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

Updated on by Georank

The latest officially reported population of Benin was 14,814,460 in 2025 vs 103,742 people in Tonga in 2025. In 2026, based on the adjusted UN estimation, the current Benin's population is 15,358,725 people compared to 103,283 in Tonga.

Population statistics:

  • Benin's population is 148.7 times bigger than Tonga's.
  • Benin is ranked the 76th most populous country in the world, while Tonga is the 183rd.
  • The countries together account for 0.19% of the world: 0.18% for Benin vs 0.001% for Tonga.
  • For the last 10 years, Benin has had an average growth rate of +2.72% per year vs -0.25% in Tonga.
  • Since 2006, the population of Benin has increased from 8.69M people to 15.4M (76.7% growth), while Tonga has declined from 106K to 103K (2.8% decline).

Benin vs Tonga: population by year and forecast

Benin
Factual

Projection
Tonga
Factual

Projection
1x
Year Population
Benin Tonga
2100 39,983,872 117,617
2099 39,812,782 117,585
2098 39,635,737 117,530
2097 39,458,425 117,492
2096 39,267,189 117,461
2095 39,069,668 117,383
2094 38,861,643 117,290
2093 38,654,312 117,207
2092 38,438,555 117,097
2091 38,219,341 116,983
2090 37,994,758 116,838
2089 37,758,164 116,682
2088 37,514,605 116,481
2087 37,263,867 116,277
2086 37,010,840 116,088
2085 36,747,949 115,872
2084 36,482,666 115,628
2083 36,206,559 115,336
2082 35,919,464 115,041
2081 35,632,837 114,752
2080 35,340,781 114,424
2079 35,042,368 114,074
2078 34,737,536 113,710
2077 34,426,961 113,349
2076 34,112,205 112,945
2075 33,795,633 112,565
2074 33,465,867 112,179
2073 33,130,654 111,790
2072 32,785,976 111,377
2071 32,441,087 110,963
2070 32,088,089 110,576
2069 31,731,457 110,209
2068 31,377,153 109,825
2067 31,019,975 109,446
2066 30,659,408 109,062
2065 30,291,447 108,736
2064 29,919,749 108,377
2063 29,549,126 108,033
2062 29,175,986 107,710
2061 28,802,803 107,396
2060 28,426,146 107,117
2059 28,046,395 106,842
2058 27,667,117 106,589
2057 27,283,017 106,345
2056 26,900,755 106,130
2055 26,509,320 105,915
2054 26,115,455 105,698
2053 25,724,306 105,486
2052 25,327,058 105,286
2051 24,928,787 105,079
2050 24,529,464 104,844
2049 24,128,830 104,636
2048 23,727,047 104,387
2047 23,325,128 104,154
2046 22,919,519 103,852
2045 22,510,298 103,548
2044 22,107,673 103,215
2043 21,702,786 102,934
2042 21,296,676 102,692
2041 20,893,690 102,447
2040 20,492,059 102,228
2039 20,092,542 102,061
2038 19,693,130 101,835
2037 19,301,544 101,707
2036 18,910,879 101,627
2035 18,521,401 101,580
2034 18,136,190 101,571
2033 17,755,302 101,591
2032 17,378,392 101,633
2031 17,004,065 101,764
2030 16,635,301 101,928
2029 16,265,440 102,181
2028 15,899,231 102,494
2027 15,534,984 102,841
2026 15,172,565 103,283
2025 14,814,460 103,742
2024 14,462,724 104,175
2023 14,111,034 104,597
2022 13,759,501 105,042
2021 13,413,417 105,490
2020 13,070,169 105,704
2019 12,726,755 105,669
2018 12,383,347 105,567
2017 12,039,780 105,356
2016 11,697,842 105,524
2015 11,360,681 106,095
2014 11,030,004 106,609
2013 10,708,834 107,078
2012 10,397,657 107,460
2011 10,093,623 107,570
2010 9,797,484 107,400
2009 9,509,423 107,203
2008 9,228,466 107,020
2007 8,953,969 106,726
2006 8,693,242 106,253
2005 8,426,144 105,671
2004 8,159,094 105,071
2003 7,913,070 104,464
2002 7,675,426 103,874
2001 7,445,596 103,288
2000 7,221,619 102,677
1999 7,002,818 102,046
1998 6,789,489 101,388
1997 6,583,365 100,674
1996 6,391,858 100,275
1995 6,226,773 100,225
1994 6,096,506 100,166
1993 5,872,706 100,103
1992 5,617,844 100,022
1991 5,446,932 99,895
1990 5,281,479 99,700
1989 5,121,657 99,403
1988 4,967,341 98,969
1987 4,818,486 98,376
1986 4,675,420 98,010
1985 4,538,012 97,984
1984 4,405,895 97,990
1983 4,278,978 97,998
1982 4,156,596 97,980
1981 4,038,307 97,909
1980 3,925,251 97,769
1979 3,818,528 97,544
1978 3,718,305 97,204
1977 3,623,202 96,725
1976 3,532,196 95,325
1975 3,445,407 93,017
1974 3,362,633 90,683
1973 3,283,496 88,805
1972 3,207,543 87,356
1971 3,134,767 85,896
1970 3,065,057 84,401
1969 2,998,222 82,885
1968 2,934,257 81,353
1967 2,872,997 79,814
1966 2,814,317 78,002
1965 2,757,936 75,924
1964 2,704,003 73,879
1963 2,652,908 71,885
1962 2,604,659 69,940
1961 2,559,223 68,037
1960 2,517,286 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/benin/tonga | CC BY

From 2006 to 2016, the population of Benin increased by 3,004,600 people (a 34.6% growth), while Tonga lost 729 people (a 0.69% decline).

For the next 10 years, from 2016 to 2026, Benin gained 3,660,883 people (a 31.3% growth), while Tonga's population decreased by 2,241 people (a 2.12% decline).

Benin was ranked 89th most populous country in 2006 and is 76th 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) Benin's population will grow by 59.7% to 24,529,464 people with a rank change from 76th to 68th. The population of Tonga will increase by 1.51% to 104,844 people and will still be ranked 183rd.

Benin is projected to reach its peak in 2100 at 40M people compared to the peak of 118K people in 2100 for Tonga.

Population growth rate by year

Benin
Factual

Projection
Tonga
Factual

Projection
1x
Year Growth rate
Benin Tonga
2100 0.43% 0.03%
2099 0.45% 0.05%
2098 0.45% 0.03%
2097 0.49% 0.03%
2096 0.51% 0.07%
2095 0.54% 0.08%
2094 0.54% 0.07%
2093 0.56% 0.09%
2092 0.57% 0.1%
2091 0.59% 0.12%
2090 0.63% 0.13%
2089 0.65% 0.17%
2088 0.67% 0.18%
2087 0.68% 0.16%
2086 0.72% 0.19%
2085 0.73% 0.21%
2084 0.76% 0.25%
2083 0.8% 0.26%
2082 0.8% 0.25%
2081 0.83% 0.29%
2080 0.85% 0.31%
2079 0.88% 0.32%
2078 0.9% 0.32%
2077 0.92% 0.36%
2076 0.94% 0.34%
2075 0.99% 0.34%
2074 1.01% 0.35%
2073 1.05% 0.37%
2072 1.06% 0.37%
2071 1.1% 0.35%
2070 1.12% 0.33%
2069 1.13% 0.35%
2068 1.15% 0.35%
2067 1.18% 0.35%
2066 1.21% 0.3%
2065 1.24% 0.33%
2064 1.25% 0.32%
2063 1.28% 0.3%
2062 1.3% 0.29%
2061 1.33% 0.26%
2060 1.35% 0.26%
2059 1.37% 0.24%
2058 1.41% 0.23%
2057 1.42% 0.2%
2056 1.48% 0.2%
2055 1.51% 0.2%
2054 1.52% 0.2%
2053 1.57% 0.19%
2052 1.6% 0.2%
2051 1.63% 0.22%
2050 1.66% 0.2%
2049 1.69% 0.24%
2048 1.72% 0.22%
2047 1.77% 0.29%
2046 1.82% 0.29%
2045 1.82% 0.32%
2044 1.87% 0.27%
2043 1.91% 0.24%
2042 1.93% 0.24%
2041 1.96% 0.21%
2040 1.99% 0.16%
2039 2.03% 0.22%
2038 2.03% 0.13%
2037 2.07% 0.08%
2036 2.1% 0.05%
2035 2.12% 0.009%
2034 2.15% -0.02%
2033 2.17% -0.04%
2032 2.2% -0.13%
2031 2.22% -0.16%
2030 2.27% -0.25%
2029 2.3% -0.31%
2028 2.34% -0.34%
2027 2.39% -0.43%
2026 2.42% -0.44%
2025 2.43% -0.42%
2024 2.49% -0.4%
2023 2.55% -0.42%
2022 2.58% -0.42%
2021 2.63% -0.2%
2020 2.7% 0.03%
2019 2.77% 0.1%
2018 2.85% 0.2%
2017 2.92% -0.16%
2016 2.97% -0.54%
2015 3% -0.48%
2014 3% -0.44%
2013 2.99% -0.36%
2012 3.01% -0.1%
2011 3.02% 0.16%
2010 3.03% 0.18%
2009 3.04% 0.17%
2008 3.07% 0.28%
2007 3% 0.45%
2006 3.17% 0.55%
2005 3.27% 0.57%
2004 3.11% 0.58%
2003 3.1% 0.57%
2002 3.09% 0.57%
2001 3.1% 0.6%
2000 3.12% 0.62%
1999 3.14% 0.65%
1998 3.13% 0.71%
1997 3% 0.4%
1996 2.65% 0.05%
1995 2.14% 0.06%
1994 3.81% 0.06%
1993 4.54% 0.08%
1992 3.14% 0.13%
1991 3.13% 0.2%
1990 3.12% 0.3%
1989 3.11% 0.44%
1988 3.09% 0.6%
1987 3.06% 0.37%
1986 3.03% 0.03%
1985 3% -0.006%
1984 2.97% -0.008%
1983 2.94% 0.02%
1982 2.93% 0.07%
1981 2.88% 0.14%
1980 2.79% 0.23%
1979 2.7% 0.35%
1978 2.62% 0.5%
1977 2.58% 1.47%
1976 2.52% 2.48%
1975 2.46% 2.57%
1974 2.41% 2.11%
1973 2.37% 1.66%
1972 2.32% 1.7%
1971 2.27% 1.77%
1970 2.23% 1.83%
1969 2.18% 1.88%
1968 2.13% 1.93%
1967 2.09% 2.32%
1966 2.04% 2.74%
1965 1.99% 2.77%
1964 1.93% 2.77%
1963 1.85% 2.78%
1962 1.78% 2.8%
1961 1.67% 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/benin/tonga | CC BY

In 2025, the population of Benin grew by 2.43%, while Tonga's population declined by 0.42%.

Live population counters

Benin Tonga
Current population
15358725
103283
Population rank 76/197 183/197
Percent of world population 0.18% 0.001%
One net population change
1.5 minutes
20.3 hours
One birth every
1.09 minutes
3.65 hours
One death every
4.17 minutes
13.1 hours
Daily growth/decline +964 -1
Annual growth/decline +351,736 -433
Annual growth/decline rate +2.43% -0.42%
Population growth rate rank 27/197 181/197
One migration net change every
1.12 hours
4.09 hours
Annual migration change -7,847 -2,150
Net migration rank 127/196 99/196
Foreign-born residents 418,202 3,581
Foreign-born residents rank 88/195 187/195
Foreign-born share of population 2.9% 3.4%
Foreign-born share rank 118/195 113/195

Natural population change vs migration

Benin
Natural

Migration
Tonga
Natural

Migration
1x
Year Population change
Benin Tonga
Natural Migration Natural Migration
2025 - -7,847 - -2,150
2024 357,359 -7,725 1,729 -2,149
2023 353,933 -192 1,744 -2,173
2022 349,518 -192 1,772 -2,218
2021 341,103 1,729 1,773 -2,220
2020 341,929 1,729 1,816 -1,807
2019 339,817 3,366 1,841 -1,778
2018 340,270 3,372 1,873 -1,723
2017 339,763 3,716 1,912 -1,642
2016 336,559 3,837 1,989 -2,591
2015 330,573 3,369 2,064 -2,610
2014 323,753 3,667 2,135 -2,622
2013 315,804 -887 2,199 -2,637
2012 306,180 1,260 2,255 -2,578
2011 296,348 4,283 2,298 -2,198
2010 287,703 3,947 2,332 -2,097
2009 280,204 4,279 2,358 -2,204
2008 274,242 3,198 2,397 -2,177
2007 271,305 241 2,423 -2,057
2006 265,040 -15,135 2,459 -1,875
2005 253,795 30,495 2,495 -1,906
2004 245,630 4,173 2,478 -1,876
2003 237,962 4,283 2,448 -1,844
2002 229,472 3,572 2,396 -1,815
2001 222,877 3,732 2,358 -1,766
2000 218,013 3,335 2,346 -1,721
1999 213,074 3,177 2,352 -1,710
1998 208,342 2,051 2,344 -1,665
1997 203,182 -1,322 2,332 -1,589
1996 197,643 -16,490 2,393 -2,338
1995 194,481 -45,469 2,476 -2,422
1994 196,637 -85,128 2,547 -2,484
1993 179,858 156,223 2,594 -2,532
1992 173,794 -138 2,622 -2,524
1991 168,174 0 2,637 -2,484
1990 163,055 -333 2,641 -2,409
1989 157,235 -315 2,644 -2,280
1988 153,580 -1,867 2,649 -2,138
1987 147,783 -1,792 2,646 -1,970
1986 142,039 -1,899 2,704 -2,650
1985 136,621 -1,953 2,762 -2,775
1984 131,590 -2,018 2,814 -2,823
1983 126,349 -2,090 2,840 -2,840
1982 122,748 -2,253 2,853 -2,814
1981 118,634 -2,543 2,882 -2,778
1980 112,969 -2,946 2,885 -2,708
1979 106,782 -3,365 2,884 -2,604
1978 100,762 -3,731 2,862 -2,457
1977 97,200 -4,022 2,822 -2,273
1976 93,141 -4,308 2,769 -523
1975 89,350 -4,607 2,709 -346
1974 85,623 -4,814 2,650 -344
1973 82,422 -4,960 2,617 -1,168
1972 79,415 -4,970 2,605 -1,153
1971 76,034 -4,921 2,611 -1,138
1970 73,156 -4,851 2,628 -1,122
1969 70,155 -4,792 2,632 -1,101
1968 67,327 -4,756 2,614 -1,078
1967 64,709 -4,756 2,603 -1,060
1966 62,169 -4,764 2,550 -465
1965 60,154 -4,793 2,498 -426
1964 57,352 -4,839 2,445 -428
1963 54,514 -4,847 2,394 -426
1962 51,664 -4,844 2,343 -420
1961 48,838 -4,791 2,284 -401
1960 44,564 -4,722 2,230 -384

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

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

Over the last 10 years, 99.6% of the population change in Benin is from natural causes (a gain of 3,430,824 people) and 0.38% is from migration (a gain of 13,009 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, 418,202 residents or 2.9% of the population were not native-born in Benin, compared to 3,581 people or 3.4% in Tonga.

Biggest cities by population

Benin
City Population
Cotonou 780K
Porto-Novo 234K
Abomey 90.2K
Save 31.4K
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/benin/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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