Skip to content

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

Updated on by Georank

The latest officially reported population of the Congo was 6,484,437 in 2025 vs 2,249,515 people in Guinea-Bissau in 2025. In 2026, based on the adjusted UN estimation, the current Congo's population is 6,718,789 people compared to 2,323,460 in Guinea-Bissau.

Population statistics:

  • The Congo's population is 2.89 times bigger than Guinea-Bissau's.
  • The Congo is ranked the 109th most populous country in the world, while Guinea-Bissau is the 146th.
  • The countries together account for 0.11% of the world: 0.08% for the Congo vs 0.03% for Guinea-Bissau.
  • For the last 10 years, the Congo has had an average growth rate of +2.44% per year vs +2.36% in Guinea-Bissau.
  • Since 2006, the population of the Congo has increased from 3.84M people to 6.72M (75.1% growth), while Guinea-Bissau has grown from 1.42M to 2.32M (64.2% growth).

Congo vs Guinea-Bissau: population by year and forecast

Congo
Factual

Projection
Guinea-Bissau
Factual

Projection
1x
Year Population
Congo Guinea-Bissau
2100 20,194,267 4,713,104
2099 20,053,234 4,706,098
2098 19,906,909 4,699,568
2097 19,760,110 4,691,855
2096 19,610,521 4,682,938
2095 19,459,493 4,674,608
2094 19,306,835 4,663,103
2093 19,151,289 4,651,788
2092 18,990,577 4,639,582
2091 18,828,222 4,628,423
2090 18,663,146 4,616,772
2089 18,497,842 4,604,837
2088 18,325,571 4,592,099
2087 18,153,731 4,578,407
2086 17,979,773 4,562,793
2085 17,807,843 4,547,020
2084 17,631,386 4,530,206
2083 17,453,221 4,514,557
2082 17,270,773 4,498,172
2081 17,093,270 4,481,590
2080 16,910,570 4,461,992
2079 16,728,955 4,440,836
2078 16,542,829 4,419,277
2077 16,357,926 4,395,599
2076 16,173,005 4,371,019
2075 15,981,904 4,343,934
2074 15,791,626 4,318,519
2073 15,597,321 4,290,772
2072 15,402,110 4,262,846
2071 15,205,567 4,234,576
2070 15,009,147 4,206,253
2069 14,808,250 4,176,501
2068 14,609,790 4,145,457
2067 14,412,802 4,114,243
2066 14,211,022 4,082,951
2065 14,010,661 4,048,502
2064 13,810,933 4,013,784
2063 13,609,626 3,978,328
2062 13,405,080 3,941,631
2061 13,204,362 3,904,197
2060 13,004,957 3,868,146
2059 12,806,162 3,829,277
2058 12,609,233 3,789,609
2057 12,413,395 3,750,140
2056 12,217,406 3,710,996
2055 12,022,740 3,670,229
2054 11,824,813 3,627,303
2053 11,627,983 3,586,333
2052 11,431,875 3,543,640
2051 11,235,188 3,498,845
2050 11,039,311 3,453,155
2049 10,844,973 3,405,764
2048 10,650,230 3,358,731
2047 10,453,401 3,310,142
2046 10,258,550 3,263,507
2045 10,063,886 3,214,677
2044 9,871,213 3,167,400
2043 9,676,000 3,120,097
2042 9,482,485 3,072,862
2041 9,287,235 3,025,833
2040 9,096,577 2,978,159
2039 8,907,177 2,929,364
2038 8,719,250 2,881,007
2037 8,532,935 2,832,794
2036 8,348,719 2,783,401
2035 8,166,676 2,736,240
2034 7,985,679 2,688,290
2033 7,805,748 2,638,427
2032 7,628,440 2,588,961
2031 7,453,476 2,540,013
2030 7,284,111 2,491,987
2029 7,117,929 2,444,278
2028 6,955,268 2,396,253
2027 6,794,778 2,347,151
2026 6,638,532 2,298,439
2025 6,484,437 2,249,515
2024 6,332,961 2,201,352
2023 6,182,885 2,153,339
2022 6,035,104 2,105,529
2021 5,892,183 2,058,841
2020 5,752,791 2,013,255
2019 5,616,661 1,967,696
2018 5,483,118 1,922,168
2017 5,351,011 1,877,072
2016 5,222,536 1,831,893
2015 5,097,581 1,786,457
2014 4,975,880 1,741,122
2013 4,857,099 1,695,973
2012 4,740,450 1,651,417
2011 4,609,724 1,608,076
2010 4,462,290 1,566,347
2009 4,281,219 1,526,377
2008 4,113,517 1,488,054
2007 3,980,430 1,450,986
2006 3,837,409 1,415,303
2005 3,696,393 1,381,585
2004 3,565,554 1,349,563
2003 3,445,753 1,318,806
2002 3,350,771 1,289,307
2001 3,272,537 1,261,273
2000 3,151,345 1,234,741
1999 3,032,874 1,210,206
1998 2,952,061 1,187,473
1997 2,887,862 1,165,545
1996 2,826,785 1,143,535
1995 2,749,461 1,119,949
1994 2,673,144 1,092,031
1993 2,595,124 1,058,745
1992 2,519,465 1,024,356
1991 2,449,229 994,639
1990 2,380,560 973,669
1989 2,313,558 957,789
1988 2,247,653 942,061
1987 2,183,473 926,862
1986 2,120,602 912,126
1985 2,059,311 897,697
1984 1,999,528 883,519
1983 1,950,321 869,592
1982 1,910,430 855,891
1981 1,869,759 842,432
1980 1,828,985 829,303
1979 1,788,524 819,867
1978 1,748,089 791,694
1977 1,707,568 741,789
1976 1,667,225 694,191
1975 1,627,032 650,966
1974 1,582,301 613,338
1973 1,533,680 592,808
1972 1,486,468 586,620
1971 1,441,039 586,221
1970 1,397,638 584,403
1969 1,356,182 581,610
1968 1,316,519 578,170
1967 1,278,691 569,011
1966 1,242,534 566,908
1965 1,207,880 575,005
1964 1,174,816 588,543
1963 1,143,263 594,418
1962 1,113,175 589,474
1961 1,084,389 582,532
1960 1,056,732 577,633

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/congo/guinea-bissau | CC BY

From 2006 to 2016, the population of the Congo increased by 1,385,127 people (a 36.1% growth), while Guinea-Bissau gained 416,590 people (a 29.4% growth).

For the next 10 years, from 2016 to 2026, the Congo gained 1,496,253 people (a 28.6% growth), while Guinea-Bissau's population increased by 491,567 people (a 26.8% growth).

The Congo was ranked 125th most populous country in 2006 and is 109th in 2026. Guinea-Bissau was ranked 148th in 2006 and ranked 146th now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) the Congo's population will grow by 64.3% to 11,039,311 people with a rank change from 109th to 95th. The population of Guinea-Bissau will increase by 48.6% to 3,453,155 people and rank change from 146th to 136th.

The Congo is projected to reach its peak in 2100 at 20.2M people compared to the peak of 4.71M people in 2100 for Guinea-Bissau.

Population growth rate by year

Congo
Factual

Projection
Guinea-Bissau
Factual

Projection
1x
Year Growth rate
Congo Guinea-Bissau
2100 0.7% 0.15%
2099 0.74% 0.14%
2098 0.74% 0.16%
2097 0.76% 0.19%
2096 0.78% 0.18%
2095 0.79% 0.25%
2094 0.81% 0.24%
2093 0.85% 0.26%
2092 0.86% 0.24%
2091 0.88% 0.25%
2090 0.89% 0.26%
2089 0.94% 0.28%
2088 0.95% 0.3%
2087 0.97% 0.34%
2086 0.97% 0.35%
2085 1% 0.37%
2084 1.02% 0.35%
2083 1.06% 0.36%
2082 1.04% 0.37%
2081 1.08% 0.44%
2080 1.09% 0.48%
2079 1.13% 0.49%
2078 1.13% 0.54%
2077 1.14% 0.56%
2076 1.2% 0.62%
2075 1.2% 0.59%
2074 1.25% 0.65%
2073 1.27% 0.66%
2072 1.29% 0.67%
2071 1.31% 0.67%
2070 1.36% 0.71%
2069 1.36% 0.75%
2068 1.37% 0.76%
2067 1.42% 0.77%
2066 1.43% 0.85%
2065 1.45% 0.86%
2064 1.48% 0.89%
2063 1.53% 0.93%
2062 1.52% 0.96%
2061 1.53% 0.93%
2060 1.55% 1.02%
2059 1.56% 1.05%
2058 1.58% 1.05%
2057 1.6% 1.05%
2056 1.62% 1.11%
2055 1.67% 1.18%
2054 1.69% 1.14%
2053 1.72% 1.2%
2052 1.75% 1.28%
2051 1.77% 1.32%
2050 1.79% 1.39%
2049 1.83% 1.4%
2048 1.88% 1.47%
2047 1.9% 1.43%
2046 1.93% 1.52%
2045 1.95% 1.49%
2044 2.02% 1.52%
2043 2.04% 1.54%
2042 2.1% 1.55%
2041 2.1% 1.6%
2040 2.13% 1.67%
2039 2.16% 1.68%
2038 2.18% 1.7%
2037 2.21% 1.77%
2036 2.23% 1.72%
2035 2.27% 1.78%
2034 2.31% 1.89%
2033 2.32% 1.91%
2032 2.35% 1.93%
2031 2.33% 1.93%
2030 2.33% 1.95%
2029 2.34% 2%
2028 2.36% 2.09%
2027 2.35% 2.12%
2026 2.38% 2.17%
2025 2.39% 2.19%
2024 2.43% 2.23%
2023 2.45% 2.27%
2022 2.43% 2.27%
2021 2.42% 2.26%
2020 2.42% 2.32%
2019 2.44% 2.37%
2018 2.47% 2.4%
2017 2.46% 2.47%
2016 2.45% 2.54%
2015 2.45% 2.6%
2014 2.45% 2.66%
2013 2.46% 2.7%
2012 2.84% 2.7%
2011 3.3% 2.66%
2010 4.23% 2.62%
2009 4.08% 2.58%
2008 3.34% 2.55%
2007 3.73% 2.52%
2006 3.81% 2.44%
2005 3.67% 2.37%
2004 3.48% 2.33%
2003 2.83% 2.29%
2002 2.39% 2.22%
2001 3.85% 2.15%
2000 3.91% 2.03%
1999 2.74% 1.91%
1998 2.22% 1.88%
1997 2.16% 1.92%
1996 2.81% 2.11%
1995 2.85% 2.56%
1994 3.01% 3.14%
1993 3% 3.36%
1992 2.87% 2.99%
1991 2.88% 2.15%
1990 2.9% 1.66%
1989 2.93% 1.67%
1988 2.94% 1.64%
1987 2.96% 1.62%
1986 2.98% 1.61%
1985 2.99% 1.6%
1984 2.52% 1.6%
1983 2.09% 1.6%
1982 2.18% 1.6%
1981 2.23% 1.58%
1980 2.26% 1.15%
1979 2.31% 3.56%
1978 2.37% 6.73%
1977 2.42% 6.86%
1976 2.47% 6.64%
1975 2.83% 6.13%
1974 3.17% 3.46%
1973 3.18% 1.05%
1972 3.15% 0.07%
1971 3.11% 0.31%
1970 3.06% 0.48%
1969 3.01% 0.59%
1968 2.96% 1.61%
1967 2.91% 0.37%
1966 2.87% -1.41%
1965 2.81% -2.3%
1964 2.76% -0.99%
1963 2.7% 0.84%
1962 2.65% 1.19%
1961 2.62% 0.85%

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/congo/guinea-bissau | CC BY

In 2025, the population of the Congo grew by 2.39%, while Guinea-Bissau's population grew by 2.19%.

Live population counters

Congo Guinea-Bissau
Current population
6718789
2323460
Population rank 109/197 146/197
Percent of world population 0.08% 0.03%
One net population change
3.48 minutes
10.9 minutes
One birth every
2.73 minutes
8.08 minutes
One death every
13.3 minutes
34.1 minutes
Daily growth/decline +415 +132
Annual growth/decline +151,476 +48,163
Annual growth/decline rate +2.39% +2.19%
Population growth rate rank 31/197 41/197
One migration net change every
2.93 hours
6.4 hours
Annual migration change -2,999 -1,373
Net migration rank 108/196 96/196
Foreign-born residents 385,589 15,064
Foreign-born residents rank 91/195 172/195
Foreign-born share of population 6.1% 0.7%
Foreign-born share rank 86/195 165/195

Natural population change vs migration

Congo
Natural

Migration
Guinea-Bissau
Natural

Migration
1x
Year Population change
Congo Guinea-Bissau
Natural Migration Natural Migration
2025 - -2,999 - -1,373
2024 153,150 -2,491 49,642 -1,712
2023 150,486 -995 49,498 -1,400
2022 147,076 -995 48,920 -1,400
2021 144,241 -4,476 47,242 -1,395
2020 143,492 -4,472 46,718 -1,394
2019 139,513 -6,268 47,196 -1,395
2018 142,704 -8,856 46,659 -1,396
2017 141,973 -11,601 46,318 -1,398
2016 141,358 -14,783 46,814 -1,392
2015 141,539 -18,207 46,846 -1,393
2014 141,674 -21,598 46,615 -1,393
2013 142,080 -24,605 46,472 -1,395
2012 142,464 -26,643 45,480 -1,442
2011 140,371 5,262 44,405 -1,760
2010 136,908 12,318 43,067 -2,257
2009 126,904 86,014 41,950 -2,821
2008 120,711 1,774 40,841 -3,313
2007 112,459 31,239 40,288 -3,676
2006 106,876 35,475 38,886 -4,142
2005 101,344 38,337 37,347 -4,662
2004 96,577 25,412 36,495 -5,144
2003 91,326 26,280 35,649 -5,487
2002 88,497 -16,140 34,561 -5,712
2001 84,876 -764 33,461 -6,239
2000 78,491 79,780 32,816 -6,971
1999 76,204 2,470 30,916 -7,686
1998 72,450 10,500 30,390 -8,163
1997 66,149 -20,704 29,792 -8,176
1996 75,628 1,085 29,778 -7,369
1995 74,189 3,747 29,142 -4,376
1994 72,857 1,850 27,895 3,174
1993 71,119 10,218 26,943 8,562
1992 69,973 0 25,747 7,531
1991 68,534 1,966 24,527 1,621
1990 67,241 -395 23,936 -8,151
1989 65,944 1,214 24,286 -8,296
1988 64,629 22 23,940 -8,473
1987 63,183 525 23,549 -8,622
1986 61,669 367 23,301 -8,748
1985 60,359 182 23,116 -8,812
1984 59,028 0 22,861 -8,812
1983 58,120 -18,720 22,542 -8,729
1982 57,036 -16,664 22,131 -8,539
1981 56,603 -15,630 21,611 -8,291
1980 55,550 -14,972 21,024 -8,086
1979 54,723 -14,378 19,736 -13,801
1978 53,885 -13,356 17,468 32,936
1977 53,179 -12,673 15,484 33,922
1976 52,148 -11,971 13,688 32,113
1975 51,155 -10,944 11,998 28,645
1974 49,563 -312 10,321 24,290
1973 48,017 -22 8,430 -1,985
1972 46,427 0 7,911 -1,985
1971 44,431 0 8,183 -13,302
1970 42,374 0 7,632 1,123
1969 40,532 0 7,857 -11,033
1968 38,786 0 7,289 2,769
1967 36,866 0 6,742 1,516
1966 35,452 0 6,955 -11,006
1965 33,865 0 7,789 -19,928
1964 32,270 0 8,989 -23,936
1963 30,832 0 9,190 -5,993
1962 29,342 0 10,662 -3,960
1961 28,220 0 10,756 -3,575
1960 27,094 0 10,618 -8,007

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

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

Over the last 10 years, 95.2% of the population change in the Congo is from natural causes (a gain of 1,445,532 people) and 4.82% is from migration (a loss of 73,144 people). In Guinea-Bissau 97.1% is from natural causes (a gain of 475,853 people) and 2.91% is from migration (a loss of 14,275 people).

As of 2024, 385,589 residents or 6.1% of the population were not native-born in the Congo, compared to 15,064 people or 0.7% in Guinea-Bissau.

Biggest cities by population

Congo
City Population
Brazzaville 2.15M
Pointe-Noire 1.42M
Kayes 127K
Madingou 36.2K
Gamboma 26.1K
Kinkala 12.1K
Guinea-Bissau
City Population
Bissau 492K
Bafata 29.6K

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/congo/guinea-bissau | 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 2026-07-08)
  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)

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.