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Population in the Cayman Islands compared to Japan: Trends, Charts, Rankings

Updated on by Georank team

The latest officially reported population of the Cayman Islands was 74,457 in 2024 vs 123,975,371 people in Japan in 2024. In 2026, based on the adjusted UN estimation, the current Cayman Islands' population is 77,619 people compared to 122,677,250 in Japan.

Population statistics:

  • Japan's population is 1,581 times bigger than the Cayman Islands'.
  • The Cayman Islands is ranked the 187th most populous country in the world, while Japan is the 12th.
  • The countries together account for 1.48% of the world: 0.0009% for the Cayman Islands vs 1.48% for Japan.
  • For the last 10 years, the Cayman Islands has had an average growth rate of +2.19% per year vs -0.25% in Japan.
  • Since 2006, the population of the Cayman Islands has increased from 48.2K people to 77.6K (60.9% growth), while Japan has declined from 128M to 123M (4.05% decline).

Cayman Islands vs Japan: population by year and forecast

Cayman Islands
Factual

Projection
Japan
Factual

Projection
1x
Year Population
Cayman Islands Japan
2100 119,196 76,978,998
2099 119,224 77,363,458
2098 119,264 77,742,445
2097 119,234 78,118,375
2096 119,198 78,498,614
2095 119,140 78,875,245
2094 119,058 79,250,325
2093 118,975 79,628,057
2092 118,865 80,007,967
2091 118,691 80,383,529
2090 118,534 80,760,724
2089 118,436 81,140,553
2088 118,344 81,521,696
2087 118,213 81,908,373
2086 118,090 82,304,497
2085 117,945 82,709,534
2084 117,785 83,123,058
2083 117,632 83,544,006
2082 117,476 83,980,325
2081 117,333 84,429,305
2080 117,205 84,899,768
2079 117,045 85,387,247
2078 116,922 85,897,934
2077 116,701 86,434,291
2076 116,525 86,993,007
2075 116,353 87,577,777
2074 116,124 88,190,392
2073 115,941 88,834,763
2072 115,650 89,499,356
2071 115,401 90,184,464
2070 115,097 90,899,136
2069 114,802 91,625,421
2068 114,464 92,367,969
2067 114,149 93,113,499
2066 113,854 93,869,240
2065 113,563 94,633,430
2064 113,231 95,391,433
2063 112,858 96,148,081
2062 112,446 96,902,907
2061 112,029 97,654,031
2060 111,556 98,400,894
2059 111,031 99,144,216
2058 110,457 99,868,968
2057 109,895 100,585,601
2056 109,181 101,295,868
2055 108,478 101,989,736
2054 107,769 102,683,462
2053 107,027 103,359,083
2052 106,277 104,036,901
2051 105,401 104,706,698
2050 104,491 105,377,283
2049 103,646 106,053,011
2048 102,692 106,731,207
2047 101,771 107,419,237
2046 100,823 108,115,358
2045 99,829 108,820,982
2044 98,826 109,529,333
2043 97,759 110,245,586
2042 96,675 110,968,174
2041 95,579 111,704,629
2040 94,441 112,438,759
2039 93,319 113,175,948
2038 92,184 113,915,783
2037 91,038 114,662,374
2036 89,880 115,410,956
2035 88,740 116,162,381
2034 87,573 116,911,001
2033 86,339 117,652,676
2032 85,116 118,393,188
2031 83,837 119,127,425
2030 82,558 119,856,131
2029 81,274 120,574,242
2028 79,953 121,287,543
2027 78,604 121,989,133
2026 77,255 122,677,250
2025 75,873 123,339,586
2024 74,457 123,975,371
2023 73,038 124,516,650
2022 71,591 125,124,989
2021 70,108 125,681,593
2020 68,684 126,261,000
2019 67,327 126,633,000
2018 65,941 126,811,000
2017 64,535 126,972,000
2016 63,100 127,076,000
2015 61,642 127,141,000
2014 60,160 127,276,000
2013 58,655 127,445,000
2012 57,136 127,629,000
2011 55,606 127,833,000
2010 54,099 128,070,000
2009 52,618 128,047,000
2008 51,151 128,063,000
2007 49,687 128,001,000
2006 48,232 127,854,000
2005 46,788 127,773,000
2004 45,352 127,761,000
2003 43,934 127,718,000
2002 42,514 127,445,000
2001 41,089 127,149,000
2000 39,674 126,843,000
1999 38,284 126,631,000
1998 36,922 126,400,000
1997 35,543 126,057,000
1996 34,143 125,757,000
1995 32,743 125,472,000
1994 31,352 125,178,000
1993 29,976 124,829,000
1992 28,621 124,425,000
1991 27,294 123,964,000
1990 25,999 123,478,000
1989 24,874 123,069,000
1988 23,951 122,578,000
1987 23,073 122,069,000
1986 22,197 121,482,000
1985 21,324 120,837,000
1984 20,454 120,083,000
1983 19,598 119,307,000
1982 18,750 118,480,000
1981 17,905 117,661,000
1980 17,079 116,807,000
1979 16,351 115,890,000
1978 15,727 114,913,000
1977 15,105 113,872,000
1976 14,454 112,775,000
1975 13,788 111,573,000
1974 13,114 110,162,000
1973 12,438 108,707,000
1972 11,764 107,188,000
1971 11,098 105,697,000
1970 10,517 103,403,000
1969 10,165 102,219,000
1968 9,971 101,011,000
1967 9,769 99,879,000
1966 9,560 98,851,000
1965 9,361 97,952,000
1964 9,166 96,903,000
1963 8,970 95,900,000
1962 8,781 94,933,000
1961 8,601 94,055,000
1960 8,428 93,216,000

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/cayman-islands/japan | CC BY

From 2006 to 2016, the population of the Cayman Islands increased by 14,868 people (a 30.8% growth), while Japan lost 778,000 people (a 0.61% decline).

For the next 10 years, from 2016 to 2026, the Cayman Islands gained 14,519 people (a 23% growth), while Japan's population decreased by 4,398,750 people (a 3.46% decline).

The Cayman Islands was ranked 189th most populous country in 2006 and is 187th 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) the Cayman Islands' population will grow by 34.6% to 104,491 people with a rank change from 187th to 184th. The population of Japan will decrease by 14.1% to 105,377,283 people and rank change from 12th to 17th.

The Cayman Islands is projected to reach its peak in 2098 at 119K 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

Cayman Islands
Factual

Projection
Japan
Factual

Projection
1x
Year Growth rate
Cayman Islands Japan
2100 -0.02% -0.5%
2099 -0.03% -0.49%
2098 0.03% -0.48%
2097 0.03% -0.48%
2096 0.05% -0.48%
2095 0.07% -0.47%
2094 0.07% -0.47%
2093 0.09% -0.47%
2092 0.15% -0.47%
2091 0.13% -0.47%
2090 0.08% -0.47%
2089 0.08% -0.47%
2088 0.11% -0.47%
2087 0.1% -0.48%
2086 0.12% -0.49%
2085 0.14% -0.5%
2084 0.13% -0.5%
2083 0.13% -0.52%
2082 0.12% -0.53%
2081 0.11% -0.55%
2080 0.14% -0.57%
2079 0.11% -0.59%
2078 0.19% -0.62%
2077 0.15% -0.64%
2076 0.15% -0.67%
2075 0.2% -0.69%
2074 0.16% -0.73%
2073 0.25% -0.74%
2072 0.22% -0.76%
2071 0.26% -0.79%
2070 0.26% -0.79%
2069 0.3% -0.8%
2068 0.28% -0.8%
2067 0.26% -0.81%
2066 0.26% -0.81%
2065 0.29% -0.79%
2064 0.33% -0.79%
2063 0.37% -0.78%
2062 0.37% -0.77%
2061 0.42% -0.76%
2060 0.47% -0.75%
2059 0.52% -0.73%
2058 0.51% -0.71%
2057 0.65% -0.7%
2056 0.65% -0.68%
2055 0.66% -0.68%
2054 0.69% -0.65%
2053 0.71% -0.65%
2052 0.83% -0.64%
2051 0.87% -0.64%
2050 0.82% -0.64%
2049 0.93% -0.64%
2048 0.91% -0.64%
2047 0.94% -0.64%
2046 1% -0.65%
2045 1.02% -0.65%
2044 1.09% -0.65%
2043 1.12% -0.65%
2042 1.15% -0.66%
2041 1.21% -0.65%
2040 1.2% -0.65%
2039 1.23% -0.65%
2038 1.26% -0.65%
2037 1.29% -0.65%
2036 1.28% -0.65%
2035 1.33% -0.64%
2034 1.43% -0.63%
2033 1.44% -0.63%
2032 1.53% -0.62%
2031 1.55% -0.61%
2030 1.58% -0.6%
2029 1.65% -0.59%
2028 1.72% -0.58%
2027 1.75% -0.56%
2026 1.82% -0.54%
2025 1.9% -0.51%
2024 1.94% -0.43%
2023 2.02% -0.49%
2022 2.12% -0.44%
2021 2.07% -0.46%
2020 2.02% -0.29%
2019 2.1% -0.14%
2018 2.18% -0.13%
2017 2.27% -0.08%
2016 2.37% -0.05%
2015 2.46% -0.11%
2014 2.57% -0.13%
2013 2.66% -0.14%
2012 2.75% -0.16%
2011 2.79% -0.19%
2010 2.81% 0.02%
2009 2.87% -0.01%
2008 2.95% 0.05%
2007 3.02% 0.11%
2006 3.09% 0.06%
2005 3.17% 0.009%
2004 3.23% 0.03%
2003 3.34% 0.21%
2002 3.47% 0.23%
2001 3.57% 0.24%
2000 3.63% 0.17%
1999 3.69% 0.18%
1998 3.88% 0.27%
1997 4.1% 0.24%
1996 4.28% 0.23%
1995 4.44% 0.23%
1994 4.59% 0.28%
1993 4.73% 0.32%
1992 4.86% 0.37%
1991 4.98% 0.39%
1990 4.52% 0.33%
1989 3.85% 0.4%
1988 3.81% 0.42%
1987 3.95% 0.48%
1986 4.09% 0.53%
1985 4.25% 0.63%
1984 4.37% 0.65%
1983 4.52% 0.7%
1982 4.72% 0.7%
1981 4.84% 0.73%
1980 4.45% 0.79%
1979 3.97% 0.85%
1978 4.12% 0.91%
1977 4.5% 0.97%
1976 4.83% 1.08%
1975 5.14% 1.28%
1974 5.43% 1.34%
1973 5.73% 1.42%
1972 6% 1.41%
1971 5.52% 2.22%
1970 3.46% 1.16%
1969 1.95% 1.2%
1968 2.07% 1.13%
1967 2.19% 1.04%
1966 2.13% 0.92%
1965 2.13% 1.08%
1964 2.19% 1.05%
1963 2.15% 1.02%
1962 2.09% 0.93%
1961 2.05% 0.9%

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/cayman-islands/japan | CC BY

In 2024, the population of the Cayman Islands grew by 1.94%, while Japan's population declined by 0.43%.

Live population counters

Cayman Islands Japan
Current population
77619
122677250
Population rank 187/197 12/197
Percent of world population 0.0009% 1.48%
One net population change
6.17 hours
58.3 seconds
One birth every
10.1 hours
42.2 seconds
One death every
1.04 days
19.5 seconds
Daily growth/decline +4 -1,483
Annual growth/decline +1,419 -541,279
Annual growth/decline rate +1.94% -0.43%
Population growth rate rank 54/197 185/197
One migration net change every
9.89 hours
3.75 minutes
Annual migration change +888 +140,579
Net migration rank 65/196 10/196
Foreign-born residents 31,935 3,409,529
Foreign-born residents rank 162/195 19/195
Foreign-born share of population 42.9% 2.8%
Foreign-born share rank 13/195 120/195

Natural population change vs migration

Cayman Islands
Natural

Migration
Japan
Natural

Migration
1x
Year Population change
Cayman Islands Japan
Natural Migration Natural Migration
2025 - 888 - 140,579
2024 - 896 - 153,357
2023 514 921 -871,617 175,003
2022 527 942 -825,825 175,003
2021 533 965 -640,976 -34,996
2020 539 810 -542,923 42,001
2019 514 859 -531,858 318,190
2018 383 1,011 -456,520 320,601
2017 351 1,065 -406,310 322,564
2016 351 1,094 -343,106 314,732
2015 364 1,107 -292,424 168,896
2014 392 1,105 -267,279 58,109
2013 439 1,077 -242,146 66,449
2012 468 1,060 -229,733 67,904
2011 503 1,024 -204,533 97,720
2010 515 978 -128,070 131,860
2009 513 951 -76,828 125,450
2008 490 975 -51,225 142,605
2007 468 990 -25,600 138,024
2006 451 997 12,785 130,065
2005 439 1,002 -25,554 113,017
2004 426 1,004 76,656 69,014
2003 416 1,003 114,946 74,875
2002 407 1,019 178,423 60,864
2001 400 1,026 203,438 59,563
2000 392 1,021 228,317 23,468
1999 394 960 202,610 56,901
1998 392 974 265,440 45,912
1997 387 1,004 277,325 43,366
1996 377 1,026 314,392 25,030
1995 362 1,039 276,039 87,714
1994 343 1,042 363,017 154,214
1993 325 1,040 312,073 168,836
1992 320 1,020 360,833 170,878
1991 327 982 396,685 161,331
1990 284 998 407,478 124,582
1989 269 700 467,662 31,202
1988 233 646 527,085 51,154
1987 214 663 598,138 28,001
1986 227 649 631,706 27,987
1985 225 646 676,687 -141,323
1984 216 649 756,523 -273,686
1983 206 648 775,495 -269,755
1982 217 629 805,664 -288,550
1981 255 578 811,861 -278,525
1980 232 588 864,372 -92,314
1979 210 425 950,298 -57,692
1978 195 413 1,011,234 -47,996
1977 184 456 1,070,397 -49,082
1976 180 484 1,127,750 -34,976
1975 181 492 1,204,989 107
1974 184 493 1,332,960 -10,145
1973 216 460 1,391,449 -34,674
1972 292 375 1,372,006 -73,980
1971 158 500 1,331,782 -107,778
1970 219 294 1,230,496 33,731
1969 139 43 1,195,962 49,447
1968 167 39 1,191,930 43,593
1967 168 41 1,258,475 29,632
1966 167 37 682,072 68,934
1965 168 28 1,126,448 -50,667
1964 179 16 1,046,553 -100,696
1963 191 1 987,770 -100,742
1962 192 -6 901,864 -57,075
1961 188 -7 893,522 -58,882
1960 180 -24 894,874 -150,371

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

GeoRank.org/population/cayman-islands/japan | CC BY

Over the last 10 years, 31.1% of the population change in the Cayman Islands is from natural causes (a gain of 4,468 people) and 68.9% is from migration (a gain of 9,879 people). In Japan 73.6% is from natural causes (a loss of 5,178,838 people) and 26.4% is from migration (a gain of 1,860,103 people).

As of 2024, 31,935 residents or 42.9% of the population were not native-born in the Cayman Islands, compared to 3,409,529 people or 2.8% in Japan.

Biggest cities by population

Cayman Islands
City Population
George Town 40.2K
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 (1960–2024, 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/cayman-islands/japan | 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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