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

Updated on by Georank

The latest officially reported population of Guinea-Bissau was 2,249,515 in 2025 vs 12,188,788 people in South Sudan in 2025. In 2026, based on the adjusted UN estimation, the current Guinea-Bissau's population is 2,323,460 people compared to 12,565,048 in South Sudan.

Population statistics:

  • South Sudan's population is 5.41 times bigger than Guinea-Bissau's.
  • Guinea-Bissau is ranked the 146th most populous country in the world, while South Sudan is the 80th.
  • The countries together account for 0.18% of the world: 0.03% for Guinea-Bissau vs 0.15% for South Sudan.
  • For the last 10 years, Guinea-Bissau has had an average growth rate of +2.36% per year vs +0.78% in South Sudan.
  • Since 2006, the population of Guinea-Bissau has increased from 1.42M people to 2.32M (64.2% growth), while South Sudan has grown from 7.98M to 12.6M (57.5% growth).

Guinea-Bissau vs South Sudan: population by year and forecast

Guinea-Bissau
Factual

Projection
South Sudan
Factual

Projection
1x
Year Population
Guinea-Bissau South Sudan
2100 4,713,104 24,078,379
2099 4,706,098 24,072,957
2098 4,699,568 24,054,947
2097 4,691,855 24,056,753
2096 4,682,938 24,045,972
2095 4,674,608 24,037,837
2094 4,663,103 24,039,267
2093 4,651,788 24,030,512
2092 4,639,582 24,010,555
2091 4,628,423 23,991,816
2090 4,616,772 23,970,012
2089 4,604,837 23,929,017
2088 4,592,099 23,883,712
2087 4,578,407 23,848,809
2086 4,562,793 23,794,890
2085 4,547,020 23,750,772
2084 4,530,206 23,678,728
2083 4,514,557 23,609,290
2082 4,498,172 23,532,790
2081 4,481,590 23,458,146
2080 4,461,992 23,383,482
2079 4,440,836 23,286,011
2078 4,419,277 23,188,860
2077 4,395,599 23,078,416
2076 4,371,019 22,979,198
2075 4,343,934 22,860,496
2074 4,318,519 22,718,148
2073 4,290,772 22,575,682
2072 4,262,846 22,431,004
2071 4,234,576 22,280,140
2070 4,206,253 22,143,813
2069 4,176,501 21,995,874
2068 4,145,457 21,822,076
2067 4,114,243 21,654,546
2066 4,082,951 21,489,275
2065 4,048,502 21,309,913
2064 4,013,784 21,134,522
2063 3,978,328 20,957,705
2062 3,941,631 20,777,701
2061 3,904,197 20,601,672
2060 3,868,146 20,423,629
2059 3,829,277 20,227,862
2058 3,789,609 20,041,880
2057 3,750,140 19,846,671
2056 3,710,996 19,652,407
2055 3,670,229 19,457,411
2054 3,627,303 19,250,667
2053 3,586,333 19,053,773
2052 3,543,640 18,833,795
2051 3,498,845 18,626,605
2050 3,453,155 18,427,690
2049 3,405,764 18,224,430
2048 3,358,731 18,014,650
2047 3,310,142 17,799,982
2046 3,263,507 17,572,953
2045 3,214,677 17,348,901
2044 3,167,400 17,115,914
2043 3,120,097 16,882,303
2042 3,072,862 16,639,465
2041 3,025,833 16,390,966
2040 2,978,159 16,137,104
2039 2,929,364 15,884,330
2038 2,881,007 15,622,514
2037 2,832,794 15,358,539
2036 2,783,401 15,085,936
2035 2,736,240 14,810,066
2034 2,688,290 14,538,365
2033 2,638,427 14,273,128
2032 2,588,961 14,002,178
2031 2,540,013 13,725,779
2030 2,491,987 13,460,850
2029 2,444,278 13,201,804
2028 2,396,253 12,942,501
2027 2,347,151 12,688,278
2026 2,298,439 12,434,895
2025 2,249,515 12,188,788
2024 2,201,352 11,943,408
2023 2,153,339 11,483,374
2022 2,105,529 11,021,177
2021 2,058,841 10,865,780
2020 2,013,255 10,698,467
2019 1,967,696 10,423,384
2018 1,922,168 10,122,977
2017 1,877,072 10,259,154
2016 1,831,893 10,830,102
2015 1,786,457 11,107,561
2014 1,741,122 11,235,073
2013 1,695,973 11,166,275
2012 1,651,417 10,756,240
2011 1,608,076 10,288,109
2010 1,566,347 9,745,953
2009 1,526,377 9,243,556
2008 1,488,054 8,817,647
2007 1,450,986 8,388,788
2006 1,415,303 7,976,526
2005 1,381,585 7,590,143
2004 1,349,563 7,233,041
2003 1,318,806 6,903,127
2002 1,289,307 6,596,806
2001 1,261,273 6,308,391
2000 1,234,741 6,032,267
1999 1,210,206 5,771,628
1998 1,187,473 5,620,068
1997 1,165,545 5,509,136
1996 1,143,535 5,356,925
1995 1,119,949 5,225,836
1994 1,092,031 5,071,184
1993 1,058,745 4,956,002
1992 1,024,356 4,909,749
1991 994,639 4,836,677
1990 973,669 4,737,633
1989 957,789 4,713,229
1988 942,061 4,848,029
1987 926,862 4,962,395
1986 912,126 4,921,240
1985 897,697 4,834,296
1984 883,519 4,750,627
1983 869,592 4,661,574
1982 855,891 4,557,686
1981 842,432 4,447,272
1980 829,303 4,339,030
1979 819,867 4,232,605
1978 791,694 4,127,657
1977 741,789 4,024,032
1976 694,191 3,921,910
1975 650,966 3,821,494
1974 613,338 3,723,259
1973 592,808 3,627,383
1972 586,620 3,542,497
1971 586,221 3,468,646
1970 584,403 3,409,614
1969 581,610 3,365,533
1968 578,170 3,321,528
1967 569,011 3,277,648
1966 566,908 3,236,423
1965 575,005 3,189,835
1964 588,543 3,129,918
1963 594,418 3,072,669
1962 589,474 3,024,308
1961 582,532 2,976,724
1960 577,633 2,931,559

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/south-sudan | CC BY

From 2006 to 2016, the population of Guinea-Bissau increased by 416,590 people (a 29.4% growth), while South Sudan gained 2,853,576 people (a 35.8% growth).

For the next 10 years, from 2016 to 2026, Guinea-Bissau gained 491,567 people (a 26.8% growth), while South Sudan's population increased by 1,734,946 people (a 16% growth).

Guinea-Bissau was ranked 148th most populous country in 2006 and is 146th in 2026. South Sudan was ranked 92nd in 2006 and ranked 80th 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 South Sudan will increase by 46.7% to 18,427,690 people and rank change from 80th to 78th.

Guinea-Bissau is projected to reach its peak in 2100 at 4.71M people compared to the peak of 24.1M people in 2100 for South Sudan.

Population growth rate by year

Guinea-Bissau
Factual

Projection
South Sudan
Factual

Projection
1x
Year Growth rate
Guinea-Bissau South Sudan
2100 0.15% 0.02%
2099 0.14% 0.07%
2098 0.16% -0.008%
2097 0.19% 0.04%
2096 0.18% 0.03%
2095 0.25% -0.006%
2094 0.24% 0.04%
2093 0.26% 0.08%
2092 0.24% 0.08%
2091 0.25% 0.09%
2090 0.26% 0.17%
2089 0.28% 0.19%
2088 0.3% 0.15%
2087 0.34% 0.23%
2086 0.35% 0.19%
2085 0.37% 0.3%
2084 0.35% 0.29%
2083 0.36% 0.33%
2082 0.37% 0.32%
2081 0.44% 0.32%
2080 0.48% 0.42%
2079 0.49% 0.42%
2078 0.54% 0.48%
2077 0.56% 0.43%
2076 0.62% 0.52%
2075 0.59% 0.63%
2074 0.65% 0.63%
2073 0.66% 0.64%
2072 0.67% 0.68%
2071 0.67% 0.62%
2070 0.71% 0.67%
2069 0.75% 0.8%
2068 0.76% 0.77%
2067 0.77% 0.77%
2066 0.85% 0.84%
2065 0.86% 0.83%
2064 0.89% 0.84%
2063 0.93% 0.87%
2062 0.96% 0.85%
2061 0.93% 0.87%
2060 1.02% 0.97%
2059 1.05% 0.93%
2058 1.05% 0.98%
2057 1.05% 0.99%
2056 1.11% 1%
2055 1.18% 1.07%
2054 1.14% 1.03%
2053 1.2% 1.17%
2052 1.28% 1.11%
2051 1.32% 1.08%
2050 1.39% 1.12%
2049 1.4% 1.16%
2048 1.47% 1.21%
2047 1.43% 1.29%
2046 1.52% 1.29%
2045 1.49% 1.36%
2044 1.52% 1.38%
2043 1.54% 1.46%
2042 1.55% 1.52%
2041 1.6% 1.57%
2040 1.67% 1.59%
2039 1.68% 1.68%
2038 1.7% 1.72%
2037 1.77% 1.81%
2036 1.72% 1.86%
2035 1.78% 1.87%
2034 1.89% 1.86%
2033 1.91% 1.94%
2032 1.93% 2.01%
2031 1.93% 1.97%
2030 1.95% 1.96%
2029 2% 2%
2028 2.09% 2%
2027 2.12% 2.04%
2026 2.17% 2.02%
2025 2.19% 2.05%
2024 2.23% 4.01%
2023 2.27% 4.19%
2022 2.27% 1.43%
2021 2.26% 1.56%
2020 2.32% 2.64%
2019 2.37% 2.97%
2018 2.4% -1.33%
2017 2.47% -5.27%
2016 2.54% -2.5%
2015 2.6% -1.13%
2014 2.66% 0.62%
2013 2.7% 3.81%
2012 2.7% 4.55%
2011 2.66% 5.56%
2010 2.62% 5.44%
2009 2.58% 4.83%
2008 2.55% 5.11%
2007 2.52% 5.17%
2006 2.44% 5.09%
2005 2.37% 4.94%
2004 2.33% 4.78%
2003 2.29% 4.64%
2002 2.22% 4.57%
2001 2.15% 4.58%
2000 2.03% 4.52%
1999 1.91% 2.7%
1998 1.88% 2.01%
1997 1.92% 2.84%
1996 2.11% 2.51%
1995 2.56% 3.05%
1994 3.14% 2.32%
1993 3.36% 0.94%
1992 2.99% 1.51%
1991 2.15% 2.09%
1990 1.66% 0.52%
1989 1.67% -2.78%
1988 1.64% -2.3%
1987 1.62% 0.84%
1986 1.61% 1.8%
1985 1.6% 1.76%
1984 1.6% 1.91%
1983 1.6% 2.28%
1982 1.6% 2.48%
1981 1.58% 2.49%
1980 1.15% 2.51%
1979 3.56% 2.54%
1978 6.73% 2.58%
1977 6.86% 2.6%
1976 6.64% 2.63%
1975 6.13% 2.64%
1974 3.46% 2.64%
1973 1.05% 2.4%
1972 0.07% 2.13%
1971 0.31% 1.73%
1970 0.48% 1.31%
1969 0.59% 1.32%
1968 1.61% 1.34%
1967 0.37% 1.27%
1966 -1.41% 1.46%
1965 -2.3% 1.91%
1964 -0.99% 1.86%
1963 0.84% 1.6%
1962 1.19% 1.6%
1961 0.85% 1.54%

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/south-sudan | CC BY

In 2025, the population of Guinea-Bissau grew by 2.19%, while South Sudan's population grew by 2.05%.

Live population counters

Guinea-Bissau South Sudan
Current population
2323460
12565048
Population rank 146/197 80/197
Percent of world population 0.03% 0.15%
One net population change
10.9 minutes
2.15 minutes
One birth every
8.08 minutes
1.51 minutes
One death every
34.1 minutes
4.48 minutes
Daily growth/decline +132 +672
Annual growth/decline +48,163 +245,380
Annual growth/decline rate +2.19% +2.05%
Population growth rate rank 41/197 48/197
One migration net change every
6.4 hours
1.43 hours
Annual migration change -1,373 +6,145
Net migration rank 96/196 50/196
Foreign-born residents 15,064 914,001
Foreign-born residents rank 172/195 62/195
Foreign-born share of population 0.7% 7.7%
Foreign-born share rank 165/195 77/195

Natural population change vs migration

Guinea-Bissau
Natural

Migration
South Sudan
Natural

Migration
1x
Year Population change
Guinea-Bissau South Sudan
Natural Migration Natural Migration
2025 - -1,373 - 6,145
2024 49,642 -1,712 231,714 15,374
2023 49,498 -1,400 217,966 455,000
2022 48,920 -1,400 211,166 40,259
2021 47,242 -1,395 213,567 -154,359
2020 46,718 -1,394 212,332 62,935
2019 47,196 -1,395 209,708 65,198
2018 46,659 -1,396 168,497 157,408
2017 46,318 -1,398 72,193 -670,477
2016 46,814 -1,392 110,553 -654,225
2015 46,846 -1,393 148,542 -159,822
2014 46,615 -1,393 227,611 -471,523
2013 46,472 -1,395 315,983 65,337
2012 45,480 -1,442 312,974 125,771
2011 44,405 -1,760 303,181 194,325
2010 43,067 -2,257 287,409 299,402
2009 41,950 -2,821 278,859 139,129
2008 40,841 -3,313 268,268 165,557
2007 40,288 -3,676 256,546 167,350
2006 38,886 -4,142 246,706 153,926
2005 37,347 -4,662 239,272 132,869
2004 36,495 -5,144 231,877 110,182
2003 35,649 -5,487 225,822 91,951
2002 34,561 -5,712 212,014 82,847
2001 33,461 -6,239 204,108 77,856
2000 32,816 -6,971 196,055 74,227
1999 30,916 -7,686 180,721 70,271
1998 30,390 -8,163 -12,157 64,285
1997 29,792 -8,176 121,454 48,280
1996 29,778 -7,369 116,728 17,953
1995 29,142 -4,376 110,417 17,077
1994 27,895 3,174 165,407 16,407
1993 26,943 8,562 32,779 15,772
1992 25,747 7,531 28,874 15,077
1991 24,527 1,621 87,873 14,327
1990 23,936 -8,151 82,900 12,988
1989 24,286 -8,296 83,735 -130,821
1988 23,940 -8,473 -125,447 -97,065
1987 23,549 -8,622 5,756 -11,976
1986 23,301 -8,748 99,502 -10,973
1985 23,116 -8,812 95,342 -9,986
1984 22,861 -8,812 90,970 -8,984
1983 22,542 -8,729 104,107 -7,986
1982 22,131 -8,539 118,641 -6,983
1981 21,611 -8,291 115,163 -5,994
1980 21,024 -8,086 112,307 -4,997
1979 19,736 -13,801 109,540 -3,997
1978 17,468 32,936 107,352 -2,998
1977 15,484 33,922 104,886 -1,997
1976 13,688 32,113 102,346 -995
1975 11,998 28,645 99,882 -395
1974 10,321 24,290 97,181 -192
1973 8,430 -1,985 94,765 0
1972 7,911 -1,985 74,803 193
1971 8,183 -13,302 72,308 394
1970 7,632 1,123 44,776 587
1969 7,857 -11,033 42,015 786
1968 7,289 2,769 44,213 995
1967 6,742 1,516 41,357 1,194
1966 6,955 -11,006 38,523 1,386
1965 7,789 -19,928 51,682 1,591
1964 8,989 -23,936 64,786 1,785
1963 9,190 -5,993 46,333 1,591
1962 10,662 -3,960 47,406 1,386
1961 10,756 -3,575 45,186 1,194
1960 10,618 -8,007 42,945 995

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

GeoRank.org/population/guinea-bissau/south-sudan | 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 South Sudan 68.1% is from natural causes (a gain of 1,796,238 people) and 31.9% is from migration (a loss of 842,709 people).

As of 2024, 15,064 residents or 0.7% of the population were not native-born in Guinea-Bissau, compared to 914,001 people or 7.7% in South Sudan.

Biggest cities by population

Guinea-Bissau
City Population
Bissau 492K
Bafata 29.6K
South Sudan
City Population
Juba 500K
Wau 321K
Bor 315K
Malakal 147K
Yambio 130K

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/south-sudan | 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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