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Population in Iceland compared to Slovenia: Trends, Charts, Rankings

Updated on by Georank

The latest officially reported population of Iceland was 392,404 in 2025 vs 2,130,986 people in Slovenia in 2025. In 2026, based on the adjusted UN estimation, the current Iceland's population is 398,674 people compared to 2,128,778 in Slovenia.

Population statistics:

  • Slovenia's population is 5.34 times bigger than Iceland's.
  • Iceland is ranked the 173rd most populous country in the world, while Slovenia is the 147th.
  • The countries together account for 0.03% of the world: 0.005% for Iceland vs 0.03% for Slovenia.
  • For the last 10 years, Iceland has had an average growth rate of +1.66% per year vs +0.3% in Slovenia.
  • Since 2006, the population of Iceland has increased from 304K people to 399K (31.2% growth), while Slovenia has grown from 2.01M to 2.13M (6.07% growth).

Iceland vs Slovenia: population by year and forecast

Iceland
Factual

Projection
Slovenia
Factual

Projection
1x
Year Population
Iceland Slovenia
2100 360,144 1,644,125
2099 361,926 1,648,345
2098 363,730 1,652,436
2097 365,557 1,656,808
2096 367,453 1,661,055
2095 369,353 1,665,286
2094 371,260 1,669,464
2093 373,227 1,673,724
2092 375,333 1,677,938
2091 377,423 1,682,129
2090 379,430 1,686,674
2089 381,438 1,691,063
2088 383,627 1,695,484
2087 385,798 1,700,115
2086 387,894 1,705,042
2085 390,003 1,709,916
2084 392,060 1,714,895
2083 394,128 1,720,145
2082 396,088 1,725,470
2081 398,124 1,731,075
2080 400,156 1,737,192
2079 402,122 1,743,318
2078 403,988 1,749,967
2077 405,922 1,756,612
2076 407,624 1,763,483
2075 409,218 1,770,727
2074 410,690 1,778,405
2073 412,079 1,786,591
2072 413,583 1,794,570
2071 414,926 1,802,890
2070 416,204 1,811,432
2069 417,368 1,820,576
2068 418,437 1,829,837
2067 419,588 1,838,874
2066 420,609 1,848,063
2065 421,634 1,857,701
2064 422,508 1,867,621
2063 423,391 1,877,265
2062 424,311 1,886,945
2061 425,017 1,896,873
2060 425,795 1,907,096
2059 426,421 1,917,040
2058 426,989 1,926,374
2057 427,546 1,936,340
2056 428,007 1,945,710
2055 428,399 1,955,123
2054 428,619 1,964,235
2053 428,812 1,972,942
2052 429,004 1,981,547
2051 428,983 1,989,616
2050 429,028 1,997,469
2049 428,993 2,004,847
2048 428,917 2,011,668
2047 428,806 2,018,540
2046 428,615 2,025,170
2045 428,387 2,031,795
2044 427,939 2,038,314
2043 427,281 2,044,630
2042 426,616 2,050,809
2041 425,912 2,056,524
2040 425,083 2,061,772
2039 424,104 2,067,224
2038 422,997 2,072,439
2037 421,786 2,078,235
2036 420,429 2,083,743
2035 418,926 2,089,024
2034 417,406 2,093,994
2033 415,689 2,099,177
2032 413,829 2,104,208
2031 411,715 2,109,288
2030 409,349 2,114,024
2029 406,777 2,118,491
2028 403,748 2,122,680
2027 400,455 2,125,958
2026 396,793 2,128,778
2025 392,404 2,130,986
2024 386,506 2,127,400
2023 385,663 2,120,461
2022 382,003 2,112,076
2021 372,520 2,108,079
2020 366,463 2,102,419
2019 360,563 2,088,385
2018 352,721 2,073,894
2017 343,400 2,066,388
2016 335,439 2,065,042
2015 330,815 2,063,531
2014 327,386 2,061,980
2013 323,764 2,059,953
2012 320,716 2,057,159
2011 319,014 2,052,843
2010 318,041 2,048,583
2009 318,499 2,039,669
2008 317,414 2,021,316
2007 311,566 2,018,122
2006 303,782 2,006,868
2005 296,734 2,000,474
2004 292,074 1,997,012
2003 289,521 1,995,733
2002 287,523 1,994,530
2001 284,968 1,992,060
2000 281,205 1,988,925
1999 277,381 1,983,045
1998 274,047 1,981,629
1997 271,128 1,985,956
1996 268,916 1,988,628
1995 267,468 1,989,872
1994 266,021 1,989,443
1993 263,725 1,991,746
1992 261,057 1,996,498
1991 257,797 1,999,429
1990 254,826 1,998,161
1989 252,852 1,996,351
1988 249,740 1,995,196
1987 245,859 1,989,776
1986 243,180 1,965,964
1985 241,405 1,941,641
1984 239,511 1,932,154
1983 236,977 1,922,321
1982 233,860 1,910,334
1981 230,755 1,906,531
1980 228,138 1,901,315
1979 225,735 1,882,599
1978 223,537 1,862,548
1977 221,799 1,842,377
1976 220,154 1,820,249
1975 217,979 1,793,581
1974 215,209 1,776,132
1973 212,317 1,766,697
1972 209,137 1,752,233
1971 206,098 1,738,335
1970 204,438 1,724,891
1969 203,369 1,713,874
1968 201,488 1,704,546
1967 198,751 1,689,528
1966 195,570 1,669,905
1965 192,286 1,649,160
1964 188,983 1,632,114
1963 185,653 1,616,971
1962 182,378 1,603,649
1961 179,029 1,594,131
1960 175,574 1,584,720

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/iceland/slovenia | CC BY

From 2006 to 2016, the population of Iceland increased by 31,657 people (a 10.4% growth), while Slovenia gained 58,174 people (a 2.9% growth).

For the next 10 years, from 2016 to 2026, Iceland gained 63,235 people (a 18.9% growth), while Slovenia's population increased by 63,736 people (a 3.09% growth).

Iceland was ranked 172nd most populous country in 2006 and is 173rd in 2026. Slovenia was ranked 141st in 2006 and ranked 147th now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Iceland's population will grow by 7.61% to 429,028 people and will still be ranked 173rd. The population of Slovenia will decrease by 6.17% to 1,997,469 people and will still be ranked 147th.

Iceland is projected to reach its peak in 2050 at 429K people, while Slovenia's population already peaked in 2025 at 2.13M people and is projected to decrease to 1.64M people by 2100.

Population growth rate by year

Iceland
Factual

Projection
Slovenia
Factual

Projection
1x
Year Growth rate
Iceland Slovenia
2100 -0.49% -0.26%
2099 -0.5% -0.25%
2098 -0.5% -0.26%
2097 -0.52% -0.26%
2096 -0.51% -0.25%
2095 -0.51% -0.25%
2094 -0.53% -0.25%
2093 -0.56% -0.25%
2092 -0.55% -0.25%
2091 -0.53% -0.27%
2090 -0.53% -0.26%
2089 -0.57% -0.26%
2088 -0.56% -0.27%
2087 -0.54% -0.29%
2086 -0.54% -0.29%
2085 -0.52% -0.29%
2084 -0.52% -0.31%
2083 -0.49% -0.31%
2082 -0.51% -0.32%
2081 -0.51% -0.35%
2080 -0.49% -0.35%
2079 -0.46% -0.38%
2078 -0.48% -0.38%
2077 -0.42% -0.39%
2076 -0.39% -0.41%
2075 -0.36% -0.43%
2074 -0.34% -0.46%
2073 -0.36% -0.44%
2072 -0.32% -0.46%
2071 -0.31% -0.47%
2070 -0.28% -0.5%
2069 -0.26% -0.51%
2068 -0.27% -0.49%
2067 -0.24% -0.5%
2066 -0.24% -0.52%
2065 -0.21% -0.53%
2064 -0.21% -0.51%
2063 -0.22% -0.51%
2062 -0.17% -0.52%
2061 -0.18% -0.54%
2060 -0.15% -0.52%
2059 -0.13% -0.48%
2058 -0.13% -0.51%
2057 -0.11% -0.48%
2056 -0.09% -0.48%
2055 -0.05% -0.46%
2054 -0.05% -0.44%
2053 -0.04% -0.43%
2052 0.005% -0.41%
2051 -0.01% -0.39%
2050 0.008% -0.37%
2049 0.02% -0.34%
2048 0.03% -0.34%
2047 0.04% -0.33%
2046 0.05% -0.33%
2045 0.1% -0.32%
2044 0.15% -0.31%
2043 0.16% -0.3%
2042 0.17% -0.28%
2041 0.2% -0.25%
2040 0.23% -0.26%
2039 0.26% -0.25%
2038 0.29% -0.28%
2037 0.32% -0.26%
2036 0.36% -0.25%
2035 0.36% -0.24%
2034 0.41% -0.25%
2033 0.45% -0.24%
2032 0.51% -0.24%
2031 0.58% -0.22%
2030 0.63% -0.21%
2029 0.75% -0.2%
2028 0.82% -0.15%
2027 0.92% -0.13%
2026 1.12% -0.1%
2025 1.53% 0.17%
2024 0.22% 0.33%
2023 0.96% 0.4%
2022 2.55% 0.19%
2021 1.65% 0.27%
2020 1.64% 0.67%
2019 2.22% 0.7%
2018 2.71% 0.36%
2017 2.37% 0.07%
2016 1.4% 0.07%
2015 1.05% 0.08%
2014 1.12% 0.1%
2013 0.95% 0.14%
2012 0.53% 0.21%
2011 0.31% 0.21%
2010 -0.14% 0.44%
2009 0.34% 0.91%
2008 1.88% 0.16%
2007 2.56% 0.56%
2006 2.38% 0.32%
2005 1.6% 0.17%
2004 0.88% 0.06%
2003 0.69% 0.06%
2002 0.9% 0.12%
2001 1.34% 0.16%
2000 1.38% 0.3%
1999 1.22% 0.07%
1998 1.08% -0.22%
1997 0.82% -0.13%
1996 0.54% -0.06%
1995 0.54% 0.02%
1994 0.87% -0.12%
1993 1.02% -0.24%
1992 1.26% -0.15%
1991 1.17% 0.06%
1990 0.78% 0.09%
1989 1.25% 0.06%
1988 1.58% 0.27%
1987 1.1% 1.21%
1986 0.74% 1.25%
1985 0.79% 0.49%
1984 1.07% 0.51%
1983 1.33% 0.63%
1982 1.35% 0.2%
1981 1.15% 0.27%
1980 1.06% 0.99%
1979 0.98% 1.08%
1978 0.78% 1.09%
1977 0.75% 1.22%
1976 1% 1.49%
1975 1.29% 0.98%
1974 1.36% 0.53%
1973 1.52% 0.83%
1972 1.47% 0.8%
1971 0.81% 0.78%
1970 0.53% 0.64%
1969 0.93% 0.55%
1968 1.38% 0.89%
1967 1.63% 1.18%
1966 1.71% 1.26%
1965 1.75% 1.04%
1964 1.79% 0.94%
1963 1.8% 0.83%
1962 1.87% 0.6%
1961 1.97% 0.59%

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/iceland/slovenia | CC BY

In 2025, the population of Iceland grew by 1.53%, while Slovenia's population grew by 0.17%.

Live population counters

Iceland Slovenia
Current population
398674
2128778
Population rank 173/197 147/197
Percent of world population 0.005% 0.03%
One net population change
1.49 hours
2.45 hours
One birth every
2.02 hours
31.3 minutes
One death every
3.33 hours
24.5 minutes
Daily growth/decline +16 +10
Annual growth/decline +5,898 +3,586
Annual growth/decline rate +1.53% +0.17%
Population growth rate rank 70/197 153/197
One migration net change every
3.24 hours
3.24 hours
Annual migration change +2,709 +2,711
Net migration rank 56/196 55/196
Foreign-born residents 98,818 315,122
Foreign-born residents rank 130/195 97/195
Foreign-born share of population 25.1% 14.9%
Foreign-born share rank 23/195 44/195

Natural population change vs migration

Iceland
Natural

Migration
Slovenia
Natural

Migration
1x
Year Population change
Iceland Slovenia
Natural Migration Natural Migration
2025 - 2,709 - 2,711
2024 1,700 3,543 -4,680 3,319
2023 1,736 4,630 -4,665 5,339
2022 1,719 6,535 -4,858 9,014
2021 2,534 4,911 -4,216 2,477
2020 2,199 2,498 -5,256 28,514
2019 2,163 5,030 -1,254 16,352
2018 1,975 6,638 -1,037 14,640
2017 1,854 8,348 -207 1,359
2016 1,711 4,128 826 1,195
2015 1,952 1,499 826 712
2014 2,324 1,139 2,268 -70
2013 2,169 1,666 1,648 639
2012 2,566 -277 2,674 1,117
2011 2,521 -1,393 3,285 2,190
2010 2,862 -2,055 3,687 -410
2009 3,026 -4,785 3,060 11,594
2008 2,825 1,138 3,437 2,971
2007 2,617 5,254 1,211 14,191
2006 2,491 5,300 602 6,081
2005 2,433 3,925 -600 6,317
2004 2,425 610 -599 1,759
2003 2,317 -204 -1,996 3,218
2002 2,243 -333 -1,197 1,975
2001 2,365 867 -996 4,527
2000 2,475 1,877 -398 3,124
1999 2,192 1,165 -1,388 10,291
1998 2,357 1,014 -1,189 -5,280
1997 2,305 225 -794 -1,298
1996 2,447 -511 0 -2,456
1995 2,354 -1,354 0 356
1994 2,713 -804 199 -153
1993 2,875 -194 -199 -4,641
1992 2,898 -225 598 -5,547
1991 2,733 1,145 2,199 -3,325
1990 3,058 -971 3,797 618
1989 2,832 -994 4,592 -2,718
1988 2,847 1,572 5,986 -3,023
1987 2,360 944 5,771 2,972
1986 2,384 -335 6,094 32,700
1985 2,221 -628 6,213 3,404
1984 2,539 -328 5,990 3,280
1983 2,702 170 6,343 3,613
1982 2,736 616 9,170 -8,695
1981 2,677 157 10,485 -5,016
1980 2,966 -629 11,027 3,128
1979 2,980 -572 12,614 2,107
1978 2,727 -781 11,920 2,113
1977 2,551 -1,079 12,160 2,584
1976 2,951 -1,181 12,196 2,226
1975 2,965 -388 11,658 2,421
1974 2,776 209 11,367 3,145
1973 3,121 -310 11,837 2,175
1972 3,241 362 10,513 2,924
1971 2,782 -231 10,951 2,286
1970 2,576 -1,754 10,004 260
1969 2,766 -1,414 9,427 685
1968 2,841 -448 11,250 438
1967 3,021 47 13,516 -192
1966 3,305 39 15,697 -1,262
1965 3,442 -194 14,513 -1,421
1964 3,459 -67 12,567 -349
1963 3,490 -113 14,068 -180
1962 3,465 -228 13,150 148
1961 3,312 164 14,985 -306
1960 3,758 -269 12,678 -929

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

GeoRank.org/population/iceland/slovenia | CC BY

Over the last 10 years, 29% of the population change in Iceland is from natural causes (a gain of 19,543 people) and 71% is from migration (a gain of 47,760 people). In Slovenia 22.8% is from natural causes (a loss of 24,521 people) and 77.2% is from migration (a gain of 82,921 people).

As of 2024, 98,818 residents or 25.1% of the population were not native-born in Iceland, compared to 315,122 people or 14.9% in Slovenia.

Biggest cities by population

Iceland
City Population
Reykjavik 139K
Kopavogur 40K
Hafnarfjorur 31.5K
Keflavik 23.3K
Akureyri 20K
Slovenia
City Population
Ljubljana 284K
Maribor 114K
Kranj 37.6K
Celje 37.1K
Velenje 25.6K
Novo Mesto 24.2K
Nova Gorica 13K
Izola 11.7K
Murska Sobota 11.2K
Piran 3.79K

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/iceland/slovenia | 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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