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Population in Mauritius compared to Nauru: Trends, Charts, Rankings

Updated on by Georank team

The latest officially reported population of Mauritius was 1,245,779 in 2024 vs 11,947 people in Nauru in 2024. In 2026, based on the adjusted UN estimation, the current Mauritius' population is 1,240,121 people compared to 12,125 in Nauru.

Population statistics:

  • Mauritius' population is 102.3 times bigger than Nauru's.
  • Mauritius is ranked the 157th most populous country in the world, while Nauru is the 195th.
  • The countries together account for 0.02% of the world: 0.01% for Mauritius vs 0.0001% for Nauru.
  • For the last 10 years, Mauritius has had an average growth rate of -0.09% per year vs +1.17% in Nauru.
  • Since 2006, the population of Mauritius has increased from 1.23M people to 1.24M (0.5% growth), while Nauru has grown from 10K to 12.1K (20.8% growth).

Mauritius vs Nauru: population by year and forecast

Mauritius
Factual

Projection
Nauru
Factual

Projection
1x
Year Population
Mauritius Nauru
2100 573,538 20,717
2099 581,815 20,686
2098 590,276 20,645
2097 598,961 20,605
2096 607,840 20,570
2095 616,931 20,535
2094 626,226 20,488
2093 635,745 20,432
2092 645,427 20,386
2091 655,300 20,341
2090 665,341 20,285
2089 675,562 20,219
2088 685,908 20,152
2087 696,380 20,096
2086 707,018 20,028
2085 717,757 19,959
2084 728,558 19,880
2083 739,420 19,796
2082 750,402 19,709
2081 761,382 19,611
2080 772,374 19,525
2079 783,407 19,420
2078 794,452 19,312
2077 805,529 19,206
2076 816,547 19,098
2075 827,526 18,986
2074 838,506 18,874
2073 849,462 18,758
2072 860,405 18,638
2071 871,223 18,535
2070 882,091 18,396
2069 892,850 18,289
2068 903,547 18,168
2067 914,226 18,025
2066 924,869 17,903
2065 935,546 17,777
2064 946,145 17,649
2063 956,652 17,524
2062 967,159 17,402
2061 977,603 17,267
2060 988,022 17,137
2059 998,355 17,013
2058 1,008,603 16,882
2057 1,018,853 16,752
2056 1,029,103 16,612
2055 1,039,228 16,472
2054 1,049,313 16,335
2053 1,059,364 16,193
2052 1,069,276 16,049
2051 1,079,090 15,888
2050 1,088,773 15,738
2049 1,098,370 15,572
2048 1,107,805 15,412
2047 1,117,049 15,241
2046 1,126,022 15,064
2045 1,134,772 14,895
2044 1,143,155 14,718
2043 1,151,325 14,546
2042 1,159,078 14,363
2041 1,166,543 14,180
2040 1,173,673 13,996
2039 1,180,437 13,827
2038 1,186,773 13,672
2037 1,192,770 13,513
2036 1,198,476 13,363
2035 1,203,871 13,196
2034 1,208,936 13,040
2033 1,213,705 12,894
2032 1,218,138 12,758
2031 1,222,267 12,625
2030 1,226,049 12,504
2029 1,229,806 12,386
2028 1,233,411 12,292
2027 1,236,833 12,182
2026 1,240,121 12,105
2025 1,243,139 12,030
2024 1,245,779 11,947
2023 1,248,647 11,875
2022 1,262,523 11,801
2021 1,266,334 11,709
2020 1,266,014 11,643
2019 1,265,985 11,587
2018 1,265,577 11,477
2017 1,264,887 11,324
2016 1,263,747 11,150
2015 1,262,879 10,954
2014 1,261,208 10,742
2013 1,258,927 10,517
2012 1,255,882 10,267
2011 1,252,404 10,098
2010 1,250,400 10,043
2009 1,247,429 10,016
2008 1,244,121 10,009
2007 1,239,630 10,020
2006 1,233,996 10,034
2005 1,228,254 10,049
2004 1,221,003 10,060
2003 1,213,370 10,059
2002 1,204,621 10,082
2001 1,196,287 10,130
2000 1,186,873 10,168
1999 1,175,267 10,187
1998 1,160,421 10,198
1997 1,148,284 10,197
1996 1,133,996 10,183
1995 1,122,457 10,165
1994 1,112,846 10,137
1993 1,097,374 10,102
1992 1,084,441 10,021
1991 1,070,266 9,850
1990 1,058,775 9,622
1989 1,051,260 9,390
1988 1,043,239 9,165
1987 1,036,082 8,946
1986 1,028,360 8,742
1985 1,020,528 8,551
1984 1,012,221 8,377
1983 1,001,691 8,216
1982 992,521 8,040
1981 980,462 7,839
1980 966,039 7,649
1979 949,888 7,468
1978 933,499 7,298
1977 921,379 7,163
1976 906,507 7,064
1975 892,000 6,987
1974 878,042 6,923
1973 864,819 6,866
1972 852,053 6,812
1971 839,230 6,762
1970 826,000 6,710
1969 812,405 6,581
1968 798,413 6,328
1967 783,917 6,135
1966 768,813 6,043
1965 753,000 5,832
1964 736,381 5,515
1963 718,861 5,226
1962 700,349 4,979
1961 680,757 4,774
1960 680,331 4,607

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/mauritius/nauru | CC BY

From 2006 to 2016, the population of Mauritius increased by 29,751 people (a 2.41% growth), while Nauru gained 1,116 people (a 11.1% growth).

For the next 10 years, from 2016 to 2026, Mauritius lost 23,626 people (a 1.87% decline), while Nauru's population increased by 975 people (a 8.74% growth).

Mauritius was ranked 151st most populous country in 2006 and is 157th in 2026. Nauru was ranked 196th in 2006 and ranked 195th now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Mauritius' population will shrink by 12.2% to 1,088,773 people with a rank change from 157th to 160th. The population of Nauru will increase by 29.8% to 15,738 people and rank change from 195th to 194th.

Nauru is projected to reach its peak in 2100 at 20.7K 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

Mauritius
Factual

Projection
Nauru
Factual

Projection
1x
Year Growth rate
Mauritius Nauru
2100 -1.42% 0.15%
2099 -1.43% 0.2%
2098 -1.45% 0.19%
2097 -1.46% 0.17%
2096 -1.47% 0.17%
2095 -1.48% 0.23%
2094 -1.5% 0.27%
2093 -1.5% 0.23%
2092 -1.51% 0.22%
2091 -1.51% 0.28%
2090 -1.51% 0.33%
2089 -1.51% 0.33%
2088 -1.5% 0.28%
2087 -1.5% 0.34%
2086 -1.5% 0.35%
2085 -1.48% 0.39%
2084 -1.47% 0.43%
2083 -1.46% 0.44%
2082 -1.44% 0.5%
2081 -1.42% 0.44%
2080 -1.41% 0.54%
2079 -1.39% 0.56%
2078 -1.38% 0.55%
2077 -1.35% 0.57%
2076 -1.33% 0.59%
2075 -1.31% 0.6%
2074 -1.29% 0.62%
2073 -1.27% 0.65%
2072 -1.24% 0.56%
2071 -1.23% 0.75%
2070 -1.21% 0.59%
2069 -1.18% 0.66%
2068 -1.17% 0.8%
2067 -1.15% 0.68%
2066 -1.14% 0.71%
2065 -1.12% 0.73%
2064 -1.1% 0.71%
2063 -1.09% 0.7%
2062 -1.07% 0.78%
2061 -1.05% 0.76%
2060 -1.04% 0.73%
2059 -1.02% 0.78%
2058 -1.01% 0.77%
2057 -1% 0.85%
2056 -0.97% 0.85%
2055 -0.96% 0.84%
2054 -0.95% 0.87%
2053 -0.93% 0.9%
2052 -0.91% 1.01%
2051 -0.89% 0.96%
2050 -0.87% 1.06%
2049 -0.85% 1.04%
2048 -0.83% 1.12%
2047 -0.8% 1.17%
2046 -0.77% 1.14%
2045 -0.73% 1.2%
2044 -0.71% 1.19%
2043 -0.67% 1.27%
2042 -0.64% 1.29%
2041 -0.61% 1.32%
2040 -0.57% 1.22%
2039 -0.53% 1.14%
2038 -0.5% 1.17%
2037 -0.48% 1.12%
2036 -0.45% 1.27%
2035 -0.42% 1.19%
2034 -0.39% 1.14%
2033 -0.36% 1.06%
2032 -0.34% 1.06%
2031 -0.31% 0.96%
2030 -0.31% 0.96%
2029 -0.29% 0.77%
2028 -0.28% 0.9%
2027 -0.27% 0.64%
2026 -0.24% 0.63%
2025 -0.21% 0.7%
2024 -0.23% 0.61%
2023 -1.1% 0.63%
2022 -0.3% 0.79%
2021 0.03% 0.57%
2020 0.002% 0.48%
2019 0.03% 0.96%
2018 0.05% 1.35%
2017 0.09% 1.56%
2016 0.07% 1.79%
2015 0.13% 1.97%
2014 0.18% 2.14%
2013 0.24% 2.43%
2012 0.28% 1.67%
2011 0.16% 0.55%
2010 0.24% 0.27%
2009 0.27% 0.07%
2008 0.36% -0.11%
2007 0.46% -0.14%
2006 0.47% -0.15%
2005 0.59% -0.11%
2004 0.63% 0.01%
2003 0.73% -0.23%
2002 0.7% -0.47%
2001 0.79% -0.37%
2000 0.99% -0.19%
1999 1.28% -0.11%
1998 1.06% 0.01%
1997 1.26% 0.14%
1996 1.03% 0.18%
1995 0.86% 0.28%
1994 1.41% 0.35%
1993 1.19% 0.81%
1992 1.32% 1.74%
1991 1.09% 2.37%
1990 0.71% 2.47%
1989 0.77% 2.45%
1988 0.69% 2.45%
1987 0.75% 2.33%
1986 0.77% 2.23%
1985 0.82% 2.08%
1984 1.05% 1.96%
1983 0.92% 2.19%
1982 1.23% 2.56%
1981 1.49% 2.48%
1980 1.7% 2.42%
1979 1.76% 2.33%
1978 1.32% 1.88%
1977 1.64% 1.4%
1976 1.63% 1.1%
1975 1.59% 0.92%
1974 1.53% 0.83%
1973 1.5% 0.79%
1972 1.53% 0.74%
1971 1.6% 0.77%
1970 1.67% 1.96%
1969 1.75% 4%
1968 1.85% 3.15%
1967 1.96% 1.52%
1966 2.1% 3.62%
1965 2.26% 5.75%
1964 2.44% 5.53%
1963 2.64% 4.96%
1962 2.88% 4.29%
1961 0.06% 3.62%

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/mauritius/nauru | CC BY

In 2024, the population of Mauritius declined by 0.23%, while Nauru's population grew by 0.61%.

Live population counters

Mauritius Nauru
Current population
1240121
12125
Population rank 157/197 195/197
Percent of world population 0.01% 0.0001%
One net population change
3.05 hours
5.07 days
One birth every
41.3 minutes
1.21 days
One death every
44.8 minutes
4.1 days
Daily growth/decline -8 +0
Annual growth/decline -2,868 +72
Annual growth/decline rate -0.23% +0.61%
Population growth rate rank 178/197 126/197
One migration net change every
3.16 hours
3 days
Annual migration change -2,784 -122
Net migration rank 103/196 82/196
Foreign-born residents 29,142 2,548
Foreign-born residents rank 165/195 191/195
Foreign-born share of population 2.3% 21.3%
Foreign-born share rank 129/195 29/195

Natural population change vs migration

Mauritius
Natural

Migration
Nauru
Natural

Migration
1x
Year Population change
Mauritius Nauru
Natural Migration Natural Migration
2025 - -2,784 - -122
2024 - -2,787 - -121
2023 999 -2,824 213 -148
2022 -757 -2,824 226 -144
2021 -253 -4,324 236 -137
2020 2,405 -5,895 246 -214
2019 1,773 -5,202 255 -171
2018 2,151 -5,084 265 -131
2017 3,415 -5,322 279 -115
2016 2,906 -4,483 289 -105
2015 3,031 -3,645 291 -86
2014 3,657 -3,691 290 -69
2013 4,281 -3,617 291 -53
2012 5,149 -3,663 292 -38
2011 5,511 -2,465 291 -206
2010 5,877 -2,624 281 -246
2009 6,113 -2,467 261 -249
2008 7,465 -2,589 240 -243
2007 8,429 -2,642 222 -235
2006 8,515 -2,757 209 -224
2005 10,195 -2,840 204 -217
2004 10,745 -3,001 202 -210
2003 10,799 -3,141 201 -199
2002 11,685 -3,150 200 -247
2001 11,723 -3,225 203 -252
2000 12,224 -2,326 207 -236
1999 12,341 -1,463 212 -227
1998 11,489 -1,292 214 -217
1997 11,943 -1,199 218 -209
1996 13,041 -1,092 221 -204
1995 13,020 -1,144 225 -201
1994 14,355 -1,112 229 -196
1993 14,814 -1,189 235 -194
1992 15,833 -1,254 237 -121
1991 15,091 -1,333 225 0
1990 15,564 -1,938 214 20
1989 14,718 -2,463 204 24
1988 14,084 -1,399 195 29
1987 13,262 -300 186 27
1986 12,340 852 178 21
1985 12,451 615 171 8
1984 13,665 -258 166 -2
1983 14,525 -1,756 163 -5
1982 15,880 -2,226 162 30
1981 18,334 -1,559 157 44
1980 19,321 -1,739 145 44
1979 19,282 -2,363 130 48
1978 18,670 -3,129 111 40
1977 16,769 -3,749 89 32
1976 16,407 -3,807 79 0
1975 15,342 -3,869 70 0
1974 17,561 -4,908 63 0
1973 13,145 -2,144 57 0
1972 14,825 -2,408 53 0
1971 15,441 -960 50 0
1970 16,190 -1,281 49 0
1969 15,761 -674 71 132
1968 17,884 -2,445 116 180
1967 17,560 -1,257 117 -28
1966 20,758 -4,123 123 -32
1965 20,482 -3,597 113 218
1964 22,239 -4,850 100 203
1963 22,069 -5,236 88 181
1962 20,660 -6,107 75 158
1961 20,355 -8,984 70 120
1960 19,931 -7,083 72 76

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

GeoRank.org/population/mauritius/nauru | CC BY

Over the last 10 years, 30.9% of the population change in Mauritius is from natural causes (a gain of 19,327 people) and 69.1% is from migration (a loss of 43,294 people). In Nauru 66.2% is from natural causes (a gain of 2,590 people) and 33.8% is from migration (a loss of 1,320 people).

As of 2024, 29,142 residents or 2.3% of the population were not native-born in Mauritius, compared to 2,548 people or 21.3% in Nauru.

Biggest cities by population

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
Nauru
City Population
Yaren 747

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/mauritius/nauru | 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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