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Population in Guinea-Bissau compared to Niger: Trends, Charts, Rankings

Updated on by Georank

The latest officially reported population of Guinea-Bissau was 2,249,515 in 2025 vs 27,917,831 people in Niger in 2025. In 2026, based on the adjusted UN estimation, the current Guinea-Bissau's population is 2,323,460 people compared to 29,294,628 in Niger.

Population statistics:

  • Niger's population is 12.6 times bigger than Guinea-Bissau's.
  • Guinea-Bissau is ranked the 146th most populous country in the world, while Niger is the 53rd.
  • The countries together account for 0.38% of the world: 0.03% for Guinea-Bissau vs 0.35% for Niger.
  • For the last 10 years, Guinea-Bissau has had an average growth rate of +2.36% per year vs +3.45% in Niger.
  • Since 2006, the population of Guinea-Bissau has increased from 1.42M people to 2.32M (64.2% growth), while Niger has grown from 14.3M to 29.3M (105.3% growth).

Guinea-Bissau vs Niger: population by year and forecast

Guinea-Bissau
Factual

Projection
Niger
Factual

Projection
1x
Year Population
Guinea-Bissau Niger
2100 4,713,104 92,119,820
2099 4,706,098 91,758,864
2098 4,699,568 91,380,105
2097 4,691,855 90,979,507
2096 4,682,938 90,560,194
2095 4,674,608 90,121,433
2094 4,663,103 89,665,016
2093 4,651,788 89,186,290
2092 4,639,582 88,687,247
2091 4,628,423 88,169,255
2090 4,616,772 87,632,134
2089 4,604,837 87,075,435
2088 4,592,099 86,497,532
2087 4,578,407 85,901,116
2086 4,562,793 85,285,801
2085 4,547,020 84,648,237
2084 4,530,206 83,990,034
2083 4,514,557 83,310,768
2082 4,498,172 82,611,309
2081 4,481,590 81,895,814
2080 4,461,992 81,159,765
2079 4,440,836 80,409,054
2078 4,419,277 79,639,286
2077 4,395,599 78,852,089
2076 4,371,019 78,045,772
2075 4,343,934 77,223,494
2074 4,318,519 76,387,922
2073 4,290,772 75,535,687
2072 4,262,846 74,667,410
2071 4,234,576 73,784,579
2070 4,206,253 72,888,455
2069 4,176,501 71,975,811
2068 4,145,457 71,050,594
2067 4,114,243 70,111,034
2066 4,082,951 69,159,115
2065 4,048,502 68,199,397
2064 4,013,784 67,226,153
2063 3,978,328 66,242,857
2062 3,941,631 65,249,357
2061 3,904,197 64,246,142
2060 3,868,146 63,236,587
2059 3,829,277 62,219,239
2058 3,789,609 61,193,260
2057 3,750,140 60,161,411
2056 3,710,996 59,126,596
2055 3,670,229 58,084,470
2054 3,627,303 57,038,192
2053 3,586,333 55,989,073
2052 3,543,640 54,940,685
2051 3,498,845 53,889,624
2050 3,453,155 52,841,076
2049 3,405,764 51,793,560
2048 3,358,731 50,746,939
2047 3,310,142 49,703,518
2046 3,263,507 48,661,960
2045 3,214,677 47,622,548
2044 3,167,400 46,586,941
2043 3,120,097 45,557,790
2042 3,072,862 44,531,886
2041 3,025,833 43,511,370
2040 2,978,159 42,494,381
2039 2,929,364 41,482,338
2038 2,881,007 40,472,234
2037 2,832,794 39,463,944
2036 2,783,401 38,459,660
2035 2,736,240 37,458,584
2034 2,688,290 36,465,688
2033 2,638,427 35,476,260
2032 2,588,961 34,497,489
2031 2,540,013 33,527,117
2030 2,491,987 32,563,547
2029 2,444,278 31,610,576
2028 2,396,253 30,670,274
2027 2,347,151 29,741,014
2026 2,298,439 28,823,166
2025 2,249,515 27,917,831
2024 2,201,352 27,032,412
2023 2,153,339 26,159,867
2022 2,105,529 25,311,973
2021 2,058,841 24,502,140
2020 2,013,255 23,717,613
2019 1,967,696 22,947,757
2018 1,922,168 22,188,069
2017 1,877,072 21,435,446
2016 1,831,893 20,685,753
2015 1,786,457 19,939,498
2014 1,741,122 19,215,909
2013 1,695,973 18,519,898
2012 1,651,417 17,836,769
2011 1,608,076 17,176,283
2010 1,566,347 16,548,835
2009 1,526,377 15,943,675
2008 1,488,054 15,361,915
2007 1,450,986 14,803,610
2006 1,415,303 14,268,581
2005 1,381,585 13,756,192
2004 1,349,563 13,265,836
2003 1,318,806 12,796,984
2002 1,289,307 12,349,144
2001 1,261,273 11,920,647
2000 1,234,741 11,509,630
1999 1,210,206 11,117,411
1998 1,187,473 10,741,413
1997 1,165,545 10,383,969
1996 1,143,535 10,044,852
1995 1,119,949 9,714,529
1994 1,092,031 9,398,258
1993 1,058,745 9,100,789
1992 1,024,356 8,817,633
1991 994,639 8,546,900
1990 973,669 8,286,059
1989 957,789 8,034,780
1988 942,061 7,793,748
1987 926,862 7,561,150
1986 912,126 7,335,811
1985 897,697 7,118,457
1984 883,519 6,909,971
1983 869,592 6,708,644
1982 855,891 6,512,732
1981 842,432 6,322,006
1980 829,303 6,135,971
1979 819,867 5,955,556
1978 791,694 5,782,932
1977 741,789 5,619,716
1976 694,191 5,464,962
1975 650,966 5,317,019
1974 613,338 5,174,953
1973 592,808 5,037,865
1972 586,620 4,904,845
1971 586,221 4,776,225
1970 584,403 4,650,275
1969 581,610 4,525,725
1968 578,170 4,403,637
1967 569,011 4,283,590
1966 566,908 4,165,544
1965 575,005 4,049,695
1964 588,543 3,935,814
1963 594,418 3,823,873
1962 589,474 3,714,520
1961 582,532 3,608,162
1960 577,633 3,505,050

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/guinea-bissau/niger | CC BY

From 2006 to 2016, the population of Guinea-Bissau increased by 416,590 people (a 29.4% growth), while Niger gained 6,417,172 people (a 45% growth).

For the next 10 years, from 2016 to 2026, Guinea-Bissau gained 491,567 people (a 26.8% growth), while Niger's population increased by 8,608,875 people (a 41.6% growth).

Guinea-Bissau was ranked 148th most populous country in 2006 and is 146th in 2026. Niger was ranked 64th in 2006 and ranked 53rd now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Guinea-Bissau's population will grow by 48.6% to 3,453,155 people with a rank change from 146th to 136th. The population of Niger will increase by 80.4% to 52,841,076 people and rank change from 53rd to 38th.

Guinea-Bissau is projected to reach its peak in 2100 at 4.71M people compared to the peak of 92.1M people in 2100 for Niger.

Population growth rate by year

Guinea-Bissau
Factual

Projection
Niger
Factual

Projection
1x
Year Growth rate
Guinea-Bissau Niger
2100 0.15% 0.39%
2099 0.14% 0.41%
2098 0.16% 0.44%
2097 0.19% 0.46%
2096 0.18% 0.49%
2095 0.25% 0.51%
2094 0.24% 0.54%
2093 0.26% 0.56%
2092 0.24% 0.59%
2091 0.25% 0.61%
2090 0.26% 0.64%
2089 0.28% 0.67%
2088 0.3% 0.69%
2087 0.34% 0.72%
2086 0.35% 0.75%
2085 0.37% 0.78%
2084 0.35% 0.82%
2083 0.36% 0.85%
2082 0.37% 0.87%
2081 0.44% 0.91%
2080 0.48% 0.93%
2079 0.49% 0.97%
2078 0.54% 1%
2077 0.56% 1.03%
2076 0.62% 1.06%
2075 0.59% 1.09%
2074 0.65% 1.13%
2073 0.66% 1.16%
2072 0.67% 1.2%
2071 0.67% 1.23%
2070 0.71% 1.27%
2069 0.75% 1.3%
2068 0.76% 1.34%
2067 0.77% 1.38%
2066 0.85% 1.41%
2065 0.86% 1.45%
2064 0.89% 1.48%
2063 0.93% 1.52%
2062 0.96% 1.56%
2061 0.93% 1.6%
2060 1.02% 1.64%
2059 1.05% 1.68%
2058 1.05% 1.72%
2057 1.05% 1.75%
2056 1.11% 1.79%
2055 1.18% 1.83%
2054 1.14% 1.87%
2053 1.2% 1.91%
2052 1.28% 1.95%
2051 1.32% 1.98%
2050 1.39% 2.02%
2049 1.4% 2.06%
2048 1.47% 2.1%
2047 1.43% 2.14%
2046 1.52% 2.18%
2045 1.49% 2.22%
2044 1.52% 2.26%
2043 1.54% 2.3%
2042 1.55% 2.35%
2041 1.6% 2.39%
2040 1.67% 2.44%
2039 1.68% 2.5%
2038 1.7% 2.55%
2037 1.77% 2.61%
2036 1.72% 2.67%
2035 1.78% 2.72%
2034 1.89% 2.79%
2033 1.91% 2.84%
2032 1.93% 2.89%
2031 1.93% 2.96%
2030 1.95% 3.01%
2029 2% 3.07%
2028 2.09% 3.12%
2027 2.12% 3.18%
2026 2.17% 3.24%
2025 2.19% 3.28%
2024 2.23% 3.34%
2023 2.27% 3.35%
2022 2.27% 3.31%
2021 2.26% 3.31%
2020 2.32% 3.35%
2019 2.37% 3.42%
2018 2.4% 3.51%
2017 2.47% 3.62%
2016 2.54% 3.74%
2015 2.6% 3.77%
2014 2.66% 3.76%
2013 2.7% 3.83%
2012 2.7% 3.85%
2011 2.66% 3.79%
2010 2.62% 3.8%
2009 2.58% 3.79%
2008 2.55% 3.77%
2007 2.52% 3.75%
2006 2.44% 3.72%
2005 2.37% 3.7%
2004 2.33% 3.66%
2003 2.29% 3.63%
2002 2.22% 3.59%
2001 2.15% 3.57%
2000 2.03% 3.53%
1999 1.91% 3.5%
1998 1.88% 3.44%
1997 1.92% 3.38%
1996 2.11% 3.4%
1995 2.56% 3.37%
1994 3.14% 3.27%
1993 3.36% 3.21%
1992 2.99% 3.17%
1991 2.15% 3.15%
1990 1.66% 3.13%
1989 1.67% 3.09%
1988 1.64% 3.08%
1987 1.62% 3.07%
1986 1.61% 3.05%
1985 1.6% 3.02%
1984 1.6% 3%
1983 1.6% 3.01%
1982 1.6% 3.02%
1981 1.58% 3.03%
1980 1.15% 3.03%
1979 3.56% 2.99%
1978 6.73% 2.9%
1977 6.86% 2.83%
1976 6.64% 2.78%
1975 6.13% 2.75%
1974 3.46% 2.72%
1973 1.05% 2.71%
1972 0.07% 2.69%
1971 0.31% 2.71%
1970 0.48% 2.75%
1969 0.59% 2.77%
1968 1.61% 2.8%
1967 0.37% 2.83%
1966 -1.41% 2.86%
1965 -2.3% 2.89%
1964 -0.99% 2.93%
1963 0.84% 2.94%
1962 1.19% 2.95%
1961 0.85% 2.94%

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/guinea-bissau/niger | CC BY

In 2025, the population of Guinea-Bissau grew by 2.19%, while Niger's population grew by 3.28%.

Live population counters

Guinea-Bissau Niger
Current population
2323460
29294628
Population rank 146/197 53/197
Percent of world population 0.03% 0.35%
One net population change
10.9 minutes
35.7 seconds
One birth every
8.08 minutes
28.2 seconds
One death every
34.1 minutes
2.23 minutes
Daily growth/decline +132 +2,426
Annual growth/decline +48,163 +885,419
Annual growth/decline rate +2.19% +3.28%
Population growth rate rank 41/197 9/197
One migration net change every
6.4 hours
1.14 hours
Annual migration change -1,373 -7,704
Net migration rank 96/196 126/196
Foreign-born residents 15,064 449,236
Foreign-born residents rank 172/195 85/195
Foreign-born share of population 0.7% 1.7%
Foreign-born share rank 165/195 140/195

Natural population change vs migration

Guinea-Bissau
Natural

Migration
Niger
Natural

Migration
1x
Year Population change
Guinea-Bissau Niger
Natural Migration Natural Migration
2025 - -1,373 - -7,704
2024 49,642 -1,712 883,987 -4,041
2023 49,498 -1,400 864,139 995
2022 48,920 -1,400 829,651 995
2021 47,242 -1,395 793,428 -4,405
2020 46,718 -1,394 784,437 -4,402
2019 47,196 -1,395 775,474 -15,778
2018 46,659 -1,396 763,536 -3,830
2017 46,318 -1,398 752,384 -6,830
2016 46,814 -1,392 738,999 14,833
2015 46,846 -1,393 721,630 17,051
2014 46,615 -1,393 704,609 3,891
2013 46,472 -1,395 686,070 -2,543
2012 45,480 -1,442 664,009 18,714
2011 44,405 -1,760 645,175 -6,941
2010 43,067 -2,257 624,685 -8,033
2009 41,950 -2,821 602,671 -9,014
2008 40,841 -3,313 579,727 -9,847
2007 40,288 -3,676 556,808 -10,069
2006 38,886 -4,142 533,374 -10,054
2005 37,347 -4,662 511,167 -9,700
2004 36,495 -5,144 488,328 -9,070
2003 35,649 -5,487 467,295 -8,841
2002 34,561 -5,712 446,767 -9,550
2001 33,461 -6,239 428,417 -8,654
2000 32,816 -6,971 410,779 -8,522
1999 30,916 -7,686 394,212 -12,037
1998 30,390 -8,163 377,120 -7,298
1997 29,792 -8,176 358,745 -13,680
1996 29,778 -7,369 341,223 -8,057
1995 29,142 -4,376 323,630 3,843
1994 27,895 3,174 306,026 -959
1993 26,943 8,562 292,135 -2,269
1992 25,747 7,531 278,690 -2,258
1991 24,527 1,621 266,527 -1,500
1990 23,936 -8,151 256,594 73
1989 24,286 -8,296 245,278 613
1988 23,940 -8,473 237,296 -1,139
1987 23,549 -8,622 231,371 -2,338
1986 23,301 -8,748 224,365 -2,728
1985 23,116 -8,812 219,206 -6,126
1984 22,861 -8,812 213,111 -9,208
1983 22,542 -8,729 207,962 -9,209
1982 22,131 -8,539 202,012 -8,935
1981 21,611 -8,291 195,938 -7,559
1980 21,024 -8,086 189,251 -5,564
1979 19,736 -13,801 180,632 -3,495
1978 17,468 32,936 171,614 -3,494
1977 15,484 33,922 161,792 -3,476
1976 13,688 32,113 154,489 -3,308
1975 11,998 28,645 147,962 -3,254
1974 10,321 24,290 142,606 -3,179
1973 8,430 -1,985 137,695 -2,942
1972 7,911 -1,985 133,813 -2,525
1971 8,183 -13,302 128,223 -2,277
1970 7,632 1,123 128,184 -2,225
1969 7,857 -11,033 125,389 -2,245
1968 7,289 2,769 123,301 -2,277
1967 6,742 1,516 121,358 -2,289
1966 6,955 -11,006 119,314 -2,289
1965 7,789 -19,928 116,963 -2,289
1964 8,989 -23,936 115,386 -2,289
1963 9,190 -5,993 113,072 -2,289
1962 10,662 -3,960 110,280 -2,369
1961 10,756 -3,575 107,693 -2,893
1960 10,618 -8,007 105,081 -3,641

Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08).

GeoRank.org/population/guinea-bissau/niger | CC BY

Over the last 10 years, 97.1% of the population change in Guinea-Bissau is from natural causes (a gain of 475,853 people) and 2.91% is from migration (a loss of 14,275 people). In Niger 99.9% is from natural causes (a gain of 7,907,665 people) and 0.07% is from migration (a loss of 5,412 people).

As of 2024, 15,064 residents or 0.7% of the population were not native-born in Guinea-Bissau, compared to 449,236 people or 1.7% in Niger.

Biggest cities by population

Guinea-Bissau
City Population
Bissau 492K
Bafata 29.6K
Niger
City Population
Niamey 1.5M
Maradi 267K
Zinder 236K

Compare countries by 7 more topics

Population map with other countries

1x

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/guinea-bissau/niger | CC BY

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Data sources:

  1. World Bank | Health (1960–2025, retrieved 2026-07-08)
  2. United Nations | World Population Prospects (1960–2100, retrieved 2026-07-08)
  3. U.S. Census Bureau (1960–2025, retrieved 2026-07-08)
  4. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08)
  5. Wikidata (2026, retrieved 2026-07-08)

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