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

Updated on by Georank

The latest officially reported population of Guinea-Bissau was 2,249,515 in 2025 vs 10,804,871 people in Portugal in 2025. In 2026, based on the adjusted UN estimation, the current Guinea-Bissau's population is 2,323,460 people compared to 10,788,071 in Portugal.

Population statistics:

  • Portugal's population is 4.64 times bigger than Guinea-Bissau's.
  • Guinea-Bissau is ranked the 146th most populous country in the world, while Portugal is the 91st.
  • The countries together account for 0.16% of the world: 0.03% for Guinea-Bissau vs 0.13% for Portugal.
  • For the last 10 years, Guinea-Bissau has had an average growth rate of +2.36% per year vs +0.35% in Portugal.
  • Since 2006, the population of Guinea-Bissau has increased from 1.42M people to 2.32M (64.2% growth), while Portugal has grown from 10.5M to 10.8M (2.53% growth).

Guinea-Bissau vs Portugal: population by year and forecast

Guinea-Bissau
Factual

Projection
Portugal
Factual

Projection
1x
Year Population
Guinea-Bissau Portugal
2100 4,713,104 9,079,610
2099 4,706,098 9,084,930
2098 4,699,568 9,089,064
2097 4,691,855 9,094,546
2096 4,682,938 9,100,755
2095 4,674,608 9,108,548
2094 4,663,103 9,113,366
2093 4,651,788 9,118,286
2092 4,639,582 9,123,579
2091 4,628,423 9,127,714
2090 4,616,772 9,132,140
2089 4,604,837 9,136,870
2088 4,592,099 9,141,647
2087 4,578,407 9,147,996
2086 4,562,793 9,152,804
2085 4,547,020 9,158,263
2084 4,530,206 9,165,158
2083 4,514,557 9,171,574
2082 4,498,172 9,179,958
2081 4,481,590 9,190,466
2080 4,461,992 9,201,621
2079 4,440,836 9,214,398
2078 4,419,277 9,228,555
2077 4,395,599 9,243,708
2076 4,371,019 9,262,542
2075 4,343,934 9,282,392
2074 4,318,519 9,305,608
2073 4,290,772 9,330,117
2072 4,262,846 9,353,771
2071 4,234,576 9,380,991
2070 4,206,253 9,409,668
2069 4,176,501 9,440,299
2068 4,145,457 9,473,457
2067 4,114,243 9,506,001
2066 4,082,951 9,539,597
2065 4,048,502 9,574,237
2064 4,013,784 9,611,738
2063 3,978,328 9,649,045
2062 3,941,631 9,686,737
2061 3,904,197 9,723,601
2060 3,868,146 9,762,379
2059 3,829,277 9,801,072
2058 3,789,609 9,841,936
2057 3,750,140 9,880,092
2056 3,710,996 9,918,643
2055 3,670,229 9,958,971
2054 3,627,303 9,997,570
2053 3,586,333 10,037,385
2052 3,543,640 10,076,095
2051 3,498,845 10,112,788
2050 3,453,155 10,149,626
2049 3,405,764 10,187,172
2048 3,358,731 10,221,034
2047 3,310,142 10,255,340
2046 3,263,507 10,289,266
2045 3,214,677 10,321,807
2044 3,167,400 10,353,338
2043 3,120,097 10,384,554
2042 3,072,862 10,412,950
2041 3,025,833 10,440,054
2040 2,978,159 10,469,380
2039 2,929,364 10,497,556
2038 2,881,007 10,523,869
2037 2,832,794 10,548,445
2036 2,783,401 10,573,361
2035 2,736,240 10,597,352
2034 2,688,290 10,621,955
2033 2,638,427 10,645,024
2032 2,588,961 10,668,384
2031 2,540,013 10,689,372
2030 2,491,987 10,708,819
2029 2,444,278 10,729,893
2028 2,396,253 10,752,023
2027 2,347,151 10,770,712
2026 2,298,439 10,788,071
2025 2,249,515 10,804,871
2024 2,201,352 10,694,681
2023 2,153,339 10,578,174
2022 2,105,529 10,434,332
2021 2,058,841 10,361,831
2020 2,013,255 10,297,081
2019 1,967,696 10,286,263
2018 1,922,168 10,283,822
2017 1,877,072 10,300,300
2016 1,831,893 10,325,452
2015 1,786,457 10,358,076
2014 1,741,122 10,401,062
2013 1,695,973 10,457,295
2012 1,651,417 10,514,844
2011 1,608,076 10,557,560
2010 1,566,347 10,573,100
2009 1,526,377 10,568,247
2008 1,488,054 10,558,177
2007 1,450,986 10,542,964
2006 1,415,303 10,522,288
2005 1,381,585 10,503,330
2004 1,349,563 10,483,861
2003 1,318,806 10,458,821
2002 1,289,307 10,419,631
2001 1,261,273 10,362,722
2000 1,234,741 10,289,898
1999 1,210,206 10,217,828
1998 1,187,473 10,160,196
1997 1,165,545 10,108,977
1996 1,143,535 10,063,945
1995 1,119,949 10,026,176
1994 1,092,031 9,991,525
1993 1,058,745 9,964,675
1992 1,024,356 9,952,494
1991 994,639 9,960,235
1990 973,669 9,983,218
1989 957,789 10,005,000
1988 942,061 10,019,610
1987 926,862 10,030,031
1986 912,126 10,032,734
1985 897,697 10,023,613
1984 883,519 9,996,232
1983 869,592 9,957,865
1982 855,891 9,911,771
1981 842,432 9,851,362
1980 829,303 9,766,312
1979 819,867 9,661,265
1978 791,694 9,558,250
1977 741,789 9,455,675
1976 694,191 9,355,810
1975 650,966 9,093,470
1974 613,338 8,754,365
1973 592,808 8,633,100
1972 586,620 8,630,430
1971 586,221 8,643,756
1970 584,403 8,680,431
1969 581,610 8,757,705
1968 578,170 8,836,650
1967 569,011 8,874,520
1966 566,908 8,930,990
1965 575,005 8,998,595
1964 588,543 9,035,365
1963 594,418 9,030,355
1962 589,474 8,993,985
1961 582,532 8,929,316
1960 577,633 8,857,716

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/portugal | CC BY

From 2006 to 2016, the population of Guinea-Bissau increased by 416,590 people (a 29.4% growth), while Portugal lost 196,836 people (a 1.87% decline).

For the next 10 years, from 2016 to 2026, Guinea-Bissau gained 491,567 people (a 26.8% growth), while Portugal's population increased by 462,619 people (a 4.48% growth).

Guinea-Bissau was ranked 148th most populous country in 2006 and is 146th in 2026. Portugal was ranked 78th in 2006 and ranked 91st 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 Portugal will decrease by 5.92% to 10,149,626 people and rank change from 91st to 97th.

Guinea-Bissau is projected to reach its peak in 2100 at 4.71M people, while Portugal's population already peaked in 2025 at 10.8M people and is projected to decrease to 9.08M people by 2100.

Population growth rate by year

Guinea-Bissau
Factual

Projection
Portugal
Factual

Projection
1x
Year Growth rate
Guinea-Bissau Portugal
2100 0.15% -0.06%
2099 0.14% -0.05%
2098 0.16% -0.06%
2097 0.19% -0.07%
2096 0.18% -0.09%
2095 0.25% -0.05%
2094 0.24% -0.05%
2093 0.26% -0.06%
2092 0.24% -0.05%
2091 0.25% -0.05%
2090 0.26% -0.05%
2089 0.28% -0.05%
2088 0.3% -0.07%
2087 0.34% -0.05%
2086 0.35% -0.06%
2085 0.37% -0.08%
2084 0.35% -0.07%
2083 0.36% -0.09%
2082 0.37% -0.11%
2081 0.44% -0.12%
2080 0.48% -0.14%
2079 0.49% -0.15%
2078 0.54% -0.16%
2077 0.56% -0.2%
2076 0.62% -0.21%
2075 0.59% -0.25%
2074 0.65% -0.26%
2073 0.66% -0.25%
2072 0.67% -0.29%
2071 0.67% -0.3%
2070 0.71% -0.32%
2069 0.75% -0.35%
2068 0.76% -0.34%
2067 0.77% -0.35%
2066 0.85% -0.36%
2065 0.86% -0.39%
2064 0.89% -0.39%
2063 0.93% -0.39%
2062 0.96% -0.38%
2061 0.93% -0.4%
2060 1.02% -0.39%
2059 1.05% -0.42%
2058 1.05% -0.39%
2057 1.05% -0.39%
2056 1.11% -0.4%
2055 1.18% -0.39%
2054 1.14% -0.4%
2053 1.2% -0.38%
2052 1.28% -0.36%
2051 1.32% -0.36%
2050 1.39% -0.37%
2049 1.4% -0.33%
2048 1.47% -0.33%
2047 1.43% -0.33%
2046 1.52% -0.32%
2045 1.49% -0.3%
2044 1.52% -0.3%
2043 1.54% -0.27%
2042 1.55% -0.26%
2041 1.6% -0.28%
2040 1.67% -0.27%
2039 1.68% -0.25%
2038 1.7% -0.23%
2037 1.77% -0.24%
2036 1.72% -0.23%
2035 1.78% -0.23%
2034 1.89% -0.22%
2033 1.91% -0.22%
2032 1.93% -0.2%
2031 1.93% -0.18%
2030 1.95% -0.2%
2029 2% -0.21%
2028 2.09% -0.17%
2027 2.12% -0.16%
2026 2.17% -0.16%
2025 2.19% 1.03%
2024 2.23% 1.1%
2023 2.27% 1.38%
2022 2.27% 0.7%
2021 2.26% 0.63%
2020 2.32% 0.11%
2019 2.37% 0.02%
2018 2.4% -0.16%
2017 2.47% -0.24%
2016 2.54% -0.31%
2015 2.6% -0.41%
2014 2.66% -0.54%
2013 2.7% -0.55%
2012 2.7% -0.4%
2011 2.66% -0.15%
2010 2.62% 0.05%
2009 2.58% 0.1%
2008 2.55% 0.14%
2007 2.52% 0.2%
2006 2.44% 0.18%
2005 2.37% 0.19%
2004 2.33% 0.24%
2003 2.29% 0.38%
2002 2.22% 0.55%
2001 2.15% 0.71%
2000 2.03% 0.71%
1999 1.91% 0.57%
1998 1.88% 0.51%
1997 1.92% 0.45%
1996 2.11% 0.38%
1995 2.56% 0.35%
1994 3.14% 0.27%
1993 3.36% 0.12%
1992 2.99% -0.08%
1991 2.15% -0.23%
1990 1.66% -0.22%
1989 1.67% -0.15%
1988 1.64% -0.1%
1987 1.62% -0.03%
1986 1.61% 0.09%
1985 1.6% 0.27%
1984 1.6% 0.39%
1983 1.6% 0.47%
1982 1.6% 0.61%
1981 1.58% 0.87%
1980 1.15% 1.09%
1979 3.56% 1.08%
1978 6.73% 1.08%
1977 6.86% 1.07%
1976 6.64% 2.88%
1975 6.13% 3.87%
1974 3.46% 1.4%
1973 1.05% 0.03%
1972 0.07% -0.15%
1971 0.31% -0.42%
1970 0.48% -0.88%
1969 0.59% -0.89%
1968 1.61% -0.43%
1967 0.37% -0.63%
1966 -1.41% -0.75%
1965 -2.3% -0.41%
1964 -0.99% 0.06%
1963 0.84% 0.4%
1962 1.19% 0.72%
1961 0.85% 0.81%

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/portugal | CC BY

In 2025, the population of Guinea-Bissau grew by 2.19%, while Portugal's population grew by 1.03%.

Live population counters

Guinea-Bissau Portugal
Current population
2323460
10788071
Population rank 146/197 91/197
Percent of world population 0.03% 0.13%
One net population change
10.9 minutes
4.78 minutes
One birth every
8.08 minutes
6.22 minutes
One death every
34.1 minutes
4.43 minutes
Daily growth/decline +132 +302
Annual growth/decline +48,163 +110,190
Annual growth/decline rate +2.19% +1.03%
Population growth rate rank 41/197 99/197
One migration net change every
6.4 hours
32 minutes
Annual migration change -1,373 +16,472
Net migration rank 96/196 38/196
Foreign-born residents 15,064 1,127,184
Foreign-born residents rank 172/195 56/195
Foreign-born share of population 0.7% 10.8%
Foreign-born share rank 165/195 61/195

Natural population change vs migration

Guinea-Bissau
Natural

Migration
Portugal
Natural

Migration
1x
Year Population change
Guinea-Bissau Portugal
Natural Migration Natural Migration
2025 - -1,373 - 16,472
2024 49,642 -1,712 -34,223 20,648
2023 49,498 -1,400 -32,792 29,102
2022 48,920 -1,400 -40,694 68,696
2021 47,242 -1,395 -45,592 69,606
2020 46,718 -1,394 -39,129 54,076
2019 47,196 -1,395 -24,687 63,031
2018 46,659 -1,396 -25,709 22,495
2017 46,318 -1,398 -23,691 13,979
2016 46,814 -1,392 -23,749 -775
2015 46,846 -1,393 -23,823 -3,209
2014 46,615 -1,393 -22,882 -26,447
2013 46,472 -1,395 -24,052 -36,342
2012 45,480 -1,442 -17,875 -37,083
2011 44,405 -1,760 -5,279 -31,513
2010 43,067 -2,257 -4,230 -5,627
2009 41,950 -2,821 -5,284 14,532
2008 40,841 -3,313 0 9,478
2007 40,288 -3,676 -1,055 21,064
2006 38,886 -4,142 3,156 16,754
2005 37,347 -4,662 2,101 15,537
2004 36,495 -5,144 7,339 13,928
2003 35,649 -5,487 4,184 24,740
2002 34,561 -5,712 8,335 42,169
2001 33,461 -6,239 8,290 55,565
2000 32,816 -6,971 15,435 60,586
1999 30,916 -7,686 8,175 49,572
1998 30,390 -8,163 7,112 40,931
1997 29,792 -8,176 8,087 36,922
1996 29,778 -7,369 4,026 32,640
1995 29,142 -4,376 4,011 26,971
1994 27,895 3,174 9,991 20,761
1993 26,943 8,562 7,972 8,561
1992 25,747 7,531 13,933 -11,847
1991 24,527 1,621 12,948 -37,914
1990 23,936 -8,151 13,976 -34,855
1989 24,286 -8,296 22,011 -30,615
1988 23,940 -8,473 24,047 -26,595
1987 23,549 -8,622 28,084 -23,142
1986 23,301 -8,748 31,102 -20,000
1985 23,116 -8,812 33,077 -19,183
1984 22,861 -8,812 45,983 -16,658
1983 22,542 -8,729 47,798 -16,568
1982 22,131 -8,539 58,479 -15,006
1981 21,611 -8,291 56,152 -7,938
1980 21,024 -8,086 63,481 29,881
1979 19,736 -13,801 67,628 32,434
1978 17,468 32,936 70,731 34,345
1977 15,484 33,922 84,156 37,779
1976 13,688 32,113 85,138 40,490
1975 11,998 28,645 81,841 42,262
1974 10,321 24,290 74,412 41,254
1973 8,430 -1,985 76,835 39,748
1972 7,911 -1,985 83,715 39,058
1971 8,183 -13,302 82,980 48,944
1970 7,632 1,123 87,672 -191,862
1969 7,857 -11,033 89,329 -161,114
1968 7,289 2,769 100,737 -145,200
1967 6,742 1,516 106,495 -136,232
1966 6,955 -11,006 107,171 -129,233
1965 7,789 -19,928 115,182 -123,855
1964 8,989 -23,936 120,170 -118,763
1963 9,190 -5,993 113,783 -116,874
1962 10,662 -3,960 123,217 -113,947
1961 10,756 -3,575 117,867 -112,768
1960 10,618 -8,007 118,693 -95,886

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

GeoRank.org/population/guinea-bissau/portugal | 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 Portugal 48.2% is from natural causes (a loss of 314,089 people) and 51.8% is from migration (a gain of 337,649 people).

As of 2024, 15,064 residents or 0.7% of the population were not native-born in Guinea-Bissau, compared to 1,127,184 people or 10.8% in Portugal.

Biggest cities by population

Guinea-Bissau
City Population
Bissau 492K
Bafata 29.6K
Portugal
City Population
Lisbon 546K
Sintra 386K
Vila Nova de Gaia 304K
Porto 232K
Cascais 214K
Loures 202K
Braga 193K
Almada 177K
Matosinhos 173K
Oeiras 172K

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/portugal | 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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