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

Updated on by Georank

The latest officially reported population of the Cayman Islands was 75,844 in 2025 vs 5,315,065 people in Mauritania in 2025. In 2026, based on the adjusted UN estimation, the current Cayman Islands' population is 77,917 people compared to 5,539,189 in Mauritania.

Population statistics:

  • Mauritania's population is 71.1 times bigger than the Cayman Islands'.
  • The Cayman Islands is ranked the 187th most populous country in the world, while Mauritania is the 123rd.
  • The countries together account for 0.07% of the world: 0.0009% for the Cayman Islands vs 0.07% for Mauritania.
  • For the last 10 years, the Cayman Islands has had an average growth rate of +2.13% per year vs +2.98% in Mauritania.
  • Since 2006, the population of the Cayman Islands has increased from 48.2K people to 77.9K (61.5% growth), while Mauritania has grown from 3.01M to 5.54M (83.8% growth).

Cayman Islands vs Mauritania: population by year and forecast

Cayman Islands
Factual

Projection
Mauritania
Factual

Projection
1x
Year Population
Cayman Islands Mauritania
2100 119,150 17,302,938
2099 119,178 17,195,692
2098 119,218 17,083,078
2097 119,188 16,968,365
2096 119,152 16,850,394
2095 119,094 16,732,430
2094 119,012 16,610,512
2093 118,929 16,485,880
2092 118,819 16,359,440
2091 118,645 16,229,167
2090 118,489 16,097,149
2089 118,390 15,962,562
2088 118,298 15,824,899
2087 118,168 15,683,760
2086 118,045 15,541,281
2085 117,899 15,397,701
2084 117,740 15,251,533
2083 117,587 15,102,125
2082 117,430 14,952,194
2081 117,288 14,799,309
2080 117,160 14,645,548
2079 117,000 14,490,500
2078 116,877 14,331,284
2077 116,656 14,170,045
2076 116,480 14,007,555
2075 116,308 13,843,393
2074 116,079 13,678,579
2073 115,896 13,512,182
2072 115,606 13,343,946
2071 115,356 13,172,876
2070 115,053 13,002,521
2069 114,758 12,830,090
2068 114,420 12,657,711
2067 114,105 12,482,299
2066 113,810 12,306,495
2065 113,519 12,131,679
2064 113,187 11,954,090
2063 112,814 11,778,351
2062 112,403 11,601,323
2061 111,986 11,424,089
2060 111,513 11,246,850
2059 110,988 11,067,732
2058 110,415 10,887,645
2057 109,853 10,709,500
2056 109,139 10,532,648
2055 108,436 10,354,318
2054 107,727 10,175,517
2053 106,986 9,995,645
2052 106,236 9,815,104
2051 105,360 9,635,288
2050 104,451 9,457,400
2049 103,606 9,279,576
2048 102,653 9,100,595
2047 101,731 8,923,220
2046 100,784 8,745,286
2045 99,791 8,568,910
2044 98,788 8,393,773
2043 97,721 8,218,850
2042 96,637 8,044,865
2041 95,542 7,873,599
2040 94,404 7,703,561
2039 93,283 7,534,623
2038 92,149 7,366,187
2037 91,002 7,199,542
2036 89,845 7,033,866
2035 88,706 6,869,186
2034 87,539 6,705,635
2033 86,306 6,543,505
2032 85,083 6,383,229
2031 83,804 6,225,030
2030 82,526 6,068,395
2029 81,242 5,914,109
2028 79,922 5,761,715
2027 78,573 5,611,635
2026 77,225 5,462,675
2025 75,844 5,315,065
2024 74,457 5,169,395
2023 73,038 5,022,441
2022 71,591 4,875,637
2021 70,108 4,734,874
2020 68,684 4,600,131
2019 67,327 4,467,708
2018 65,941 4,337,685
2017 64,535 4,210,600
2016 63,100 4,086,657
2015 61,642 3,965,959
2014 60,160 3,848,514
2013 58,655 3,734,318
2012 57,136 3,619,034
2011 55,606 3,502,811
2010 54,099 3,390,965
2009 52,618 3,284,448
2008 51,151 3,183,269
2007 49,687 3,093,059
2006 48,232 3,013,660
2005 46,788 2,939,059
2004 45,352 2,868,664
2003 43,934 2,802,046
2002 42,514 2,738,655
2001 41,089 2,678,760
2000 39,674 2,613,441
1999 38,284 2,541,698
1998 36,922 2,474,651
1997 35,543 2,411,306
1996 34,143 2,358,188
1995 32,743 2,312,017
1994 31,352 2,249,454
1993 29,976 2,174,328
1992 28,621 2,088,135
1991 27,294 2,009,738
1990 25,999 1,951,878
1989 24,874 1,903,048
1988 23,951 1,855,859
1987 23,073 1,803,014
1986 22,197 1,751,835
1985 21,324 1,702,107
1984 20,454 1,653,693
1983 19,598 1,606,746
1982 18,750 1,561,176
1981 17,905 1,516,877
1980 17,079 1,474,043
1979 16,351 1,432,758
1978 15,727 1,392,713
1977 15,105 1,353,768
1976 14,454 1,315,336
1975 13,788 1,277,330
1974 13,114 1,240,188
1973 12,438 1,203,838
1972 11,764 1,168,355
1971 11,098 1,133,702
1970 10,517 1,099,806
1969 10,165 1,066,754
1968 9,971 1,034,739
1967 9,769 1,003,843
1966 9,560 974,157
1965 9,361 945,838
1964 9,166 918,955
1963 8,970 893,423
1962 8,781 869,184
1961 8,601 846,167
1960 8,428 824,298

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/cayman-islands/mauritania | CC BY

From 2006 to 2016, the population of the Cayman Islands increased by 14,868 people (a 30.8% growth), while Mauritania gained 1,072,997 people (a 35.6% growth).

For the next 10 years, from 2016 to 2026, the Cayman Islands gained 14,817 people (a 23.5% growth), while Mauritania's population increased by 1,452,532 people (a 35.5% growth).

The Cayman Islands was ranked 189th most populous country in 2006 and is 187th in 2026. Mauritania was ranked 132nd in 2006 and ranked 123rd now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) the Cayman Islands' population will grow by 34.1% to 104,451 people with a rank change from 187th to 184th. The population of Mauritania will increase by 70.7% to 9,457,400 people and rank change from 123rd to 103rd.

The Cayman Islands is projected to reach its peak in 2098 at 119K people compared to the peak of 17.3M people in 2100 for Mauritania.

Population growth rate by year

Cayman Islands
Factual

Projection
Mauritania
Factual

Projection
1x
Year Growth rate
Cayman Islands Mauritania
2100 -0.02% 0.62%
2099 -0.03% 0.66%
2098 0.03% 0.68%
2097 0.03% 0.7%
2096 0.05% 0.7%
2095 0.07% 0.73%
2094 0.07% 0.76%
2093 0.09% 0.77%
2092 0.15% 0.8%
2091 0.13% 0.82%
2090 0.08% 0.84%
2089 0.08% 0.87%
2088 0.11% 0.9%
2087 0.1% 0.92%
2086 0.12% 0.93%
2085 0.14% 0.96%
2084 0.13% 0.99%
2083 0.13% 1%
2082 0.12% 1.03%
2081 0.11% 1.05%
2080 0.14% 1.07%
2079 0.11% 1.11%
2078 0.19% 1.14%
2077 0.15% 1.16%
2076 0.15% 1.19%
2075 0.2% 1.2%
2074 0.16% 1.23%
2073 0.25% 1.26%
2072 0.22% 1.3%
2071 0.26% 1.31%
2070 0.26% 1.34%
2069 0.3% 1.36%
2068 0.28% 1.41%
2067 0.26% 1.43%
2066 0.26% 1.44%
2065 0.29% 1.49%
2064 0.33% 1.49%
2063 0.37% 1.53%
2062 0.37% 1.55%
2061 0.42% 1.58%
2060 0.47% 1.62%
2059 0.52% 1.65%
2058 0.51% 1.66%
2057 0.65% 1.68%
2056 0.65% 1.72%
2055 0.66% 1.76%
2054 0.69% 1.8%
2053 0.71% 1.84%
2052 0.83% 1.87%
2051 0.87% 1.88%
2050 0.82% 1.92%
2049 0.93% 1.97%
2048 0.91% 1.99%
2047 0.94% 2.03%
2046 1% 2.06%
2045 1.02% 2.09%
2044 1.09% 2.13%
2043 1.12% 2.16%
2042 1.15% 2.18%
2041 1.21% 2.21%
2040 1.2% 2.24%
2039 1.23% 2.29%
2038 1.26% 2.31%
2037 1.29% 2.36%
2036 1.28% 2.4%
2035 1.33% 2.44%
2034 1.43% 2.48%
2033 1.44% 2.51%
2032 1.53% 2.54%
2031 1.55% 2.58%
2030 1.58% 2.61%
2029 1.65% 2.64%
2028 1.72% 2.67%
2027 1.75% 2.73%
2026 1.82% 2.78%
2025 1.86% 2.82%
2024 1.94% 2.93%
2023 2.02% 3.01%
2022 2.12% 2.97%
2021 2.07% 2.93%
2020 2.02% 2.96%
2019 2.1% 3%
2018 2.18% 3.02%
2017 2.27% 3.03%
2016 2.37% 3.04%
2015 2.46% 3.05%
2014 2.57% 3.06%
2013 2.66% 3.19%
2012 2.75% 3.32%
2011 2.79% 3.3%
2010 2.81% 3.24%
2009 2.87% 3.18%
2008 2.95% 2.92%
2007 3.02% 2.63%
2006 3.09% 2.54%
2005 3.17% 2.45%
2004 3.23% 2.38%
2003 3.34% 2.31%
2002 3.47% 2.24%
2001 3.57% 2.5%
2000 3.63% 2.82%
1999 3.69% 2.71%
1998 3.88% 2.63%
1997 4.1% 2.25%
1996 4.28% 2%
1995 4.44% 2.78%
1994 4.59% 3.46%
1993 4.73% 4.13%
1992 4.86% 3.9%
1991 4.98% 2.96%
1990 4.52% 2.57%
1989 3.85% 2.54%
1988 3.81% 2.93%
1987 3.95% 2.92%
1986 4.09% 2.92%
1985 4.25% 2.93%
1984 4.37% 2.92%
1983 4.52% 2.92%
1982 4.72% 2.92%
1981 4.84% 2.91%
1980 4.45% 2.88%
1979 3.97% 2.88%
1978 4.12% 2.88%
1977 4.5% 2.92%
1976 4.83% 2.98%
1975 5.14% 2.99%
1974 5.43% 3.02%
1973 5.73% 3.04%
1972 6% 3.06%
1971 5.52% 3.08%
1970 3.46% 3.1%
1969 1.95% 3.09%
1968 2.07% 3.08%
1967 2.19% 3.05%
1966 2.13% 2.99%
1965 2.13% 2.93%
1964 2.19% 2.86%
1963 2.15% 2.79%
1962 2.09% 2.72%
1961 2.05% 2.65%

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/cayman-islands/mauritania | CC BY

In 2025, the population of the Cayman Islands grew by 1.86%, while Mauritania's population grew by 2.82%.

Live population counters

Cayman Islands Mauritania
Current population
77917
5539189
Population rank 187/197 123/197
Percent of world population 0.0009% 0.07%
One net population change
6.33 hours
3.62 minutes
One birth every
10.2 hours
2.99 minutes
One death every
1.01 days
18.8 minutes
Daily growth/decline +4 +399
Annual growth/decline +1,387 +145,670
Annual growth/decline rate +1.86% +2.82%
Population growth rate rank 56/197 18/197
One migration net change every
9.89 hours
1.74 hours
Annual migration change +888 -5,044
Net migration rank 65/196 115/196
Foreign-born residents 31,935 195,937
Foreign-born residents rank 162/195 113/195
Foreign-born share of population 42.9% 3.8%
Foreign-born share rank 13/195 107/195

Natural population change vs migration

Cayman Islands
Natural

Migration
Mauritania
Natural

Migration
1x
Year Population change
Cayman Islands Mauritania
Natural Migration Natural Migration
2025 - 888 - -5,044
2024 498 896 147,927 -2,185
2023 514 921 145,164 2,999
2022 527 942 142,451 2,999
2021 533 965 137,557 -1,483
2020 539 810 134,899 -1,483
2019 514 859 134,460 -3,019
2018 383 1,011 131,584 -2,987
2017 351 1,065 128,562 -3,001
2016 351 1,094 125,342 -3,008
2015 364 1,107 122,092 -3,019
2014 392 1,105 118,792 -2,980
2013 439 1,077 115,558 -2,987
2012 468 1,060 113,489 4,515
2011 503 1,024 111,165 3,272
2010 515 978 108,121 1,128
2009 513 951 105,273 -1,481
2008 490 975 102,432 -3,860
2007 468 990 98,895 -17,048
2006 451 997 94,991 -18,033
2005 439 1,002 90,940 -18,693
2004 426 1,004 87,578 -19,042
2003 416 1,003 83,804 -19,104
2002 407 1,019 80,993 -18,903
2001 400 1,026 78,769 -21,067
2000 392 1,021 75,929 -2,997
1999 394 960 73,554 -2,999
1998 392 974 72,045 -8,504
1997 387 1,004 71,327 -8,187
1996 377 1,026 71,939 -28,840
1995 362 1,039 72,244 -22,997
1994 343 1,042 70,570 5,304
1993 325 1,040 68,167 6,217
1992 320 1,020 63,501 34,505
1991 327 982 61,782 -2,997
1990 284 998 59,934 -3,000
1989 269 700 58,666 -17,941
1988 233 646 56,654 -2,997
1987 214 663 55,037 -2,998
1986 227 649 53,313 -2,998
1985 225 646 52,125 -2,998
1984 216 649 50,705 -2,998
1983 206 648 49,187 -2,998
1982 217 629 47,947 -2,998
1981 255 578 46,641 -2,998
1980 232 588 45,026 -2,997
1979 210 425 43,537 -2,997
1978 195 413 42,539 -2,998
1977 184 456 41,352 -2,999
1976 180 484 40,149 -1,645
1975 181 492 38,975 -1,472
1974 184 493 38,106 -1,321
1973 216 460 37,122 -1,201
1972 292 375 36,184 -1,139
1971 158 500 35,279 -1,014
1970 219 294 34,382 -855
1969 139 43 33,252 -688
1968 167 39 32,029 -565
1967 168 41 30,853 -514
1966 167 37 29,502 -466
1965 168 28 28,028 -434
1964 179 16 26,565 -390
1963 191 1 25,250 -362
1962 192 -6 23,927 -342
1961 188 -7 22,781 -332
1960 180 -24 21,604 -318

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

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

Over the last 10 years, 32.1% of the population change in the Cayman Islands is from natural causes (a gain of 4,574 people) and 67.9% is from migration (a gain of 9,670 people). In Mauritania 99% is from natural causes (a gain of 1,350,038 people) and 1.04% is from migration (a loss of 14,187 people).

As of 2024, 31,935 residents or 42.9% of the population were not native-born in the Cayman Islands, compared to 195,937 people or 3.8% in Mauritania.

Biggest cities by population

Cayman Islands
City Population
George Town 40.2K
Mauritania
City Population
Nouakchott 1.45M
Rosso 61.2K

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/cayman-islands/mauritania | 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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