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

Updated on by Georank

The latest officially reported population of Gabon was 2,593,130 in 2025 vs 103,742 people in Tonga in 2025. In 2026, based on the adjusted UN estimation, the current Gabon's population is 2,676,097 people compared to 103,283 in Tonga.

Population statistics:

  • Gabon's population is 25.9 times bigger than Tonga's.
  • Gabon is ranked the 141st most populous country in the world, while Tonga is the 183rd.
  • The countries together account for 0.03% of the world: 0.03% for Gabon vs 0.001% for Tonga.
  • For the last 10 years, Gabon has had an average growth rate of +2.49% per year vs -0.25% in Tonga.
  • Since 2006, the population of Gabon has increased from 1.51M people to 2.68M (77.4% growth), while Tonga has declined from 106K to 103K (2.8% decline).

Gabon vs Tonga: population by year and forecast

Gabon
Factual

Projection
Tonga
Factual

Projection
1x
Year Population
Gabon Tonga
2100 6,954,294 117,617
2099 6,910,493 117,585
2098 6,866,307 117,530
2097 6,820,547 117,492
2096 6,773,966 117,461
2095 6,726,296 117,383
2094 6,678,568 117,290
2093 6,629,929 117,207
2092 6,580,775 117,097
2091 6,530,868 116,983
2090 6,480,029 116,838
2089 6,428,505 116,682
2088 6,375,420 116,481
2087 6,321,768 116,277
2086 6,267,763 116,088
2085 6,213,719 115,872
2084 6,158,629 115,628
2083 6,102,442 115,336
2082 6,045,631 115,041
2081 5,988,064 114,752
2080 5,930,182 114,424
2079 5,871,726 114,074
2078 5,812,947 113,710
2077 5,753,559 113,349
2076 5,694,479 112,945
2075 5,634,771 112,565
2074 5,575,361 112,179
2073 5,515,257 111,790
2072 5,455,007 111,377
2071 5,394,448 110,963
2070 5,334,065 110,576
2069 5,273,626 110,209
2068 5,213,228 109,825
2067 5,152,264 109,446
2066 5,091,437 109,062
2065 5,030,629 108,736
2064 4,969,636 108,377
2063 4,908,522 108,033
2062 4,847,599 107,710
2061 4,786,626 107,396
2060 4,725,275 107,117
2059 4,663,235 106,842
2058 4,601,048 106,589
2057 4,539,043 106,345
2056 4,476,231 106,130
2055 4,413,481 105,915
2054 4,349,956 105,698
2053 4,286,663 105,486
2052 4,223,303 105,286
2051 4,159,520 105,079
2050 4,095,784 104,844
2049 4,032,066 104,636
2048 3,968,081 104,387
2047 3,903,843 104,154
2046 3,839,466 103,852
2045 3,774,934 103,548
2044 3,710,854 103,215
2043 3,647,133 102,934
2042 3,583,886 102,692
2041 3,520,765 102,447
2040 3,458,116 102,228
2039 3,396,244 102,061
2038 3,335,082 101,835
2037 3,274,559 101,707
2036 3,214,394 101,627
2035 3,155,079 101,580
2034 3,096,672 101,571
2033 3,038,828 101,591
2032 2,981,674 101,633
2031 2,925,030 101,764
2030 2,868,829 101,928
2029 2,813,220 102,181
2028 2,757,931 102,494
2027 2,702,815 102,841
2026 2,647,878 103,283
2025 2,593,130 103,742
2024 2,538,952 104,175
2023 2,484,789 104,597
2022 2,430,747 105,042
2021 2,376,722 105,490
2020 2,322,539 105,704
2019 2,267,706 105,669
2018 2,212,318 105,567
2017 2,156,900 105,356
2016 2,100,306 105,524
2015 2,040,989 106,095
2014 1,978,399 106,609
2013 1,913,059 107,078
2012 1,846,889 107,460
2011 1,781,985 107,570
2010 1,719,879 107,400
2009 1,661,556 107,203
2008 1,607,175 107,020
2007 1,556,237 106,726
2006 1,508,337 106,253
2005 1,463,495 105,671
2004 1,421,609 105,071
2003 1,382,350 104,464
2002 1,345,135 103,874
2001 1,309,589 103,288
2000 1,275,572 102,677
1999 1,243,016 102,046
1998 1,211,736 101,388
1997 1,181,439 100,674
1996 1,152,015 100,275
1995 1,123,213 100,225
1994 1,094,720 100,166
1993 1,066,405 100,103
1992 1,038,380 100,022
1991 1,010,818 99,895
1990 983,734 99,700
1989 957,138 99,403
1988 931,020 98,969
1987 905,479 98,376
1986 880,705 98,010
1985 856,726 97,984
1984 833,501 97,990
1983 811,005 97,998
1982 789,286 97,980
1981 768,385 97,909
1980 748,389 97,769
1979 729,375 97,544
1978 711,245 97,204
1977 693,984 96,725
1976 677,628 95,325
1975 662,197 93,017
1974 647,691 90,683
1973 633,995 88,805
1972 620,960 87,356
1971 608,348 85,896
1970 595,846 84,401
1969 583,276 82,885
1968 572,257 81,353
1967 563,108 79,814
1966 554,463 78,002
1965 546,308 75,924
1964 538,657 73,879
1963 531,452 71,885
1962 524,649 69,940
1961 518,266 68,037
1960 512,316 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/gabon/tonga | CC BY

From 2006 to 2016, the population of Gabon increased by 591,969 people (a 39.2% growth), while Tonga lost 729 people (a 0.69% decline).

For the next 10 years, from 2016 to 2026, Gabon gained 575,791 people (a 27.4% growth), while Tonga's population decreased by 2,241 people (a 2.12% decline).

Gabon was ranked 147th most populous country in 2006 and is 141st 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) Gabon's population will grow by 53.1% to 4,095,784 people with a rank change from 141st to 133rd. The population of Tonga will increase by 1.51% to 104,844 people and will still be ranked 183rd.

Gabon is projected to reach its peak in 2100 at 6.95M people compared to the peak of 118K people in 2100 for Tonga.

Population growth rate by year

Gabon
Factual

Projection
Tonga
Factual

Projection
1x
Year Growth rate
Gabon Tonga
2100 0.63% 0.03%
2099 0.64% 0.05%
2098 0.67% 0.03%
2097 0.69% 0.03%
2096 0.71% 0.07%
2095 0.71% 0.08%
2094 0.73% 0.07%
2093 0.75% 0.09%
2092 0.76% 0.1%
2091 0.78% 0.12%
2090 0.8% 0.13%
2089 0.83% 0.17%
2088 0.85% 0.18%
2087 0.86% 0.16%
2086 0.87% 0.19%
2085 0.89% 0.21%
2084 0.92% 0.25%
2083 0.94% 0.26%
2082 0.96% 0.25%
2081 0.98% 0.29%
2080 1% 0.31%
2079 1.01% 0.32%
2078 1.03% 0.32%
2077 1.04% 0.36%
2076 1.06% 0.34%
2075 1.07% 0.34%
2074 1.09% 0.35%
2073 1.1% 0.37%
2072 1.12% 0.37%
2071 1.13% 0.35%
2070 1.15% 0.33%
2069 1.16% 0.35%
2068 1.18% 0.35%
2067 1.19% 0.35%
2066 1.21% 0.3%
2065 1.23% 0.33%
2064 1.25% 0.32%
2063 1.26% 0.3%
2062 1.27% 0.29%
2061 1.3% 0.26%
2060 1.33% 0.26%
2059 1.35% 0.24%
2058 1.37% 0.23%
2057 1.4% 0.2%
2056 1.42% 0.2%
2055 1.46% 0.2%
2054 1.48% 0.2%
2053 1.5% 0.19%
2052 1.53% 0.2%
2051 1.56% 0.22%
2050 1.58% 0.2%
2049 1.61% 0.24%
2048 1.65% 0.22%
2047 1.68% 0.29%
2046 1.71% 0.29%
2045 1.73% 0.32%
2044 1.75% 0.27%
2043 1.76% 0.24%
2042 1.79% 0.24%
2041 1.81% 0.21%
2040 1.82% 0.16%
2039 1.83% 0.22%
2038 1.85% 0.13%
2037 1.87% 0.08%
2036 1.88% 0.05%
2035 1.89% 0.009%
2034 1.9% -0.02%
2033 1.92% -0.04%
2032 1.94% -0.13%
2031 1.96% -0.16%
2030 1.98% -0.25%
2029 2% -0.31%
2028 2.04% -0.34%
2027 2.07% -0.43%
2026 2.11% -0.44%
2025 2.13% -0.42%
2024 2.18% -0.4%
2023 2.22% -0.42%
2022 2.27% -0.42%
2021 2.33% -0.2%
2020 2.42% 0.03%
2019 2.5% 0.1%
2018 2.57% 0.2%
2017 2.69% -0.16%
2016 2.91% -0.54%
2015 3.16% -0.48%
2014 3.42% -0.44%
2013 3.58% -0.36%
2012 3.64% -0.1%
2011 3.61% 0.16%
2010 3.51% 0.18%
2009 3.38% 0.17%
2008 3.27% 0.28%
2007 3.18% 0.45%
2006 3.06% 0.55%
2005 2.95% 0.57%
2004 2.84% 0.58%
2003 2.77% 0.57%
2002 2.71% 0.57%
2001 2.67% 0.6%
2000 2.62% 0.62%
1999 2.58% 0.65%
1998 2.56% 0.71%
1997 2.55% 0.4%
1996 2.56% 0.05%
1995 2.6% 0.06%
1994 2.66% 0.06%
1993 2.7% 0.08%
1992 2.73% 0.13%
1991 2.75% 0.2%
1990 2.78% 0.3%
1989 2.81% 0.44%
1988 2.82% 0.6%
1987 2.81% 0.37%
1986 2.8% 0.03%
1985 2.79% -0.006%
1984 2.77% -0.008%
1983 2.75% 0.02%
1982 2.72% 0.07%
1981 2.67% 0.14%
1980 2.61% 0.23%
1979 2.55% 0.35%
1978 2.49% 0.5%
1977 2.41% 1.47%
1976 2.33% 2.48%
1975 2.24% 2.57%
1974 2.16% 2.11%
1973 2.1% 1.66%
1972 2.07% 1.7%
1971 2.1% 1.77%
1970 2.16% 1.83%
1969 1.93% 1.88%
1968 1.62% 1.93%
1967 1.56% 2.32%
1966 1.49% 2.74%
1965 1.42% 2.77%
1964 1.36% 2.77%
1963 1.3% 2.78%
1962 1.23% 2.8%
1961 1.16% 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/gabon/tonga | CC BY

In 2025, the population of Gabon grew by 2.13%, while Tonga's population declined by 0.42%.

Live population counters

Gabon Tonga
Current population
2676097
103283
Population rank 141/197 183/197
Percent of world population 0.03% 0.001%
One net population change
9.73 minutes
20.3 hours
One birth every
7.63 minutes
3.65 hours
One death every
33.3 minutes
13.1 hours
Daily growth/decline +148 -1
Annual growth/decline +54,178 -433
Annual growth/decline rate +2.13% -0.42%
Population growth rate rank 42/197 181/197
One migration net change every
7.87 hours
4.09 hours
Annual migration change +1,116 -2,150
Net migration rank 62/196 99/196
Foreign-born residents 449,746 3,581
Foreign-born residents rank 84/195 187/195
Foreign-born share of population 17.7% 3.4%
Foreign-born share rank 34/195 113/195

Natural population change vs migration

Gabon
Natural

Migration
Tonga
Natural

Migration
1x
Year Population change
Gabon Tonga
Natural Migration Natural Migration
2025 - 1,116 - -2,150
2024 53,067 1,105 1,729 -2,149
2023 53,167 987 1,744 -2,173
2022 52,944 987 1,772 -2,218
2021 52,611 1,503 1,773 -2,220
2020 52,745 1,506 1,816 -1,807
2019 53,185 2,233 1,841 -1,778
2018 52,476 2,886 1,873 -1,723
2017 51,455 4,013 1,912 -1,642
2016 50,321 7,398 1,989 -2,591
2015 48,876 12,041 2,064 -2,610
2014 47,704 16,565 2,135 -2,622
2013 46,829 19,587 2,199 -2,637
2012 45,941 19,973 2,255 -2,578
2011 44,922 18,967 2,298 -2,198
2010 43,061 17,274 2,332 -2,097
2009 41,037 15,277 2,358 -2,204
2008 39,002 13,441 2,397 -2,177
2007 37,394 12,045 2,423 -2,057
2006 35,984 10,382 2,459 -1,875
2005 34,766 8,555 2,495 -1,906
2004 33,615 6,830 2,478 -1,876
2003 32,633 5,434 2,448 -1,844
2002 31,777 4,582 2,396 -1,815
2001 30,941 3,801 2,358 -1,766
2000 30,210 3,086 2,346 -1,721
1999 29,330 2,480 2,352 -1,710
1998 28,697 2,055 2,344 -1,665
1997 28,053 1,786 2,332 -1,589
1996 27,450 1,555 2,393 -2,338
1995 27,290 1,314 2,476 -2,422
1994 27,271 1,110 2,547 -2,484
1993 27,235 1,009 2,594 -2,532
1992 26,810 990 2,622 -2,524
1991 26,334 990 2,637 -2,484
1990 25,858 990 2,641 -2,409
1989 25,359 990 2,644 -2,280
1988 24,888 990 2,649 -2,138
1987 24,212 990 2,646 -1,970
1986 23,362 990 2,704 -2,650
1985 22,617 990 2,762 -2,775
1984 21,851 990 2,814 -2,823
1983 21,162 990 2,840 -2,840
1982 20,292 990 2,853 -2,814
1981 19,528 990 2,882 -2,778
1980 18,503 990 2,885 -2,708
1979 17,553 990 2,884 -2,604
1978 16,714 990 2,862 -2,457
1977 15,842 972 2,822 -2,273
1976 14,998 899 2,769 -523
1975 14,162 792 2,709 -346
1974 13,381 680 2,650 -344
1973 12,731 608 2,617 -1,168
1972 12,095 639 2,605 -1,153
1971 11,357 1,130 2,611 -1,138
1970 10,635 1,882 2,628 -1,122
1969 9,969 2,650 2,632 -1,101
1968 9,417 0 2,614 -1,078
1967 8,883 0 2,603 -1,060
1966 8,410 0 2,550 -465
1965 7,902 0 2,498 -426
1964 7,402 0 2,445 -428
1963 7,001 0 2,394 -426
1962 6,609 0 2,343 -420
1961 6,161 0 2,284 -401
1960 5,732 0 2,230 -384

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

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

Over the last 10 years, 93.8% of the population change in Gabon is from natural causes (a gain of 520,847 people) and 6.24% is from migration (a gain of 34,659 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, 449,746 residents or 17.7% of the population were not native-born in Gabon, compared to 3,581 people or 3.4% in Tonga.

Biggest cities by population

Gabon
City Population
Libreville 899K
Port-Gentil 155K
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/gabon/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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