Skip to content

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

Updated on by Georank team

The latest officially reported population of Guinea-Bissau was 2,201,352 in 2024 vs 5,169,395 people in Mauritania in 2024. In 2026, based on the adjusted UN estimation, the current Guinea-Bissau's population is 2,311,915 people compared to 5,505,206 in Mauritania.

Population statistics:

  • Mauritania's population is 2.38 times bigger than Guinea-Bissau's.
  • Guinea-Bissau is ranked the 146th most populous country in the world, while Mauritania is the 122nd.
  • The countries together account for 0.09% of the world: 0.03% for Guinea-Bissau vs 0.07% for Mauritania.
  • For the last 10 years, Guinea-Bissau has had an average growth rate of +2.4% per year vs +3% in Mauritania.
  • Since 2006, the population of Guinea-Bissau has increased from 1.42M people to 2.31M (63.4% growth), while Mauritania has grown from 3.01M to 5.51M (82.7% growth).

Guinea-Bissau vs Mauritania: population by year and forecast

Guinea-Bissau
Factual

Projection
Mauritania
Factual

Projection
1x
Year Population
Guinea-Bissau Mauritania
2100 4,713,717 17,309,980
2099 4,706,710 17,202,690
2098 4,700,179 17,090,030
2097 4,692,465 16,975,270
2096 4,683,547 16,857,252
2095 4,675,216 16,739,240
2094 4,663,709 16,617,272
2093 4,652,393 16,492,589
2092 4,640,186 16,366,098
2091 4,629,025 16,235,771
2090 4,617,372 16,103,700
2089 4,605,435 15,969,059
2088 4,592,696 15,831,339
2087 4,579,003 15,690,143
2086 4,563,387 15,547,605
2085 4,547,611 15,403,967
2084 4,530,795 15,257,740
2083 4,515,144 15,108,271
2082 4,498,757 14,958,279
2081 4,482,173 14,805,332
2080 4,462,572 14,651,508
2079 4,441,414 14,496,397
2078 4,419,851 14,337,117
2077 4,396,170 14,175,812
2076 4,371,588 14,013,255
2075 4,344,499 13,849,027
2074 4,319,080 13,684,146
2073 4,291,330 13,517,681
2072 4,263,400 13,349,376
2071 4,235,126 13,178,237
2070 4,206,800 13,007,812
2069 4,177,044 12,835,311
2068 4,145,996 12,662,862
2067 4,114,778 12,487,379
2066 4,083,481 12,311,503
2065 4,049,028 12,136,616
2064 4,014,305 11,958,955
2063 3,978,845 11,783,144
2062 3,942,144 11,606,044
2061 3,904,704 11,428,738
2060 3,868,649 11,251,427
2059 3,829,775 11,072,236
2058 3,790,102 10,892,076
2057 3,750,628 10,713,858
2056 3,711,479 10,536,935
2055 3,670,706 10,358,532
2054 3,627,775 10,179,658
2053 3,586,800 9,999,712
2052 3,544,101 9,819,098
2051 3,499,300 9,639,209
2050 3,453,604 9,461,249
2049 3,406,207 9,283,353
2048 3,359,168 9,104,299
2047 3,310,573 8,926,851
2046 3,263,932 8,748,845
2045 3,215,095 8,572,397
2044 3,167,811 8,397,189
2043 3,120,502 8,222,194
2042 3,073,261 8,048,139
2041 3,026,226 7,876,803
2040 2,978,546 7,706,696
2039 2,929,745 7,537,689
2038 2,881,381 7,369,184
2037 2,833,162 7,202,472
2036 2,783,763 7,036,729
2035 2,736,596 6,871,981
2034 2,688,639 6,708,364
2033 2,638,770 6,546,168
2032 2,589,298 6,385,827
2031 2,540,343 6,227,564
2030 2,492,311 6,070,865
2029 2,444,595 5,916,516
2028 2,396,565 5,764,060
2027 2,347,456 5,613,919
2026 2,298,738 5,464,898
2025 2,249,807 5,317,228
2024 2,201,352 5,169,395
2023 2,153,339 5,022,441
2022 2,105,529 4,875,637
2021 2,058,841 4,734,874
2020 2,013,255 4,600,131
2019 1,967,696 4,467,708
2018 1,922,168 4,337,685
2017 1,877,072 4,210,600
2016 1,831,893 4,086,657
2015 1,786,457 3,965,959
2014 1,741,122 3,848,514
2013 1,695,973 3,734,318
2012 1,651,417 3,619,034
2011 1,608,076 3,502,811
2010 1,566,347 3,390,965
2009 1,526,377 3,284,448
2008 1,488,054 3,183,269
2007 1,450,986 3,093,059
2006 1,415,303 3,013,660
2005 1,381,585 2,939,059
2004 1,349,563 2,868,664
2003 1,318,806 2,802,046
2002 1,289,307 2,738,655
2001 1,261,273 2,678,760
2000 1,234,741 2,613,441
1999 1,210,206 2,541,698
1998 1,187,473 2,474,651
1997 1,165,545 2,411,306
1996 1,143,535 2,358,188
1995 1,119,949 2,312,017
1994 1,092,031 2,249,454
1993 1,058,745 2,174,328
1992 1,024,356 2,088,135
1991 994,639 2,009,738
1990 973,669 1,951,878
1989 957,789 1,903,048
1988 942,061 1,855,859
1987 926,862 1,803,014
1986 912,126 1,751,835
1985 897,697 1,702,107
1984 883,519 1,653,693
1983 869,592 1,606,746
1982 855,891 1,561,176
1981 842,432 1,516,877
1980 829,303 1,474,043
1979 819,867 1,432,758
1978 791,694 1,392,713
1977 741,789 1,353,768
1976 694,191 1,315,336
1975 650,966 1,277,330
1974 613,338 1,240,188
1973 592,808 1,203,838
1972 586,620 1,168,355
1971 586,221 1,133,702
1970 584,403 1,099,806
1969 581,610 1,066,754
1968 578,170 1,034,739
1967 569,011 1,003,843
1966 566,908 974,157
1965 575,005 945,838
1964 588,543 918,955
1963 594,418 893,423
1962 589,474 869,184
1961 582,532 846,167
1960 577,633 824,298

Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1960–2024, retrieved 2026-04-06).

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

From 2006 to 2016, the population of Guinea-Bissau increased by 416,590 people (a 29.4% growth), while Mauritania gained 1,072,997 people (a 35.6% growth).

For the next 10 years, from 2016 to 2026, Guinea-Bissau gained 480,022 people (a 26.2% growth), while Mauritania's population increased by 1,418,549 people (a 34.7% growth).

Guinea-Bissau was ranked 148th most populous country in 2006 and is 146th in 2026. Mauritania was ranked 132nd in 2006 and ranked 122nd now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Guinea-Bissau's population will grow by 49.4% to 3,453,604 people with a rank change from 146th to 136th. The population of Mauritania will increase by 71.9% to 9,461,249 people and rank change from 122nd to 102nd.

Guinea-Bissau is projected to reach its peak in 2100 at 4.71M people compared to the peak of 17.3M people in 2100 for Mauritania.

Population growth rate by year

Guinea-Bissau
Factual

Projection
Mauritania
Factual

Projection
1x
Year Growth rate
Guinea-Bissau Mauritania
2100 0.15% 0.62%
2099 0.14% 0.66%
2098 0.16% 0.68%
2097 0.19% 0.7%
2096 0.18% 0.7%
2095 0.25% 0.73%
2094 0.24% 0.76%
2093 0.26% 0.77%
2092 0.24% 0.8%
2091 0.25% 0.82%
2090 0.26% 0.84%
2089 0.28% 0.87%
2088 0.3% 0.9%
2087 0.34% 0.92%
2086 0.35% 0.93%
2085 0.37% 0.96%
2084 0.35% 0.99%
2083 0.36% 1%
2082 0.37% 1.03%
2081 0.44% 1.05%
2080 0.48% 1.07%
2079 0.49% 1.11%
2078 0.54% 1.14%
2077 0.56% 1.16%
2076 0.62% 1.19%
2075 0.59% 1.2%
2074 0.65% 1.23%
2073 0.66% 1.26%
2072 0.67% 1.3%
2071 0.67% 1.31%
2070 0.71% 1.34%
2069 0.75% 1.36%
2068 0.76% 1.41%
2067 0.77% 1.43%
2066 0.85% 1.44%
2065 0.86% 1.49%
2064 0.89% 1.49%
2063 0.93% 1.53%
2062 0.96% 1.55%
2061 0.93% 1.58%
2060 1.02% 1.62%
2059 1.05% 1.65%
2058 1.05% 1.66%
2057 1.05% 1.68%
2056 1.11% 1.72%
2055 1.18% 1.76%
2054 1.14% 1.8%
2053 1.2% 1.84%
2052 1.28% 1.87%
2051 1.32% 1.88%
2050 1.39% 1.92%
2049 1.4% 1.97%
2048 1.47% 1.99%
2047 1.43% 2.03%
2046 1.52% 2.06%
2045 1.49% 2.09%
2044 1.52% 2.13%
2043 1.54% 2.16%
2042 1.55% 2.18%
2041 1.6% 2.21%
2040 1.67% 2.24%
2039 1.68% 2.29%
2038 1.7% 2.31%
2037 1.77% 2.36%
2036 1.72% 2.4%
2035 1.78% 2.44%
2034 1.89% 2.48%
2033 1.91% 2.51%
2032 1.93% 2.54%
2031 1.93% 2.58%
2030 1.95% 2.61%
2029 2% 2.64%
2028 2.09% 2.67%
2027 2.12% 2.73%
2026 2.17% 2.78%
2025 2.2% 2.86%
2024 2.23% 2.93%
2023 2.27% 3.01%
2022 2.27% 2.97%
2021 2.26% 2.93%
2020 2.32% 2.96%
2019 2.37% 3%
2018 2.4% 3.02%
2017 2.47% 3.03%
2016 2.54% 3.04%
2015 2.6% 3.05%
2014 2.66% 3.06%
2013 2.7% 3.19%
2012 2.7% 3.32%
2011 2.66% 3.3%
2010 2.62% 3.24%
2009 2.58% 3.18%
2008 2.55% 2.92%
2007 2.52% 2.63%
2006 2.44% 2.54%
2005 2.37% 2.45%
2004 2.33% 2.38%
2003 2.29% 2.31%
2002 2.22% 2.24%
2001 2.15% 2.5%
2000 2.03% 2.82%
1999 1.91% 2.71%
1998 1.88% 2.63%
1997 1.92% 2.25%
1996 2.11% 2%
1995 2.56% 2.78%
1994 3.14% 3.46%
1993 3.36% 4.13%
1992 2.99% 3.9%
1991 2.15% 2.96%
1990 1.66% 2.57%
1989 1.67% 2.54%
1988 1.64% 2.93%
1987 1.62% 2.92%
1986 1.61% 2.92%
1985 1.6% 2.93%
1984 1.6% 2.92%
1983 1.6% 2.92%
1982 1.6% 2.92%
1981 1.58% 2.91%
1980 1.15% 2.88%
1979 3.56% 2.88%
1978 6.73% 2.88%
1977 6.86% 2.92%
1976 6.64% 2.98%
1975 6.13% 2.99%
1974 3.46% 3.02%
1973 1.05% 3.04%
1972 0.07% 3.06%
1971 0.31% 3.08%
1970 0.48% 3.1%
1969 0.59% 3.09%
1968 1.61% 3.08%
1967 0.37% 3.05%
1966 -1.41% 2.99%
1965 -2.3% 2.93%
1964 -0.99% 2.86%
1963 0.84% 2.79%
1962 1.19% 2.72%
1961 0.85% 2.65%

Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1961–2024, retrieved 2026-04-06).

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

In 2024, the population of Guinea-Bissau grew by 2.23%, while Mauritania's population grew by 2.93%.

Live population counters

Guinea-Bissau Mauritania
Current population
2311915
5505206
Population rank 146/197 122/197
Percent of world population 0.03% 0.07%
One net population change
10.9 minutes
3.58 minutes
One birth every
8.13 minutes
3.04 minutes
One death every
34.6 minutes
19 minutes
Daily growth/decline +132 +403
Annual growth/decline +48,013 +146,954
Annual growth/decline rate +2.23% +2.93%
Population growth rate rank 42/197 17/197
One migration net change every
6.4 hours
1.74 hours
Annual migration change -1,373 -5,044
Net migration rank 96/196 115/196
Foreign-born residents 15,064 195,937
Foreign-born residents rank 172/195 113/195
Foreign-born share of population 0.7% 3.8%
Foreign-born share rank 165/195 107/195

Natural population change vs migration

Guinea-Bissau
Natural

Migration
Mauritania
Natural

Migration
1x
Year Population change
Guinea-Bissau Mauritania
Natural Migration Natural Migration
2025 - -1,373 - -5,044
2024 - -1,712 - -2,185
2023 49,498 -1,400 145,164 2,999
2022 48,920 -1,400 142,451 2,999
2021 47,242 -1,395 137,557 -1,483
2020 46,718 -1,394 134,899 -1,483
2019 47,196 -1,395 134,460 -3,019
2018 46,659 -1,396 131,584 -2,987
2017 46,318 -1,398 128,562 -3,001
2016 46,814 -1,392 125,342 -3,008
2015 46,846 -1,393 122,092 -3,019
2014 46,615 -1,393 118,792 -2,980
2013 46,472 -1,395 115,558 -2,987
2012 45,480 -1,442 113,489 4,515
2011 44,405 -1,760 111,165 3,272
2010 43,067 -2,257 108,121 1,128
2009 41,950 -2,821 105,273 -1,481
2008 40,841 -3,313 102,432 -3,860
2007 40,288 -3,676 98,895 -17,048
2006 38,886 -4,142 94,991 -18,033
2005 37,347 -4,662 90,940 -18,693
2004 36,495 -5,144 87,578 -19,042
2003 35,649 -5,487 83,804 -19,104
2002 34,561 -5,712 80,993 -18,903
2001 33,461 -6,239 78,769 -21,067
2000 32,816 -6,971 75,929 -2,997
1999 30,916 -7,686 73,554 -2,999
1998 30,390 -8,163 72,045 -8,504
1997 29,792 -8,176 71,327 -8,187
1996 29,778 -7,369 71,939 -28,840
1995 29,142 -4,376 72,244 -22,997
1994 27,895 3,174 70,570 5,304
1993 26,943 8,562 68,167 6,217
1992 25,747 7,531 63,501 34,505
1991 24,527 1,621 61,782 -2,997
1990 23,936 -8,151 59,934 -3,000
1989 24,286 -8,296 58,666 -17,941
1988 23,940 -8,473 56,654 -2,997
1987 23,549 -8,622 55,037 -2,998
1986 23,301 -8,748 53,313 -2,998
1985 23,116 -8,812 52,125 -2,998
1984 22,861 -8,812 50,705 -2,998
1983 22,542 -8,729 49,187 -2,998
1982 22,131 -8,539 47,947 -2,998
1981 21,611 -8,291 46,641 -2,998
1980 21,024 -8,086 45,026 -2,997
1979 19,736 -13,801 43,537 -2,997
1978 17,468 32,936 42,539 -2,998
1977 15,484 33,922 41,352 -2,999
1976 13,688 32,113 40,149 -1,645
1975 11,998 28,645 38,975 -1,472
1974 10,321 24,290 38,106 -1,321
1973 8,430 -1,985 37,122 -1,201
1972 7,911 -1,985 36,184 -1,139
1971 8,183 -13,302 35,279 -1,014
1970 7,632 1,123 34,382 -855
1969 7,857 -11,033 33,252 -688
1968 7,289 2,769 32,029 -565
1967 6,742 1,516 30,853 -514
1966 6,955 -11,006 29,502 -466
1965 7,789 -19,928 28,028 -434
1964 8,989 -23,936 26,565 -390
1963 9,190 -5,993 25,250 -362
1962 10,662 -3,960 23,927 -342
1961 10,756 -3,575 22,781 -332
1960 10,618 -8,007 21,604 -318

Data sources: World Bank | Health (1960–2025, retrieved 2026-04-06).

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

Over the last 10 years, 97.1% of the population change in Guinea-Bissau is from natural causes (a gain of 472,826 people) and 2.87% is from migration (a loss of 13,956 people). In Mauritania 98.9% is from natural causes (a gain of 1,320,903 people) and 1.12% is from migration (a loss of 14,982 people).

As of 2024, 15,064 residents or 0.7% of the population were not native-born in Guinea-Bissau, compared to 195,937 people or 3.8% in Mauritania.

Biggest cities by population

Guinea-Bissau
City Population
Bissau 492K
Bafata 29.6K
Mauritania
City Population
Nouakchott 1.45M
Rosso 61.2K

Compare countries by 7 more topics

Population map with other countries

1x

Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06); United Nations | World Population Prospects (1960–2026, retrieved 2026-03-10); U.S. Census Bureau (1960–2025, retrieved 2026-02-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20).

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

Help us show the world through your eyes

Share a photo of your city and help others discover what it looks like to live there. Your contribution makes our data come alive.

Data sources:

  1. World Bank | Health (1960–2025, retrieved 2026-04-06)
  2. United Nations | World Population Prospects (1960–2100, retrieved 2026-03-10)
  3. U.S. Census Bureau (1960–2025, retrieved 2026-02-08)
  4. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)
  5. Wikidata (2026, retrieved 2026-02-08)

Creative Commons Attribution (CC BY) — you’re free to copy, share, remix, adapt, and use even commercially as long as you give appropriate credit and clearly indicate if you made changes. Other sources may be subject to different license terms.