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

Updated on by Georank

The latest officially reported population of the Congo was 6,484,437 in 2025 vs 15,099,727 people in Guinea in 2025. In 2026, based on the adjusted UN estimation, the current Congo's population is 6,718,789 people compared to 15,624,314 in Guinea.

Population statistics:

  • Guinea's population is 2.33 times bigger than the Congo's.
  • The Congo is ranked the 109th most populous country in the world, while Guinea is the 75th.
  • The countries together account for 0.27% of the world: 0.08% for the Congo vs 0.19% for Guinea.
  • For the last 10 years, the Congo has had an average growth rate of +2.44% per year vs +2.53% in Guinea.
  • Since 2006, the population of the Congo has increased from 3.84M people to 6.72M (75.1% growth), while Guinea has grown from 9.44M to 15.6M (65.5% growth).

Congo vs Guinea: population by year and forecast

Congo
Factual

Projection
Guinea
Factual

Projection
1x
Year Population
Congo Guinea
2100 20,194,267 32,364,089
2099 20,053,234 32,335,737
2098 19,906,909 32,301,888
2097 19,760,110 32,264,245
2096 19,610,521 32,223,409
2095 19,459,493 32,180,906
2094 19,306,835 32,128,461
2093 19,151,289 32,070,233
2092 18,990,577 32,004,039
2091 18,828,222 31,938,993
2090 18,663,146 31,865,431
2089 18,497,842 31,784,278
2088 18,325,571 31,695,025
2087 18,153,731 31,604,442
2086 17,979,773 31,501,968
2085 17,807,843 31,385,846
2084 17,631,386 31,266,394
2083 17,453,221 31,137,977
2082 17,270,773 31,006,787
2081 17,093,270 30,862,718
2080 16,910,570 30,721,315
2079 16,728,955 30,567,350
2078 16,542,829 30,411,381
2077 16,357,926 30,251,450
2076 16,173,005 30,082,310
2075 15,981,904 29,901,467
2074 15,791,626 29,719,623
2073 15,597,321 29,532,278
2072 15,402,110 29,339,197
2071 15,205,567 29,136,328
2070 15,009,147 28,929,558
2069 14,808,250 28,713,370
2068 14,609,790 28,491,765
2067 14,412,802 28,263,091
2066 14,211,022 28,028,228
2065 14,010,661 27,789,471
2064 13,810,933 27,544,497
2063 13,609,626 27,289,819
2062 13,405,080 27,030,698
2061 13,204,362 26,767,195
2060 13,004,957 26,502,170
2059 12,806,162 26,227,034
2058 12,609,233 25,942,870
2057 12,413,395 25,657,776
2056 12,217,406 25,365,788
2055 12,022,740 25,067,342
2054 11,824,813 24,767,401
2053 11,627,983 24,455,823
2052 11,431,875 24,145,399
2051 11,235,188 23,832,003
2050 11,039,311 23,515,546
2049 10,844,973 23,200,886
2048 10,650,230 22,883,237
2047 10,453,401 22,559,713
2046 10,258,550 22,232,988
2045 10,063,886 21,903,369
2044 9,871,213 21,575,120
2043 9,676,000 21,238,706
2042 9,482,485 20,901,770
2041 9,287,235 20,563,787
2040 9,096,577 20,221,476
2039 8,907,177 19,882,253
2038 8,719,250 19,544,803
2037 8,532,935 19,207,349
2036 8,348,719 18,867,323
2035 8,166,676 18,529,941
2034 7,985,679 18,196,482
2033 7,805,748 17,857,890
2032 7,628,440 17,516,126
2031 7,453,476 17,173,592
2030 7,284,111 16,827,321
2029 7,117,929 16,484,980
2028 6,955,268 16,139,132
2027 6,794,778 15,792,131
2026 6,638,532 15,447,070
2025 6,484,437 15,099,727
2024 6,332,961 14,754,785
2023 6,182,885 14,405,468
2022 6,035,104 14,055,137
2021 5,892,183 13,710,513
2020 5,752,791 13,371,183
2019 5,616,661 13,034,346
2018 5,483,118 12,704,774
2017 5,351,011 12,385,659
2016 5,222,536 12,073,030
2015 5,097,581 11,767,070
2014 4,975,880 11,472,924
2013 4,857,099 11,191,873
2012 4,740,450 10,921,581
2011 4,609,724 10,656,810
2010 4,462,290 10,396,086
2009 4,281,219 10,143,534
2008 4,113,517 9,898,870
2007 3,980,430 9,662,281
2006 3,837,409 9,441,171
2005 3,696,393 9,245,844
2004 3,565,554 9,062,726
2003 3,445,753 8,870,781
2002 3,350,771 8,674,066
2001 3,272,537 8,539,960
2000 3,151,345 8,428,832
1999 3,032,874 8,265,123
1998 2,952,061 8,081,990
1997 2,887,862 7,931,370
1996 2,826,785 7,770,035
1995 2,749,461 7,553,249
1994 2,673,144 7,345,107
1993 2,595,124 7,128,177
1992 2,519,465 6,914,366
1991 2,449,229 6,697,166
1990 2,380,560 6,434,374
1989 2,313,558 6,215,811
1988 2,247,653 6,056,574
1987 2,183,473 5,900,198
1986 2,120,602 5,750,668
1985 2,059,311 5,610,373
1984 1,999,528 5,480,096
1983 1,950,321 5,359,814
1982 1,910,430 5,247,672
1981 1,869,759 5,143,288
1980 1,828,985 5,047,419
1979 1,788,524 4,959,283
1978 1,748,089 4,877,854
1977 1,707,568 4,801,128
1976 1,667,225 4,727,022
1975 1,627,032 4,653,876
1974 1,582,301 4,580,510
1973 1,533,680 4,506,324
1972 1,486,468 4,431,292
1971 1,441,039 4,355,200
1970 1,397,638 4,277,535
1969 1,356,182 4,198,300
1968 1,316,519 4,118,550
1967 1,278,691 4,040,153
1966 1,242,534 3,964,155
1965 1,207,880 3,890,716
1964 1,174,816 3,819,722
1963 1,143,263 3,750,954
1962 1,113,175 3,684,273
1961 1,084,389 3,619,551
1960 1,056,732 3,556,749

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 | CC BY

From 2006 to 2016, the population of the Congo increased by 1,385,127 people (a 36.1% growth), while Guinea gained 2,631,859 people (a 27.9% growth).

For the next 10 years, from 2016 to 2026, the Congo gained 1,496,253 people (a 28.6% growth), while Guinea's population increased by 3,551,284 people (a 29.4% growth).

The Congo was ranked 125th most populous country in 2006 and is 109th in 2026. Guinea was ranked 84th in 2006 and ranked 75th 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 will increase by 50.5% to 23,515,546 people and rank change from 75th to 70th.

The Congo is projected to reach its peak in 2100 at 20.2M people compared to the peak of 32.4M people in 2100 for Guinea.

Population growth rate by year

Congo
Factual

Projection
Guinea
Factual

Projection
1x
Year Growth rate
Congo Guinea
2100 0.7% 0.09%
2099 0.74% 0.1%
2098 0.74% 0.12%
2097 0.76% 0.13%
2096 0.78% 0.13%
2095 0.79% 0.16%
2094 0.81% 0.18%
2093 0.85% 0.21%
2092 0.86% 0.2%
2091 0.88% 0.23%
2090 0.89% 0.26%
2089 0.94% 0.28%
2088 0.95% 0.29%
2087 0.97% 0.33%
2086 0.97% 0.37%
2085 1% 0.38%
2084 1.02% 0.41%
2083 1.06% 0.42%
2082 1.04% 0.47%
2081 1.08% 0.46%
2080 1.09% 0.5%
2079 1.13% 0.51%
2078 1.13% 0.53%
2077 1.14% 0.56%
2076 1.2% 0.6%
2075 1.2% 0.61%
2074 1.25% 0.63%
2073 1.27% 0.66%
2072 1.29% 0.7%
2071 1.31% 0.71%
2070 1.36% 0.75%
2069 1.36% 0.78%
2068 1.37% 0.81%
2067 1.42% 0.84%
2066 1.43% 0.86%
2065 1.45% 0.89%
2064 1.48% 0.93%
2063 1.53% 0.96%
2062 1.52% 0.98%
2061 1.53% 1%
2060 1.55% 1.05%
2059 1.56% 1.1%
2058 1.58% 1.11%
2057 1.6% 1.15%
2056 1.62% 1.19%
2055 1.67% 1.21%
2054 1.69% 1.27%
2053 1.72% 1.29%
2052 1.75% 1.32%
2051 1.77% 1.35%
2050 1.79% 1.36%
2049 1.83% 1.39%
2048 1.88% 1.43%
2047 1.9% 1.47%
2046 1.93% 1.5%
2045 1.95% 1.52%
2044 2.02% 1.58%
2043 2.04% 1.61%
2042 2.1% 1.64%
2041 2.1% 1.69%
2040 2.13% 1.71%
2039 2.16% 1.73%
2038 2.18% 1.76%
2037 2.21% 1.8%
2036 2.23% 1.82%
2035 2.27% 1.83%
2034 2.31% 1.9%
2033 2.32% 1.95%
2032 2.35% 1.99%
2031 2.33% 2.06%
2030 2.33% 2.08%
2029 2.34% 2.14%
2028 2.36% 2.2%
2027 2.35% 2.23%
2026 2.38% 2.3%
2025 2.39% 2.34%
2024 2.43% 2.42%
2023 2.45% 2.49%
2022 2.43% 2.51%
2021 2.42% 2.54%
2020 2.42% 2.58%
2019 2.44% 2.59%
2018 2.47% 2.58%
2017 2.46% 2.59%
2016 2.45% 2.6%
2015 2.45% 2.56%
2014 2.45% 2.51%
2013 2.46% 2.47%
2012 2.84% 2.48%
2011 3.3% 2.51%
2010 4.23% 2.49%
2009 4.08% 2.47%
2008 3.34% 2.45%
2007 3.73% 2.34%
2006 3.81% 2.11%
2005 3.67% 2.02%
2004 3.48% 2.16%
2003 2.83% 2.27%
2002 2.39% 1.57%
2001 3.85% 1.32%
2000 3.91% 1.98%
1999 2.74% 2.27%
1998 2.22% 1.9%
1997 2.16% 2.08%
1996 2.81% 2.87%
1995 2.85% 2.83%
1994 3.01% 3.04%
1993 3% 3.09%
1992 2.87% 3.24%
1991 2.88% 4.08%
1990 2.9% 3.52%
1989 2.93% 2.63%
1988 2.94% 2.65%
1987 2.96% 2.6%
1986 2.98% 2.5%
1985 2.99% 2.38%
1984 2.52% 2.24%
1983 2.09% 2.14%
1982 2.18% 2.03%
1981 2.23% 1.9%
1980 2.26% 1.78%
1979 2.31% 1.67%
1978 2.37% 1.6%
1977 2.42% 1.57%
1976 2.47% 1.57%
1975 2.83% 1.6%
1974 3.17% 1.65%
1973 3.18% 1.69%
1972 3.15% 1.75%
1971 3.11% 1.82%
1970 3.06% 1.89%
1969 3.01% 1.94%
1968 2.96% 1.94%
1967 2.91% 1.92%
1966 2.87% 1.89%
1965 2.81% 1.86%
1964 2.76% 1.83%
1963 2.7% 1.81%
1962 2.65% 1.79%
1961 2.62% 1.77%

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 | CC BY

In 2025, the population of the Congo grew by 2.39%, while Guinea's population grew by 2.34%.

Live population counters

Congo Guinea
Current population
6718789
15624314
Population rank 109/197 75/197
Percent of world population 0.08% 0.19%
One net population change
3.48 minutes
1.53 minutes
One birth every
2.73 minutes
1.07 minutes
One death every
13.3 minutes
3.95 minutes
Daily growth/decline +415 +945
Annual growth/decline +151,476 +344,942
Annual growth/decline rate +2.39% +2.34%
Population growth rate rank 31/197 34/197
One migration net change every
2.93 hours
32.4 minutes
Annual migration change -2,999 -16,282
Net migration rank 108/196 147/196
Foreign-born residents 385,589 117,416
Foreign-born residents rank 91/195 125/195
Foreign-born share of population 6.1% 0.8%
Foreign-born share rank 86/195 159/195

Natural population change vs migration

Congo
Natural

Migration
Guinea
Natural

Migration
1x
Year Population change
Congo Guinea
Natural Migration Natural Migration
2025 - -2,999 - -16,282
2024 153,150 -2,491 358,497 -12,024
2023 150,486 -995 356,147 -3,997
2022 147,076 -995 352,517 -3,997
2021 144,241 -4,476 345,121 -4,373
2020 143,492 -4,472 342,289 -4,365
2019 139,513 -6,268 338,984 -3,240
2018 142,704 -8,856 332,585 -9,187
2017 141,973 -11,601 328,542 -13,718
2016 141,358 -14,783 324,608 -14,189
2015 141,539 -18,207 316,604 -15,117
2014 141,674 -21,598 309,539 -22,741
2013 142,080 -24,605 304,430 -29,136
2012 142,464 -26,643 298,094 -32,808
2011 140,371 5,262 293,318 -29,069
2010 136,908 12,318 288,512 -31,327
2009 126,904 86,014 281,920 -34,007
2008 120,711 1,774 274,327 -32,925
2007 112,459 31,239 266,070 -34,311
2006 106,876 35,475 258,518 -48,078
2005 101,344 38,337 251,209 -71,015
2004 96,577 25,412 242,075 -56,036
2003 91,326 26,280 234,774 -36,934
2002 88,497 -16,140 229,022 -33,450
2001 84,876 -764 227,642 -155,020
2000 78,491 79,780 227,081 -77,450
1999 76,204 2,470 223,968 -46,183
1998 72,450 10,500 219,385 -30,903
1997 66,149 -20,704 220,373 -107,614
1996 75,628 1,085 214,896 -4,973
1995 74,189 3,747 205,644 18,021
1994 72,857 1,850 201,439 -8,826
1993 71,119 10,218 195,612 45,616
1992 69,973 0 189,682 -3,285
1991 68,534 1,966 181,299 66,718
1990 67,241 -395 169,926 107,641
1989 65,944 1,214 164,707 -5,150
1988 64,629 22 159,566 -637
1987 63,183 525 154,178 -350
1986 61,669 367 148,137 -2,900
1985 60,359 182 142,313 -6,965
1984 59,028 0 136,640 -11,439
1983 58,120 -18,720 130,629 -15,265
1982 57,036 -16,664 126,831 -17,920
1981 56,603 -15,630 121,223 -21,367
1980 55,550 -14,972 117,186 -25,287
1979 54,723 -14,378 113,141 -28,770
1978 53,885 -13,356 109,415 -30,933
1977 53,179 -12,673 105,990 -31,004
1976 52,148 -11,971 102,449 -29,220
1975 51,155 -10,944 99,267 -26,221
1974 49,563 -312 96,315 -22,637
1973 48,017 -22 93,764 -19,065
1972 46,427 0 91,147 -15,782
1971 44,431 0 88,358 -11,543
1970 42,374 0 85,418 -6,906
1969 40,532 0 82,799 -2,844
1968 38,786 0 79,892 -345
1967 36,866 0 77,251 0
1966 35,452 0 74,748 0
1965 33,865 0 72,134 0
1964 32,270 0 69,848 0
1963 30,832 0 67,690 0
1962 29,342 0 65,672 0
1961 28,220 0 63,766 0
1960 27,094 0 61,848 0

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

GeoRank.org/population/congo/guinea | 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 97.6% is from natural causes (a gain of 3,395,894 people) and 2.42% is from migration (a loss of 84,207 people).

As of 2024, 385,589 residents or 6.1% of the population were not native-born in the Congo, compared to 117,416 people or 0.8% in Guinea.

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
City Population
Conakry 1.67M
Mamou 376K
Nzerekore 316K
Gueckedou 222K
Kankan 191K
Boffa 48.3K
Forecariah 23K

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 | 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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