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

Updated on by Georank team

The latest officially reported population of Ireland was 5,395,790 in 2024 vs 5,422,069 people in Slovakia in 2024. In 2026, based on the adjusted UN estimation, the current Ireland's population is 5,518,360 people compared to 5,359,438 in Slovakia.

Population statistics:

  • Ireland's population is 1.03 times bigger than Slovakia's.
  • Ireland is ranked the 121st most populous country in the world, while Slovakia is the 125th.
  • The countries together account for 0.13% of the world: 0.07% for Ireland vs 0.06% for Slovakia.
  • For the last 10 years, Ireland has had an average growth rate of +1.41% per year vs +0.01% in Slovakia.
  • Since 2006, the population of Ireland has increased from 4.27M people to 5.52M (29.1% growth), while Slovakia has declined from 5.37M to 5.36M (0.25% decline).

Ireland vs Slovakia: population by year and forecast

Ireland
Factual

Projection
Slovakia
Factual

Projection
1x
Year Population
Ireland Slovakia
2100 5,468,791 3,377,764
2099 5,493,162 3,399,869
2098 5,516,999 3,422,010
2097 5,540,157 3,444,161
2096 5,562,811 3,466,284
2095 5,583,505 3,488,595
2094 5,603,538 3,511,062
2093 5,623,266 3,533,742
2092 5,642,437 3,556,708
2091 5,661,268 3,580,021
2090 5,680,076 3,603,675
2089 5,697,512 3,627,811
2088 5,714,108 3,652,354
2087 5,729,431 3,677,451
2086 5,743,405 3,703,217
2085 5,757,666 3,729,670
2084 5,771,610 3,756,777
2083 5,785,324 3,784,617
2082 5,798,037 3,813,170
2081 5,809,262 3,842,528
2080 5,821,598 3,872,714
2079 5,836,731 3,903,653
2078 5,851,937 3,935,351
2077 5,867,627 3,967,981
2076 5,883,876 4,001,363
2075 5,900,200 4,035,465
2074 5,917,659 4,070,159
2073 5,934,975 4,105,475
2072 5,952,211 4,141,396
2071 5,969,279 4,177,582
2070 5,986,770 4,214,086
2069 6,003,570 4,250,775
2068 6,019,937 4,287,566
2067 6,035,810 4,324,173
2066 6,051,604 4,360,463
2065 6,066,791 4,396,562
2064 6,081,606 4,432,349
2063 6,094,455 4,467,634
2062 6,106,325 4,502,390
2061 6,118,587 4,536,423
2060 6,131,482 4,569,861
2059 6,143,979 4,602,562
2058 6,153,447 4,634,484
2057 6,161,059 4,665,491
2056 6,164,047 4,695,744
2055 6,168,611 4,725,147
2054 6,169,455 4,753,640
2053 6,169,673 4,781,680
2052 6,167,591 4,809,152
2051 6,164,894 4,836,056
2050 6,159,756 4,862,512
2049 6,151,623 4,888,649
2048 6,140,272 4,914,306
2047 6,128,245 4,939,719
2046 6,115,454 4,964,917
2045 6,099,562 4,989,905
2044 6,081,384 5,014,849
2043 6,062,477 5,039,628
2042 6,041,683 5,064,051
2041 6,017,573 5,088,319
2040 5,992,311 5,112,265
2039 5,967,604 5,135,696
2038 5,940,474 5,158,725
2037 5,912,327 5,181,188
2036 5,884,159 5,203,033
2035 5,855,902 5,224,142
2034 5,825,178 5,244,168
2033 5,792,751 5,263,308
2032 5,757,842 5,281,327
2031 5,721,671 5,298,206
2030 5,684,420 5,313,745
2029 5,644,008 5,327,761
2028 5,600,083 5,339,993
2027 5,553,725 5,350,648
2026 5,505,248 5,359,438
2025 5,452,752 5,396,894
2024 5,395,790 5,422,069
2023 5,311,538 5,426,740
2022 5,212,836 5,431,752
2021 5,110,585 5,447,247
2020 5,039,747 5,458,827
2019 4,976,456 5,454,147
2018 4,898,022 5,446,771
2017 4,827,445 5,439,232
2016 4,762,722 5,430,798
2015 4,701,957 5,423,801
2014 4,657,740 5,418,649
2013 4,623,816 5,413,393
2012 4,599,533 5,407,579
2011 4,580,084 5,398,384
2010 4,560,155 5,391,428
2009 4,535,375 5,386,406
2008 4,489,544 5,379,233
2007 4,398,942 5,374,622
2006 4,273,591 5,373,054
2005 4,159,914 5,372,807
2004 4,070,262 5,372,280
2003 3,996,521 5,373,374
2002 3,931,947 5,376,912
2001 3,866,243 5,378,867
2000 3,805,174 5,388,720
1999 3,754,786 5,396,020
1998 3,712,696 5,390,516
1997 3,674,171 5,383,291
1996 3,637,510 5,373,361
1995 3,608,841 5,361,999
1994 3,590,386 5,346,331
1993 3,576,261 5,325,305
1992 3,558,430 5,305,016
1991 3,534,235 5,303,294
1990 3,513,974 5,299,187
1989 3,511,009 5,275,942
1988 3,524,949 5,250,596
1987 3,540,057 5,222,840
1986 3,539,690 5,193,838
1985 3,538,082 5,161,768
1984 3,532,423 5,127,097
1983 3,510,600 5,091,971
1982 3,485,800 5,055,099
1981 3,453,000 5,016,105
1980 3,412,800 4,979,815
1979 3,373,750 4,938,973
1978 3,329,100 4,890,125
1977 3,282,200 4,840,501
1976 3,238,050 4,789,507
1975 3,189,550 4,739,105
1974 3,137,500 4,689,623
1973 3,085,950 4,641,445
1972 3,036,850 4,596,622
1971 2,992,050 4,557,449
1970 2,957,250 4,538,223
1969 2,932,650 4,518,607
1968 2,915,550 4,483,915
1967 2,902,450 4,449,367
1966 2,888,800 4,411,666
1965 2,877,300 4,370,983
1964 2,866,550 4,327,341
1963 2,852,650 4,282,017
1962 2,836,050 4,238,188
1961 2,824,400 4,191,667
1960 2,828,600 4,068,095

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/slovakia | CC BY

From 2006 to 2016, the population of Ireland increased by 489,131 people (a 11.4% growth), while Slovakia gained 57,744 people (a 1.07% growth).

For the next 10 years, from 2016 to 2026, Ireland gained 755,638 people (a 15.9% growth), while Slovakia's population decreased by 71,360 people (a 1.31% decline).

Ireland was ranked 121st most populous country in 2006 and is still 121st in 2026. Slovakia was ranked 110th in 2006 and ranked 125th 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 Slovakia will decrease by 9.27% to 4,862,512 people and rank change from 125th to 129th.

Ireland is projected to reach its peak in 2053 at 6.17M people, while Slovakia's population already peaked in 2020 at 5.46M people and is projected to decrease to 3.38M people by 2100.

Population growth rate by year

Ireland
Factual

Projection
Slovakia
Factual

Projection
1x
Year Growth rate
Ireland Slovakia
2100 -0.44% -0.65%
2099 -0.43% -0.65%
2098 -0.42% -0.64%
2097 -0.41% -0.64%
2096 -0.37% -0.64%
2095 -0.36% -0.64%
2094 -0.35% -0.64%
2093 -0.34% -0.65%
2092 -0.33% -0.65%
2091 -0.33% -0.66%
2090 -0.31% -0.67%
2089 -0.29% -0.67%
2088 -0.27% -0.68%
2087 -0.24% -0.7%
2086 -0.25% -0.71%
2085 -0.24% -0.72%
2084 -0.24% -0.74%
2083 -0.22% -0.75%
2082 -0.19% -0.76%
2081 -0.21% -0.78%
2080 -0.26% -0.79%
2079 -0.26% -0.81%
2078 -0.27% -0.82%
2077 -0.28% -0.83%
2076 -0.28% -0.85%
2075 -0.3% -0.85%
2074 -0.29% -0.86%
2073 -0.29% -0.87%
2072 -0.29% -0.87%
2071 -0.29% -0.87%
2070 -0.28% -0.86%
2069 -0.27% -0.86%
2068 -0.26% -0.85%
2067 -0.26% -0.83%
2066 -0.25% -0.82%
2065 -0.24% -0.81%
2064 -0.21% -0.79%
2063 -0.19% -0.77%
2062 -0.2% -0.75%
2061 -0.21% -0.73%
2060 -0.2% -0.71%
2059 -0.15% -0.69%
2058 -0.12% -0.66%
2057 -0.05% -0.64%
2056 -0.07% -0.62%
2055 -0.01% -0.6%
2054 -0.004% -0.59%
2053 0.03% -0.57%
2052 0.04% -0.56%
2051 0.08% -0.54%
2050 0.13% -0.53%
2049 0.18% -0.52%
2048 0.2% -0.51%
2047 0.21% -0.51%
2046 0.26% -0.5%
2045 0.3% -0.5%
2044 0.31% -0.49%
2043 0.34% -0.48%
2042 0.4% -0.48%
2041 0.42% -0.47%
2040 0.41% -0.46%
2039 0.46% -0.45%
2038 0.48% -0.43%
2037 0.48% -0.42%
2036 0.48% -0.4%
2035 0.53% -0.38%
2034 0.56% -0.36%
2033 0.61% -0.34%
2032 0.63% -0.32%
2031 0.66% -0.29%
2030 0.72% -0.26%
2029 0.78% -0.23%
2028 0.83% -0.2%
2027 0.88% -0.16%
2026 0.96% -0.69%
2025 1.06% -0.46%
2024 1.59% -0.09%
2023 1.89% -0.09%
2022 2% -0.28%
2021 1.41% -0.21%
2020 1.27% 0.09%
2019 1.6% 0.14%
2018 1.46% 0.14%
2017 1.36% 0.16%
2016 1.29% 0.13%
2015 0.95% 0.1%
2014 0.73% 0.1%
2013 0.53% 0.11%
2012 0.42% 0.17%
2011 0.44% 0.13%
2010 0.55% 0.09%
2009 1.02% 0.13%
2008 2.06% 0.09%
2007 2.93% 0.03%
2006 2.73% 0.005%
2005 2.2% 0.01%
2004 1.85% -0.02%
2003 1.64% -0.07%
2002 1.7% -0.04%
2001 1.6% -0.18%
2000 1.34% -0.14%
1999 1.13% 0.1%
1998 1.05% 0.13%
1997 1.01% 0.18%
1996 0.79% 0.21%
1995 0.51% 0.29%
1994 0.39% 0.39%
1993 0.5% 0.38%
1992 0.68% 0.03%
1991 0.58% 0.08%
1990 0.08% 0.44%
1989 -0.4% 0.48%
1988 -0.43% 0.53%
1987 0.01% 0.56%
1986 0.05% 0.62%
1985 0.16% 0.68%
1984 0.62% 0.69%
1983 0.71% 0.73%
1982 0.95% 0.78%
1981 1.18% 0.73%
1980 1.16% 0.83%
1979 1.34% 1%
1978 1.43% 1.03%
1977 1.36% 1.06%
1976 1.52% 1.06%
1975 1.66% 1.06%
1974 1.67% 1.04%
1973 1.62% 0.98%
1972 1.5% 0.86%
1971 1.18% 0.42%
1970 0.84% 0.43%
1969 0.59% 0.77%
1968 0.45% 0.78%
1967 0.47% 0.85%
1966 0.4% 0.93%
1965 0.38% 1.01%
1964 0.49% 1.06%
1963 0.59% 1.03%
1962 0.41% 1.11%
1961 -0.15% 3.04%

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/slovakia | CC BY

In 2024, the population of Ireland grew by 1.59%, while Slovakia's population declined by 0.09%.

Live population counters

Ireland Slovakia
Current population
5518360
5359438
Population rank 121/197 125/197
Percent of world population 0.07% 0.06%
One net population change
6.24 minutes
1.88 hours
One birth every
9.61 minutes
10.8 minutes
One death every
15 minutes
9.69 minutes
Daily growth/decline +231 -13
Annual growth/decline +84,252 -4,671
Annual growth/decline rate +1.59% -0.09%
Population growth rate rank 68/197 172/197
One migration net change every
14.9 minutes
16.8 minutes
Annual migration change +35,417 -31,377
Net migration rank 27/196 166/196
Foreign-born residents 1,216,237 323,991
Foreign-born residents rank 52/195 96/195
Foreign-born share of population 23.1% 5.9%
Foreign-born share rank 25/195 88/195

Natural population change vs migration

Ireland
Natural

Migration
Slovakia
Natural

Migration
1x
Year Population change
Ireland Slovakia
Natural Migration Natural Migration
2025 - 35,417 - -31,377
2024 - 39,059 - -21,027
2023 19,652 43,873 -5,427 4,933
2022 19,287 93,535 -7,062 92,314
2021 26,064 27,419 -16,886 -8,172
2020 23,687 15,746 -2,184 4,350
2019 28,365 29,663 3,818 3,128
2018 29,878 33,387 3,268 3,446
2017 31,379 28,883 4,351 3,279
2016 33,339 18,967 5,431 3,487
2015 35,265 13,376 2,170 2,549
2014 37,728 448 3,793 -1,158
2013 39,302 -12,309 2,707 -1,181
2012 42,775 -22,411 3,245 871
2011 45,801 -26,529 9,177 -2,392
2010 47,426 -26,974 7,008 -1,814
2009 47,168 -18,524 8,619 -542
2008 46,691 18,979 4,303 -495
2007 43,109 76,465 537 -571
2006 36,752 94,513 537 -549
2005 33,279 63,983 537 -561
2004 33,376 49,102 1,611 -522
2003 32,372 32,220 -537 -646
2002 31,062 34,286 -538 -580
2001 27,837 39,220 -1,076 -860
2000 23,592 31,298 2,155 -831
1999 21,402 23,592 3,777 -119
1998 22,277 16,615 4,312 -12
1997 21,311 17,425 6,999 247
1996 18,915 9,959 9,135 246
1995 16,601 10,019 9,115 -30
1994 17,234 -3,118 14,970 -109
1993 17,166 -3,762 20,769 72
1992 20,283 1,335 21,220 -201
1991 21,206 4,944 23,865 174
1990 21,787 -8,203 25,436 -9,402
1989 20,012 -28,752 26,380 -7,254
1988 22,912 -44,020 30,979 -6,500
1987 26,904 -38,426 31,859 -6,401
1986 27,963 -21,139 34,279 -6,143
1985 29,013 -16,178 37,680 -6,068
1984 31,791 -15,549 38,966 -6,276
1983 34,053 -15,043 39,717 -6,361
1982 38,344 -14,464 41,958 -6,088
1981 39,364 -10,834 43,640 -5,821
1980 40,612 -2,876 44,320 -5,522
1979 38,798 1,486 52,353 -4,712
1978 36,288 15,543 52,324 -4,689
1977 35,448 14,505 52,762 -4,621
1976 33,676 14,200 54,121 -4,432
1975 34,128 13,828 52,604 -4,652
1974 34,199 13,482 52,524 -4,190
1973 34,562 13,164 49,199 -3,854
1972 34,316 12,858 46,426 -3,516
1971 35,606 5,851 40,105 -3,495
1970 30,756 -8,892 38,575 -4,919
1969 29,326 -10,250 39,312 -8,998
1968 27,697 -11,132 38,113 -8,881
1967 29,895 -11,708 41,824 -8,876
1966 26,866 -11,858 45,440 -8,817
1965 30,500 -14,016 48,517 -8,707
1964 31,532 -15,640 54,092 -8,608
1963 29,667 -16,615 54,382 -8,548
1962 28,077 -17,438 49,587 -9,019
1961 25,137 -22,237 55,749 4,812
1960 28,286 -38,492 56,546 4,344

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

GeoRank.org/population/ireland/slovakia | 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 Slovakia 7.47% is from natural causes (a loss of 8,728 people) and 92.5% is from migration (a gain of 108,156 people).

As of 2024, 1,216,237 residents or 23.1% of the population were not native-born in Ireland, compared to 323,991 people or 5.9% in Slovakia.

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
Slovakia
City Population
Bratislava 479K
Kosice 224K
Petrzalka 112K
Presov 81.7K
Zilina 80.3K
Nitra 75.9K
Banska Bystrica 73.5K
Trnava 63.2K
Trencin 54.1K
Martin 50.3K

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/slovakia | 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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