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

Updated on by Georank

The latest officially reported population of Benin was 14,814,460 in 2025 vs 123,366,734 people in Japan in 2025. In 2026, based on the adjusted UN estimation, the current Benin's population is 15,358,725 people compared to 122,704,252 in Japan.

Population statistics:

  • Japan's population is 7.99 times bigger than Benin's.
  • Benin is ranked the 76th most populous country in the world, while Japan is the 12th.
  • The countries together account for 1.66% of the world: 0.18% for Benin vs 1.48% for Japan.
  • For the last 10 years, Benin has had an average growth rate of +2.72% per year vs -0.28% in Japan.
  • Since 2006, the population of Benin has increased from 8.69M people to 15.4M (76.7% growth), while Japan has declined from 128M to 123M (4.03% decline).

Benin vs Japan: population by year and forecast

Benin
Factual

Projection
Japan
Factual

Projection
1x
Year Population
Benin Japan
2100 39,983,872 76,995,942
2099 39,812,782 77,380,486
2098 39,635,737 77,759,557
2097 39,458,425 78,135,569
2096 39,267,189 78,515,892
2095 39,069,668 78,892,606
2094 38,861,643 79,267,768
2093 38,654,312 79,645,584
2092 38,438,555 80,025,578
2091 38,219,341 80,401,222
2090 37,994,758 80,778,500
2089 37,758,164 81,158,413
2088 37,514,605 81,539,639
2087 37,263,867 81,926,401
2086 37,010,840 82,322,612
2085 36,747,949 82,727,738
2084 36,482,666 83,141,354
2083 36,206,559 83,562,394
2082 35,919,464 83,998,809
2081 35,632,837 84,447,888
2080 35,340,781 84,918,455
2079 35,042,368 85,406,042
2078 34,737,536 85,916,840
2077 34,426,961 86,453,316
2076 34,112,205 87,012,155
2075 33,795,633 87,597,053
2074 33,465,867 88,209,803
2073 33,130,654 88,854,316
2072 32,785,976 89,519,055
2071 32,441,087 90,204,314
2070 32,088,089 90,919,143
2069 31,731,457 91,645,589
2068 31,377,153 92,388,299
2067 31,019,975 93,133,993
2066 30,659,408 93,889,902
2065 30,291,447 94,654,259
2064 29,919,749 95,412,429
2063 29,549,126 96,169,244
2062 29,175,986 96,924,236
2061 28,802,803 97,675,525
2060 28,426,146 98,422,553
2059 28,046,395 99,166,038
2058 27,667,117 99,890,950
2057 27,283,017 100,607,740
2056 26,900,755 101,318,164
2055 26,509,320 102,012,184
2054 26,115,455 102,706,063
2053 25,724,306 103,381,833
2052 25,327,058 104,059,800
2051 24,928,787 104,729,745
2050 24,529,464 105,400,477
2049 24,128,830 106,076,354
2048 23,727,047 106,754,699
2047 23,325,128 107,442,881
2046 22,919,519 108,139,155
2045 22,510,298 108,844,934
2044 22,107,673 109,553,441
2043 21,702,786 110,269,851
2042 21,296,676 110,992,599
2041 20,893,690 111,729,216
2040 20,492,059 112,463,507
2039 20,092,542 113,200,859
2038 19,693,130 113,940,856
2037 19,301,544 114,687,611
2036 18,910,879 115,436,359
2035 18,521,401 116,187,949
2034 18,136,190 116,936,734
2033 17,755,302 117,678,572
2032 17,378,392 118,419,247
2031 17,004,065 119,153,646
2030 16,635,301 119,882,512
2029 16,265,440 120,600,781
2028 15,899,231 121,314,239
2027 15,534,984 122,015,984
2026 15,172,565 122,704,252
2025 14,814,460 123,366,734
2024 14,462,724 123,975,371
2023 14,111,034 124,516,650
2022 13,759,501 125,124,989
2021 13,413,417 125,681,593
2020 13,070,169 126,261,000
2019 12,726,755 126,633,000
2018 12,383,347 126,811,000
2017 12,039,780 126,972,000
2016 11,697,842 127,076,000
2015 11,360,681 127,141,000
2014 11,030,004 127,276,000
2013 10,708,834 127,445,000
2012 10,397,657 127,629,000
2011 10,093,623 127,833,000
2010 9,797,484 128,070,000
2009 9,509,423 128,047,000
2008 9,228,466 128,063,000
2007 8,953,969 128,001,000
2006 8,693,242 127,854,000
2005 8,426,144 127,773,000
2004 8,159,094 127,761,000
2003 7,913,070 127,718,000
2002 7,675,426 127,445,000
2001 7,445,596 127,149,000
2000 7,221,619 126,843,000
1999 7,002,818 126,631,000
1998 6,789,489 126,400,000
1997 6,583,365 126,057,000
1996 6,391,858 125,757,000
1995 6,226,773 125,472,000
1994 6,096,506 125,178,000
1993 5,872,706 124,829,000
1992 5,617,844 124,425,000
1991 5,446,932 123,964,000
1990 5,281,479 123,478,000
1989 5,121,657 123,069,000
1988 4,967,341 122,578,000
1987 4,818,486 122,069,000
1986 4,675,420 121,482,000
1985 4,538,012 120,837,000
1984 4,405,895 120,083,000
1983 4,278,978 119,307,000
1982 4,156,596 118,480,000
1981 4,038,307 117,661,000
1980 3,925,251 116,807,000
1979 3,818,528 115,890,000
1978 3,718,305 114,913,000
1977 3,623,202 113,872,000
1976 3,532,196 112,775,000
1975 3,445,407 111,573,000
1974 3,362,633 110,162,000
1973 3,283,496 108,707,000
1972 3,207,543 107,188,000
1971 3,134,767 105,697,000
1970 3,065,057 103,403,000
1969 2,998,222 102,219,000
1968 2,934,257 101,011,000
1967 2,872,997 99,879,000
1966 2,814,317 98,851,000
1965 2,757,936 97,952,000
1964 2,704,003 96,903,000
1963 2,652,908 95,900,000
1962 2,604,659 94,933,000
1961 2,559,223 94,055,000
1960 2,517,286 93,216,000

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/japan | CC BY

From 2006 to 2016, the population of Benin increased by 3,004,600 people (a 34.6% growth), while Japan lost 778,000 people (a 0.61% decline).

For the next 10 years, from 2016 to 2026, Benin gained 3,660,883 people (a 31.3% growth), while Japan's population decreased by 4,371,748 people (a 3.44% decline).

Benin was ranked 89th most populous country in 2006 and is 76th in 2026. Japan was ranked 10th in 2006 and ranked 12th 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 Japan will decrease by 14.1% to 105,400,477 people and rank change from 12th to 17th.

Benin is projected to reach its peak in 2100 at 40M people, while Japan's population already peaked in 2010 at 128M people and is projected to decrease to 77M people by 2100.

Population growth rate by year

Benin
Factual

Projection
Japan
Factual

Projection
1x
Year Growth rate
Benin Japan
2100 0.43% -0.5%
2099 0.45% -0.49%
2098 0.45% -0.48%
2097 0.49% -0.48%
2096 0.51% -0.48%
2095 0.54% -0.47%
2094 0.54% -0.47%
2093 0.56% -0.47%
2092 0.57% -0.47%
2091 0.59% -0.47%
2090 0.63% -0.47%
2089 0.65% -0.47%
2088 0.67% -0.47%
2087 0.68% -0.48%
2086 0.72% -0.49%
2085 0.73% -0.5%
2084 0.76% -0.5%
2083 0.8% -0.52%
2082 0.8% -0.53%
2081 0.83% -0.55%
2080 0.85% -0.57%
2079 0.88% -0.59%
2078 0.9% -0.62%
2077 0.92% -0.64%
2076 0.94% -0.67%
2075 0.99% -0.69%
2074 1.01% -0.73%
2073 1.05% -0.74%
2072 1.06% -0.76%
2071 1.1% -0.79%
2070 1.12% -0.79%
2069 1.13% -0.8%
2068 1.15% -0.8%
2067 1.18% -0.81%
2066 1.21% -0.81%
2065 1.24% -0.79%
2064 1.25% -0.79%
2063 1.28% -0.78%
2062 1.3% -0.77%
2061 1.33% -0.76%
2060 1.35% -0.75%
2059 1.37% -0.73%
2058 1.41% -0.71%
2057 1.42% -0.7%
2056 1.48% -0.68%
2055 1.51% -0.68%
2054 1.52% -0.65%
2053 1.57% -0.65%
2052 1.6% -0.64%
2051 1.63% -0.64%
2050 1.66% -0.64%
2049 1.69% -0.64%
2048 1.72% -0.64%
2047 1.77% -0.64%
2046 1.82% -0.65%
2045 1.82% -0.65%
2044 1.87% -0.65%
2043 1.91% -0.65%
2042 1.93% -0.66%
2041 1.96% -0.65%
2040 1.99% -0.65%
2039 2.03% -0.65%
2038 2.03% -0.65%
2037 2.07% -0.65%
2036 2.1% -0.65%
2035 2.12% -0.64%
2034 2.15% -0.63%
2033 2.17% -0.63%
2032 2.2% -0.62%
2031 2.22% -0.61%
2030 2.27% -0.6%
2029 2.3% -0.59%
2028 2.34% -0.58%
2027 2.39% -0.56%
2026 2.42% -0.54%
2025 2.43% -0.49%
2024 2.49% -0.43%
2023 2.55% -0.49%
2022 2.58% -0.44%
2021 2.63% -0.46%
2020 2.7% -0.29%
2019 2.77% -0.14%
2018 2.85% -0.13%
2017 2.92% -0.08%
2016 2.97% -0.05%
2015 3% -0.11%
2014 3% -0.13%
2013 2.99% -0.14%
2012 3.01% -0.16%
2011 3.02% -0.19%
2010 3.03% 0.02%
2009 3.04% -0.01%
2008 3.07% 0.05%
2007 3% 0.11%
2006 3.17% 0.06%
2005 3.27% 0.009%
2004 3.11% 0.03%
2003 3.1% 0.21%
2002 3.09% 0.23%
2001 3.1% 0.24%
2000 3.12% 0.17%
1999 3.14% 0.18%
1998 3.13% 0.27%
1997 3% 0.24%
1996 2.65% 0.23%
1995 2.14% 0.23%
1994 3.81% 0.28%
1993 4.54% 0.32%
1992 3.14% 0.37%
1991 3.13% 0.39%
1990 3.12% 0.33%
1989 3.11% 0.4%
1988 3.09% 0.42%
1987 3.06% 0.48%
1986 3.03% 0.53%
1985 3% 0.63%
1984 2.97% 0.65%
1983 2.94% 0.7%
1982 2.93% 0.7%
1981 2.88% 0.73%
1980 2.79% 0.79%
1979 2.7% 0.85%
1978 2.62% 0.91%
1977 2.58% 0.97%
1976 2.52% 1.08%
1975 2.46% 1.28%
1974 2.41% 1.34%
1973 2.37% 1.42%
1972 2.32% 1.41%
1971 2.27% 2.22%
1970 2.23% 1.16%
1969 2.18% 1.2%
1968 2.13% 1.13%
1967 2.09% 1.04%
1966 2.04% 0.92%
1965 1.99% 1.08%
1964 1.93% 1.05%
1963 1.85% 1.02%
1962 1.78% 0.93%
1961 1.67% 0.9%

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/japan | CC BY

In 2025, the population of Benin grew by 2.43%, while Japan's population declined by 0.49%.

Live population counters

Benin Japan
Current population
15358725
122704252
Population rank 76/197 12/197
Percent of world population 0.18% 1.48%
One net population change
1.5 minutes
52 seconds
One birth every
1.09 minutes
44.6 seconds
One death every
4.17 minutes
19.1 seconds
Daily growth/decline +964 -1,667
Annual growth/decline +351,736 -608,637
Annual growth/decline rate +2.43% -0.49%
Population growth rate rank 27/197 183/197
One migration net change every
1.12 hours
3.75 minutes
Annual migration change -7,847 +140,579
Net migration rank 127/196 10/196
Foreign-born residents 418,202 3,409,529
Foreign-born residents rank 88/195 19/195
Foreign-born share of population 2.9% 2.8%
Foreign-born share rank 118/195 120/195

Natural population change vs migration

Benin
Natural

Migration
Japan
Natural

Migration
1x
Year Population change
Benin Japan
Natural Migration Natural Migration
2025 - -7,847 - 140,579
2024 357,359 -7,725 -942,213 153,357
2023 353,933 -192 -871,617 175,003
2022 349,518 -192 -825,825 175,003
2021 341,103 1,729 -640,976 -34,996
2020 341,929 1,729 -542,923 42,001
2019 339,817 3,366 -531,858 318,190
2018 340,270 3,372 -456,520 320,601
2017 339,763 3,716 -406,310 322,564
2016 336,559 3,837 -343,106 314,732
2015 330,573 3,369 -292,424 168,896
2014 323,753 3,667 -267,279 58,109
2013 315,804 -887 -242,146 66,449
2012 306,180 1,260 -229,733 67,904
2011 296,348 4,283 -204,533 97,720
2010 287,703 3,947 -128,070 131,860
2009 280,204 4,279 -76,828 125,450
2008 274,242 3,198 -51,225 142,605
2007 271,305 241 -25,600 138,024
2006 265,040 -15,135 12,785 130,065
2005 253,795 30,495 -25,554 113,017
2004 245,630 4,173 76,656 69,014
2003 237,962 4,283 114,946 74,875
2002 229,472 3,572 178,423 60,864
2001 222,877 3,732 203,438 59,563
2000 218,013 3,335 228,317 23,468
1999 213,074 3,177 202,610 56,901
1998 208,342 2,051 265,440 45,912
1997 203,182 -1,322 277,325 43,366
1996 197,643 -16,490 314,392 25,030
1995 194,481 -45,469 276,039 87,714
1994 196,637 -85,128 363,017 154,214
1993 179,858 156,223 312,073 168,836
1992 173,794 -138 360,833 170,878
1991 168,174 0 396,685 161,331
1990 163,055 -333 407,478 124,582
1989 157,235 -315 467,662 31,202
1988 153,580 -1,867 527,085 51,154
1987 147,783 -1,792 598,138 28,001
1986 142,039 -1,899 631,706 27,987
1985 136,621 -1,953 676,687 -141,323
1984 131,590 -2,018 756,523 -273,686
1983 126,349 -2,090 775,495 -269,755
1982 122,748 -2,253 805,664 -288,550
1981 118,634 -2,543 811,861 -278,525
1980 112,969 -2,946 864,372 -92,314
1979 106,782 -3,365 950,298 -57,692
1978 100,762 -3,731 1,011,234 -47,996
1977 97,200 -4,022 1,070,397 -49,082
1976 93,141 -4,308 1,127,750 -34,976
1975 89,350 -4,607 1,204,989 107
1974 85,623 -4,814 1,332,960 -10,145
1973 82,422 -4,960 1,391,449 -34,674
1972 79,415 -4,970 1,372,006 -73,980
1971 76,034 -4,921 1,331,782 -107,778
1970 73,156 -4,851 1,230,496 33,731
1969 70,155 -4,792 1,195,962 49,447
1968 67,327 -4,756 1,191,930 43,593
1967 64,709 -4,756 1,258,475 29,632
1966 62,169 -4,764 682,072 68,934
1965 60,154 -4,793 1,126,448 -50,667
1964 57,352 -4,839 1,046,553 -100,696
1963 54,514 -4,847 987,770 -100,742
1962 51,664 -4,844 901,864 -57,075
1961 48,838 -4,791 893,522 -58,882
1960 44,564 -4,722 894,874 -150,371

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

GeoRank.org/population/benin/japan | 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 Japan 75% is from natural causes (a loss of 5,853,772 people) and 25% is from migration (a gain of 1,955,351 people).

As of 2024, 418,202 residents or 2.9% of the population were not native-born in Benin, compared to 3,409,529 people or 2.8% in Japan.

Biggest cities by population

Benin
City Population
Cotonou 780K
Porto-Novo 234K
Abomey 90.2K
Save 31.4K
Japan
City Population
Tokyo 14.3M
Yokohama 3.76M
Osaka 2.75M
Nagoya 2.33M
Sapporo 1.96M
Fukuoka 1.6M
Kawasaki 1.54M
Kobe 1.52M
Kyoto 1.46M
Saitama 1.33M

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/japan | 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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