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

Updated on by Georank

The latest officially reported population of Guinea-Bissau was 2,249,515 in 2025 vs 1,243,741 people in Mauritius in 2025. In 2026, based on the adjusted UN estimation, the current Guinea-Bissau's population is 2,323,460 people compared to 1,240,721 in Mauritius.

Population statistics:

  • Guinea-Bissau's population is 1.87 times bigger than Mauritius'.
  • Guinea-Bissau is ranked the 146th most populous country in the world, while Mauritius is the 157th.
  • The countries together account for 0.04% of the world: 0.03% for Guinea-Bissau vs 0.01% for Mauritius.
  • For the last 10 years, Guinea-Bissau has had an average growth rate of +2.36% per year vs -0.13% in Mauritius.
  • Since 2006, the population of Guinea-Bissau has increased from 1.42M people to 2.32M (64.2% growth), while Mauritius has grown from 1.23M to 1.24M (0.54% growth).

Guinea-Bissau vs Mauritius: population by year and forecast

Guinea-Bissau
Factual

Projection
Mauritius
Factual

Projection
1x
Year Population
Guinea-Bissau Mauritius
2100 4,713,104 573,815
2099 4,706,098 582,097
2098 4,699,568 590,562
2097 4,691,855 599,251
2096 4,682,938 608,134
2095 4,674,608 617,230
2094 4,663,103 626,529
2093 4,651,788 636,052
2092 4,639,582 645,739
2091 4,628,423 655,617
2090 4,616,772 665,663
2089 4,604,837 675,889
2088 4,592,099 686,240
2087 4,578,407 696,717
2086 4,562,793 707,360
2085 4,547,020 718,105
2084 4,530,206 728,910
2083 4,514,557 739,778
2082 4,498,172 750,765
2081 4,481,590 761,750
2080 4,461,992 772,748
2079 4,440,836 783,786
2078 4,419,277 794,837
2077 4,395,599 805,918
2076 4,371,019 816,942
2075 4,343,934 827,927
2074 4,318,519 838,911
2073 4,290,772 849,873
2072 4,262,846 860,821
2071 4,234,576 871,644
2070 4,206,253 882,518
2069 4,176,501 893,282
2068 4,145,457 903,984
2067 4,114,243 914,668
2066 4,082,951 925,317
2065 4,048,502 935,999
2064 4,013,784 946,603
2063 3,978,328 957,115
2062 3,941,631 967,627
2061 3,904,197 978,076
2060 3,868,146 988,500
2059 3,829,277 998,838
2058 3,789,609 1,009,091
2057 3,750,140 1,019,346
2056 3,710,996 1,029,601
2055 3,670,229 1,039,730
2054 3,627,303 1,049,821
2053 3,586,333 1,059,876
2052 3,543,640 1,069,793
2051 3,498,845 1,079,612
2050 3,453,155 1,089,300
2049 3,405,764 1,098,902
2048 3,358,731 1,108,341
2047 3,310,142 1,117,590
2046 3,263,507 1,126,567
2045 3,214,677 1,135,321
2044 3,167,400 1,143,708
2043 3,120,097 1,151,882
2042 3,072,862 1,159,639
2041 3,025,833 1,167,107
2040 2,978,159 1,174,241
2039 2,929,364 1,181,008
2038 2,881,007 1,187,347
2037 2,832,794 1,193,347
2036 2,783,401 1,199,055
2035 2,736,240 1,204,453
2034 2,688,290 1,209,521
2033 2,638,427 1,214,292
2032 2,588,961 1,218,727
2031 2,540,013 1,222,858
2030 2,491,987 1,226,642
2029 2,444,278 1,230,401
2028 2,396,253 1,234,008
2027 2,347,151 1,237,431
2026 2,298,439 1,240,721
2025 2,249,515 1,243,741
2024 2,201,352 1,245,779
2023 2,153,339 1,248,647
2022 2,105,529 1,262,523
2021 2,058,841 1,266,334
2020 2,013,255 1,266,014
2019 1,967,696 1,265,985
2018 1,922,168 1,265,577
2017 1,877,072 1,264,887
2016 1,831,893 1,263,747
2015 1,786,457 1,262,879
2014 1,741,122 1,261,208
2013 1,695,973 1,258,927
2012 1,651,417 1,255,882
2011 1,608,076 1,252,404
2010 1,566,347 1,250,400
2009 1,526,377 1,247,429
2008 1,488,054 1,244,121
2007 1,450,986 1,239,630
2006 1,415,303 1,233,996
2005 1,381,585 1,228,254
2004 1,349,563 1,221,003
2003 1,318,806 1,213,370
2002 1,289,307 1,204,621
2001 1,261,273 1,196,287
2000 1,234,741 1,186,873
1999 1,210,206 1,175,267
1998 1,187,473 1,160,421
1997 1,165,545 1,148,284
1996 1,143,535 1,133,996
1995 1,119,949 1,122,457
1994 1,092,031 1,112,846
1993 1,058,745 1,097,374
1992 1,024,356 1,084,441
1991 994,639 1,070,266
1990 973,669 1,058,775
1989 957,789 1,051,260
1988 942,061 1,043,239
1987 926,862 1,036,082
1986 912,126 1,028,360
1985 897,697 1,020,528
1984 883,519 1,012,221
1983 869,592 1,001,691
1982 855,891 992,521
1981 842,432 980,462
1980 829,303 966,039
1979 819,867 949,888
1978 791,694 933,499
1977 741,789 921,379
1976 694,191 906,507
1975 650,966 892,000
1974 613,338 878,042
1973 592,808 864,819
1972 586,620 852,053
1971 586,221 839,230
1970 584,403 826,000
1969 581,610 812,405
1968 578,170 798,413
1967 569,011 783,917
1966 566,908 768,813
1965 575,005 753,000
1964 588,543 736,381
1963 594,418 718,861
1962 589,474 700,349
1961 582,532 680,757
1960 577,633 680,331

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/mauritius | CC BY

From 2006 to 2016, the population of Guinea-Bissau increased by 416,590 people (a 29.4% growth), while Mauritius gained 29,751 people (a 2.41% growth).

For the next 10 years, from 2016 to 2026, Guinea-Bissau gained 491,567 people (a 26.8% growth), while Mauritius' population decreased by 23,026 people (a 1.82% decline).

Guinea-Bissau was ranked 148th most populous country in 2006 and is 146th in 2026. Mauritius was ranked 151st in 2006 and ranked 157th 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 Mauritius will decrease by 12.2% to 1,089,300 people and rank change from 157th to 160th.

Guinea-Bissau is projected to reach its peak in 2100 at 4.71M people, while Mauritius' population already peaked in 2021 at 1.27M people and is projected to decrease to 574K people by 2100.

Population growth rate by year

Guinea-Bissau
Factual

Projection
Mauritius
Factual

Projection
1x
Year Growth rate
Guinea-Bissau Mauritius
2100 0.15% -1.42%
2099 0.14% -1.43%
2098 0.16% -1.45%
2097 0.19% -1.46%
2096 0.18% -1.47%
2095 0.25% -1.48%
2094 0.24% -1.5%
2093 0.26% -1.5%
2092 0.24% -1.51%
2091 0.25% -1.51%
2090 0.26% -1.51%
2089 0.28% -1.51%
2088 0.3% -1.5%
2087 0.34% -1.5%
2086 0.35% -1.5%
2085 0.37% -1.48%
2084 0.35% -1.47%
2083 0.36% -1.46%
2082 0.37% -1.44%
2081 0.44% -1.42%
2080 0.48% -1.41%
2079 0.49% -1.39%
2078 0.54% -1.38%
2077 0.56% -1.35%
2076 0.62% -1.33%
2075 0.59% -1.31%
2074 0.65% -1.29%
2073 0.66% -1.27%
2072 0.67% -1.24%
2071 0.67% -1.23%
2070 0.71% -1.21%
2069 0.75% -1.18%
2068 0.76% -1.17%
2067 0.77% -1.15%
2066 0.85% -1.14%
2065 0.86% -1.12%
2064 0.89% -1.1%
2063 0.93% -1.09%
2062 0.96% -1.07%
2061 0.93% -1.05%
2060 1.02% -1.04%
2059 1.05% -1.02%
2058 1.05% -1.01%
2057 1.05% -1%
2056 1.11% -0.97%
2055 1.18% -0.96%
2054 1.14% -0.95%
2053 1.2% -0.93%
2052 1.28% -0.91%
2051 1.32% -0.89%
2050 1.39% -0.87%
2049 1.4% -0.85%
2048 1.47% -0.83%
2047 1.43% -0.8%
2046 1.52% -0.77%
2045 1.49% -0.73%
2044 1.52% -0.71%
2043 1.54% -0.67%
2042 1.55% -0.64%
2041 1.6% -0.61%
2040 1.67% -0.57%
2039 1.68% -0.53%
2038 1.7% -0.5%
2037 1.77% -0.48%
2036 1.72% -0.45%
2035 1.78% -0.42%
2034 1.89% -0.39%
2033 1.91% -0.36%
2032 1.93% -0.34%
2031 1.93% -0.31%
2030 1.95% -0.31%
2029 2% -0.29%
2028 2.09% -0.28%
2027 2.12% -0.27%
2026 2.17% -0.24%
2025 2.19% -0.16%
2024 2.23% -0.23%
2023 2.27% -1.1%
2022 2.27% -0.3%
2021 2.26% 0.03%
2020 2.32% 0.002%
2019 2.37% 0.03%
2018 2.4% 0.05%
2017 2.47% 0.09%
2016 2.54% 0.07%
2015 2.6% 0.13%
2014 2.66% 0.18%
2013 2.7% 0.24%
2012 2.7% 0.28%
2011 2.66% 0.16%
2010 2.62% 0.24%
2009 2.58% 0.27%
2008 2.55% 0.36%
2007 2.52% 0.46%
2006 2.44% 0.47%
2005 2.37% 0.59%
2004 2.33% 0.63%
2003 2.29% 0.73%
2002 2.22% 0.7%
2001 2.15% 0.79%
2000 2.03% 0.99%
1999 1.91% 1.28%
1998 1.88% 1.06%
1997 1.92% 1.26%
1996 2.11% 1.03%
1995 2.56% 0.86%
1994 3.14% 1.41%
1993 3.36% 1.19%
1992 2.99% 1.32%
1991 2.15% 1.09%
1990 1.66% 0.71%
1989 1.67% 0.77%
1988 1.64% 0.69%
1987 1.62% 0.75%
1986 1.61% 0.77%
1985 1.6% 0.82%
1984 1.6% 1.05%
1983 1.6% 0.92%
1982 1.6% 1.23%
1981 1.58% 1.49%
1980 1.15% 1.7%
1979 3.56% 1.76%
1978 6.73% 1.32%
1977 6.86% 1.64%
1976 6.64% 1.63%
1975 6.13% 1.59%
1974 3.46% 1.53%
1973 1.05% 1.5%
1972 0.07% 1.53%
1971 0.31% 1.6%
1970 0.48% 1.67%
1969 0.59% 1.75%
1968 1.61% 1.85%
1967 0.37% 1.96%
1966 -1.41% 2.1%
1965 -2.3% 2.26%
1964 -0.99% 2.44%
1963 0.84% 2.64%
1962 1.19% 2.88%
1961 0.85% 0.06%

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/mauritius | CC BY

In 2025, the population of Guinea-Bissau grew by 2.19%, while Mauritius' population declined by 0.16%.

Live population counters

Guinea-Bissau Mauritius
Current population
2323460
1240721
Population rank 146/197 157/197
Percent of world population 0.03% 0.01%
One net population change
10.9 minutes
4.31 hours
One birth every
8.08 minutes
41 minutes
One death every
34.1 minutes
42.2 minutes
Daily growth/decline +132 -6
Annual growth/decline +48,163 -2,038
Annual growth/decline rate +2.19% -0.16%
Population growth rate rank 41/197 171/197
One migration net change every
6.4 hours
3.16 hours
Annual migration change -1,373 -2,784
Net migration rank 96/196 103/196
Foreign-born residents 15,064 29,142
Foreign-born residents rank 172/195 165/195
Foreign-born share of population 0.7% 2.3%
Foreign-born share rank 165/195 129/195

Natural population change vs migration

Guinea-Bissau
Natural

Migration
Mauritius
Natural

Migration
1x
Year Population change
Guinea-Bissau Mauritius
Natural Migration Natural Migration
2025 - -1,373 - -2,784
2024 49,642 -1,712 374 -2,787
2023 49,498 -1,400 999 -2,824
2022 48,920 -1,400 -757 -2,824
2021 47,242 -1,395 -380 -4,324
2020 46,718 -1,394 2,406 -5,895
2019 47,196 -1,395 1,646 -5,202
2018 46,659 -1,396 2,152 -5,084
2017 46,318 -1,398 3,289 -5,322
2016 46,814 -1,392 2,906 -4,483
2015 46,846 -1,393 2,905 -3,645
2014 46,615 -1,393 3,657 -3,691
2013 46,472 -1,395 4,281 -3,617
2012 45,480 -1,442 5,023 -3,663
2011 44,405 -1,760 5,511 -2,465
2010 43,067 -2,257 5,877 -2,624
2009 41,950 -2,821 6,113 -2,467
2008 40,841 -3,313 7,465 -2,589
2007 40,288 -3,676 8,429 -2,642
2006 38,886 -4,142 8,515 -2,757
2005 37,347 -4,662 10,195 -2,840
2004 36,495 -5,144 10,745 -3,001
2003 35,649 -5,487 10,799 -3,141
2002 34,561 -5,712 11,685 -3,150
2001 33,461 -6,239 11,723 -3,225
2000 32,816 -6,971 12,224 -2,326
1999 30,916 -7,686 12,341 -1,463
1998 30,390 -8,163 11,489 -1,292
1997 29,792 -8,176 11,943 -1,199
1996 29,778 -7,369 13,041 -1,092
1995 29,142 -4,376 13,020 -1,144
1994 27,895 3,174 14,355 -1,112
1993 26,943 8,562 14,814 -1,189
1992 25,747 7,531 15,833 -1,254
1991 24,527 1,621 15,091 -1,333
1990 23,936 -8,151 15,564 -1,938
1989 24,286 -8,296 14,718 -2,463
1988 23,940 -8,473 14,084 -1,399
1987 23,549 -8,622 13,262 -300
1986 23,301 -8,748 12,340 852
1985 23,116 -8,812 12,451 615
1984 22,861 -8,812 13,665 -258
1983 22,542 -8,729 14,525 -1,756
1982 22,131 -8,539 15,880 -2,226
1981 21,611 -8,291 18,334 -1,559
1980 21,024 -8,086 19,321 -1,739
1979 19,736 -13,801 19,282 -2,363
1978 17,468 32,936 18,670 -3,129
1977 15,484 33,922 16,769 -3,749
1976 13,688 32,113 16,407 -3,807
1975 11,998 28,645 15,342 -3,869
1974 10,321 24,290 17,561 -4,908
1973 8,430 -1,985 13,145 -2,144
1972 7,911 -1,985 14,825 -2,408
1971 8,183 -13,302 15,441 -960
1970 7,632 1,123 16,190 -1,281
1969 7,857 -11,033 15,761 -674
1968 7,289 2,769 17,884 -2,445
1967 6,742 1,516 17,560 -1,257
1966 6,955 -11,006 20,758 -4,123
1965 7,789 -19,928 20,482 -3,597
1964 8,989 -23,936 22,239 -4,850
1963 9,190 -5,993 22,069 -5,236
1962 10,662 -3,960 20,660 -6,107
1961 10,756 -3,575 20,355 -8,984
1960 10,618 -8,007 19,931 -7,083

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

GeoRank.org/population/guinea-bissau/mauritius | 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 Mauritius 26.8% is from natural causes (a gain of 15,540 people) and 73.2% is from migration (a loss of 42,390 people).

As of 2024, 15,064 residents or 0.7% of the population were not native-born in Guinea-Bissau, compared to 29,142 people or 2.3% in Mauritius.

Biggest cities by population

Guinea-Bissau
City Population
Bissau 492K
Bafata 29.6K
Mauritius
City Population
Port Louis 149K
Quatre Bornes 81.8K
Curepipe 77.5K
Triolet 23.4K
Goodlands 20.7K
Centre de Flacq 15.8K
Mahebourg 15.8K
Bambous 15.3K

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/mauritius | 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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