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Population in Costa Rica compared to Mauritius: Trends, Charts, Rankings

Updated on by Georank

The latest officially reported population of Costa Rica was 5,152,950 in 2025 vs 1,243,741 people in Mauritius in 2025. In 2026, based on the adjusted UN estimation, the current Costa Rica's population is 5,186,356 people compared to 1,240,721 in Mauritius.

Population statistics:

  • Costa Rica's population is 4.18 times bigger than Mauritius'.
  • Costa Rica is ranked the 126th most populous country in the world, while Mauritius is the 157th.
  • The countries together account for 0.08% of the world: 0.06% for Costa Rica vs 0.01% for Mauritius.
  • For the last 10 years, Costa Rica has had an average growth rate of +0.71% per year vs -0.13% in Mauritius.
  • Since 2006, the population of Costa Rica has increased from 4.32M people to 5.19M (20% growth), while Mauritius has grown from 1.23M to 1.24M (0.54% growth).

Costa Rica vs Mauritius: population by year and forecast

Costa Rica
Factual

Projection
Mauritius
Factual

Projection
1x
Year Population
Costa Rica Mauritius
2100 3,803,678 573,815
2099 3,841,913 582,097
2098 3,880,484 590,562
2097 3,919,475 599,251
2096 3,958,826 608,134
2095 3,998,552 617,230
2094 4,038,516 626,529
2093 4,078,807 636,052
2092 4,119,351 645,739
2091 4,160,111 655,617
2090 4,200,989 665,663
2089 4,241,888 675,889
2088 4,282,758 686,240
2087 4,323,650 696,717
2086 4,364,399 707,360
2085 4,404,935 718,105
2084 4,445,179 728,910
2083 4,485,048 739,778
2082 4,524,570 750,765
2081 4,563,658 761,750
2080 4,602,126 772,748
2079 4,640,060 783,786
2078 4,677,313 794,837
2077 4,713,901 805,918
2076 4,749,678 816,942
2075 4,784,723 827,927
2074 4,819,050 838,911
2073 4,852,492 849,873
2072 4,885,078 860,821
2071 4,916,792 871,644
2070 4,947,655 882,518
2069 4,977,764 893,282
2068 5,006,939 903,984
2067 5,035,207 914,668
2066 5,062,849 925,317
2065 5,089,797 935,999
2064 5,115,866 946,603
2063 5,141,239 957,115
2062 5,165,574 967,627
2061 5,189,146 978,076
2060 5,211,857 988,500
2059 5,233,370 998,838
2058 5,253,830 1,009,091
2057 5,273,143 1,019,346
2056 5,291,310 1,029,601
2055 5,308,124 1,039,730
2054 5,323,598 1,049,821
2053 5,337,707 1,059,876
2052 5,350,263 1,069,793
2051 5,361,152 1,079,612
2050 5,370,484 1,089,300
2049 5,378,189 1,098,902
2048 5,384,366 1,108,341
2047 5,388,962 1,117,590
2046 5,391,996 1,126,567
2045 5,393,493 1,135,321
2044 5,393,407 1,143,708
2043 5,391,873 1,151,882
2042 5,388,912 1,159,639
2041 5,384,386 1,167,107
2040 5,378,629 1,174,241
2039 5,371,473 1,181,008
2038 5,362,904 1,187,347
2037 5,353,217 1,193,347
2036 5,342,317 1,199,055
2035 5,330,286 1,204,453
2034 5,317,189 1,209,521
2033 5,302,930 1,214,292
2032 5,287,714 1,218,727
2031 5,271,514 1,222,858
2030 5,254,366 1,226,642
2029 5,236,206 1,230,401
2028 5,217,031 1,234,008
2027 5,196,723 1,237,431
2026 5,175,408 1,240,721
2025 5,152,950 1,243,741
2024 5,129,910 1,245,779
2023 5,105,525 1,248,647
2022 5,081,765 1,262,523
2021 5,059,988 1,266,334
2020 5,034,320 1,266,014
2019 4,999,553 1,265,985
2018 4,957,818 1,265,577
2017 4,913,177 1,264,887
2016 4,866,998 1,263,747
2015 4,818,038 1,262,879
2014 4,767,119 1,261,208
2013 4,716,147 1,258,927
2012 4,663,934 1,255,882
2011 4,609,833 1,252,404
2010 4,555,962 1,250,400
2009 4,499,791 1,247,429
2008 4,440,056 1,244,121
2007 4,380,248 1,239,630
2006 4,321,340 1,233,996
2005 4,261,240 1,228,254
2004 4,200,078 1,221,003
2003 4,138,784 1,213,370
2002 4,075,705 1,204,621
2001 4,008,947 1,196,287
2000 3,937,739 1,186,873
1999 3,862,101 1,175,267
1998 3,782,838 1,160,421
1997 3,701,711 1,148,284
1996 3,619,013 1,133,996
1995 3,535,176 1,122,457
1994 3,451,122 1,112,846
1993 3,367,434 1,097,374
1992 3,284,258 1,084,441
1991 3,202,176 1,070,266
1990 3,121,706 1,058,775
1989 3,043,827 1,051,260
1988 2,968,103 1,043,239
1987 2,892,699 1,036,082
1986 2,817,216 1,028,360
1985 2,741,894 1,020,528
1984 2,667,595 1,012,221
1983 2,595,153 1,001,691
1982 2,524,806 992,521
1981 2,456,637 980,462
1980 2,390,633 966,039
1979 2,326,490 949,888
1978 2,264,510 933,499
1977 2,205,025 921,379
1976 2,147,774 906,507
1975 2,092,719 892,000
1974 2,039,643 878,042
1973 1,988,343 864,819
1972 1,938,248 852,053
1971 1,888,539 839,230
1970 1,838,949 826,000
1969 1,789,276 812,405
1968 1,739,731 798,413
1967 1,689,523 783,917
1966 1,638,116 768,813
1965 1,586,208 753,000
1964 1,533,960 736,381
1963 1,481,604 718,861
1962 1,429,445 700,349
1961 1,377,920 680,757
1960 1,327,496 680,331

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/costa-rica/mauritius | CC BY

From 2006 to 2016, the population of Costa Rica increased by 545,658 people (a 12.6% growth), while Mauritius gained 29,751 people (a 2.41% growth).

For the next 10 years, from 2016 to 2026, Costa Rica gained 319,358 people (a 6.56% growth), while Mauritius' population decreased by 23,026 people (a 1.82% decline).

Costa Rica was ranked 119th most populous country in 2006 and is 126th in 2026. Mauritius was ranked 151st in 2006 and ranked 157th now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Costa Rica's population will grow by 3.55% to 5,370,484 people with a rank change from 126th to 127th. The population of Mauritius will decrease by 12.2% to 1,089,300 people and rank change from 157th to 160th.

Costa Rica is projected to reach its peak in 2045 at 5.39M people, while Mauritius' population already peaked in 2021 at 1.27M people and is projected to decrease to 574K people by 2100.

Population growth rate by year

Costa Rica
Factual

Projection
Mauritius
Factual

Projection
1x
Year Growth rate
Costa Rica Mauritius
2100 -1% -1.42%
2099 -0.99% -1.43%
2098 -0.99% -1.45%
2097 -0.99% -1.46%
2096 -0.99% -1.47%
2095 -0.99% -1.48%
2094 -0.99% -1.5%
2093 -0.98% -1.5%
2092 -0.98% -1.51%
2091 -0.97% -1.51%
2090 -0.96% -1.51%
2089 -0.95% -1.51%
2088 -0.95% -1.5%
2087 -0.93% -1.5%
2086 -0.92% -1.5%
2085 -0.91% -1.48%
2084 -0.89% -1.47%
2083 -0.87% -1.46%
2082 -0.86% -1.44%
2081 -0.84% -1.42%
2080 -0.82% -1.41%
2079 -0.8% -1.39%
2078 -0.78% -1.38%
2077 -0.75% -1.35%
2076 -0.73% -1.33%
2075 -0.71% -1.31%
2074 -0.69% -1.29%
2073 -0.67% -1.27%
2072 -0.65% -1.24%
2071 -0.62% -1.23%
2070 -0.6% -1.21%
2069 -0.58% -1.18%
2068 -0.56% -1.17%
2067 -0.55% -1.15%
2066 -0.53% -1.14%
2065 -0.51% -1.12%
2064 -0.49% -1.1%
2063 -0.47% -1.09%
2062 -0.45% -1.07%
2061 -0.44% -1.05%
2060 -0.41% -1.04%
2059 -0.39% -1.02%
2058 -0.37% -1.01%
2057 -0.34% -1%
2056 -0.32% -0.97%
2055 -0.29% -0.96%
2054 -0.26% -0.95%
2053 -0.23% -0.93%
2052 -0.2% -0.91%
2051 -0.17% -0.89%
2050 -0.14% -0.87%
2049 -0.11% -0.85%
2048 -0.09% -0.83%
2047 -0.06% -0.8%
2046 -0.03% -0.77%
2045 0.002% -0.73%
2044 0.03% -0.71%
2043 0.05% -0.67%
2042 0.08% -0.64%
2041 0.11% -0.61%
2040 0.13% -0.57%
2039 0.16% -0.53%
2038 0.18% -0.5%
2037 0.2% -0.48%
2036 0.23% -0.45%
2035 0.25% -0.42%
2034 0.27% -0.39%
2033 0.29% -0.36%
2032 0.31% -0.34%
2031 0.33% -0.31%
2030 0.35% -0.31%
2029 0.37% -0.29%
2028 0.39% -0.28%
2027 0.41% -0.27%
2026 0.44% -0.24%
2025 0.45% -0.16%
2024 0.48% -0.23%
2023 0.47% -1.1%
2022 0.43% -0.3%
2021 0.51% 0.03%
2020 0.7% 0.002%
2019 0.84% 0.03%
2018 0.91% 0.05%
2017 0.95% 0.09%
2016 1.02% 0.07%
2015 1.07% 0.13%
2014 1.08% 0.18%
2013 1.12% 0.24%
2012 1.17% 0.28%
2011 1.18% 0.16%
2010 1.25% 0.24%
2009 1.35% 0.27%
2008 1.37% 0.36%
2007 1.36% 0.46%
2006 1.41% 0.47%
2005 1.46% 0.59%
2004 1.48% 0.63%
2003 1.55% 0.73%
2002 1.67% 0.7%
2001 1.81% 0.79%
2000 1.96% 0.99%
1999 2.1% 1.28%
1998 2.19% 1.06%
1997 2.29% 1.26%
1996 2.37% 1.03%
1995 2.44% 0.86%
1994 2.49% 1.41%
1993 2.53% 1.19%
1992 2.56% 1.32%
1991 2.58% 1.09%
1990 2.56% 0.71%
1989 2.55% 0.77%
1988 2.61% 0.69%
1987 2.68% 0.75%
1986 2.75% 0.77%
1985 2.79% 0.82%
1984 2.79% 1.05%
1983 2.79% 0.92%
1982 2.77% 1.23%
1981 2.76% 1.49%
1980 2.76% 1.7%
1979 2.74% 1.76%
1978 2.7% 1.32%
1977 2.67% 1.64%
1976 2.63% 1.63%
1975 2.6% 1.59%
1974 2.58% 1.53%
1973 2.58% 1.5%
1972 2.63% 1.53%
1971 2.7% 1.6%
1970 2.78% 1.67%
1969 2.85% 1.75%
1968 2.97% 1.85%
1967 3.14% 1.96%
1966 3.27% 2.1%
1965 3.41% 2.26%
1964 3.53% 2.44%
1963 3.65% 2.64%
1962 3.74% 2.88%
1961 3.8% 0.06%

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/costa-rica/mauritius | CC BY

In 2025, the population of Costa Rica grew by 0.45%, while Mauritius' population declined by 0.16%.

Live population counters

Costa Rica Mauritius
Current population
5186356
1240721
Population rank 126/197 157/197
Percent of world population 0.06% 0.01%
One net population change
22.9 minutes
4.31 hours
One birth every
10.3 minutes
41 minutes
One death every
18.4 minutes
42.2 minutes
Daily growth/decline +63 -6
Annual growth/decline +23,040 -2,038
Annual growth/decline rate +0.45% -0.16%
Population growth rate rank 134/197 171/197
One migration net change every
8.78 hours
3.16 hours
Annual migration change +1,000 -2,784
Net migration rank 63/196 103/196
Foreign-born residents 628,404 29,142
Foreign-born residents rank 75/195 165/195
Foreign-born share of population 12.2% 2.3%
Foreign-born share rank 55/195 129/195

Natural population change vs migration

Costa Rica
Natural

Migration
Mauritius
Natural

Migration
1x
Year Population change
Costa Rica Mauritius
Natural Migration Natural Migration
2025 - 1,000 - -2,784
2024 22,699 967 374 -2,787
2023 24,109 995 999 -2,824
2022 21,409 1,006 -757 -2,824
2021 20,119 1,018 -380 -4,324
2020 29,164 1,029 2,406 -5,895
2019 37,682 1,653 1,646 -5,202
2018 42,469 1,673 2,152 -5,084
2017 43,471 1,671 3,289 -5,322
2016 45,565 1,649 2,906 -4,483
2015 49,077 1,617 2,905 -3,645
2014 49,559 1,589 3,657 -3,691
2013 49,227 1,579 4,281 -3,617
2012 52,036 1,587 5,023 -3,663
2011 52,884 1,695 5,511 -2,465
2010 50,803 2,357 5,877 -2,624
2009 55,757 3,432 6,113 -2,467
2008 56,491 3,794 7,465 -2,589
2007 55,244 4,080 8,429 -2,642
2006 54,177 4,321 8,515 -2,757
2005 57,139 4,567 10,195 -2,840
2004 55,769 4,856 10,745 -3,001
2003 56,743 5,216 10,799 -3,141
2002 58,388 5,812 11,685 -3,150
2001 62,199 7,119 11,723 -3,225
2000 64,268 8,826 12,224 -2,326
1999 64,922 13,253 12,341 -1,463
1998 64,788 15,556 11,489 -1,292
1997 64,954 16,954 11,943 -1,199
1996 66,094 17,393 13,041 -1,092
1995 67,585 16,609 13,020 -1,144
1994 68,336 15,587 14,355 -1,112
1993 69,016 14,431 14,814 -1,189
1992 69,830 13,069 15,833 -1,254
1991 70,506 10,757 15,091 -1,333
1990 71,727 7,949 15,564 -1,938
1989 72,327 3,758 14,718 -2,463
1988 72,944 2,414 14,084 -1,399
1987 73,188 2,267 13,262 -300
1986 73,211 2,302 12,340 852
1985 72,776 2,357 12,451 615
1984 71,062 2,402 13,665 -258
1983 68,972 2,449 14,525 -1,756
1982 66,826 2,453 15,880 -2,226
1981 64,632 2,431 18,334 -1,559
1980 62,561 2,387 19,321 -1,739
1979 60,984 2,349 19,282 -2,363
1978 58,327 2,296 18,670 -3,129
1977 56,122 2,228 16,769 -3,749
1976 54,019 2,129 16,407 -3,807
1975 51,979 1,992 15,342 -3,869
1974 50,349 1,839 17,561 -4,908
1973 48,943 1,468 13,145 -2,144
1972 48,417 1,366 14,825 -2,408
1971 48,341 1,296 15,441 -960
1970 48,398 1,137 16,190 -1,281
1969 48,790 1,017 15,761 -674
1968 48,361 939 17,884 -2,445
1967 50,193 926 17,560 -1,257
1966 50,755 930 20,758 -4,123
1965 51,196 932 20,482 -3,597
1964 51,435 934 22,239 -4,850
1963 51,403 938 22,069 -5,236
1962 51,046 934 20,660 -6,107
1961 50,149 924 20,355 -8,984
1960 48,857 910 19,931 -7,083

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

GeoRank.org/population/costa-rica/mauritius | CC BY

Over the last 10 years, 96.2% of the population change in Costa Rica is from natural causes (a gain of 335,764 people) and 3.8% is from migration (a gain of 13,278 people). In Mauritius 26.8% is from natural causes (a gain of 15,540 people) and 73.2% is from migration (a loss of 42,390 people).

As of 2024, 628,404 residents or 12.2% of the population were not native-born in Costa Rica, compared to 29,142 people or 2.3% in Mauritius.

Biggest cities by population

Costa Rica
City Population
San Jose 335K
Limon 71.5K
Liberia 65.9K
Alajuela 44.4K
Puntarenas 41.5K
Cartago 22.8K
Heredia 16.7K
Tamarindo 7.13K
Santa Teresa 3K
Mauritius
City Population
Port Louis 149K
Quatre Bornes 81.8K
Curepipe 77.5K
Triolet 23.4K
Goodlands 20.7K
Centre de Flacq 15.8K
Mahebourg 15.8K
Bambous 15.3K

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/costa-rica/mauritius | 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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