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

Updated on by Georank team

The latest officially reported population of Ireland was 5,395,790 in 2024 vs 68,560,157 people in Tanzania in 2024. In 2026, based on the adjusted UN estimation, the current Ireland's population is 5,518,360 people compared to 73,145,892 in Tanzania.

Population statistics:

  • Tanzania's population is 13.3 times bigger than Ireland's.
  • Ireland is ranked the 121st most populous country in the world, while Tanzania is the 20th.
  • The countries together account for 0.95% of the world: 0.07% for Ireland vs 0.88% for Tanzania.
  • For the last 10 years, Ireland has had an average growth rate of +1.41% per year vs +3.13% in Tanzania.
  • Since 2006, the population of Ireland has increased from 4.27M people to 5.52M (29.1% growth), while Tanzania has grown from 40.3M to 73.1M (81.5% growth).

Ireland vs Tanzania: population by year and forecast

Ireland
Factual

Projection
Tanzania
Factual

Projection
1x
Year Population
Ireland Tanzania
2100 5,468,791 265,496,854
2099 5,493,162 263,162,785
2098 5,516,999 260,809,535
2097 5,540,157 258,412,520
2096 5,562,811 255,996,677
2095 5,583,505 253,567,416
2094 5,603,538 251,119,386
2093 5,623,266 248,628,881
2092 5,642,437 246,107,108
2091 5,661,268 243,557,182
2090 5,680,076 241,002,065
2089 5,697,512 238,416,591
2088 5,714,108 235,797,530
2087 5,729,431 233,167,455
2086 5,743,405 230,496,041
2085 5,757,666 227,800,292
2084 5,771,610 225,111,530
2083 5,785,324 222,421,279
2082 5,798,037 219,718,263
2081 5,809,262 216,995,478
2080 5,821,598 214,255,926
2079 5,836,731 211,486,253
2078 5,851,937 208,708,063
2077 5,867,627 205,918,120
2076 5,883,876 203,106,125
2075 5,900,200 200,297,474
2074 5,917,659 197,468,017
2073 5,934,975 194,642,633
2072 5,952,211 191,824,103
2071 5,969,279 188,992,017
2070 5,986,770 186,152,377
2069 6,003,570 183,311,218
2068 6,019,937 180,475,586
2067 6,035,810 177,639,469
2066 6,051,604 174,803,090
2065 6,066,791 171,913,445
2064 6,081,606 169,064,549
2063 6,094,455 166,217,933
2062 6,106,325 163,370,044
2061 6,118,587 160,537,159
2060 6,131,482 157,722,273
2059 6,143,979 154,920,005
2058 6,153,447 152,120,539
2057 6,161,059 149,325,489
2056 6,164,047 146,519,472
2055 6,168,611 143,736,540
2054 6,169,455 140,983,905
2053 6,169,673 138,262,668
2052 6,167,591 135,553,723
2051 6,164,894 132,851,383
2050 6,159,756 130,157,751
2049 6,151,623 127,495,278
2048 6,140,272 124,821,109
2047 6,128,245 122,158,290
2046 6,115,454 119,522,516
2045 6,099,562 116,914,785
2044 6,081,384 114,329,740
2043 6,062,477 111,776,234
2042 6,041,683 109,241,835
2041 6,017,573 106,748,632
2040 5,992,311 104,272,418
2039 5,967,604 101,814,304
2038 5,940,474 99,380,232
2037 5,912,327 96,983,729
2036 5,884,159 94,601,865
2035 5,855,902 92,257,269
2034 5,825,178 89,929,444
2033 5,792,751 87,654,982
2032 5,757,842 85,409,993
2031 5,721,671 83,180,507
2030 5,684,420 80,997,163
2029 5,644,008 78,838,461
2028 5,600,083 76,730,649
2027 5,553,725 74,647,063
2026 5,505,248 72,589,279
2025 5,452,752 70,552,589
2024 5,395,790 68,560,157
2023 5,311,538 66,617,606
2022 5,212,836 64,711,821
2021 5,110,585 62,830,412
2020 5,039,747 60,972,798
2019 4,976,456 59,174,891
2018 4,898,022 57,437,145
2017 4,827,445 55,652,890
2016 4,762,722 53,824,013
2015 4,701,957 52,020,962
2014 4,657,740 50,351,512
2013 4,623,816 48,824,128
2012 4,599,533 47,374,260
2011 4,580,084 46,029,367
2010 4,560,155 44,758,488
2009 4,535,375 43,633,982
2008 4,489,544 42,570,728
2007 4,398,942 41,435,512
2006 4,273,591 40,294,902
2005 4,159,914 39,182,076
2004 4,070,262 38,109,668
2003 3,996,521 37,089,555
2002 3,931,947 36,121,304
2001 3,866,243 35,198,299
2000 3,805,174 34,260,139
1999 3,754,786 33,300,330
1998 3,712,696 32,420,458
1997 3,674,171 31,578,089
1996 3,637,510 30,945,762
1995 3,608,841 30,383,497
1994 3,590,386 29,442,356
1993 3,576,261 28,332,692
1992 3,558,430 27,457,588
1991 3,534,235 26,780,436
1990 3,513,974 26,110,207
1989 3,511,009 25,438,759
1988 3,524,949 24,769,686
1987 3,540,057 24,030,378
1986 3,539,690 23,258,959
1985 3,538,082 22,501,693
1984 3,532,423 21,779,066
1983 3,510,600 21,079,874
1982 3,485,800 20,398,571
1981 3,453,000 19,784,703
1980 3,412,800 19,189,769
1979 3,373,750 18,592,038
1978 3,329,100 17,976,566
1977 3,282,200 17,352,929
1976 3,238,050 16,736,211
1975 3,189,550 16,138,361
1974 3,137,500 15,561,630
1973 3,085,950 15,010,101
1972 3,036,850 14,479,308
1971 2,992,050 13,971,451
1970 2,957,250 13,492,677
1969 2,932,650 13,036,700
1968 2,915,550 12,602,076
1967 2,902,450 12,200,109
1966 2,888,800 11,827,459
1965 2,877,300 11,470,728
1964 2,866,550 11,127,826
1963 2,852,650 10,799,528
1962 2,836,050 10,487,756
1961 2,824,400 10,187,886
1960 2,828,600 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/ireland/tanzania | CC BY

From 2006 to 2016, the population of Ireland increased by 489,131 people (a 11.4% growth), while Tanzania gained 13,529,111 people (a 33.6% growth).

For the next 10 years, from 2016 to 2026, Ireland gained 755,638 people (a 15.9% growth), while Tanzania's population increased by 19,321,879 people (a 35.9% growth).

Ireland was ranked 121st most populous country in 2006 and is still 121st 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) Ireland's population will grow by 11.6% to 6,159,756 people with a rank change from 121st to 119th. The population of Tanzania will increase by 77.9% to 130,157,751 people and rank change from 20th to 15th.

Ireland is projected to reach its peak in 2053 at 6.17M people compared to the peak of 265M people in 2100 for Tanzania.

Population growth rate by year

Ireland
Factual

Projection
Tanzania
Factual

Projection
1x
Year Growth rate
Ireland Tanzania
2100 -0.44% 0.89%
2099 -0.43% 0.9%
2098 -0.42% 0.93%
2097 -0.41% 0.94%
2096 -0.37% 0.96%
2095 -0.36% 0.97%
2094 -0.35% 1%
2093 -0.34% 1.02%
2092 -0.33% 1.05%
2091 -0.33% 1.06%
2090 -0.31% 1.08%
2089 -0.29% 1.11%
2088 -0.27% 1.13%
2087 -0.24% 1.16%
2086 -0.25% 1.18%
2085 -0.24% 1.19%
2084 -0.24% 1.21%
2083 -0.22% 1.23%
2082 -0.19% 1.25%
2081 -0.21% 1.28%
2080 -0.26% 1.31%
2079 -0.26% 1.33%
2078 -0.27% 1.35%
2077 -0.28% 1.38%
2076 -0.28% 1.4%
2075 -0.3% 1.43%
2074 -0.29% 1.45%
2073 -0.29% 1.47%
2072 -0.29% 1.5%
2071 -0.29% 1.53%
2070 -0.28% 1.55%
2069 -0.27% 1.57%
2068 -0.26% 1.6%
2067 -0.26% 1.62%
2066 -0.25% 1.68%
2065 -0.24% 1.69%
2064 -0.21% 1.71%
2063 -0.19% 1.74%
2062 -0.2% 1.76%
2061 -0.21% 1.78%
2060 -0.2% 1.81%
2059 -0.15% 1.84%
2058 -0.12% 1.87%
2057 -0.05% 1.92%
2056 -0.07% 1.94%
2055 -0.01% 1.95%
2054 -0.004% 1.97%
2053 0.03% 2%
2052 0.04% 2.03%
2051 0.08% 2.07%
2050 0.13% 2.09%
2049 0.18% 2.14%
2048 0.2% 2.18%
2047 0.21% 2.21%
2046 0.26% 2.23%
2045 0.3% 2.26%
2044 0.31% 2.28%
2043 0.34% 2.32%
2042 0.4% 2.34%
2041 0.42% 2.37%
2040 0.41% 2.41%
2039 0.46% 2.45%
2038 0.48% 2.47%
2037 0.48% 2.52%
2036 0.48% 2.54%
2035 0.53% 2.59%
2034 0.56% 2.59%
2033 0.61% 2.63%
2032 0.63% 2.68%
2031 0.66% 2.7%
2030 0.72% 2.74%
2029 0.78% 2.75%
2028 0.83% 2.79%
2027 0.88% 2.83%
2026 0.96% 2.89%
2025 1.06% 2.91%
2024 1.59% 2.92%
2023 1.89% 2.95%
2022 2% 2.99%
2021 1.41% 3.05%
2020 1.27% 3.04%
2019 1.6% 3.03%
2018 1.46% 3.21%
2017 1.36% 3.4%
2016 1.29% 3.47%
2015 0.95% 3.32%
2014 0.73% 3.13%
2013 0.53% 3.06%
2012 0.42% 2.92%
2011 0.44% 2.84%
2010 0.55% 2.58%
2009 1.02% 2.5%
2008 2.06% 2.74%
2007 2.93% 2.83%
2006 2.73% 2.84%
2005 2.2% 2.81%
2004 1.85% 2.75%
2003 1.64% 2.68%
2002 1.7% 2.62%
2001 1.6% 2.74%
2000 1.34% 2.88%
1999 1.13% 2.71%
1998 1.05% 2.67%
1997 1.01% 2.04%
1996 0.79% 1.85%
1995 0.51% 3.2%
1994 0.39% 3.92%
1993 0.5% 3.19%
1992 0.68% 2.53%
1991 0.58% 2.57%
1990 0.08% 2.64%
1989 -0.4% 2.7%
1988 -0.43% 3.08%
1987 0.01% 3.32%
1986 0.05% 3.37%
1985 0.16% 3.32%
1984 0.62% 3.32%
1983 0.71% 3.34%
1982 0.95% 3.1%
1981 1.18% 3.1%
1980 1.16% 3.21%
1979 1.34% 3.42%
1978 1.43% 3.59%
1977 1.36% 3.68%
1976 1.52% 3.7%
1975 1.66% 3.71%
1974 1.67% 3.67%
1973 1.62% 3.67%
1972 1.5% 3.63%
1971 1.18% 3.55%
1970 0.84% 3.5%
1969 0.59% 3.45%
1968 0.45% 3.29%
1967 0.47% 3.15%
1966 0.4% 3.11%
1965 0.38% 3.08%
1964 0.49% 3.04%
1963 0.59% 2.97%
1962 0.41% 2.94%
1961 -0.15% 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/ireland/tanzania | CC BY

In 2024, the population of Ireland grew by 1.59%, while Tanzania's population grew by 2.92%.

Live population counters

Ireland Tanzania
Current population
5518360
73145892
Population rank 121/197 20/197
Percent of world population 0.07% 0.88%
One net population change
6.24 minutes
16.2 seconds
One birth every
9.61 minutes
13.4 seconds
One death every
15 minutes
1.36 minutes
Daily growth/decline +231 +5,322
Annual growth/decline +84,252 +1,942,551
Annual growth/decline rate +1.59% +2.92%
Population growth rate rank 68/197 18/197
One migration net change every
14.9 minutes
41.4 minutes
Annual migration change +35,417 -12,730
Net migration rank 27/196 139/196
Foreign-born residents 1,216,237 462,371
Foreign-born residents rank 52/195 83/195
Foreign-born share of population 23.1% 0.7%
Foreign-born share rank 25/195 167/195

Natural population change vs migration

Ireland
Natural

Migration
Tanzania
Natural

Migration
1x
Year Population change
Ireland Tanzania
Natural Migration Natural Migration
2025 - 35,417 - -12,730
2024 - 39,059 - -29,865
2023 19,652 43,873 1,960,623 -39,388
2022 19,287 93,535 1,927,960 -37,557
2021 26,064 27,419 1,880,137 -7,704
2020 23,687 15,746 1,861,377 -18,587
2019 28,365 29,663 1,816,669 -63,602
2018 29,878 33,387 1,777,852 -55,444
2017 31,379 28,883 1,726,909 119,142
2016 33,339 18,967 1,659,502 152,194
2015 35,265 13,376 1,592,882 201,495
2014 37,728 448 1,565,630 -21,083
2013 39,302 -12,309 1,509,008 1,241
2012 42,775 -22,411 1,439,325 -49,875
2011 45,801 -26,529 1,384,886 -84,546
2010 47,426 -26,974 1,363,477 -122,020
2009 47,168 -18,524 1,332,015 -324,478
2008 46,691 18,979 1,303,728 -184,816
2007 43,109 76,465 1,278,285 -126,793
2006 36,752 94,513 1,257,927 -128,231
2005 33,279 63,983 1,224,165 -128,251
2004 33,376 49,102 1,175,379 -126,490
2003 32,372 32,220 1,118,435 -127,101
2002 31,062 34,286 1,063,195 -118,047
2001 27,837 39,220 1,026,242 -125,375
2000 23,592 31,298 985,185 -9,701
1999 21,402 23,592 948,659 -4,489
1998 22,277 16,615 920,806 -105,184
1997 21,311 17,425 882,544 -13,400
1996 18,915 9,959 868,524 -473,007
1995 16,601 10,019 838,980 -109,971
1994 17,234 -3,118 803,953 349,348
1993 17,166 -3,762 778,044 288,004
1992 20,283 1,335 767,961 -83,825
1991 21,206 4,944 762,011 -91,851
1990 21,787 -8,203 750,825 -80,529
1989 20,012 -28,752 743,854 -71,268
1988 22,912 -44,020 736,551 -71,012
1987 26,904 -38,426 718,580 94,498
1986 27,963 -21,139 705,677 24,101
1985 29,013 -16,178 697,867 86,864
1984 31,791 -15,549 687,435 -26,938
1983 34,053 -15,043 679,720 58,161
1982 38,344 -14,464 662,627 -37,883
1981 39,364 -10,834 645,496 -42,485
1980 40,612 -2,876 629,444 -42,588
1979 38,798 1,486 613,388 -4,792
1978 36,288 15,543 595,024 27,307
1977 35,448 14,505 574,938 49,997
1976 33,676 14,200 553,617 54,875
1975 34,128 13,828 533,906 53,290
1974 34,199 13,482 515,152 51,127
1973 34,562 13,164 488,429 48,363
1972 34,316 12,858 467,305 57,489
1971 35,606 5,851 449,014 41,900
1970 30,756 -8,892 427,988 38,635
1969 29,326 -10,250 408,322 37,006
1968 27,697 -11,132 389,467 34,455
1967 29,895 -11,708 374,763 5,265
1966 26,866 -11,858 360,229 5,049
1965 30,500 -14,016 343,456 4,742
1964 31,532 -15,640 328,527 9,090
1963 29,667 -16,615 314,644 4,333
1962 28,077 -17,438 300,663 3,916
1961 25,137 -22,237 286,839 8,338
1960 28,286 -38,492 275,814 1,946

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

GeoRank.org/population/ireland/tanzania | CC BY

Over the last 10 years, 48.2% of the population change in Ireland is from natural causes (a gain of 284,644 people) and 51.8% is from migration (a gain of 305,297 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, 1,216,237 residents or 23.1% of the population were not native-born in Ireland, compared to 462,371 people or 0.7% in Tanzania.

Biggest cities by population

Ireland
City Population
Dublin 593K
Cork 222K
Galway 83.5K
Limerick 62.7K
Waterford 48.4K
Drogheda 41K
Swords 40.8K
Dundalk 39K
Tralee 26.1K
Kilkenny 22.2K
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/ireland/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. Wikidata (2026, retrieved 2026-02-08)
  5. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)

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