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

Updated on by Georank

The latest officially reported population of Guinea was 15,099,727 in 2025 vs 103,742 people in Tonga in 2025. In 2026, based on the adjusted UN estimation, the current Guinea's population is 15,624,314 people compared to 103,283 in Tonga.

Population statistics:

  • Guinea's population is 151.3 times bigger than Tonga's.
  • Guinea is ranked the 75th most populous country in the world, while Tonga is the 183rd.
  • The countries together account for 0.19% of the world: 0.19% for Guinea vs 0.001% for Tonga.
  • For the last 10 years, Guinea has had an average growth rate of +2.53% per year vs -0.25% in Tonga.
  • Since 2006, the population of Guinea has increased from 9.44M people to 15.6M (65.5% growth), while Tonga has declined from 106K to 103K (2.8% decline).

Guinea vs Tonga: population by year and forecast

Guinea
Factual

Projection
Tonga
Factual

Projection
1x
Year Population
Guinea Tonga
2100 32,364,089 117,617
2099 32,335,737 117,585
2098 32,301,888 117,530
2097 32,264,245 117,492
2096 32,223,409 117,461
2095 32,180,906 117,383
2094 32,128,461 117,290
2093 32,070,233 117,207
2092 32,004,039 117,097
2091 31,938,993 116,983
2090 31,865,431 116,838
2089 31,784,278 116,682
2088 31,695,025 116,481
2087 31,604,442 116,277
2086 31,501,968 116,088
2085 31,385,846 115,872
2084 31,266,394 115,628
2083 31,137,977 115,336
2082 31,006,787 115,041
2081 30,862,718 114,752
2080 30,721,315 114,424
2079 30,567,350 114,074
2078 30,411,381 113,710
2077 30,251,450 113,349
2076 30,082,310 112,945
2075 29,901,467 112,565
2074 29,719,623 112,179
2073 29,532,278 111,790
2072 29,339,197 111,377
2071 29,136,328 110,963
2070 28,929,558 110,576
2069 28,713,370 110,209
2068 28,491,765 109,825
2067 28,263,091 109,446
2066 28,028,228 109,062
2065 27,789,471 108,736
2064 27,544,497 108,377
2063 27,289,819 108,033
2062 27,030,698 107,710
2061 26,767,195 107,396
2060 26,502,170 107,117
2059 26,227,034 106,842
2058 25,942,870 106,589
2057 25,657,776 106,345
2056 25,365,788 106,130
2055 25,067,342 105,915
2054 24,767,401 105,698
2053 24,455,823 105,486
2052 24,145,399 105,286
2051 23,832,003 105,079
2050 23,515,546 104,844
2049 23,200,886 104,636
2048 22,883,237 104,387
2047 22,559,713 104,154
2046 22,232,988 103,852
2045 21,903,369 103,548
2044 21,575,120 103,215
2043 21,238,706 102,934
2042 20,901,770 102,692
2041 20,563,787 102,447
2040 20,221,476 102,228
2039 19,882,253 102,061
2038 19,544,803 101,835
2037 19,207,349 101,707
2036 18,867,323 101,627
2035 18,529,941 101,580
2034 18,196,482 101,571
2033 17,857,890 101,591
2032 17,516,126 101,633
2031 17,173,592 101,764
2030 16,827,321 101,928
2029 16,484,980 102,181
2028 16,139,132 102,494
2027 15,792,131 102,841
2026 15,447,070 103,283
2025 15,099,727 103,742
2024 14,754,785 104,175
2023 14,405,468 104,597
2022 14,055,137 105,042
2021 13,710,513 105,490
2020 13,371,183 105,704
2019 13,034,346 105,669
2018 12,704,774 105,567
2017 12,385,659 105,356
2016 12,073,030 105,524
2015 11,767,070 106,095
2014 11,472,924 106,609
2013 11,191,873 107,078
2012 10,921,581 107,460
2011 10,656,810 107,570
2010 10,396,086 107,400
2009 10,143,534 107,203
2008 9,898,870 107,020
2007 9,662,281 106,726
2006 9,441,171 106,253
2005 9,245,844 105,671
2004 9,062,726 105,071
2003 8,870,781 104,464
2002 8,674,066 103,874
2001 8,539,960 103,288
2000 8,428,832 102,677
1999 8,265,123 102,046
1998 8,081,990 101,388
1997 7,931,370 100,674
1996 7,770,035 100,275
1995 7,553,249 100,225
1994 7,345,107 100,166
1993 7,128,177 100,103
1992 6,914,366 100,022
1991 6,697,166 99,895
1990 6,434,374 99,700
1989 6,215,811 99,403
1988 6,056,574 98,969
1987 5,900,198 98,376
1986 5,750,668 98,010
1985 5,610,373 97,984
1984 5,480,096 97,990
1983 5,359,814 97,998
1982 5,247,672 97,980
1981 5,143,288 97,909
1980 5,047,419 97,769
1979 4,959,283 97,544
1978 4,877,854 97,204
1977 4,801,128 96,725
1976 4,727,022 95,325
1975 4,653,876 93,017
1974 4,580,510 90,683
1973 4,506,324 88,805
1972 4,431,292 87,356
1971 4,355,200 85,896
1970 4,277,535 84,401
1969 4,198,300 82,885
1968 4,118,550 81,353
1967 4,040,153 79,814
1966 3,964,155 78,002
1965 3,890,716 75,924
1964 3,819,722 73,879
1963 3,750,954 71,885
1962 3,684,273 69,940
1961 3,619,551 68,037
1960 3,556,749 66,170

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/guinea/tonga | CC BY

From 2006 to 2016, the population of Guinea increased by 2,631,859 people (a 27.9% growth), while Tonga lost 729 people (a 0.69% decline).

For the next 10 years, from 2016 to 2026, Guinea gained 3,551,284 people (a 29.4% growth), while Tonga's population decreased by 2,241 people (a 2.12% decline).

Guinea was ranked 84th most populous country in 2006 and is 75th in 2026. Tonga was ranked 182nd in 2006 and ranked 183rd now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Guinea's population will grow by 50.5% to 23,515,546 people with a rank change from 75th to 70th. The population of Tonga will increase by 1.51% to 104,844 people and will still be ranked 183rd.

Guinea is projected to reach its peak in 2100 at 32.4M people compared to the peak of 118K people in 2100 for Tonga.

Population growth rate by year

Guinea
Factual

Projection
Tonga
Factual

Projection
1x
Year Growth rate
Guinea Tonga
2100 0.09% 0.03%
2099 0.1% 0.05%
2098 0.12% 0.03%
2097 0.13% 0.03%
2096 0.13% 0.07%
2095 0.16% 0.08%
2094 0.18% 0.07%
2093 0.21% 0.09%
2092 0.2% 0.1%
2091 0.23% 0.12%
2090 0.26% 0.13%
2089 0.28% 0.17%
2088 0.29% 0.18%
2087 0.33% 0.16%
2086 0.37% 0.19%
2085 0.38% 0.21%
2084 0.41% 0.25%
2083 0.42% 0.26%
2082 0.47% 0.25%
2081 0.46% 0.29%
2080 0.5% 0.31%
2079 0.51% 0.32%
2078 0.53% 0.32%
2077 0.56% 0.36%
2076 0.6% 0.34%
2075 0.61% 0.34%
2074 0.63% 0.35%
2073 0.66% 0.37%
2072 0.7% 0.37%
2071 0.71% 0.35%
2070 0.75% 0.33%
2069 0.78% 0.35%
2068 0.81% 0.35%
2067 0.84% 0.35%
2066 0.86% 0.3%
2065 0.89% 0.33%
2064 0.93% 0.32%
2063 0.96% 0.3%
2062 0.98% 0.29%
2061 1% 0.26%
2060 1.05% 0.26%
2059 1.1% 0.24%
2058 1.11% 0.23%
2057 1.15% 0.2%
2056 1.19% 0.2%
2055 1.21% 0.2%
2054 1.27% 0.2%
2053 1.29% 0.19%
2052 1.32% 0.2%
2051 1.35% 0.22%
2050 1.36% 0.2%
2049 1.39% 0.24%
2048 1.43% 0.22%
2047 1.47% 0.29%
2046 1.5% 0.29%
2045 1.52% 0.32%
2044 1.58% 0.27%
2043 1.61% 0.24%
2042 1.64% 0.24%
2041 1.69% 0.21%
2040 1.71% 0.16%
2039 1.73% 0.22%
2038 1.76% 0.13%
2037 1.8% 0.08%
2036 1.82% 0.05%
2035 1.83% 0.009%
2034 1.9% -0.02%
2033 1.95% -0.04%
2032 1.99% -0.13%
2031 2.06% -0.16%
2030 2.08% -0.25%
2029 2.14% -0.31%
2028 2.2% -0.34%
2027 2.23% -0.43%
2026 2.3% -0.44%
2025 2.34% -0.42%
2024 2.42% -0.4%
2023 2.49% -0.42%
2022 2.51% -0.42%
2021 2.54% -0.2%
2020 2.58% 0.03%
2019 2.59% 0.1%
2018 2.58% 0.2%
2017 2.59% -0.16%
2016 2.6% -0.54%
2015 2.56% -0.48%
2014 2.51% -0.44%
2013 2.47% -0.36%
2012 2.48% -0.1%
2011 2.51% 0.16%
2010 2.49% 0.18%
2009 2.47% 0.17%
2008 2.45% 0.28%
2007 2.34% 0.45%
2006 2.11% 0.55%
2005 2.02% 0.57%
2004 2.16% 0.58%
2003 2.27% 0.57%
2002 1.57% 0.57%
2001 1.32% 0.6%
2000 1.98% 0.62%
1999 2.27% 0.65%
1998 1.9% 0.71%
1997 2.08% 0.4%
1996 2.87% 0.05%
1995 2.83% 0.06%
1994 3.04% 0.06%
1993 3.09% 0.08%
1992 3.24% 0.13%
1991 4.08% 0.2%
1990 3.52% 0.3%
1989 2.63% 0.44%
1988 2.65% 0.6%
1987 2.6% 0.37%
1986 2.5% 0.03%
1985 2.38% -0.006%
1984 2.24% -0.008%
1983 2.14% 0.02%
1982 2.03% 0.07%
1981 1.9% 0.14%
1980 1.78% 0.23%
1979 1.67% 0.35%
1978 1.6% 0.5%
1977 1.57% 1.47%
1976 1.57% 2.48%
1975 1.6% 2.57%
1974 1.65% 2.11%
1973 1.69% 1.66%
1972 1.75% 1.7%
1971 1.82% 1.77%
1970 1.89% 1.83%
1969 1.94% 1.88%
1968 1.94% 1.93%
1967 1.92% 2.32%
1966 1.89% 2.74%
1965 1.86% 2.77%
1964 1.83% 2.77%
1963 1.81% 2.78%
1962 1.79% 2.8%
1961 1.77% 2.82%

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/guinea/tonga | CC BY

In 2025, the population of Guinea grew by 2.34%, while Tonga's population declined by 0.42%.

Live population counters

Guinea Tonga
Current population
15624314
103283
Population rank 75/197 183/197
Percent of world population 0.19% 0.001%
One net population change
1.53 minutes
20.3 hours
One birth every
1.07 minutes
3.65 hours
One death every
3.95 minutes
13.1 hours
Daily growth/decline +945 -1
Annual growth/decline +344,942 -433
Annual growth/decline rate +2.34% -0.42%
Population growth rate rank 34/197 181/197
One migration net change every
32.4 minutes
4.09 hours
Annual migration change -16,282 -2,150
Net migration rank 147/196 99/196
Foreign-born residents 117,416 3,581
Foreign-born residents rank 125/195 187/195
Foreign-born share of population 0.8% 3.4%
Foreign-born share rank 159/195 113/195

Natural population change vs migration

Guinea
Natural

Migration
Tonga
Natural

Migration
1x
Year Population change
Guinea Tonga
Natural Migration Natural Migration
2025 - -16,282 - -2,150
2024 358,497 -12,024 1,729 -2,149
2023 356,147 -3,997 1,744 -2,173
2022 352,517 -3,997 1,772 -2,218
2021 345,121 -4,373 1,773 -2,220
2020 342,289 -4,365 1,816 -1,807
2019 338,984 -3,240 1,841 -1,778
2018 332,585 -9,187 1,873 -1,723
2017 328,542 -13,718 1,912 -1,642
2016 324,608 -14,189 1,989 -2,591
2015 316,604 -15,117 2,064 -2,610
2014 309,539 -22,741 2,135 -2,622
2013 304,430 -29,136 2,199 -2,637
2012 298,094 -32,808 2,255 -2,578
2011 293,318 -29,069 2,298 -2,198
2010 288,512 -31,327 2,332 -2,097
2009 281,920 -34,007 2,358 -2,204
2008 274,327 -32,925 2,397 -2,177
2007 266,070 -34,311 2,423 -2,057
2006 258,518 -48,078 2,459 -1,875
2005 251,209 -71,015 2,495 -1,906
2004 242,075 -56,036 2,478 -1,876
2003 234,774 -36,934 2,448 -1,844
2002 229,022 -33,450 2,396 -1,815
2001 227,642 -155,020 2,358 -1,766
2000 227,081 -77,450 2,346 -1,721
1999 223,968 -46,183 2,352 -1,710
1998 219,385 -30,903 2,344 -1,665
1997 220,373 -107,614 2,332 -1,589
1996 214,896 -4,973 2,393 -2,338
1995 205,644 18,021 2,476 -2,422
1994 201,439 -8,826 2,547 -2,484
1993 195,612 45,616 2,594 -2,532
1992 189,682 -3,285 2,622 -2,524
1991 181,299 66,718 2,637 -2,484
1990 169,926 107,641 2,641 -2,409
1989 164,707 -5,150 2,644 -2,280
1988 159,566 -637 2,649 -2,138
1987 154,178 -350 2,646 -1,970
1986 148,137 -2,900 2,704 -2,650
1985 142,313 -6,965 2,762 -2,775
1984 136,640 -11,439 2,814 -2,823
1983 130,629 -15,265 2,840 -2,840
1982 126,831 -17,920 2,853 -2,814
1981 121,223 -21,367 2,882 -2,778
1980 117,186 -25,287 2,885 -2,708
1979 113,141 -28,770 2,884 -2,604
1978 109,415 -30,933 2,862 -2,457
1977 105,990 -31,004 2,822 -2,273
1976 102,449 -29,220 2,769 -523
1975 99,267 -26,221 2,709 -346
1974 96,315 -22,637 2,650 -344
1973 93,764 -19,065 2,617 -1,168
1972 91,147 -15,782 2,605 -1,153
1971 88,358 -11,543 2,611 -1,138
1970 85,418 -6,906 2,628 -1,122
1969 82,799 -2,844 2,632 -1,101
1968 79,892 -345 2,614 -1,078
1967 77,251 0 2,603 -1,060
1966 74,748 0 2,550 -465
1965 72,134 0 2,498 -426
1964 69,848 0 2,445 -428
1963 67,690 0 2,394 -426
1962 65,672 0 2,343 -420
1961 63,766 0 2,284 -401
1960 61,848 0 2,230 -384

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

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

Over the last 10 years, 97.6% of the population change in Guinea is from natural causes (a gain of 3,395,894 people) and 2.42% is from migration (a loss of 84,207 people). In Tonga 47% is from natural causes (a gain of 18,513 people) and 53% is from migration (a loss of 20,911 people).

As of 2024, 117,416 residents or 0.8% of the population were not native-born in Guinea, compared to 3,581 people or 3.4% in Tonga.

Biggest cities by population

Guinea
City Population
Conakry 1.67M
Mamou 376K
Nzerekore 316K
Gueckedou 222K
Kankan 191K
Boffa 48.3K
Forecariah 23K
Tonga
City Population
Nukualofa 23.2K
Mua 5K

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/guinea/tonga | 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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