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

Updated on by Georank team

The latest officially reported population of Mauritius was 1,245,779 in 2024 vs 68,560,157 people in Tanzania in 2024. In 2026, based on the adjusted UN estimation, the current Mauritius' population is 1,240,121 people compared to 73,145,892 in Tanzania.

Population statistics:

  • Tanzania's population is 59 times bigger than Mauritius'.
  • Mauritius is ranked the 157th most populous country in the world, while Tanzania is the 20th.
  • The countries together account for 0.9% of the world: 0.01% for Mauritius vs 0.88% for Tanzania.
  • For the last 10 years, Mauritius has had an average growth rate of -0.09% per year vs +3.13% in Tanzania.
  • Since 2006, the population of Mauritius has increased from 1.23M people to 1.24M (0.5% growth), while Tanzania has grown from 40.3M to 73.1M (81.5% growth).

Mauritius vs Tanzania: population by year and forecast

Mauritius
Factual

Projection
Tanzania
Factual

Projection
1x
Year Population
Mauritius Tanzania
2100 573,538 265,496,854
2099 581,815 263,162,785
2098 590,276 260,809,535
2097 598,961 258,412,520
2096 607,840 255,996,677
2095 616,931 253,567,416
2094 626,226 251,119,386
2093 635,745 248,628,881
2092 645,427 246,107,108
2091 655,300 243,557,182
2090 665,341 241,002,065
2089 675,562 238,416,591
2088 685,908 235,797,530
2087 696,380 233,167,455
2086 707,018 230,496,041
2085 717,757 227,800,292
2084 728,558 225,111,530
2083 739,420 222,421,279
2082 750,402 219,718,263
2081 761,382 216,995,478
2080 772,374 214,255,926
2079 783,407 211,486,253
2078 794,452 208,708,063
2077 805,529 205,918,120
2076 816,547 203,106,125
2075 827,526 200,297,474
2074 838,506 197,468,017
2073 849,462 194,642,633
2072 860,405 191,824,103
2071 871,223 188,992,017
2070 882,091 186,152,377
2069 892,850 183,311,218
2068 903,547 180,475,586
2067 914,226 177,639,469
2066 924,869 174,803,090
2065 935,546 171,913,445
2064 946,145 169,064,549
2063 956,652 166,217,933
2062 967,159 163,370,044
2061 977,603 160,537,159
2060 988,022 157,722,273
2059 998,355 154,920,005
2058 1,008,603 152,120,539
2057 1,018,853 149,325,489
2056 1,029,103 146,519,472
2055 1,039,228 143,736,540
2054 1,049,313 140,983,905
2053 1,059,364 138,262,668
2052 1,069,276 135,553,723
2051 1,079,090 132,851,383
2050 1,088,773 130,157,751
2049 1,098,370 127,495,278
2048 1,107,805 124,821,109
2047 1,117,049 122,158,290
2046 1,126,022 119,522,516
2045 1,134,772 116,914,785
2044 1,143,155 114,329,740
2043 1,151,325 111,776,234
2042 1,159,078 109,241,835
2041 1,166,543 106,748,632
2040 1,173,673 104,272,418
2039 1,180,437 101,814,304
2038 1,186,773 99,380,232
2037 1,192,770 96,983,729
2036 1,198,476 94,601,865
2035 1,203,871 92,257,269
2034 1,208,936 89,929,444
2033 1,213,705 87,654,982
2032 1,218,138 85,409,993
2031 1,222,267 83,180,507
2030 1,226,049 80,997,163
2029 1,229,806 78,838,461
2028 1,233,411 76,730,649
2027 1,236,833 74,647,063
2026 1,240,121 72,589,279
2025 1,243,139 70,552,589
2024 1,245,779 68,560,157
2023 1,248,647 66,617,606
2022 1,262,523 64,711,821
2021 1,266,334 62,830,412
2020 1,266,014 60,972,798
2019 1,265,985 59,174,891
2018 1,265,577 57,437,145
2017 1,264,887 55,652,890
2016 1,263,747 53,824,013
2015 1,262,879 52,020,962
2014 1,261,208 50,351,512
2013 1,258,927 48,824,128
2012 1,255,882 47,374,260
2011 1,252,404 46,029,367
2010 1,250,400 44,758,488
2009 1,247,429 43,633,982
2008 1,244,121 42,570,728
2007 1,239,630 41,435,512
2006 1,233,996 40,294,902
2005 1,228,254 39,182,076
2004 1,221,003 38,109,668
2003 1,213,370 37,089,555
2002 1,204,621 36,121,304
2001 1,196,287 35,198,299
2000 1,186,873 34,260,139
1999 1,175,267 33,300,330
1998 1,160,421 32,420,458
1997 1,148,284 31,578,089
1996 1,133,996 30,945,762
1995 1,122,457 30,383,497
1994 1,112,846 29,442,356
1993 1,097,374 28,332,692
1992 1,084,441 27,457,588
1991 1,070,266 26,780,436
1990 1,058,775 26,110,207
1989 1,051,260 25,438,759
1988 1,043,239 24,769,686
1987 1,036,082 24,030,378
1986 1,028,360 23,258,959
1985 1,020,528 22,501,693
1984 1,012,221 21,779,066
1983 1,001,691 21,079,874
1982 992,521 20,398,571
1981 980,462 19,784,703
1980 966,039 19,189,769
1979 949,888 18,592,038
1978 933,499 17,976,566
1977 921,379 17,352,929
1976 906,507 16,736,211
1975 892,000 16,138,361
1974 878,042 15,561,630
1973 864,819 15,010,101
1972 852,053 14,479,308
1971 839,230 13,971,451
1970 826,000 13,492,677
1969 812,405 13,036,700
1968 798,413 12,602,076
1967 783,917 12,200,109
1966 768,813 11,827,459
1965 753,000 11,470,728
1964 736,381 11,127,826
1963 718,861 10,799,528
1962 700,349 10,487,756
1961 680,757 10,187,886
1960 680,331 9,901,419

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/tanzania | CC BY

From 2006 to 2016, the population of Mauritius increased by 29,751 people (a 2.41% growth), while Tanzania gained 13,529,111 people (a 33.6% growth).

For the next 10 years, from 2016 to 2026, Mauritius lost 23,626 people (a 1.87% decline), while Tanzania's population increased by 19,321,879 people (a 35.9% growth).

Mauritius was ranked 151st most populous country in 2006 and is 157th in 2026. Tanzania was ranked 30th in 2006 and ranked 20th 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 Tanzania will increase by 77.9% to 130,157,751 people and rank change from 20th to 15th.

Tanzania is projected to reach its peak in 2100 at 265M 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
Tanzania
Factual

Projection
1x
Year Growth rate
Mauritius Tanzania
2100 -1.42% 0.89%
2099 -1.43% 0.9%
2098 -1.45% 0.93%
2097 -1.46% 0.94%
2096 -1.47% 0.96%
2095 -1.48% 0.97%
2094 -1.5% 1%
2093 -1.5% 1.02%
2092 -1.51% 1.05%
2091 -1.51% 1.06%
2090 -1.51% 1.08%
2089 -1.51% 1.11%
2088 -1.5% 1.13%
2087 -1.5% 1.16%
2086 -1.5% 1.18%
2085 -1.48% 1.19%
2084 -1.47% 1.21%
2083 -1.46% 1.23%
2082 -1.44% 1.25%
2081 -1.42% 1.28%
2080 -1.41% 1.31%
2079 -1.39% 1.33%
2078 -1.38% 1.35%
2077 -1.35% 1.38%
2076 -1.33% 1.4%
2075 -1.31% 1.43%
2074 -1.29% 1.45%
2073 -1.27% 1.47%
2072 -1.24% 1.5%
2071 -1.23% 1.53%
2070 -1.21% 1.55%
2069 -1.18% 1.57%
2068 -1.17% 1.6%
2067 -1.15% 1.62%
2066 -1.14% 1.68%
2065 -1.12% 1.69%
2064 -1.1% 1.71%
2063 -1.09% 1.74%
2062 -1.07% 1.76%
2061 -1.05% 1.78%
2060 -1.04% 1.81%
2059 -1.02% 1.84%
2058 -1.01% 1.87%
2057 -1% 1.92%
2056 -0.97% 1.94%
2055 -0.96% 1.95%
2054 -0.95% 1.97%
2053 -0.93% 2%
2052 -0.91% 2.03%
2051 -0.89% 2.07%
2050 -0.87% 2.09%
2049 -0.85% 2.14%
2048 -0.83% 2.18%
2047 -0.8% 2.21%
2046 -0.77% 2.23%
2045 -0.73% 2.26%
2044 -0.71% 2.28%
2043 -0.67% 2.32%
2042 -0.64% 2.34%
2041 -0.61% 2.37%
2040 -0.57% 2.41%
2039 -0.53% 2.45%
2038 -0.5% 2.47%
2037 -0.48% 2.52%
2036 -0.45% 2.54%
2035 -0.42% 2.59%
2034 -0.39% 2.59%
2033 -0.36% 2.63%
2032 -0.34% 2.68%
2031 -0.31% 2.7%
2030 -0.31% 2.74%
2029 -0.29% 2.75%
2028 -0.28% 2.79%
2027 -0.27% 2.83%
2026 -0.24% 2.89%
2025 -0.21% 2.91%
2024 -0.23% 2.92%
2023 -1.1% 2.95%
2022 -0.3% 2.99%
2021 0.03% 3.05%
2020 0.002% 3.04%
2019 0.03% 3.03%
2018 0.05% 3.21%
2017 0.09% 3.4%
2016 0.07% 3.47%
2015 0.13% 3.32%
2014 0.18% 3.13%
2013 0.24% 3.06%
2012 0.28% 2.92%
2011 0.16% 2.84%
2010 0.24% 2.58%
2009 0.27% 2.5%
2008 0.36% 2.74%
2007 0.46% 2.83%
2006 0.47% 2.84%
2005 0.59% 2.81%
2004 0.63% 2.75%
2003 0.73% 2.68%
2002 0.7% 2.62%
2001 0.79% 2.74%
2000 0.99% 2.88%
1999 1.28% 2.71%
1998 1.06% 2.67%
1997 1.26% 2.04%
1996 1.03% 1.85%
1995 0.86% 3.2%
1994 1.41% 3.92%
1993 1.19% 3.19%
1992 1.32% 2.53%
1991 1.09% 2.57%
1990 0.71% 2.64%
1989 0.77% 2.7%
1988 0.69% 3.08%
1987 0.75% 3.32%
1986 0.77% 3.37%
1985 0.82% 3.32%
1984 1.05% 3.32%
1983 0.92% 3.34%
1982 1.23% 3.1%
1981 1.49% 3.1%
1980 1.7% 3.21%
1979 1.76% 3.42%
1978 1.32% 3.59%
1977 1.64% 3.68%
1976 1.63% 3.7%
1975 1.59% 3.71%
1974 1.53% 3.67%
1973 1.5% 3.67%
1972 1.53% 3.63%
1971 1.6% 3.55%
1970 1.67% 3.5%
1969 1.75% 3.45%
1968 1.85% 3.29%
1967 1.96% 3.15%
1966 2.1% 3.11%
1965 2.26% 3.08%
1964 2.44% 3.04%
1963 2.64% 2.97%
1962 2.88% 2.94%
1961 0.06% 2.89%

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/tanzania | CC BY

In 2024, the population of Mauritius declined by 0.23%, while Tanzania's population grew by 2.92%.

Live population counters

Mauritius Tanzania
Current population
1240121
73145892
Population rank 157/197 20/197
Percent of world population 0.01% 0.88%
One net population change
3.05 hours
16.2 seconds
One birth every
41.3 minutes
13.4 seconds
One death every
44.8 minutes
1.36 minutes
Daily growth/decline -8 +5,322
Annual growth/decline -2,868 +1,942,551
Annual growth/decline rate -0.23% +2.92%
Population growth rate rank 178/197 18/197
One migration net change every
3.16 hours
41.4 minutes
Annual migration change -2,784 -12,730
Net migration rank 103/196 139/196
Foreign-born residents 29,142 462,371
Foreign-born residents rank 165/195 83/195
Foreign-born share of population 2.3% 0.7%
Foreign-born share rank 129/195 167/195

Natural population change vs migration

Mauritius
Natural

Migration
Tanzania
Natural

Migration
1x
Year Population change
Mauritius Tanzania
Natural Migration Natural Migration
2025 - -2,784 - -12,730
2024 - -2,787 - -29,865
2023 999 -2,824 1,960,623 -39,388
2022 -757 -2,824 1,927,960 -37,557
2021 -253 -4,324 1,880,137 -7,704
2020 2,405 -5,895 1,861,377 -18,587
2019 1,773 -5,202 1,816,669 -63,602
2018 2,151 -5,084 1,777,852 -55,444
2017 3,415 -5,322 1,726,909 119,142
2016 2,906 -4,483 1,659,502 152,194
2015 3,031 -3,645 1,592,882 201,495
2014 3,657 -3,691 1,565,630 -21,083
2013 4,281 -3,617 1,509,008 1,241
2012 5,149 -3,663 1,439,325 -49,875
2011 5,511 -2,465 1,384,886 -84,546
2010 5,877 -2,624 1,363,477 -122,020
2009 6,113 -2,467 1,332,015 -324,478
2008 7,465 -2,589 1,303,728 -184,816
2007 8,429 -2,642 1,278,285 -126,793
2006 8,515 -2,757 1,257,927 -128,231
2005 10,195 -2,840 1,224,165 -128,251
2004 10,745 -3,001 1,175,379 -126,490
2003 10,799 -3,141 1,118,435 -127,101
2002 11,685 -3,150 1,063,195 -118,047
2001 11,723 -3,225 1,026,242 -125,375
2000 12,224 -2,326 985,185 -9,701
1999 12,341 -1,463 948,659 -4,489
1998 11,489 -1,292 920,806 -105,184
1997 11,943 -1,199 882,544 -13,400
1996 13,041 -1,092 868,524 -473,007
1995 13,020 -1,144 838,980 -109,971
1994 14,355 -1,112 803,953 349,348
1993 14,814 -1,189 778,044 288,004
1992 15,833 -1,254 767,961 -83,825
1991 15,091 -1,333 762,011 -91,851
1990 15,564 -1,938 750,825 -80,529
1989 14,718 -2,463 743,854 -71,268
1988 14,084 -1,399 736,551 -71,012
1987 13,262 -300 718,580 94,498
1986 12,340 852 705,677 24,101
1985 12,451 615 697,867 86,864
1984 13,665 -258 687,435 -26,938
1983 14,525 -1,756 679,720 58,161
1982 15,880 -2,226 662,627 -37,883
1981 18,334 -1,559 645,496 -42,485
1980 19,321 -1,739 629,444 -42,588
1979 19,282 -2,363 613,388 -4,792
1978 18,670 -3,129 595,024 27,307
1977 16,769 -3,749 574,938 49,997
1976 16,407 -3,807 553,617 54,875
1975 15,342 -3,869 533,906 53,290
1974 17,561 -4,908 515,152 51,127
1973 13,145 -2,144 488,429 48,363
1972 14,825 -2,408 467,305 57,489
1971 15,441 -960 449,014 41,900
1970 16,190 -1,281 427,988 38,635
1969 15,761 -674 408,322 37,006
1968 17,884 -2,445 389,467 34,455
1967 17,560 -1,257 374,763 5,265
1966 20,758 -4,123 360,229 5,049
1965 20,482 -3,597 343,456 4,742
1964 22,239 -4,850 328,527 9,090
1963 22,069 -5,236 314,644 4,333
1962 20,660 -6,107 300,663 3,916
1961 20,355 -8,984 286,839 8,338
1960 19,931 -7,083 275,814 1,946

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

GeoRank.org/population/mauritius/tanzania | 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 Tanzania 98.7% is from natural causes (a gain of 17,769,541 people) and 1.27% is from migration (a gain of 229,466 people).

As of 2024, 29,142 residents or 2.3% of the population were not native-born in Mauritius, compared to 462,371 people or 0.7% in Tanzania.

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
Tanzania
City Population
Dar es Salaam 4.72M
Zanzibar 710K
Mwanza 706K
Mbeya 542K
Arusha 416K
Tanga 221K
Dodoma 214K
Morogoro 207K
Moshi 145K
Stone Town 18K

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/tanzania | 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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