Skip to content

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

Updated on by Georank team

The latest officially reported population of the Cayman Islands was 74,457 in 2024 vs 104,175 people in Tonga in 2024. In 2026, based on the adjusted UN estimation, the current Cayman Islands' population is 77,619 people compared to 103,309 in Tonga.

Population statistics:

  • Tonga's population is 1.33 times bigger than the Cayman Islands'.
  • The Cayman Islands is ranked the 187th most populous country in the world, while Tonga is the 183rd.
  • The countries together account for 0.002% of the world: 0.0009% for the Cayman Islands vs 0.001% for Tonga.
  • For the last 10 years, the Cayman Islands has had an average growth rate of +2.19% per year vs -0.25% in Tonga.
  • Since 2006, the population of the Cayman Islands has increased from 48.2K people to 77.6K (60.9% growth), while Tonga has declined from 106K to 103K (2.77% decline).

Cayman Islands vs Tonga: population by year and forecast

Cayman Islands
Factual

Projection
Tonga
Factual

Projection
1x
Year Population
Cayman Islands Tonga
2100 119,196 117,647
2099 119,224 117,615
2098 119,264 117,560
2097 119,234 117,522
2096 119,198 117,491
2095 119,140 117,414
2094 119,058 117,321
2093 118,975 117,237
2092 118,865 117,127
2091 118,691 117,013
2090 118,534 116,869
2089 118,436 116,712
2088 118,344 116,511
2087 118,213 116,307
2086 118,090 116,118
2085 117,945 115,902
2084 117,785 115,658
2083 117,632 115,366
2082 117,476 115,071
2081 117,333 114,782
2080 117,205 114,453
2079 117,045 114,103
2078 116,922 113,740
2077 116,701 113,378
2076 116,525 112,974
2075 116,353 112,594
2074 116,124 112,208
2073 115,941 111,819
2072 115,650 111,405
2071 115,401 110,992
2070 115,097 110,605
2069 114,802 110,238
2068 114,464 109,853
2067 114,149 109,474
2066 113,854 109,090
2065 113,563 108,765
2064 113,231 108,405
2063 112,858 108,061
2062 112,446 107,738
2061 112,029 107,424
2060 111,556 107,145
2059 111,031 106,869
2058 110,457 106,617
2057 109,895 106,372
2056 109,181 106,158
2055 108,478 105,942
2054 107,769 105,725
2053 107,027 105,513
2052 106,277 105,313
2051 105,401 105,106
2050 104,491 104,871
2049 103,646 104,663
2048 102,692 104,414
2047 101,771 104,180
2046 100,823 103,879
2045 99,829 103,575
2044 98,826 103,241
2043 97,759 102,961
2042 96,675 102,718
2041 95,579 102,474
2040 94,441 102,254
2039 93,319 102,088
2038 92,184 101,861
2037 91,038 101,733
2036 89,880 101,653
2035 88,740 101,607
2034 87,573 101,598
2033 86,339 101,618
2032 85,116 101,659
2031 83,837 101,790
2030 82,558 101,954
2029 81,274 102,207
2028 79,953 102,521
2027 78,604 102,868
2026 77,255 103,309
2025 75,873 103,768
2024 74,457 104,175
2023 73,038 104,597
2022 71,591 105,042
2021 70,108 105,490
2020 68,684 105,704
2019 67,327 105,669
2018 65,941 105,567
2017 64,535 105,356
2016 63,100 105,524
2015 61,642 106,095
2014 60,160 106,609
2013 58,655 107,078
2012 57,136 107,460
2011 55,606 107,570
2010 54,099 107,400
2009 52,618 107,203
2008 51,151 107,020
2007 49,687 106,726
2006 48,232 106,253
2005 46,788 105,671
2004 45,352 105,071
2003 43,934 104,464
2002 42,514 103,874
2001 41,089 103,288
2000 39,674 102,677
1999 38,284 102,046
1998 36,922 101,388
1997 35,543 100,674
1996 34,143 100,275
1995 32,743 100,225
1994 31,352 100,166
1993 29,976 100,103
1992 28,621 100,022
1991 27,294 99,895
1990 25,999 99,700
1989 24,874 99,403
1988 23,951 98,969
1987 23,073 98,376
1986 22,197 98,010
1985 21,324 97,984
1984 20,454 97,990
1983 19,598 97,998
1982 18,750 97,980
1981 17,905 97,909
1980 17,079 97,769
1979 16,351 97,544
1978 15,727 97,204
1977 15,105 96,725
1976 14,454 95,325
1975 13,788 93,017
1974 13,114 90,683
1973 12,438 88,805
1972 11,764 87,356
1971 11,098 85,896
1970 10,517 84,401
1969 10,165 82,885
1968 9,971 81,353
1967 9,769 79,814
1966 9,560 78,002
1965 9,361 75,924
1964 9,166 73,879
1963 8,970 71,885
1962 8,781 69,940
1961 8,601 68,037
1960 8,428 66,170

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/tonga | CC BY

From 2006 to 2016, the population of the Cayman Islands increased by 14,868 people (a 30.8% growth), while Tonga lost 729 people (a 0.69% decline).

For the next 10 years, from 2016 to 2026, the Cayman Islands gained 14,519 people (a 23% growth), while Tonga's population decreased by 2,215 people (a 2.1% decline).

The Cayman Islands was ranked 189th most populous country in 2006 and is 187th 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) the Cayman Islands' population will grow by 34.6% to 104,491 people with a rank change from 187th to 184th. The population of Tonga will increase by 1.51% to 104,871 people and will still be ranked 183rd.

The Cayman Islands is projected to reach its peak in 2098 at 119K people compared to the peak of 118K people in 2100 for Tonga.

Population growth rate by year

Cayman Islands
Factual

Projection
Tonga
Factual

Projection
1x
Year Growth rate
Cayman Islands Tonga
2100 -0.02% 0.03%
2099 -0.03% 0.05%
2098 0.03% 0.03%
2097 0.03% 0.03%
2096 0.05% 0.07%
2095 0.07% 0.08%
2094 0.07% 0.07%
2093 0.09% 0.09%
2092 0.15% 0.1%
2091 0.13% 0.12%
2090 0.08% 0.13%
2089 0.08% 0.17%
2088 0.11% 0.18%
2087 0.1% 0.16%
2086 0.12% 0.19%
2085 0.14% 0.21%
2084 0.13% 0.25%
2083 0.13% 0.26%
2082 0.12% 0.25%
2081 0.11% 0.29%
2080 0.14% 0.31%
2079 0.11% 0.32%
2078 0.19% 0.32%
2077 0.15% 0.36%
2076 0.15% 0.34%
2075 0.2% 0.34%
2074 0.16% 0.35%
2073 0.25% 0.37%
2072 0.22% 0.37%
2071 0.26% 0.35%
2070 0.26% 0.33%
2069 0.3% 0.35%
2068 0.28% 0.35%
2067 0.26% 0.35%
2066 0.26% 0.3%
2065 0.29% 0.33%
2064 0.33% 0.32%
2063 0.37% 0.3%
2062 0.37% 0.29%
2061 0.42% 0.26%
2060 0.47% 0.26%
2059 0.52% 0.24%
2058 0.51% 0.23%
2057 0.65% 0.2%
2056 0.65% 0.2%
2055 0.66% 0.2%
2054 0.69% 0.2%
2053 0.71% 0.19%
2052 0.83% 0.2%
2051 0.87% 0.22%
2050 0.82% 0.2%
2049 0.93% 0.24%
2048 0.91% 0.22%
2047 0.94% 0.29%
2046 1% 0.29%
2045 1.02% 0.32%
2044 1.09% 0.27%
2043 1.12% 0.24%
2042 1.15% 0.24%
2041 1.21% 0.21%
2040 1.2% 0.16%
2039 1.23% 0.22%
2038 1.26% 0.13%
2037 1.29% 0.08%
2036 1.28% 0.05%
2035 1.33% 0.009%
2034 1.43% -0.02%
2033 1.44% -0.04%
2032 1.53% -0.13%
2031 1.55% -0.16%
2030 1.58% -0.25%
2029 1.65% -0.31%
2028 1.72% -0.34%
2027 1.75% -0.43%
2026 1.82% -0.44%
2025 1.9% -0.39%
2024 1.94% -0.4%
2023 2.02% -0.42%
2022 2.12% -0.42%
2021 2.07% -0.2%
2020 2.02% 0.03%
2019 2.1% 0.1%
2018 2.18% 0.2%
2017 2.27% -0.16%
2016 2.37% -0.54%
2015 2.46% -0.48%
2014 2.57% -0.44%
2013 2.66% -0.36%
2012 2.75% -0.1%
2011 2.79% 0.16%
2010 2.81% 0.18%
2009 2.87% 0.17%
2008 2.95% 0.28%
2007 3.02% 0.45%
2006 3.09% 0.55%
2005 3.17% 0.57%
2004 3.23% 0.58%
2003 3.34% 0.57%
2002 3.47% 0.57%
2001 3.57% 0.6%
2000 3.63% 0.62%
1999 3.69% 0.65%
1998 3.88% 0.71%
1997 4.1% 0.4%
1996 4.28% 0.05%
1995 4.44% 0.06%
1994 4.59% 0.06%
1993 4.73% 0.08%
1992 4.86% 0.13%
1991 4.98% 0.2%
1990 4.52% 0.3%
1989 3.85% 0.44%
1988 3.81% 0.6%
1987 3.95% 0.37%
1986 4.09% 0.03%
1985 4.25% -0.006%
1984 4.37% -0.008%
1983 4.52% 0.02%
1982 4.72% 0.07%
1981 4.84% 0.14%
1980 4.45% 0.23%
1979 3.97% 0.35%
1978 4.12% 0.5%
1977 4.5% 1.47%
1976 4.83% 2.48%
1975 5.14% 2.57%
1974 5.43% 2.11%
1973 5.73% 1.66%
1972 6% 1.7%
1971 5.52% 1.77%
1970 3.46% 1.83%
1969 1.95% 1.88%
1968 2.07% 1.93%
1967 2.19% 2.32%
1966 2.13% 2.74%
1965 2.13% 2.77%
1964 2.19% 2.77%
1963 2.15% 2.78%
1962 2.09% 2.8%
1961 2.05% 2.82%

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/tonga | CC BY

In 2024, the population of the Cayman Islands grew by 1.94%, while Tonga's population declined by 0.4%.

Live population counters

Cayman Islands Tonga
Current population
77619
103309
Population rank 187/197 183/197
Percent of world population 0.0009% 0.001%
One net population change
6.17 hours
20.8 hours
One birth every
10.1 hours
3.62 hours
One death every
1.04 days
13 hours
Daily growth/decline +4 -1
Annual growth/decline +1,419 -422
Annual growth/decline rate +1.94% -0.4%
Population growth rate rank 54/197 183/197
One migration net change every
9.89 hours
4.09 hours
Annual migration change +888 -2,150
Net migration rank 65/196 99/196
Foreign-born residents 31,935 3,581
Foreign-born residents rank 162/195 187/195
Foreign-born share of population 42.9% 3.4%
Foreign-born share rank 13/195 113/195

Natural population change vs migration

Cayman Islands
Natural

Migration
Tonga
Natural

Migration
1x
Year Population change
Cayman Islands Tonga
Natural Migration Natural Migration
2025 - 888 - -2,150
2024 - 896 - -2,149
2023 514 921 1,744 -2,173
2022 527 942 1,772 -2,218
2021 533 965 1,773 -2,220
2020 539 810 1,816 -1,807
2019 514 859 1,841 -1,778
2018 383 1,011 1,873 -1,723
2017 351 1,065 1,912 -1,642
2016 351 1,094 1,989 -2,591
2015 364 1,107 2,064 -2,610
2014 392 1,105 2,135 -2,622
2013 439 1,077 2,199 -2,637
2012 468 1,060 2,255 -2,578
2011 503 1,024 2,298 -2,198
2010 515 978 2,332 -2,097
2009 513 951 2,358 -2,204
2008 490 975 2,397 -2,177
2007 468 990 2,423 -2,057
2006 451 997 2,459 -1,875
2005 439 1,002 2,495 -1,906
2004 426 1,004 2,478 -1,876
2003 416 1,003 2,448 -1,844
2002 407 1,019 2,396 -1,815
2001 400 1,026 2,358 -1,766
2000 392 1,021 2,346 -1,721
1999 394 960 2,352 -1,710
1998 392 974 2,344 -1,665
1997 387 1,004 2,332 -1,589
1996 377 1,026 2,393 -2,338
1995 362 1,039 2,476 -2,422
1994 343 1,042 2,547 -2,484
1993 325 1,040 2,594 -2,532
1992 320 1,020 2,622 -2,524
1991 327 982 2,637 -2,484
1990 284 998 2,641 -2,409
1989 269 700 2,644 -2,280
1988 233 646 2,649 -2,138
1987 214 663 2,646 -1,970
1986 227 649 2,704 -2,650
1985 225 646 2,762 -2,775
1984 216 649 2,814 -2,823
1983 206 648 2,840 -2,840
1982 217 629 2,853 -2,814
1981 255 578 2,882 -2,778
1980 232 588 2,885 -2,708
1979 210 425 2,884 -2,604
1978 195 413 2,862 -2,457
1977 184 456 2,822 -2,273
1976 180 484 2,769 -523
1975 181 492 2,709 -346
1974 184 493 2,650 -344
1973 216 460 2,617 -1,168
1972 292 375 2,605 -1,153
1971 158 500 2,611 -1,138
1970 219 294 2,628 -1,122
1969 139 43 2,632 -1,101
1968 167 39 2,614 -1,078
1967 168 41 2,603 -1,060
1966 167 37 2,550 -465
1965 168 28 2,498 -426
1964 179 16 2,445 -428
1963 191 1 2,394 -426
1962 192 -6 2,343 -420
1961 188 -7 2,284 -401
1960 180 -24 2,230 -384

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

GeoRank.org/population/cayman-islands/tonga | 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 Tonga 46.9% is from natural causes (a gain of 18,919 people) and 53.1% is from migration (a loss of 21,384 people).

As of 2024, 31,935 residents or 42.9% of the population were not native-born in the Cayman Islands, compared to 3,581 people or 3.4% in Tonga.

Biggest cities by population

Cayman Islands
City Population
George Town 40.2K
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 (1960–2024, 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/tonga | CC BY

Help us show the world through your eyes

Share a photo of your city and help others discover what it looks like to live there. Your contribution makes our data come alive.

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)

Creative Commons Attribution (CC BY) — you’re free to copy, share, remix, adapt, and use even commercially as long as you give appropriate credit and clearly indicate if you made changes. Other sources may be subject to different license terms.