatons
2024 |
1.46 megatons
2024 |
| CO2 emissions per capita |
0 tons
2024 |
0.17 tons
2024 |
| Renewable energy use share |
1.9%
2022 |
71.6%
2022 |
| Renewable electricity output share |
9.82%
2021 |
75.3%
2021 |
| Hydroelectric share |
0%
2021 |
70.5%
2021 |
| Nuclear share |
0%
2021 |
0%
2021 |
| Electricity access |
100%
2023 |
35.5%
2023 |
Society
|
Nauru
|
Sierra Leone
|
|
|---|---|---|
| % of world population |
0.0001%
2024 |
0.11%
2024 |
| Annual migration change |
-122
2025 |
-11,309
2025 |
| Urban population |
100%
2024 |
45.4%
2024 |
| Male:Female ratio |
50.9:49.1
2024 |
49.9:50.1
2024 |
| Average male height |
5.56 ft
2025 |
5.46 ft
2025 |
| Average female height |
5.18 ft
2025 |
5.16 ft
2025 |
| Quality of life index |
51.2
2026 |
29.4
2026 |
| Corruption Perceptions Index |
56
2025 |
34
2025 |
| Higher education index | n/a |
20
2026 |
| Homicides per 100K people |
0
2012 |
2.14
2020 |
| Road traffic mortality per 100K people |
1
2025 |
33
2019 |
| Visa free countries |
89
2025 |
66
2025 |
| Adult literacy rate |
96.6%
2023 |
48.6%
2022 |
| English speaking |
96.7%
2023 |
83.5%
2023 |
| People using the Internet |
81.7%
2020 |
20.6%
2023 |
Health
|
Nauru
|
Sierra Leone
|
|
|---|---|---|
| Government health expenditure per capita |
$2,292
2023 |
$35.8
2023 |
| Out-of-pocket health expenditure per capita |
$16.8
2023 |
$19.5
2023 |
| Life expectancy |
62.6 years
2026 |
62.3 years
2026 |
| Foreign aid share of health expenditure |
13.4%
2023 |
28.5%
2023 |
| Physicians per 1,000 people |
1.27
2015 |
0.13
2022 |
| Age at first childbirth |
22.1 years
2017 |
19.6 years
2025 |
| Maternal mortality per 100K births |
273
2023 |
354
2023 |
| Mortality rate before reaching 5 years of age |
8.9
2023 |
94.3
2023 |
| Obesity rate |
71.1%
2022 |
7.32%
2022 |
| Diabetes prevalence |
21.8%
2024 |
4.8%
2024 |
| Air quality index |
93
2026 |
16
2026 |
| Tobacco use prevalence |
48.3%
2022 |
12.9%
2022 |
| Pure alcohol consumption per capita |
2.79 liters
2020 |
0.29 liters
2020 |
Territory
|
Nauru
|
Sierra Leone
|
|
|---|---|---|
| % of world land |
0.00001%
2026 |
0.05%
2026 |
| Land area per capita |
646 sq mi
2024 |
3,225 sq mi
2024 |
| Agricultural land area |
1.54 sq mi
2026 |
15,247 sq mi
2026 |
| Forest area |
0 sq mi
2026 |
9,559 sq mi
2026 |
| Roads length |
18.6 mi
2002 |
7,270 mi
2015 |
In-depth comparisons
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Data sources:
- World Bank | Health (1960–2025, retrieved 2026-04-06)
- United Nations | World Population Prospects (1950–2026, retrieved 2026-03-10)
- U.S. Census Bureau (1960–2025, retrieved 2026-02-08)
- Central Intelligence Agency (CIA) (2000–2025, retrieved 2026-02-20)
- International Monetary Fund (IMF) | Fiscal Monitor (2024, retrieved 2026-02-20)
- LivingCost (2026, retrieved 2025-10-14)
- World Obesity Federation (2022, retrieved 2026-02-08)
- Passport Index (2025, retrieved 2026-02-08)
- Transparency International (2025, retrieved 2026-02-10)
- The Heritage Foundation | Economic Freedom Index (2026, retrieved 2026-03-09)
- EduRank (2026, retrieved 2025-10-13)
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