Niger has a population of 27M (ranked 55/197), compared with 8.64M in Sierra Leone (ranked 102/197). Niger's land area is 489,076 sq mi versus 27,869 sq mi for Sierra Leone (ranked 20th vs. 116th).
By GDP, Niger ranks 130/197 ($19.9B) and Sierra Leone ranks 160/197 ($6.97B). By GDP per capita, Niger ranks 187/197 ($735), while Sierra Leone ranks 186/197 ($807).
Main facts and rankings
Niger
|
Sierra Leone
|
|
|---|---|---|
| Population |
29080898
|
9049533
|
| Population rank | 53/197 | 101/197 |
| GDP |
$19.9B
2024 |
$6.97B
2024 |
| GDP rank | 130/197 | 160/197 |
| GDP per capita |
$735
2024 |
$807
2024 |
| GDP per capita rank | 187/197 | 186/197 |
| GDP per capita, PPP |
$2,050
2024 |
$3,522
2024 |
| Government debt |
$9.39B
2024 |
$2.91B
2024 |
| Debt-to-GDP ratio |
47.2%
2024 |
41.7%
2024 |
| Government debt per person |
$347
2024 |
$337
2024 |
| Government debt per person rank | 173/185 | 174/185 |
| Average annual personal income after taxes |
$1,163
2026 |
$2,915
2026 |
| Land area | 489,076 sq mi | 27,869 sq mi |
| Population density |
59 ppl/mi²
2026 |
323 ppl/mi²
2026 |
| Fertility rate |
6.06
2023 |
3.79
2023 |
| Median age |
16.5 years
2024 |
20.5 years
2024 |
| Life expectancy |
61.9 years
2026 |
62.3 years
2026 |
Niger and Sierra Leone: Comparison Charts
Niger and Sierra Leone economies compared
| Year | GDP | |
|---|---|---|
|
Niger
|
Sierra Leone
|
|
| 2024 | $19,876,128,486 | $6,971,127,235 |
| 2023 | $16,698,786,978 | $6,415,852,767 |
| 2022 | $15,433,852,712 | $7,121,125,278 |
| 2021 | $14,915,002,436 | $7,166,931,485 |
| 2020 | $13,744,653,103 | $6,688,307,703 |
| 2019 | $12,889,555,561 | $6,523,577,594 |
| 2018 | $12,837,307,497 | $6,390,514,689 |
| 2017 | $11,185,104,252 | $5,749,846,528 |
| 2016 | $10,398,861,982 | $6,084,297,211 |
| 2015 | $9,683,867,926 | $6,788,352,975 |
| 2014 | $10,862,943,544 | $7,686,138,791 |
| 2013 | $10,224,897,438 | $7,502,762,863 |
| 2012 | $9,426,912,648 | $6,141,666,509 |
| 2011 | $8,772,950,778 | $4,861,632,885 |
| 2010 | $7,851,192,502 | $4,262,805,967 |
| 2009 | $7,352,131,310 | $3,953,403,098 |
| 2008 | $7,297,600,226 | $4,157,895,298 |
| 2007 | $5,731,485,052 | $3,632,957,611 |
| 2006 | $4,756,361,252 | $3,263,697,467 |
| 2005 | $4,383,315,965 | $2,545,275,313 |
| 2004 | $3,760,443,738 | $2,237,350,687 |
| 2003 | $3,394,084,732 | $2,142,618,046 |
| 2002 | $2,782,192,879 | $1,933,863,911 |
| 2001 | $2,448,714,704 | $1,681,473,894 |
| 2000 | $2,241,753,193 | $635,866,404 |
| 1999 | $2,537,789,821 | $669,386,624 |
| 1998 | $2,643,363,519 | $672,368,187 |
| 1997 | $2,290,318,910 | $850,232,760 |
| 1996 | $2,405,686,940 | $941,709,423 |
| 1995 | $2,302,537,562 | $870,740,292 |
| 1994 | $1,938,058,175 | $911,853,802 |
| 1993 | $3,052,673,849 | $768,867,883 |
| 1992 | $3,386,232,579 | $679,940,814 |
| 1991 | $3,285,796,875 | $779,981,987 |
| 1990 | $3,512,356,508 | $649,644,098 |
| 1989 | $2,179,567,114 | $932,974,420 |
| 1988 | $2,280,356,193 | $1,055,083,933 |
| 1987 | $2,233,006,105 | $660,106,336 |
| 1986 | $1,904,096,998 | $490,181,457 |
| 1985 | $1,440,581,652 | $856,890,459 |
| 1984 | $1,461,243,326 | $1,087,471,862 |
| 1983 | $1,803,099,561 | $995,104,305 |
| 1982 | $2,017,612,216 | $1,295,361,886 |
| 1981 | $2,170,893,414 | $1,114,830,472 |
| 1980 | $2,508,524,721 | $1,100,685,845 |
| 1979 | $2,109,277,666 | $1,109,374,911 |
| 1978 | $1,774,365,590 | $960,728,339 |
| 1977 | $1,291,458,041 | $691,777,584 |
| 1976 | $1,064,517,601 | $594,895,942 |
| 1975 | $1,048,690,933 | $679,336,344 |
| 1974 | $1,026,137,111 | $648,590,643 |
| 1973 | $946,385,105 | $575,230,724 |
| 1972 | $742,779,661 | $465,381,340 |
| 1971 | $693,573,704 | $419,549,305 |
| 1970 | $649,916,621 | $434,410,974 |
| 1969 | $625,867,985 | $408,690,163 |
| 1968 | $641,214,226 | $329,859,732 |
| 1967 | $665,586,872 | $348,795,303 |
| 1966 | $702,296,079 | $375,479,850 |
| 1965 | $673,383,511 | $359,379,856 |
| 1964 | $582,816,396 | $371,847,461 |
| 1963 | $586,294,879 | $348,547,279 |
| 1962 | $531,736,599 | $342,721,416 |
| 1961 | $485,785,231 | $327,834,191 |
| 1960 | $449,526,873 | $322,009,962 |
Data sources: World Bank | Economy & Growth (1960–2024, retrieved 2026-04-06).
GeoRank.org/facts/niger/sierra-leone | CC BY 
Niger and Sierra Leone economies compared
| Year | GDP per capita | |
|---|---|---|
|
Niger
|
Sierra Leone
|
|
| 2024 | $735 | $807 |
| 2023 | $638 | $758 |
| 2022 | $610 | $860 |
| 2021 | $609 | $885 |
| 2020 | $580 | $845 |
| 2019 | $562 | $844 |
| 2018 | $579 | $846 |
| 2017 | $522 | $779 |
| 2016 | $503 | $844 |
| 2015 | $486 | $965 |
| 2014 | $565 | $1,118 |
| 2013 | $552 | $1,117 |
| 2012 | $529 | $938 |
| 2011 | $511 | $761 |
| 2010 | $474 | $685 |
| 2009 | $461 | $653 |
| 2008 | $475 | $705 |
| 2007 | $387 | $632 |
| 2006 | $333 | $580 |
| 2005 | $319 | $463 |
| 2004 | $283.5 | $418 |
| 2003 | $265.2 | $414 |
| 2002 | $225.3 | $389 |
| 2001 | $205.4 | $358 |
| 2000 | $194.8 | $143.7 |
| 1999 | $228.3 | $155 |
| 1998 | $246.1 | $156.5 |
| 1997 | $220.6 | $199.9 |
| 1996 | $239.5 | $224.3 |
| 1995 | $237 | $208.4 |
| 1994 | $206.2 | $218.5 |
| 1993 | $335 | $185 |
| 1992 | $384 | $163.2 |
| 1991 | $384 | $183.7 |
| 1990 | $424 | $154.8 |
| 1989 | $271.3 | $231.3 |
| 1988 | $292.6 | $268.2 |
| 1987 | $295.3 | $172.4 |
| 1986 | $259.6 | $131.5 |
| 1985 | $202.4 | $235.5 |
| 1984 | $211.5 | $306 |
| 1983 | $268.8 | $285.8 |
| 1982 | $310 | $380 |
| 1981 | $343 | $334 |
| 1980 | $409 | $336 |
| 1979 | $354 | $346 |
| 1978 | $307 | $305 |
| 1977 | $229.8 | $224.2 |
| 1976 | $194.8 | $196.4 |
| 1975 | $197.2 | $228.4 |
| 1974 | $198.3 | $222.1 |
| 1973 | $187.9 | $200.6 |
| 1972 | $151.4 | $165.4 |
| 1971 | $145.2 | $151.8 |
| 1970 | $139.8 | $160.2 |
| 1969 | $138.3 | $153.6 |
| 1968 | $145.6 | $126.3 |
| 1967 | $155.4 | $136.1 |
| 1966 | $168.6 | $149.3 |
| 1965 | $166.3 | $145.6 |
| 1964 | $148.1 | $153.4 |
| 1963 | $153.3 | $146.3 |
| 1962 | $143.2 | $146.3 |
| 1961 | $134.6 | $142.3 |
| 1960 | $128.3 | $142 |
Data sources: World Bank | Economy & Growth (1960–2024, retrieved 2026-04-06).
GeoRank.org/facts/niger/sierra-leone | CC BY
Niger vs. Sierra Leone life expectancy calculator
| Year | Life expectancy, years | |
|---|---|---|
|
Niger
|
Sierra Leone
|
|
| 2026 | 61.9 | 62.3 |
| 2025 | 61.7 | 62.2 |
| 2024 | 61.4 | 62 |
| 2023 | 61.2 | 61.8 |
| 2022 | 60.4 | 61.3 |
| 2021 | 59.5 | 60.3 |
| 2020 | 59.9 | 59.7 |
| 2019 | 60 | 59.6 |
| 2018 | 59.8 | 59.1 |
| 2017 | 59.5 | 57.8 |
| 2016 | 59.2 | 56.9 |
| 2015 | 58.8 | 55.5 |
| 2014 | 58.7 | 54.3 |
| 2013 | 58.4 | 54.1 |
| 2012 | 58 | 53.2 |
| 2011 | 57.6 | 52.6 |
| 2010 | 57.1 | 51.9 |
| 2009 | 56.5 | 51.3 |
| 2008 | 55.9 | 50.7 |
| 2007 | 55.1 | 50 |
| 2006 | 54.2 | 49.5 |
| 2005 | 53.3 | 48.3 |
| 2004 | 52.4 | 47.5 |
| 2003 | 51.5 | 46.8 |
| 2002 | 50.6 | 46.2 |
| 2001 | 49.9 | 45.4 |
| 2000 | 49.2 | 44.8 |
| 1999 | 48.5 | 42 |
| 1998 | 47.8 | 42.7 |
| 1997 | 47.1 | 43.6 |
| 1996 | 46.3 | 43.5 |
| 1995 | 45.5 | 42.6 |
| 1994 | 44.6 | 42.8 |
| 1993 | 43.8 | 43.4 |
| 1992 | 43.1 | 43.5 |
| 1991 | 42.3 | 43.3 |
| 1990 | 41.7 | 43.7 |
| 1989 | 41.2 | 43.7 |
| 1988 | 40.8 | 43.8 |
| 1987 | 40.5 | 43.7 |
| 1986 | 40.3 | 43.5 |
| 1985 | 40.1 | 43.6 |
| 1984 | 40 | 43.6 |
| 1983 | 40 | 43.5 |
| 1982 | 39.8 | 43.3 |
| 1981 | 39.6 | 43.1 |
| 1980 | 39.3 | 42.8 |
| 1979 | 38.9 | 42.5 |
| 1978 | 38.3 | 42.2 |
| 1977 | 37.7 | 41.8 |
| 1976 | 37.1 | 41.4 |
| 1975 | 36.6 | 41 |
| 1974 | 36.2 | 40.4 |
| 1973 | 35.9 | 40 |
| 1972 | 35.8 | 39.5 |
| 1971 | 35.3 | 39.1 |
| 1970 | 35.9 | 38.6 |
| 1969 | 36 | 38.2 |
| 1968 | 36.1 | 37.8 |
| 1967 | 36.2 | 37.3 |
| 1966 | 36.3 | 36.6 |
| 1965 | 36.4 | 35.9 |
| 1964 | 36.5 | 35.3 |
| 1963 | 36.4 | 34.7 |
| 1962 | 36.3 | 34.2 |
| 1961 | 36.3 | 33.6 |
| 1960 | 36.2 | 33.1 |
| 1959 | 36.1 | 32.6 |
| 1958 | 36.1 | 32.1 |
| 1957 | 36.1 | 31.8 |
| 1956 | 36 | 31.3 |
| 1955 | 36 | 30.9 |
| 1954 | 36 | 30.5 |
| 1953 | 35.9 | 30.1 |
| 1952 | 35.9 | 29.7 |
| 1951 | 35.9 | 29.3 |
| 1950 | 35.9 | 28.9 |
Data sources: United Nations | World Population Prospects (1950–2026, retrieved 2026-03-10).
GeoRank.org/facts/niger/sierra-leone | CC BY
Niger and Sierra Leone population clocks and comparison
| Year | Population | |
|---|---|---|
|
Niger
|
Sierra Leone
|
|
| 2024 | 27,032,412 | 8,642,022 |
| 2023 | 26,159,867 | 8,460,512 |
| 2022 | 25,311,973 | 8,276,807 |
| 2021 | 24,502,140 | 8,094,602 |
| 2020 | 23,717,613 | 7,912,558 |
| 2019 | 22,947,757 | 7,731,991 |
| 2018 | 22,188,069 | 7,554,563 |
| 2017 | 21,435,446 | 7,379,299 |
| 2016 | 20,685,753 | 7,205,328 |
| 2015 | 19,939,498 | 7,037,655 |
| 2014 | 19,215,909 | 6,876,385 |
| 2013 | 18,519,898 | 6,714,051 |
| 2012 | 17,836,769 | 6,551,080 |
| 2011 | 17,176,283 | 6,387,251 |
| 2010 | 16,548,835 | 6,222,714 |
| 2009 | 15,943,675 | 6,055,646 |
| 2008 | 15,361,915 | 5,894,722 |
| 2007 | 14,803,610 | 5,749,352 |
| 2006 | 14,268,581 | 5,624,466 |
| 2005 | 13,756,192 | 5,501,712 |
| 2004 | 13,265,836 | 5,355,717 |
| 2003 | 12,796,984 | 5,177,687 |
| 2002 | 12,349,144 | 4,971,435 |
| 2001 | 11,920,647 | 4,692,716 |
| 2000 | 11,509,630 | 4,423,611 |
| 1999 | 11,117,411 | 4,318,043 |
| 1998 | 10,741,413 | 4,295,785 |
| 1997 | 10,383,969 | 4,253,716 |
| 1996 | 10,044,852 | 4,199,210 |
| 1995 | 9,714,529 | 4,179,179 |
| 1994 | 9,398,258 | 4,173,105 |
| 1993 | 9,100,789 | 4,157,130 |
| 1992 | 8,817,633 | 4,166,366 |
| 1991 | 8,546,900 | 4,246,267 |
| 1990 | 8,286,059 | 4,196,828 |
| 1989 | 8,034,780 | 4,034,037 |
| 1988 | 7,793,748 | 3,934,517 |
| 1987 | 7,561,150 | 3,829,718 |
| 1986 | 7,335,811 | 3,728,380 |
| 1985 | 7,118,457 | 3,638,438 |
| 1984 | 6,909,971 | 3,558,758 |
| 1983 | 6,708,644 | 3,481,646 |
| 1982 | 6,512,732 | 3,408,183 |
| 1981 | 6,322,006 | 3,338,940 |
| 1980 | 6,135,971 | 3,272,089 |
| 1979 | 5,955,556 | 3,207,499 |
| 1978 | 5,782,932 | 3,145,517 |
| 1977 | 5,619,716 | 3,085,354 |
| 1976 | 5,464,962 | 3,028,820 |
| 1975 | 5,317,019 | 2,974,657 |
| 1974 | 5,174,953 | 2,920,459 |
| 1973 | 5,037,865 | 2,866,955 |
| 1972 | 4,904,845 | 2,814,388 |
| 1971 | 4,776,225 | 2,763,222 |
| 1970 | 4,650,275 | 2,712,286 |
| 1969 | 4,525,725 | 2,661,365 |
| 1968 | 4,403,637 | 2,611,532 |
| 1967 | 4,283,590 | 2,562,384 |
| 1966 | 4,165,544 | 2,514,638 |
| 1965 | 4,049,695 | 2,468,666 |
| 1964 | 3,935,814 | 2,424,390 |
| 1963 | 3,823,873 | 2,382,258 |
| 1962 | 3,714,520 | 2,342,242 |
| 1961 | 3,608,162 | 2,304,227 |
| 1960 | 3,505,050 | 2,268,356 |
Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06).
GeoRank.org/facts/niger/sierra-leone | CC BY
Fertility rates in Niger and Sierra Leone
| Year | Fertility rate | |
|---|---|---|
|
Niger
|
Sierra Leone
|
|
| 2023 | 6.06 | 3.79 |
| 2022 | 6.14 | 3.88 |
| 2021 | 6.2 | 3.98 |
| 2020 | 6.37 | 4.08 |
| 2019 | 6.54 | 4.19 |
| 2018 | 6.71 | 4.29 |
| 2017 | 6.87 | 4.39 |
| 2016 | 7.04 | 4.47 |
| 2015 | 7.22 | 4.55 |
| 2014 | 7.34 | 4.7 |
| 2013 | 7.45 | 4.87 |
| 2012 | 7.53 | 5.06 |
| 2011 | 7.59 | 5.21 |
| 2010 | 7.64 | 5.33 |
| 2009 | 7.68 | 5.45 |
| 2008 | 7.7 | 5.56 |
| 2007 | 7.73 | 5.64 |
| 2006 | 7.74 | 5.74 |
| 2005 | 7.77 | 5.81 |
| 2004 | 7.78 | 5.92 |
| 2003 | 7.79 | 6.09 |
| 2002 | 7.8 | 6.23 |
| 2001 | 7.81 | 6.31 |
| 2000 | 7.83 | 6.36 |
| 1999 | 7.84 | 6.42 |
| 1998 | 7.84 | 6.5 |
| 1997 | 7.8 | 6.53 |
| 1996 | 7.78 | 6.55 |
| 1995 | 7.78 | 6.56 |
| 1994 | 7.79 | 6.56 |
| 1993 | 7.79 | 6.57 |
| 1992 | 7.8 | 6.56 |
| 1991 | 7.8 | 6.55 |
| 1990 | 7.81 | 6.57 |
| 1989 | 7.82 | 6.57 |
| 1988 | 7.84 | 6.59 |
| 1987 | 7.87 | 6.61 |
| 1986 | 7.9 | 6.6 |
| 1985 | 7.93 | 6.59 |
| 1984 | 7.92 | 6.59 |
| 1983 | 7.9 | 6.57 |
| 1982 | 7.86 | 6.56 |
| 1981 | 7.82 | 6.55 |
| 1980 | 7.78 | 6.56 |
| 1979 | 7.72 | 6.58 |
| 1978 | 7.66 | 6.59 |
| 1977 | 7.6 | 6.57 |
| 1976 | 7.56 | 6.55 |
| 1975 | 7.54 | 6.55 |
| 1974 | 7.54 | 6.53 |
| 1973 | 7.53 | 6.47 |
| 1972 | 7.52 | 6.45 |
| 1971 | 7.52 | 6.43 |
| 1970 | 7.51 | 6.41 |
| 1969 | 7.51 | 6.39 |
| 1968 | 7.5 | 6.39 |
| 1967 | 7.49 | 6.38 |
| 1966 | 7.48 | 6.35 |
| 1965 | 7.47 | 6.31 |
| 1964 | 7.48 | 6.29 |
| 1963 | 7.49 | 6.26 |
| 1962 | 7.5 | 6.22 |
| 1961 | 7.51 | 6.21 |
| 1960 | 7.53 | 6.18 |
Data sources: World Bank | Health (1960–2023, retrieved 2026-04-06).
GeoRank.org/facts/niger/sierra-leone | CC BY
Niger and Sierra Leone demographics compared
| Year | Median age, years | |
|---|---|---|
|
Niger
|
Sierra Leone
|
|
| 2024 | 16.5 | 20.5 |
| 2023 | 16.3 | 20.3 |
| 2022 | 16.2 | 20 |
| 2021 | 16 | 19.8 |
| 2020 | 15.9 | 19.6 |
| 2019 | 15.8 | 19.4 |
| 2018 | 15.7 | 19.2 |
| 2017 | 15.6 | 19.1 |
| 2016 | 15.5 | 18.9 |
| 2015 | 15.4 | 18.7 |
| 2014 | 15.3 | 18.6 |
| 2013 | 15.3 | 18.5 |
| 2012 | 15.3 | 18.4 |
| 2011 | 15.3 | 18.3 |
| 2010 | 15.3 | 18.2 |
| 2009 | 15.4 | 18.1 |
| 2008 | 15.5 | 18.1 |
| 2007 | 15.5 | 18 |
| 2006 | 15.7 | 18 |
| 2005 | 15.8 | 18 |
| 2004 | 15.9 | 17.9 |
| 2003 | 16 | 17.9 |
| 2002 | 16.1 | 17.9 |
| 2001 | 16.2 | 18 |
| 2000 | 16.3 | 18 |
| 1999 | 16.4 | 18 |
| 1998 | 16.5 | 18.1 |
| 1997 | 16.5 | 18.1 |
| 1996 | 16.6 | 18.2 |
| 1995 | 16.6 | 18.2 |
| 1994 | 16.6 | 18.3 |
| 1993 | 16.6 | 18.4 |
| 1992 | 16.6 | 18.4 |
| 1991 | 16.6 | 18.5 |
| 1990 | 16.5 | 18.5 |
| 1989 | 16.5 | 18.6 |
| 1988 | 16.5 | 18.6 |
| 1987 | 16.4 | 18.7 |
| 1986 | 16.4 | 18.7 |
| 1985 | 16.4 | 18.8 |
| 1984 | 16.4 | 18.9 |
| 1983 | 16.4 | 18.9 |
| 1982 | 16.4 | 19 |
| 1981 | 16.4 | 19.1 |
| 1980 | 16.4 | 19.1 |
| 1979 | 16.4 | 19.2 |
| 1978 | 16.4 | 19.3 |
| 1977 | 16.3 | 19.4 |
| 1976 | 16.3 | 19.5 |
| 1975 | 16.2 | 19.6 |
| 1974 | 16.1 | 19.8 |
| 1973 | 16.1 | 19.9 |
| 1972 | 16 | 20.1 |
| 1971 | 15.9 | 20.2 |
| 1970 | 15.9 | 20.4 |
| 1969 | 15.8 | 20.6 |
| 1968 | 15.7 | 20.7 |
| 1967 | 15.7 | 20.8 |
| 1966 | 15.6 | 20.9 |
| 1965 | 15.6 | 20.9 |
| 1964 | 15.6 | 21 |
| 1963 | 15.5 | 21 |
| 1962 | 15.5 | 21.1 |
| 1961 | 15.5 | 21.1 |
| 1960 | 15.5 | 21.1 |
Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06).
GeoRank.org/facts/niger/sierra-leone | CC BY
Interactive Maps
Use the buttons below to switch between world maps comparing statistics for Niger and Sierra Leone.
National statistics comparison
Finance
|
Niger
|
Sierra Leone
|
|
|---|---|---|
| GNI, Atlas method |
$18.3B
2024 |
$7.08B
2024 |
| Government expenditure, % of GDP |
13.4%
2024 |
15.6%
2024 |
| Education expenditure, % of GDP |
4.07%
2023 |
2.62%
2023 |
| Military expenditure, % of GDP |
2.24%
2024 |
0.46%
2024 |
| Armed forces personnel |
10,000
2020 |
9,000
2020 |
| Deficit/surplus, % of GDP |
-4.27%
2024 |
-4.53%
2024 |
| Unemployment rate |
0.4%
2022 |
3.19%
2018 |
| Services, % of GDP |
45%
2024 |
42.6%
2024 |
| Industry, % of GDP |
17.6%
2024 |
25.6%
2024 |
| Economic freedom index |
51
2026 |
49.6
2026 |
| Income share by richest 10% |
27.8%
2021 |
29.4%
2018 |
| Income share by poorest 10% |
3.8%
2021 |
3.4%
2018 |
| Total reserves including gold | n/a |
$433M
2024 |
| Personal remittances received |
$650M
2024 |
$321M
2024 |
| International tourist arrivals |
85,000
2020 |
71,000
2019 |
| International tourism as share of exports |
9.38%
2019 |
5.49%
2018 |
| Banked people share |
14.8%
2024 |
38.6%
2024 |
Energy
|
Niger
|
Sierra Leone
|
|
|---|---|---|
| Energy use, kg of oil equivalent per capita |
162 kg
2022 |
n/a |
| GDP PPP per kg equivalent of energy use |
$11.4
2022 |
n/a |
| Carbon dioxide (CO2) emissions |
3.21 megatons
2024 |
1.46 megatons
2024 |
| CO2 emissions per capita |
0.12 tons
2024 |
0.17 tons
2024 |
| Fossil fuel energy use share |
0%
2022 |
n/a |
| Renewable energy use share |
79.6%
2021 |
71.6%
2022 |
| Alternative and nuclear energy use share |
0.05%
2022 |
n/a |
| Net energy imports use share |
5.41%
2022 |
n/a |
| Electric power consumption per capita |
62.4 kWh
2022 |
n/a |
| Renewable electricity output share |
6.38%
2021 |
75.3%
2021 |
| Hydroelectric share |
0%
2021 |
70.5%
2021 |
| Nuclear share |
0%
2021 |
0%
2021 |
| Electricity access |
20.1%
2023 |
35.5%
2023 |
Society
|
Niger
|
Sierra Leone
|
|
|---|---|---|
| % of world population |
0.33%
2024 |
0.11%
2024 |
| Annual migration change |
-7,704
2025 |
-11,309
2025 |
| Urban population |
18%
2024 |
45.4%
2024 |
| Male:Female ratio |
50.8:49.2
2024 |
49.9:50.1
2024 |
| Average male height |
5.59 ft
2025 |
5.46 ft
2025 |
| Average female height |
5.24 ft
2025 |
5.16 ft
2025 |
| Quality of life index |
14.1
2026 |
29.4
2026 |
| Corruption Perceptions Index |
31
2025 |
34
2025 |
| Higher education index |
10
2026 |
20
2026 |
| Homicides per 100K people |
4.39
2012 |
2.14
2020 |
| Road traffic mortality per 100K people |
25.5
2019 |
33
2019 |
| Visa free countries |
63
2025 |
66
2025 |
| Adult literacy rate |
35.6%
2022 |
48.6%
2022 |
| English speaking |
1%
2025 |
83.5%
2023 |
| People using the Internet |
23.2%
2023 |
20.6%
2023 |
Health
|
Niger
|
Sierra Leone
|
|
|---|---|---|
| Government health expenditure per capita |
$26
2023 |
$35.8
2023 |
| Out-of-pocket health expenditure per capita |
$13.4
2023 |
$19.5
2023 |
| Life expectancy |
61.9 years
2026 |
62.3 years
2026 |
| Foreign aid share of health expenditure |
14.6%
2023 |
28.5%
2023 |
| Physicians per 1,000 people |
0.04
2023 |
0.13
2022 |
| Age at first childbirth |
18.5 years
2025 |
19.6 years
2025 |
| Maternal mortality per 100K births |
350
2023 |
354
2023 |
| Mortality rate before reaching 5 years of age |
114.8
2023 |
94.3
2023 |
| Obesity rate |
6.21%
2022 |
7.32%
2022 |
| Diabetes prevalence |
4.1%
2024 |
4.8%
2024 |
| Air quality index |
12
2026 |
16
2026 |
| Tobacco use prevalence |
7.7%
2022 |
12.9%
2022 |
| Pure alcohol consumption per capita |
0.13 liters
2020 |
0.29 liters
2020 |
Territory
|
Niger
|
Sierra Leone
|
|
|---|---|---|
| % of world land |
0.85%
2026 |
0.05%
2026 |
| Land area per capita |
18,092 sq mi
2024 |
3,225 sq mi
2024 |
| Agricultural land area |
179,918 sq mi
2026 |
15,247 sq mi
2026 |
| Forest area |
4,025 sq mi
2026 |
9,559 sq mi
2026 |
| Roads length |
11,774 mi
2010 |
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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