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

Updated on by Georank

The latest officially reported population of Ireland was 5,484,367 in 2025 vs 5,315,065 people in Mauritania in 2025. In 2026, based on the adjusted UN estimation, the current Ireland's population is 5,562,212 people compared to 5,539,189 in Mauritania.

Population statistics:

  • Ireland's population is 1 times bigger than Mauritania's.
  • Ireland is ranked the 122nd most populous country in the world, while Mauritania is the 123rd.
  • The countries together account for 0.13% of the world: 0.07% for Ireland vs 0.07% for Mauritania.
  • For the last 10 years, Ireland has had an average growth rate of +1.5% per year vs +2.98% in Mauritania.
  • Since 2006, the population of Ireland has increased from 4.27M people to 5.56M (30.2% growth), while Mauritania has grown from 3.01M to 5.54M (83.8% growth).

Ireland vs Mauritania: population by year and forecast

Ireland
Factual

Projection
Mauritania
Factual

Projection
1x
Year Population
Ireland Mauritania
2100 5,500,499 17,302,938
2099 5,525,011 17,195,692
2098 5,548,986 17,083,078
2097 5,572,279 16,968,365
2096 5,595,064 16,850,394
2095 5,615,877 16,732,430
2094 5,636,027 16,610,512
2093 5,655,870 16,485,880
2092 5,675,151 16,359,440
2091 5,694,092 16,229,167
2090 5,713,009 16,097,149
2089 5,730,546 15,962,562
2088 5,747,238 15,824,899
2087 5,762,650 15,683,760
2086 5,776,705 15,541,281
2085 5,791,049 15,397,701
2084 5,805,074 15,251,533
2083 5,818,867 15,102,125
2082 5,831,653 14,952,194
2081 5,842,944 14,799,309
2080 5,855,351 14,645,548
2079 5,870,572 14,490,500
2078 5,885,866 14,331,284
2077 5,901,647 14,170,045
2076 5,917,991 14,007,555
2075 5,934,408 13,843,393
2074 5,951,970 13,678,579
2073 5,969,385 13,512,182
2072 5,986,721 13,343,946
2071 6,003,888 13,172,876
2070 6,021,481 13,002,521
2069 6,038,378 12,830,090
2068 6,054,840 12,657,711
2067 6,070,805 12,482,299
2066 6,086,691 12,306,495
2065 6,101,966 12,131,679
2064 6,116,867 11,954,090
2063 6,129,790 11,778,351
2062 6,141,729 11,601,323
2061 6,154,062 11,424,089
2060 6,167,032 11,246,850
2059 6,179,602 11,067,732
2058 6,189,124 10,887,645
2057 6,196,781 10,709,500
2056 6,199,786 10,532,648
2055 6,204,376 10,354,318
2054 6,205,225 10,175,517
2053 6,205,444 9,995,645
2052 6,203,350 9,815,104
2051 6,200,637 9,635,288
2050 6,195,469 9,457,400
2049 6,187,289 9,279,576
2048 6,175,872 9,100,595
2047 6,163,776 8,923,220
2046 6,150,911 8,745,286
2045 6,134,927 8,568,910
2044 6,116,643 8,393,773
2043 6,097,627 8,218,850
2042 6,076,713 8,044,865
2041 6,052,462 7,873,599
2040 6,027,054 7,703,561
2039 6,002,204 7,534,623
2038 5,974,917 7,366,187
2037 5,946,606 7,199,542
2036 5,918,275 7,033,866
2035 5,889,854 6,869,186
2034 5,858,952 6,705,635
2033 5,826,337 6,543,505
2032 5,791,225 6,383,229
2031 5,754,845 6,225,030
2030 5,717,377 6,068,395
2029 5,676,731 5,914,109
2028 5,632,552 5,761,715
2027 5,585,925 5,611,635
2026 5,537,167 5,462,675
2025 5,484,367 5,315,065
2024 5,395,790 5,169,395
2023 5,311,538 5,022,441
2022 5,212,836 4,875,637
2021 5,110,585 4,734,874
2020 5,039,747 4,600,131
2019 4,976,456 4,467,708
2018 4,898,022 4,337,685
2017 4,827,445 4,210,600
2016 4,762,722 4,086,657
2015 4,701,957 3,965,959
2014 4,657,740 3,848,514
2013 4,623,816 3,734,318
2012 4,599,533 3,619,034
2011 4,580,084 3,502,811
2010 4,560,155 3,390,965
2009 4,535,375 3,284,448
2008 4,489,544 3,183,269
2007 4,398,942 3,093,059
2006 4,273,591 3,013,660
2005 4,159,914 2,939,059
2004 4,070,262 2,868,664
2003 3,996,521 2,802,046
2002 3,931,947 2,738,655
2001 3,866,243 2,678,760
2000 3,805,174 2,613,441
1999 3,754,786 2,541,698
1998 3,712,696 2,474,651
1997 3,674,171 2,411,306
1996 3,637,510 2,358,188
1995 3,608,841 2,312,017
1994 3,590,386 2,249,454
1993 3,576,261 2,174,328
1992 3,558,430 2,088,135
1991 3,534,235 2,009,738
1990 3,513,974 1,951,878
1989 3,511,009 1,903,048
1988 3,524,949 1,855,859
1987 3,540,057 1,803,014
1986 3,539,690 1,751,835
1985 3,538,082 1,702,107
1984 3,532,423 1,653,693
1983 3,510,600 1,606,746
1982 3,485,800 1,561,176
1981 3,453,000 1,516,877
1980 3,412,800 1,474,043
1979 3,373,750 1,432,758
1978 3,329,100 1,392,713
1977 3,282,200 1,353,768
1976 3,238,050 1,315,336
1975 3,189,550 1,277,330
1974 3,137,500 1,240,188
1973 3,085,950 1,203,838
1972 3,036,850 1,168,355
1971 2,992,050 1,133,702
1970 2,957,250 1,099,806
1969 2,932,650 1,066,754
1968 2,915,550 1,034,739
1967 2,902,450 1,003,843
1966 2,888,800 974,157
1965 2,877,300 945,838
1964 2,866,550 918,955
1963 2,852,650 893,423
1962 2,836,050 869,184
1961 2,824,400 846,167
1960 2,828,600 824,298

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/ireland/mauritania | CC BY

From 2006 to 2016, the population of Ireland increased by 489,131 people (a 11.4% growth), while Mauritania gained 1,072,997 people (a 35.6% growth).

For the next 10 years, from 2016 to 2026, Ireland gained 799,490 people (a 16.8% growth), while Mauritania's population increased by 1,452,532 people (a 35.5% growth).

Ireland was ranked 121st most populous country in 2006 and is 122nd 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) Ireland's population will grow by 11.4% to 6,195,469 people with a rank change from 122nd to 118th. The population of Mauritania will increase by 70.7% to 9,457,400 people and rank change from 123rd to 103rd.

Ireland is projected to reach its peak in 2053 at 6.21M people compared to the peak of 17.3M people in 2100 for Mauritania.

Population growth rate by year

Ireland
Factual

Projection
Mauritania
Factual

Projection
1x
Year Growth rate
Ireland Mauritania
2100 -0.44% 0.62%
2099 -0.43% 0.66%
2098 -0.42% 0.68%
2097 -0.41% 0.7%
2096 -0.37% 0.7%
2095 -0.36% 0.73%
2094 -0.35% 0.76%
2093 -0.34% 0.77%
2092 -0.33% 0.8%
2091 -0.33% 0.82%
2090 -0.31% 0.84%
2089 -0.29% 0.87%
2088 -0.27% 0.9%
2087 -0.24% 0.92%
2086 -0.25% 0.93%
2085 -0.24% 0.96%
2084 -0.24% 0.99%
2083 -0.22% 1%
2082 -0.19% 1.03%
2081 -0.21% 1.05%
2080 -0.26% 1.07%
2079 -0.26% 1.11%
2078 -0.27% 1.14%
2077 -0.28% 1.16%
2076 -0.28% 1.19%
2075 -0.3% 1.2%
2074 -0.29% 1.23%
2073 -0.29% 1.26%
2072 -0.29% 1.3%
2071 -0.29% 1.31%
2070 -0.28% 1.34%
2069 -0.27% 1.36%
2068 -0.26% 1.41%
2067 -0.26% 1.43%
2066 -0.25% 1.44%
2065 -0.24% 1.49%
2064 -0.21% 1.49%
2063 -0.19% 1.53%
2062 -0.2% 1.55%
2061 -0.21% 1.58%
2060 -0.2% 1.62%
2059 -0.15% 1.65%
2058 -0.12% 1.66%
2057 -0.05% 1.68%
2056 -0.07% 1.72%
2055 -0.01% 1.76%
2054 -0.004% 1.8%
2053 0.03% 1.84%
2052 0.04% 1.87%
2051 0.08% 1.88%
2050 0.13% 1.92%
2049 0.18% 1.97%
2048 0.2% 1.99%
2047 0.21% 2.03%
2046 0.26% 2.06%
2045 0.3% 2.09%
2044 0.31% 2.13%
2043 0.34% 2.16%
2042 0.4% 2.18%
2041 0.42% 2.21%
2040 0.41% 2.24%
2039 0.46% 2.29%
2038 0.48% 2.31%
2037 0.48% 2.36%
2036 0.48% 2.4%
2035 0.53% 2.44%
2034 0.56% 2.48%
2033 0.61% 2.51%
2032 0.63% 2.54%
2031 0.66% 2.58%
2030 0.72% 2.61%
2029 0.78% 2.64%
2028 0.83% 2.67%
2027 0.88% 2.73%
2026 0.96% 2.78%
2025 1.64% 2.82%
2024 1.59% 2.93%
2023 1.89% 3.01%
2022 2% 2.97%
2021 1.41% 2.93%
2020 1.27% 2.96%
2019 1.6% 3%
2018 1.46% 3.02%
2017 1.36% 3.03%
2016 1.29% 3.04%
2015 0.95% 3.05%
2014 0.73% 3.06%
2013 0.53% 3.19%
2012 0.42% 3.32%
2011 0.44% 3.3%
2010 0.55% 3.24%
2009 1.02% 3.18%
2008 2.06% 2.92%
2007 2.93% 2.63%
2006 2.73% 2.54%
2005 2.2% 2.45%
2004 1.85% 2.38%
2003 1.64% 2.31%
2002 1.7% 2.24%
2001 1.6% 2.5%
2000 1.34% 2.82%
1999 1.13% 2.71%
1998 1.05% 2.63%
1997 1.01% 2.25%
1996 0.79% 2%
1995 0.51% 2.78%
1994 0.39% 3.46%
1993 0.5% 4.13%
1992 0.68% 3.9%
1991 0.58% 2.96%
1990 0.08% 2.57%
1989 -0.4% 2.54%
1988 -0.43% 2.93%
1987 0.01% 2.92%
1986 0.05% 2.92%
1985 0.16% 2.93%
1984 0.62% 2.92%
1983 0.71% 2.92%
1982 0.95% 2.92%
1981 1.18% 2.91%
1980 1.16% 2.88%
1979 1.34% 2.88%
1978 1.43% 2.88%
1977 1.36% 2.92%
1976 1.52% 2.98%
1975 1.66% 2.99%
1974 1.67% 3.02%
1973 1.62% 3.04%
1972 1.5% 3.06%
1971 1.18% 3.08%
1970 0.84% 3.1%
1969 0.59% 3.09%
1968 0.45% 3.08%
1967 0.47% 3.05%
1966 0.4% 2.99%
1965 0.38% 2.93%
1964 0.49% 2.86%
1963 0.59% 2.79%
1962 0.41% 2.72%
1961 -0.15% 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/ireland/mauritania | CC BY

In 2025, the population of Ireland grew by 1.64%, while Mauritania's population grew by 2.82%.

Live population counters

Ireland Mauritania
Current population
5562212
5539189
Population rank 122/197 123/197
Percent of world population 0.07% 0.07%
One net population change
5.95 minutes
3.62 minutes
One birth every
9.74 minutes
2.99 minutes
One death every
15 minutes
18.8 minutes
Daily growth/decline +243 +399
Annual growth/decline +88,577 +145,670
Annual growth/decline rate +1.64% +2.82%
Population growth rate rank 64/197 18/197
One migration net change every
14.9 minutes
1.74 hours
Annual migration change +35,417 -5,044
Net migration rank 27/196 115/196
Foreign-born residents 1,216,237 195,937
Foreign-born residents rank 52/195 113/195
Foreign-born share of population 23.1% 3.8%
Foreign-born share rank 25/195 107/195

Natural population change vs migration

Ireland
Natural

Migration
Mauritania
Natural

Migration
1x
Year Population change
Ireland Mauritania
Natural Migration Natural Migration
2025 - 35,417 - -5,044
2024 18,885 39,059 147,927 -2,185
2023 19,652 43,873 145,164 2,999
2022 19,287 93,535 142,451 2,999
2021 26,064 27,419 137,557 -1,483
2020 23,687 15,746 134,899 -1,483
2019 28,365 29,663 134,460 -3,019
2018 29,878 33,387 131,584 -2,987
2017 31,379 28,883 128,562 -3,001
2016 33,339 18,967 125,342 -3,008
2015 35,265 13,376 122,092 -3,019
2014 37,728 448 118,792 -2,980
2013 39,302 -12,309 115,558 -2,987
2012 42,775 -22,411 113,489 4,515
2011 45,801 -26,529 111,165 3,272
2010 47,426 -26,974 108,121 1,128
2009 47,168 -18,524 105,273 -1,481
2008 46,691 18,979 102,432 -3,860
2007 43,109 76,465 98,895 -17,048
2006 36,752 94,513 94,991 -18,033
2005 33,279 63,983 90,940 -18,693
2004 33,376 49,102 87,578 -19,042
2003 32,372 32,220 83,804 -19,104
2002 31,062 34,286 80,993 -18,903
2001 27,837 39,220 78,769 -21,067
2000 23,592 31,298 75,929 -2,997
1999 21,402 23,592 73,554 -2,999
1998 22,277 16,615 72,045 -8,504
1997 21,311 17,425 71,327 -8,187
1996 18,915 9,959 71,939 -28,840
1995 16,601 10,019 72,244 -22,997
1994 17,234 -3,118 70,570 5,304
1993 17,166 -3,762 68,167 6,217
1992 20,283 1,335 63,501 34,505
1991 21,206 4,944 61,782 -2,997
1990 21,787 -8,203 59,934 -3,000
1989 20,012 -28,752 58,666 -17,941
1988 22,912 -44,020 56,654 -2,997
1987 26,904 -38,426 55,037 -2,998
1986 27,963 -21,139 53,313 -2,998
1985 29,013 -16,178 52,125 -2,998
1984 31,791 -15,549 50,705 -2,998
1983 34,053 -15,043 49,187 -2,998
1982 38,344 -14,464 47,947 -2,998
1981 39,364 -10,834 46,641 -2,998
1980 40,612 -2,876 45,026 -2,997
1979 38,798 1,486 43,537 -2,997
1978 36,288 15,543 42,539 -2,998
1977 35,448 14,505 41,352 -2,999
1976 33,676 14,200 40,149 -1,645
1975 34,128 13,828 38,975 -1,472
1974 34,199 13,482 38,106 -1,321
1973 34,562 13,164 37,122 -1,201
1972 34,316 12,858 36,184 -1,139
1971 35,606 5,851 35,279 -1,014
1970 30,756 -8,892 34,382 -855
1969 29,326 -10,250 33,252 -688
1968 27,697 -11,132 32,029 -565
1967 29,895 -11,708 30,853 -514
1966 26,866 -11,858 29,502 -466
1965 30,500 -14,016 28,028 -434
1964 31,532 -15,640 26,565 -390
1963 29,667 -16,615 25,250 -362
1962 28,077 -17,438 23,927 -342
1961 25,137 -22,237 22,781 -332
1960 28,286 -38,492 21,604 -318

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

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

Over the last 10 years, 43.6% of the population change in Ireland is from natural causes (a gain of 265,801 people) and 56.4% is from migration (a gain of 343,908 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, 1,216,237 residents or 23.1% of the population were not native-born in Ireland, compared to 195,937 people or 3.8% in Mauritania.

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
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/ireland/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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