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

Updated on by Georank team

The latest officially reported population of Guinea-Bissau was 2,201,352 in 2024 vs 21,314,956 people in Zambia in 2024. In 2026, based on the adjusted UN estimation, the current Guinea-Bissau's population is 2,311,915 people compared to 22,697,916 in Zambia.

Population statistics:

  • Zambia's population is 9.82 times bigger than Guinea-Bissau's.
  • Guinea-Bissau is ranked the 146th most populous country in the world, while Zambia is the 62nd.
  • The countries together account for 0.3% of the world: 0.03% for Guinea-Bissau vs 0.27% for Zambia.
  • For the last 10 years, Guinea-Bissau has had an average growth rate of +2.4% per year vs +3% in Zambia.
  • Since 2006, the population of Guinea-Bissau has increased from 1.42M people to 2.31M (63.4% growth), while Zambia has grown from 12.1M to 22.7M (87.1% growth).

Guinea-Bissau vs Zambia: population by year and forecast

Guinea-Bissau
Factual

Projection
Zambia
Factual

Projection
1x
Year Population
Guinea-Bissau Zambia
2100 4,713,717 65,217,429
2099 4,706,710 64,871,545
2098 4,700,179 64,515,891
2097 4,692,465 64,148,736
2096 4,683,547 63,777,313
2095 4,675,216 63,393,169
2094 4,663,709 62,992,652
2093 4,652,393 62,590,327
2092 4,640,186 62,175,930
2091 4,629,025 61,750,591
2090 4,617,372 61,321,399
2089 4,605,435 60,880,148
2088 4,592,696 60,434,676
2087 4,579,003 59,970,107
2086 4,563,387 59,499,234
2085 4,547,611 59,023,040
2084 4,530,795 58,535,857
2083 4,515,144 58,040,512
2082 4,498,757 57,538,672
2081 4,482,173 57,027,491
2080 4,462,572 56,506,421
2079 4,441,414 55,983,242
2078 4,419,851 55,449,777
2077 4,396,170 54,906,771
2076 4,371,588 54,361,075
2075 4,344,499 53,806,856
2074 4,319,080 53,246,777
2073 4,291,330 52,677,348
2072 4,263,400 52,101,139
2071 4,235,126 51,519,691
2070 4,206,800 50,931,614
2069 4,177,044 50,334,700
2068 4,145,996 49,737,479
2067 4,114,778 49,135,488
2066 4,083,481 48,530,443
2065 4,049,028 47,918,592
2064 4,014,305 47,299,740
2063 3,978,845 46,677,439
2062 3,942,144 46,048,819
2061 3,904,704 45,416,657
2060 3,868,649 44,777,347
2059 3,829,775 44,137,306
2058 3,790,102 43,494,451
2057 3,750,628 42,851,923
2056 3,711,479 42,206,898
2055 3,670,706 41,558,284
2054 3,627,775 40,906,492
2053 3,586,800 40,255,629
2052 3,544,101 39,603,888
2051 3,499,300 38,949,958
2050 3,453,604 38,294,607
2049 3,406,207 37,634,194
2048 3,359,168 36,971,309
2047 3,310,573 36,309,749
2046 3,263,932 35,645,868
2045 3,215,095 34,981,812
2044 3,167,811 34,316,981
2043 3,120,502 33,652,420
2042 3,073,261 32,990,657
2041 3,026,226 32,329,447
2040 2,978,546 31,664,262
2039 2,929,745 31,001,305
2038 2,881,381 30,335,662
2037 2,833,162 29,668,561
2036 2,783,763 29,000,264
2035 2,736,596 28,333,498
2034 2,688,639 27,671,195
2033 2,638,770 27,011,974
2032 2,589,298 26,356,580
2031 2,540,343 25,702,812
2030 2,492,311 25,055,216
2029 2,444,595 24,414,405
2028 2,396,565 23,780,809
2027 2,347,456 23,151,479
2026 2,298,738 22,529,742
2025 2,249,807 21,918,187
2024 2,201,352 21,314,956
2023 2,153,339 20,723,965
2022 2,105,529 20,152,938
2021 2,058,841 19,603,607
2020 2,013,255 19,059,395
2019 1,967,696 18,513,839
2018 1,922,168 17,973,569
2017 1,877,072 17,441,320
2016 1,831,893 16,914,423
2015 1,786,457 16,399,089
2014 1,741,122 15,895,315
2013 1,695,973 15,398,997
2012 1,651,417 14,913,629
2011 1,608,076 14,437,796
2010 1,566,347 13,965,594
2009 1,526,377 13,490,389
2008 1,488,054 13,021,324
2007 1,450,986 12,565,085
2006 1,415,303 12,129,553
2005 1,381,585 11,718,819
2004 1,349,563 11,338,198
2003 1,318,806 10,983,595
2002 1,289,307 10,647,949
2001 1,261,273 10,325,185
2000 1,234,741 10,017,631
1999 1,210,206 9,740,005
1998 1,187,473 9,482,408
1997 1,165,545 9,237,063
1996 1,143,535 9,004,053
1995 1,119,949 8,785,763
1994 1,092,031 8,576,269
1993 1,058,745 8,373,921
1992 1,024,356 8,176,680
1991 994,639 7,981,650
1990 973,669 7,786,169
1989 957,789 7,589,216
1988 942,061 7,391,440
1987 926,862 7,191,282
1986 912,126 6,986,471
1985 897,697 6,780,953
1984 883,519 6,580,490
1983 869,592 6,381,038
1982 855,891 6,178,637
1981 842,432 5,983,289
1980 829,303 5,802,833
1979 819,867 5,631,728
1978 791,694 5,465,374
1977 741,789 5,302,480
1976 694,191 5,143,842
1975 650,966 4,990,086
1974 613,338 4,842,746
1973 592,808 4,702,693
1972 586,620 4,569,309
1971 586,221 4,442,525
1970 584,403 4,321,718
1969 581,610 4,197,116
1968 578,170 4,065,593
1967 569,011 3,936,343
1966 566,908 3,812,003
1965 575,005 3,692,086
1964 588,543 3,577,017
1963 594,418 3,465,907
1962 589,474 3,358,099
1961 582,532 3,254,086
1960 577,633 3,153,729

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/zambia | CC BY

From 2006 to 2016, the population of Guinea-Bissau increased by 416,590 people (a 29.4% growth), while Zambia gained 4,784,870 people (a 39.4% growth).

For the next 10 years, from 2016 to 2026, Guinea-Bissau gained 480,022 people (a 26.2% growth), while Zambia's population increased by 5,783,493 people (a 34.2% growth).

Guinea-Bissau was ranked 148th most populous country in 2006 and is 146th in 2026. Zambia was ranked 71st in 2006 and ranked 62nd 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 Zambia will increase by 68.7% to 38,294,607 people and rank change from 62nd to 54th.

Guinea-Bissau is projected to reach its peak in 2100 at 4.71M people compared to the peak of 65.2M people in 2100 for Zambia.

Population growth rate by year

Guinea-Bissau
Factual

Projection
Zambia
Factual

Projection
1x
Year Growth rate
Guinea-Bissau Zambia
2100 0.15% 0.53%
2099 0.14% 0.55%
2098 0.16% 0.57%
2097 0.19% 0.58%
2096 0.18% 0.61%
2095 0.25% 0.64%
2094 0.24% 0.64%
2093 0.26% 0.67%
2092 0.24% 0.69%
2091 0.25% 0.7%
2090 0.26% 0.72%
2089 0.28% 0.74%
2088 0.3% 0.77%
2087 0.34% 0.79%
2086 0.35% 0.81%
2085 0.37% 0.83%
2084 0.35% 0.85%
2083 0.36% 0.87%
2082 0.37% 0.9%
2081 0.44% 0.92%
2080 0.48% 0.93%
2079 0.49% 0.96%
2078 0.54% 0.99%
2077 0.56% 1%
2076 0.62% 1.03%
2075 0.59% 1.05%
2074 0.65% 1.08%
2073 0.66% 1.11%
2072 0.67% 1.13%
2071 0.67% 1.15%
2070 0.71% 1.19%
2069 0.75% 1.2%
2068 0.76% 1.23%
2067 0.77% 1.25%
2066 0.85% 1.28%
2065 0.86% 1.31%
2064 0.89% 1.33%
2063 0.93% 1.37%
2062 0.96% 1.39%
2061 0.93% 1.43%
2060 1.02% 1.45%
2059 1.05% 1.48%
2058 1.05% 1.5%
2057 1.05% 1.53%
2056 1.11% 1.56%
2055 1.18% 1.59%
2054 1.14% 1.62%
2053 1.2% 1.65%
2052 1.28% 1.68%
2051 1.32% 1.71%
2050 1.39% 1.75%
2049 1.4% 1.79%
2048 1.47% 1.82%
2047 1.43% 1.86%
2046 1.52% 1.9%
2045 1.49% 1.94%
2044 1.52% 1.97%
2043 1.54% 2.01%
2042 1.55% 2.05%
2041 1.6% 2.1%
2040 1.67% 2.14%
2039 1.68% 2.19%
2038 1.7% 2.25%
2037 1.77% 2.3%
2036 1.72% 2.35%
2035 1.78% 2.39%
2034 1.89% 2.44%
2033 1.91% 2.49%
2032 1.93% 2.54%
2031 1.93% 2.58%
2030 1.95% 2.62%
2029 2% 2.66%
2028 2.09% 2.72%
2027 2.12% 2.76%
2026 2.17% 2.79%
2025 2.2% 2.83%
2024 2.23% 2.85%
2023 2.27% 2.83%
2022 2.27% 2.8%
2021 2.26% 2.86%
2020 2.32% 2.95%
2019 2.37% 3.01%
2018 2.4% 3.05%
2017 2.47% 3.12%
2016 2.54% 3.14%
2015 2.6% 3.17%
2014 2.66% 3.22%
2013 2.7% 3.25%
2012 2.7% 3.3%
2011 2.66% 3.38%
2010 2.62% 3.52%
2009 2.58% 3.6%
2008 2.55% 3.63%
2007 2.52% 3.59%
2006 2.44% 3.5%
2005 2.37% 3.36%
2004 2.33% 3.23%
2003 2.29% 3.15%
2002 2.22% 3.13%
2001 2.15% 3.07%
2000 2.03% 2.85%
1999 1.91% 2.72%
1998 1.88% 2.66%
1997 1.92% 2.59%
1996 2.11% 2.48%
1995 2.56% 2.44%
1994 3.14% 2.42%
1993 3.36% 2.41%
1992 2.99% 2.44%
1991 2.15% 2.51%
1990 1.66% 2.6%
1989 1.67% 2.68%
1988 1.64% 2.78%
1987 1.62% 2.93%
1986 1.61% 3.03%
1985 1.6% 3.05%
1984 1.6% 3.13%
1983 1.6% 3.28%
1982 1.6% 3.26%
1981 1.58% 3.11%
1980 1.15% 3.04%
1979 3.56% 3.04%
1978 6.73% 3.07%
1977 6.86% 3.08%
1976 6.64% 3.08%
1975 6.13% 3.04%
1974 3.46% 2.98%
1973 1.05% 2.92%
1972 0.07% 2.85%
1971 0.31% 2.8%
1970 0.48% 2.97%
1969 0.59% 3.24%
1968 1.61% 3.28%
1967 0.37% 3.26%
1966 -1.41% 3.25%
1965 -2.3% 3.22%
1964 -0.99% 3.21%
1963 0.84% 3.21%
1962 1.19% 3.2%
1961 0.85% 3.18%

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/zambia | CC BY

In 2024, the population of Guinea-Bissau grew by 2.23%, while Zambia's population grew by 2.85%.

Live population counters

Guinea-Bissau Zambia
Current population
2311915
22697916
Population rank 146/197 62/197
Percent of world population 0.03% 0.27%
One net population change
10.9 minutes
53.4 seconds
One birth every
8.13 minutes
46 seconds
One death every
34.6 minutes
4.87 minutes
Daily growth/decline +132 +1,619
Annual growth/decline +48,013 +590,991
Annual growth/decline rate +2.23% +2.85%
Population growth rate rank 42/197 21/197
One migration net change every
6.4 hours
1.34 hours
Annual migration change -1,373 +6,562
Net migration rank 96/196 47/196
Foreign-born residents 15,064 249,205
Foreign-born residents rank 172/195 105/195
Foreign-born share of population 0.7% 1.2%
Foreign-born share rank 165/195 150/195

Natural population change vs migration

Guinea-Bissau
Natural

Migration
Zambia
Natural

Migration
1x
Year Population change
Guinea-Bissau Zambia
Natural Migration Natural Migration
2025 - -1,373 - 6,562
2024 - -1,712 - 7,381
2023 49,498 -1,400 577,660 9,521
2022 48,920 -1,400 563,456 -8,566
2021 47,242 -1,395 535,629 8,143
2020 46,718 -1,394 536,484 8,156
2019 47,196 -1,395 528,089 18,385
2018 46,659 -1,396 515,644 18,431
2017 46,318 -1,398 504,630 25,789
2016 46,814 -1,392 497,521 25,860
2015 46,846 -1,393 491,021 16,261
2014 46,615 -1,393 483,663 16,574
2013 46,472 -1,395 476,846 15,542
2012 45,480 -1,442 469,406 8,958
2011 44,405 -1,760 459,743 13,569
2010 43,067 -2,257 448,337 22,761
2009 41,950 -2,821 434,458 44,867
2008 40,841 -3,313 419,560 39,249
2007 40,288 -3,676 403,729 49,945
2006 38,886 -4,142 387,891 29,517
2005 37,347 -4,662 368,756 35,316
2004 36,495 -5,144 349,352 7,819
2003 35,649 -5,487 331,189 20,845
2002 34,561 -5,712 316,041 3,206
2001 33,461 -6,239 302,682 23,582
2000 32,816 -6,971 293,186 -4,338
1999 30,916 -7,686 283,297 -16,888
1998 30,390 -8,163 275,568 -26,796
1997 29,792 -8,176 268,198 -26,276
1996 29,778 -7,369 262,468 -38,358
1995 29,142 -4,376 257,897 -45,423
1994 27,895 3,174 252,023 -45,504
1993 26,943 8,562 245,917 -47,739
1992 25,747 7,531 239,953 -43,656
1991 24,527 1,621 237,957 -44,203
1990 23,936 -8,151 235,835 -38,619
1989 24,286 -8,296 233,429 -36,736
1988 23,940 -8,473 230,118 -31,270
1987 23,549 -8,622 227,813 -26,338
1986 23,301 -8,748 224,768 -16,610
1985 23,116 -8,812 221,351 -18,474
1984 22,861 -8,812 216,695 -18,652
1983 22,542 -8,729 212,712 -11,849
1982 22,131 -8,539 207,621 -3,676
1981 21,611 -8,291 202,822 -16,072
1980 21,024 -8,086 198,817 -24,664
1979 19,736 -13,801 197,578 -29,515
1978 17,468 32,936 194,933 -30,284
1977 15,484 33,922 191,557 -30,423
1976 13,688 32,113 186,762 -30,612
1975 11,998 28,645 182,258 -30,886
1974 10,321 24,290 174,484 -31,178
1973 8,430 -1,985 168,258 -31,472
1972 7,911 -1,985 161,648 -31,672
1971 8,183 -13,302 155,249 -31,651
1970 7,632 1,123 149,380 -31,370
1969 7,857 -11,033 142,660 -11,469
1968 7,289 2,769 137,315 -5,447
1967 6,742 1,516 131,938 -5,298
1966 6,955 -11,006 127,164 -5,129
1965 7,789 -19,928 122,814 -5,023
1964 8,989 -23,936 117,197 -4,851
1963 9,190 -5,993 114,555 -4,676
1962 10,662 -3,960 110,173 -4,428
1961 10,756 -3,575 106,318 -4,043
1960 10,618 -8,007 102,335 -3,898

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

GeoRank.org/population/guinea-bissau/zambia | 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 Zambia 97.4% is from natural causes (a gain of 5,233,797 people) and 2.58% is from migration (a gain of 138,554 people).

As of 2024, 15,064 residents or 0.7% of the population were not native-born in Guinea-Bissau, compared to 249,205 people or 1.2% in Zambia.

Biggest cities by population

Guinea-Bissau
City Population
Bissau 492K
Bafata 29.6K
Zambia
City Population
Lusaka 2.47M
Kitwe 625K
Ndola 528K
Chingola 255K
Mufulira 182K
Livingstone 177K
Kasama 158K
Kapiri Mposhi 65.2K
Choma 51.8K
Mansa 45.4K

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/zambia | CC BY

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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)

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