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Population in Guinea compared to Nigeria: Trends, Charts, Rankings

Updated on by Georank team

The latest officially reported population of Guinea was 14,754,785 in 2024 vs 232,679,478 people in Nigeria in 2024. In 2026, based on the adjusted UN estimation, the current Guinea's population is 15,546,235 people compared to 243,824,469 in Nigeria.

Population statistics:

  • Nigeria's population is 15.7 times bigger than Guinea's.
  • Guinea is ranked the 75th most populous country in the world, while Nigeria is the 6th.
  • The countries together account for 3.13% of the world: 0.19% for Guinea vs 2.94% for Nigeria.
  • For the last 10 years, Guinea has had an average growth rate of +2.54% per year vs +2.31% in Nigeria.
  • Since 2006, the population of Guinea has increased from 9.44M people to 15.5M (64.7% growth), while Nigeria has grown from 149M to 244M (63.6% growth).

Guinea vs Nigeria: population by year and forecast

Guinea
Factual

Projection
Nigeria
Factual

Projection
1x
Year Population
Guinea Nigeria
2100 32,376,229 481,678,166
2099 32,347,865 481,494,914
2098 32,314,004 481,219,866
2097 32,276,347 480,876,108
2096 32,235,495 480,460,381
2095 32,192,977 479,976,454
2094 32,140,512 479,432,855
2093 32,082,262 478,807,152
2092 32,016,043 478,097,591
2091 31,950,972 477,274,569
2090 31,877,383 476,367,086
2089 31,796,200 475,363,859
2088 31,706,914 474,268,867
2087 31,616,297 473,072,894
2086 31,513,784 471,769,229
2085 31,397,618 470,365,292
2084 31,278,121 468,843,169
2083 31,149,657 467,224,322
2082 31,018,417 465,509,151
2081 30,874,294 463,679,779
2080 30,732,838 461,741,930
2079 30,578,815 459,680,797
2078 30,422,788 457,513,367
2077 30,262,797 455,254,796
2076 30,093,594 452,885,729
2075 29,912,683 450,402,898
2074 29,730,771 447,825,224
2073 29,543,355 445,152,156
2072 29,350,201 442,375,349
2071 29,147,256 439,499,004
2070 28,940,409 436,539,777
2069 28,724,140 433,472,204
2068 28,502,451 430,320,190
2067 28,273,692 427,066,199
2066 28,038,741 423,736,078
2065 27,799,894 420,318,527
2064 27,554,829 416,811,285
2063 27,300,055 413,231,409
2062 27,040,837 409,583,480
2061 26,777,235 405,859,509
2060 26,512,111 402,073,494
2059 26,236,871 398,228,736
2058 25,952,601 394,315,883
2057 25,667,399 390,341,867
2056 25,375,302 386,298,064
2055 25,076,744 382,193,151
2054 24,776,691 378,030,342
2053 24,464,996 373,799,276
2052 24,154,455 369,501,634
2051 23,840,942 365,149,555
2050 23,524,366 360,734,783
2049 23,209,588 356,271,401
2048 22,891,820 351,752,501
2047 22,568,175 347,169,674
2046 22,241,327 342,532,578
2045 21,911,584 337,834,528
2044 21,583,213 333,076,416
2043 21,246,672 328,256,555
2042 20,909,610 323,388,886
2041 20,571,500 318,469,120
2040 20,229,061 313,492,800
2039 19,889,710 308,474,350
2038 19,552,134 303,423,786
2037 19,214,553 298,351,344
2036 18,874,400 293,250,795
2035 18,536,891 288,138,368
2034 18,203,307 283,018,151
2033 17,864,588 277,897,810
2032 17,522,696 272,769,123
2031 17,180,034 267,666,779
2030 16,833,632 262,583,487
2029 16,491,163 257,504,936
2028 16,145,186 252,465,743
2027 15,798,054 247,457,208
2026 15,452,864 242,477,499
2025 15,105,390 237,546,527
2024 14,754,785 232,679,478
2023 14,405,468 227,882,945
2022 14,055,137 223,150,896
2021 13,710,513 218,529,286
2020 13,371,183 213,996,181
2019 13,034,346 209,485,641
2018 12,704,774 204,938,755
2017 12,385,659 200,254,579
2016 12,073,030 195,443,700
2015 11,767,070 190,671,878
2014 11,472,924 185,896,915
2013 11,191,873 181,049,443
2012 10,921,581 176,200,625
2011 10,656,810 171,379,598
2010 10,396,086 166,642,886
2009 10,143,534 162,049,464
2008 9,898,870 157,595,014
2007 9,662,281 153,267,261
2006 9,441,171 149,077,334
2005 9,245,844 145,017,253
2004 9,062,726 141,057,045
2003 8,870,781 137,202,644
2002 8,674,066 133,471,989
2001 8,539,960 129,862,595
2000 8,428,832 126,382,494
1999 8,265,123 123,047,320
1998 8,081,990 119,846,254
1997 7,931,370 116,754,792
1996 7,770,035 113,754,779
1995 7,553,249 110,819,428
1994 7,345,107 107,935,714
1993 7,128,177 105,122,069
1992 6,914,366 102,372,770
1991 6,697,166 99,720,162
1990 6,434,374 97,120,925
1989 6,215,811 94,531,014
1988 6,056,574 92,020,090
1987 5,900,198 89,591,716
1986 5,750,668 87,235,953
1985 5,610,373 84,897,973
1984 5,480,096 82,526,443
1983 5,359,814 80,438,260
1982 5,247,672 78,378,701
1981 5,143,288 76,068,103
1980 5,047,419 73,764,641
1979 4,959,283 71,498,242
1978 4,877,854 69,326,532
1977 4,801,128 67,234,590
1976 4,727,022 65,258,009
1975 4,653,876 63,410,815
1974 4,580,510 61,679,144
1973 4,506,324 60,082,139
1972 4,431,292 58,601,748
1971 4,355,200 57,214,684
1970 4,277,535 55,893,838
1969 4,198,300 54,631,914
1968 4,118,550 53,432,783
1967 4,040,153 52,293,065
1966 3,964,155 51,188,234
1965 3,890,716 50,086,764
1964 3,819,722 49,012,016
1963 3,750,954 47,973,575
1962 3,684,273 46,965,292
1961 3,619,551 45,989,310
1960 3,556,749 45,053,782

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/nigeria | CC BY

From 2006 to 2016, the population of Guinea increased by 2,631,859 people (a 27.9% growth), while Nigeria gained 46,366,366 people (a 31.1% growth).

For the next 10 years, from 2016 to 2026, Guinea gained 3,473,205 people (a 28.8% growth), while Nigeria's population increased by 48,380,769 people (a 24.8% growth).

Guinea was ranked 84th most populous country in 2006 and is 75th in 2026. Nigeria was ranked 7th in 2006 and ranked 6th now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Guinea's population will grow by 51.3% to 23,524,366 people with a rank change from 75th to 71st. The population of Nigeria will increase by 47.9% to 360,734,783 people and rank change from 6th to 5th.

Guinea is projected to reach its peak in 2100 at 32.4M people compared to the peak of 482M people in 2100 for Nigeria.

Population growth rate by year

Guinea
Factual

Projection
Nigeria
Factual

Projection
1x
Year Growth rate
Guinea Nigeria
2100 0.09% 0.04%
2099 0.1% 0.06%
2098 0.12% 0.07%
2097 0.13% 0.09%
2096 0.13% 0.1%
2095 0.16% 0.11%
2094 0.18% 0.13%
2093 0.21% 0.15%
2092 0.2% 0.17%
2091 0.23% 0.19%
2090 0.26% 0.21%
2089 0.28% 0.23%
2088 0.29% 0.25%
2087 0.33% 0.28%
2086 0.37% 0.3%
2085 0.38% 0.32%
2084 0.41% 0.35%
2083 0.42% 0.37%
2082 0.47% 0.39%
2081 0.46% 0.42%
2080 0.5% 0.45%
2079 0.51% 0.47%
2078 0.53% 0.5%
2077 0.56% 0.52%
2076 0.6% 0.55%
2075 0.61% 0.58%
2074 0.63% 0.6%
2073 0.66% 0.63%
2072 0.7% 0.65%
2071 0.71% 0.68%
2070 0.75% 0.71%
2069 0.78% 0.73%
2068 0.81% 0.76%
2067 0.84% 0.79%
2066 0.86% 0.81%
2065 0.89% 0.84%
2064 0.93% 0.87%
2063 0.96% 0.89%
2062 0.98% 0.92%
2061 1% 0.94%
2060 1.05% 0.97%
2059 1.1% 0.99%
2058 1.11% 1.02%
2057 1.15% 1.05%
2056 1.19% 1.07%
2055 1.21% 1.1%
2054 1.27% 1.13%
2053 1.29% 1.16%
2052 1.32% 1.19%
2051 1.35% 1.22%
2050 1.36% 1.25%
2049 1.39% 1.28%
2048 1.43% 1.32%
2047 1.47% 1.35%
2046 1.5% 1.39%
2045 1.52% 1.43%
2044 1.58% 1.47%
2043 1.61% 1.51%
2042 1.64% 1.54%
2041 1.69% 1.59%
2040 1.71% 1.63%
2039 1.73% 1.66%
2038 1.76% 1.7%
2037 1.8% 1.74%
2036 1.82% 1.77%
2035 1.83% 1.81%
2034 1.9% 1.84%
2033 1.95% 1.88%
2032 1.99% 1.91%
2031 2.06% 1.94%
2030 2.08% 1.97%
2029 2.14% 2%
2028 2.2% 2.02%
2027 2.23% 2.05%
2026 2.3% 2.08%
2025 2.38% 2.09%
2024 2.42% 2.1%
2023 2.49% 2.12%
2022 2.51% 2.11%
2021 2.54% 2.12%
2020 2.58% 2.15%
2019 2.59% 2.22%
2018 2.58% 2.34%
2017 2.59% 2.46%
2016 2.6% 2.5%
2015 2.56% 2.57%
2014 2.51% 2.68%
2013 2.47% 2.75%
2012 2.48% 2.81%
2011 2.51% 2.84%
2010 2.49% 2.83%
2009 2.47% 2.83%
2008 2.45% 2.82%
2007 2.34% 2.81%
2006 2.11% 2.8%
2005 2.02% 2.81%
2004 2.16% 2.81%
2003 2.27% 2.8%
2002 1.57% 2.78%
2001 1.32% 2.75%
2000 1.98% 2.71%
1999 2.27% 2.67%
1998 1.9% 2.65%
1997 2.08% 2.64%
1996 2.87% 2.65%
1995 2.83% 2.67%
1994 3.04% 2.68%
1993 3.09% 2.69%
1992 3.24% 2.66%
1991 4.08% 2.68%
1990 3.52% 2.74%
1989 2.63% 2.73%
1988 2.65% 2.71%
1987 2.6% 2.7%
1986 2.5% 2.75%
1985 2.38% 2.87%
1984 2.24% 2.6%
1983 2.14% 2.63%
1982 2.03% 3.04%
1981 1.9% 3.12%
1980 1.78% 3.17%
1979 1.67% 3.13%
1978 1.6% 3.11%
1977 1.57% 3.03%
1976 1.57% 2.91%
1975 1.6% 2.81%
1974 1.65% 2.66%
1973 1.69% 2.53%
1972 1.75% 2.42%
1971 1.82% 2.36%
1970 1.89% 2.31%
1969 1.94% 2.24%
1968 1.94% 2.18%
1967 1.92% 2.16%
1966 1.89% 2.2%
1965 1.86% 2.19%
1964 1.83% 2.16%
1963 1.81% 2.15%
1962 1.79% 2.12%
1961 1.77% 2.08%

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/nigeria | CC BY

In 2024, the population of Guinea grew by 2.42%, while Nigeria's population grew by 2.1%.

Live population counters

Guinea Nigeria
Current population
15546235
243824469
Population rank 75/197 6/197
Percent of world population 0.19% 2.94%
One net population change
1.5 minutes
6.58 seconds
One birth every
1.08 minutes
4.2 seconds
One death every
4 minutes
11.8 seconds
Daily growth/decline +957 +13,141
Annual growth/decline +349,317 +4,796,533
Annual growth/decline rate +2.42% +2.1%
Population growth rate rank 32/197 48/197
One migration net change every
32.4 minutes
34.5 minutes
Annual migration change -16,282 -15,258
Net migration rank 147/196 145/196
Foreign-born residents 117,416 1,403,281
Foreign-born residents rank 125/195 49/195
Foreign-born share of population 0.8% 0.6%
Foreign-born share rank 159/195 173/195

Natural population change vs migration

Guinea
Natural

Migration
Nigeria
Natural

Migration
1x
Year Population change
Guinea Nigeria
Natural Migration Natural Migration
2025 - -16,282 - -15,258
2024 - -12,024 - -35,202
2023 356,147 -3,997 4,834,309 -57,936
2022 352,517 -3,997 4,739,502 -51,680
2021 345,121 -4,373 4,641,562 -86,115
2020 342,289 -4,365 4,525,164 -14,497
2019 338,984 -3,240 4,609,941 -99,722
2018 332,585 -9,187 4,659,898 -76,565
2017 328,542 -13,718 4,706,183 78,685
2016 324,608 -14,189 4,761,594 75,265
2015 316,604 -15,117 4,823,045 -116,162
2014 309,539 -22,741 4,862,319 -19,376
2013 304,430 -29,136 4,811,751 40,201
2012 298,094 -32,808 4,774,508 71,138
2011 293,318 -29,069 4,728,363 67,808
2010 288,512 -31,327 4,629,173 47,966
2009 281,920 -34,007 4,528,149 -18,422
2008 274,327 -32,925 4,412,976 -13,646
2007 266,070 -34,311 4,265,428 -9,162
2006 258,518 -48,078 4,135,703 -12,093
2005 251,209 -71,015 4,013,788 -17,146
2004 242,075 -56,036 3,877,376 46,370
2003 234,774 -36,934 3,751,120 33,857
2002 229,022 -33,450 3,606,814 69,594
2001 227,642 -155,020 3,478,370 64,163
2000 227,081 -77,450 3,343,196 74,535
1999 223,968 -46,183 3,155,425 97,195
1998 219,385 -30,903 3,003,946 145,575
1997 220,373 -107,614 2,936,500 96,885
1996 214,896 -4,973 2,882,205 84,448
1995 205,644 18,021 2,830,771 73,243
1994 201,439 -8,826 2,735,198 128,134
1993 195,612 45,616 2,673,675 90,200
1992 189,682 -3,285 2,596,173 138,412
1991 181,299 66,718 2,527,807 42,760
1990 169,926 107,641 2,491,928 135,959
1989 164,707 -5,150 2,452,324 99,588
1988 159,566 -637 2,376,419 93,510
1987 154,178 -350 2,322,397 64,418
1986 148,137 -2,900 2,295,003 29,682
1985 142,313 -6,965 2,289,784 61,514
1984 136,640 -11,439 2,278,060 113,758
1983 130,629 -15,265 2,292,089 -507,539
1982 126,831 -17,920 2,233,401 101,116
1981 121,223 -21,367 2,179,884 106,723
1980 117,186 -25,287 2,121,618 198,672
1979 113,141 -28,770 2,074,807 137,721
1978 109,415 -30,933 2,019,621 111,258
1977 105,990 -31,004 1,923,917 129,075
1976 102,449 -29,220 1,827,289 72,889
1975 99,267 -26,221 1,718,623 75,603
1974 96,315 -22,637 1,624,813 44,281
1973 93,764 -19,065 1,525,485 -618
1972 91,147 -15,782 1,448,928 -12,962
1971 88,358 -11,543 1,373,896 -35,639
1970 85,418 -6,906 1,295,507 7,953
1969 82,799 -2,844 1,213,484 6,912
1968 79,892 -345 1,168,254 9,615
1967 77,251 0 1,082,884 18,683
1966 74,748 0 1,095,582 12,513
1965 72,134 0 1,061,840 32,988
1964 69,848 0 1,028,272 26,411
1963 67,690 0 995,116 27,115
1962 65,672 0 966,452 27,906
1961 63,766 0 932,111 25,515
1960 61,848 0 901,301 12,131

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

GeoRank.org/population/guinea/nigeria | CC BY

Over the last 10 years, 97.2% of the population change in Guinea is from natural causes (a gain of 3,346,936 people) and 2.76% is from migration (a loss of 94,924 people). In Nigeria 99.2% is from natural causes (a gain of 47,163,517 people) and 0.77% is from migration (a loss of 368,103 people).

As of 2024, 117,416 residents or 0.8% of the population were not native-born in Guinea, compared to 1,403,281 people or 0.6% in Nigeria.

Biggest cities by population

Guinea
City Population
Conakry 1.67M
Mamou 376K
Nzerekore 280K
Gueckedou 222K
Kankan 191K
Boffa 27K
Forecariah 23K
Nigeria
City Population
Lagos 15.1M
Kano 4.35M
Port Harcourt 3.32M
Ibadan 2.55M
Benin 1.78M
Abuja 1.69M
Onitsha 1.48M
Maiduguri 1.2M
Aba 1.16M
Enugu 1.03M

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/nigeria | 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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