The latest officially reported population of Iceland was 392,404 in 2025 vs 12,188,788 people in South Sudan in 2025. In 2026, based on the adjusted UN estimation, the current Iceland's population is 398,674 people compared to 12,565,048 in South Sudan.
Population statistics:
- South Sudan's population is 31.5 times bigger than Iceland's.
- Iceland is ranked the 173rd most populous country in the world, while South Sudan is the 80th.
- The countries together account for 0.16% of the world: 0.005% for Iceland vs 0.15% for South Sudan.
- For the last 10 years, Iceland has had an average growth rate of +1.66% per year vs +0.78% in South Sudan.
- Since 2006, the population of Iceland has increased from 304K people to 399K (31.2% growth), while South Sudan has grown from 7.98M to 12.6M (57.5% growth).
Iceland vs South Sudan: population by year and forecast
| Year | Population | |
|---|---|---|
Iceland
|
South Sudan
|
|
| 2100 | 360,144 | 24,078,379 |
| 2099 | 361,926 | 24,072,957 |
| 2098 | 363,730 | 24,054,947 |
| 2097 | 365,557 | 24,056,753 |
| 2096 | 367,453 | 24,045,972 |
| 2095 | 369,353 | 24,037,837 |
| 2094 | 371,260 | 24,039,267 |
| 2093 | 373,227 | 24,030,512 |
| 2092 | 375,333 | 24,010,555 |
| 2091 | 377,423 | 23,991,816 |
| 2090 | 379,430 | 23,970,012 |
| 2089 | 381,438 | 23,929,017 |
| 2088 | 383,627 | 23,883,712 |
| 2087 | 385,798 | 23,848,809 |
| 2086 | 387,894 | 23,794,890 |
| 2085 | 390,003 | 23,750,772 |
| 2084 | 392,060 | 23,678,728 |
| 2083 | 394,128 | 23,609,290 |
| 2082 | 396,088 | 23,532,790 |
| 2081 | 398,124 | 23,458,146 |
| 2080 | 400,156 | 23,383,482 |
| 2079 | 402,122 | 23,286,011 |
| 2078 | 403,988 | 23,188,860 |
| 2077 | 405,922 | 23,078,416 |
| 2076 | 407,624 | 22,979,198 |
| 2075 | 409,218 | 22,860,496 |
| 2074 | 410,690 | 22,718,148 |
| 2073 | 412,079 | 22,575,682 |
| 2072 | 413,583 | 22,431,004 |
| 2071 | 414,926 | 22,280,140 |
| 2070 | 416,204 | 22,143,813 |
| 2069 | 417,368 | 21,995,874 |
| 2068 | 418,437 | 21,822,076 |
| 2067 | 419,588 | 21,654,546 |
| 2066 | 420,609 | 21,489,275 |
| 2065 | 421,634 | 21,309,913 |
| 2064 | 422,508 | 21,134,522 |
| 2063 | 423,391 | 20,957,705 |
| 2062 | 424,311 | 20,777,701 |
| 2061 | 425,017 | 20,601,672 |
| 2060 | 425,795 | 20,423,629 |
| 2059 | 426,421 | 20,227,862 |
| 2058 | 426,989 | 20,041,880 |
| 2057 | 427,546 | 19,846,671 |
| 2056 | 428,007 | 19,652,407 |
| 2055 | 428,399 | 19,457,411 |
| 2054 | 428,619 | 19,250,667 |
| 2053 | 428,812 | 19,053,773 |
| 2052 | 429,004 | 18,833,795 |
| 2051 | 428,983 | 18,626,605 |
| 2050 | 429,028 | 18,427,690 |
| 2049 | 428,993 | 18,224,430 |
| 2048 | 428,917 | 18,014,650 |
| 2047 | 428,806 | 17,799,982 |
| 2046 | 428,615 | 17,572,953 |
| 2045 | 428,387 | 17,348,901 |
| 2044 | 427,939 | 17,115,914 |
| 2043 | 427,281 | 16,882,303 |
| 2042 | 426,616 | 16,639,465 |
| 2041 | 425,912 | 16,390,966 |
| 2040 | 425,083 | 16,137,104 |
| 2039 | 424,104 | 15,884,330 |
| 2038 | 422,997 | 15,622,514 |
| 2037 | 421,786 | 15,358,539 |
| 2036 | 420,429 | 15,085,936 |
| 2035 | 418,926 | 14,810,066 |
| 2034 | 417,406 | 14,538,365 |
| 2033 | 415,689 | 14,273,128 |
| 2032 | 413,829 | 14,002,178 |
| 2031 | 411,715 | 13,725,779 |
| 2030 | 409,349 | 13,460,850 |
| 2029 | 406,777 | 13,201,804 |
| 2028 | 403,748 | 12,942,501 |
| 2027 | 400,455 | 12,688,278 |
| 2026 | 396,793 | 12,434,895 |
| 2025 | 392,404 | 12,188,788 |
| 2024 | 386,506 | 11,943,408 |
| 2023 | 385,663 | 11,483,374 |
| 2022 | 382,003 | 11,021,177 |
| 2021 | 372,520 | 10,865,780 |
| 2020 | 366,463 | 10,698,467 |
| 2019 | 360,563 | 10,423,384 |
| 2018 | 352,721 | 10,122,977 |
| 2017 | 343,400 | 10,259,154 |
| 2016 | 335,439 | 10,830,102 |
| 2015 | 330,815 | 11,107,561 |
| 2014 | 327,386 | 11,235,073 |
| 2013 | 323,764 | 11,166,275 |
| 2012 | 320,716 | 10,756,240 |
| 2011 | 319,014 | 10,288,109 |
| 2010 | 318,041 | 9,745,953 |
| 2009 | 318,499 | 9,243,556 |
| 2008 | 317,414 | 8,817,647 |
| 2007 | 311,566 | 8,388,788 |
| 2006 | 303,782 | 7,976,526 |
| 2005 | 296,734 | 7,590,143 |
| 2004 | 292,074 | 7,233,041 |
| 2003 | 289,521 | 6,903,127 |
| 2002 | 287,523 | 6,596,806 |
| 2001 | 284,968 | 6,308,391 |
| 2000 | 281,205 | 6,032,267 |
| 1999 | 277,381 | 5,771,628 |
| 1998 | 274,047 | 5,620,068 |
| 1997 | 271,128 | 5,509,136 |
| 1996 | 268,916 | 5,356,925 |
| 1995 | 267,468 | 5,225,836 |
| 1994 | 266,021 | 5,071,184 |
| 1993 | 263,725 | 4,956,002 |
| 1992 | 261,057 | 4,909,749 |
| 1991 | 257,797 | 4,836,677 |
| 1990 | 254,826 | 4,737,633 |
| 1989 | 252,852 | 4,713,229 |
| 1988 | 249,740 | 4,848,029 |
| 1987 | 245,859 | 4,962,395 |
| 1986 | 243,180 | 4,921,240 |
| 1985 | 241,405 | 4,834,296 |
| 1984 | 239,511 | 4,750,627 |
| 1983 | 236,977 | 4,661,574 |
| 1982 | 233,860 | 4,557,686 |
| 1981 | 230,755 | 4,447,272 |
| 1980 | 228,138 | 4,339,030 |
| 1979 | 225,735 | 4,232,605 |
| 1978 | 223,537 | 4,127,657 |
| 1977 | 221,799 | 4,024,032 |
| 1976 | 220,154 | 3,921,910 |
| 1975 | 217,979 | 3,821,494 |
| 1974 | 215,209 | 3,723,259 |
| 1973 | 212,317 | 3,627,383 |
| 1972 | 209,137 | 3,542,497 |
| 1971 | 206,098 | 3,468,646 |
| 1970 | 204,438 | 3,409,614 |
| 1969 | 203,369 | 3,365,533 |
| 1968 | 201,488 | 3,321,528 |
| 1967 | 198,751 | 3,277,648 |
| 1966 | 195,570 | 3,236,423 |
| 1965 | 192,286 | 3,189,835 |
| 1964 | 188,983 | 3,129,918 |
| 1963 | 185,653 | 3,072,669 |
| 1962 | 182,378 | 3,024,308 |
| 1961 | 179,029 | 2,976,724 |
| 1960 | 175,574 | 2,931,559 |
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/south-sudan | CC BY 
From 2006 to 2016, the population of Iceland increased by 31,657 people (a 10.4% growth), while South Sudan gained 2,853,576 people (a 35.8% growth).
For the next 10 years, from 2016 to 2026, Iceland gained 63,235 people (a 18.9% growth), while South Sudan's population increased by 1,734,946 people (a 16% growth).
Iceland was ranked 172nd most populous country in 2006 and is 173rd in 2026. South Sudan was ranked 92nd in 2006 and ranked 80th 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 South Sudan will increase by 46.7% to 18,427,690 people and rank change from 80th to 78th.
Iceland is projected to reach its peak in 2050 at 429K people compared to the peak of 24.1M people in 2100 for South Sudan.
Population growth rate by year
| Year | Growth rate | |
|---|---|---|
|
Iceland
|
South Sudan
|
|
| 2100 | -0.49% | 0.02% |
| 2099 | -0.5% | 0.07% |
| 2098 | -0.5% | -0.008% |
| 2097 | -0.52% | 0.04% |
| 2096 | -0.51% | 0.03% |
| 2095 | -0.51% | -0.006% |
| 2094 | -0.53% | 0.04% |
| 2093 | -0.56% | 0.08% |
| 2092 | -0.55% | 0.08% |
| 2091 | -0.53% | 0.09% |
| 2090 | -0.53% | 0.17% |
| 2089 | -0.57% | 0.19% |
| 2088 | -0.56% | 0.15% |
| 2087 | -0.54% | 0.23% |
| 2086 | -0.54% | 0.19% |
| 2085 | -0.52% | 0.3% |
| 2084 | -0.52% | 0.29% |
| 2083 | -0.49% | 0.33% |
| 2082 | -0.51% | 0.32% |
| 2081 | -0.51% | 0.32% |
| 2080 | -0.49% | 0.42% |
| 2079 | -0.46% | 0.42% |
| 2078 | -0.48% | 0.48% |
| 2077 | -0.42% | 0.43% |
| 2076 | -0.39% | 0.52% |
| 2075 | -0.36% | 0.63% |
| 2074 | -0.34% | 0.63% |
| 2073 | -0.36% | 0.64% |
| 2072 | -0.32% | 0.68% |
| 2071 | -0.31% | 0.62% |
| 2070 | -0.28% | 0.67% |
| 2069 | -0.26% | 0.8% |
| 2068 | -0.27% | 0.77% |
| 2067 | -0.24% | 0.77% |
| 2066 | -0.24% | 0.84% |
| 2065 | -0.21% | 0.83% |
| 2064 | -0.21% | 0.84% |
| 2063 | -0.22% | 0.87% |
| 2062 | -0.17% | 0.85% |
| 2061 | -0.18% | 0.87% |
| 2060 | -0.15% | 0.97% |
| 2059 | -0.13% | 0.93% |
| 2058 | -0.13% | 0.98% |
| 2057 | -0.11% | 0.99% |
| 2056 | -0.09% | 1% |
| 2055 | -0.05% | 1.07% |
| 2054 | -0.05% | 1.03% |
| 2053 | -0.04% | 1.17% |
| 2052 | 0.005% | 1.11% |
| 2051 | -0.01% | 1.08% |
| 2050 | 0.008% | 1.12% |
| 2049 | 0.02% | 1.16% |
| 2048 | 0.03% | 1.21% |
| 2047 | 0.04% | 1.29% |
| 2046 | 0.05% | 1.29% |
| 2045 | 0.1% | 1.36% |
| 2044 | 0.15% | 1.38% |
| 2043 | 0.16% | 1.46% |
| 2042 | 0.17% | 1.52% |
| 2041 | 0.2% | 1.57% |
| 2040 | 0.23% | 1.59% |
| 2039 | 0.26% | 1.68% |
| 2038 | 0.29% | 1.72% |
| 2037 | 0.32% | 1.81% |
| 2036 | 0.36% | 1.86% |
| 2035 | 0.36% | 1.87% |
| 2034 | 0.41% | 1.86% |
| 2033 | 0.45% | 1.94% |
| 2032 | 0.51% | 2.01% |
| 2031 | 0.58% | 1.97% |
| 2030 | 0.63% | 1.96% |
| 2029 | 0.75% | 2% |
| 2028 | 0.82% | 2% |
| 2027 | 0.92% | 2.04% |
| 2026 | 1.12% | 2.02% |
| 2025 | 1.53% | 2.05% |
| 2024 | 0.22% | 4.01% |
| 2023 | 0.96% | 4.19% |
| 2022 | 2.55% | 1.43% |
| 2021 | 1.65% | 1.56% |
| 2020 | 1.64% | 2.64% |
| 2019 | 2.22% | 2.97% |
| 2018 | 2.71% | -1.33% |
| 2017 | 2.37% | -5.27% |
| 2016 | 1.4% | -2.5% |
| 2015 | 1.05% | -1.13% |
| 2014 | 1.12% | 0.62% |
| 2013 | 0.95% | 3.81% |
| 2012 | 0.53% | 4.55% |
| 2011 | 0.31% | 5.56% |
| 2010 | -0.14% | 5.44% |
| 2009 | 0.34% | 4.83% |
| 2008 | 1.88% | 5.11% |
| 2007 | 2.56% | 5.17% |
| 2006 | 2.38% | 5.09% |
| 2005 | 1.6% | 4.94% |
| 2004 | 0.88% | 4.78% |
| 2003 | 0.69% | 4.64% |
| 2002 | 0.9% | 4.57% |
| 2001 | 1.34% | 4.58% |
| 2000 | 1.38% | 4.52% |
| 1999 | 1.22% | 2.7% |
| 1998 | 1.08% | 2.01% |
| 1997 | 0.82% | 2.84% |
| 1996 | 0.54% | 2.51% |
| 1995 | 0.54% | 3.05% |
| 1994 | 0.87% | 2.32% |
| 1993 | 1.02% | 0.94% |
| 1992 | 1.26% | 1.51% |
| 1991 | 1.17% | 2.09% |
| 1990 | 0.78% | 0.52% |
| 1989 | 1.25% | -2.78% |
| 1988 | 1.58% | -2.3% |
| 1987 | 1.1% | 0.84% |
| 1986 | 0.74% | 1.8% |
| 1985 | 0.79% | 1.76% |
| 1984 | 1.07% | 1.91% |
| 1983 | 1.33% | 2.28% |
| 1982 | 1.35% | 2.48% |
| 1981 | 1.15% | 2.49% |
| 1980 | 1.06% | 2.51% |
| 1979 | 0.98% | 2.54% |
| 1978 | 0.78% | 2.58% |
| 1977 | 0.75% | 2.6% |
| 1976 | 1% | 2.63% |
| 1975 | 1.29% | 2.64% |
| 1974 | 1.36% | 2.64% |
| 1973 | 1.52% | 2.4% |
| 1972 | 1.47% | 2.13% |
| 1971 | 0.81% | 1.73% |
| 1970 | 0.53% | 1.31% |
| 1969 | 0.93% | 1.32% |
| 1968 | 1.38% | 1.34% |
| 1967 | 1.63% | 1.27% |
| 1966 | 1.71% | 1.46% |
| 1965 | 1.75% | 1.91% |
| 1964 | 1.79% | 1.86% |
| 1963 | 1.8% | 1.6% |
| 1962 | 1.87% | 1.6% |
| 1961 | 1.97% | 1.54% |
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/south-sudan | CC BY
In 2025, the population of Iceland grew by 1.53%, while South Sudan's population grew by 2.05%.
Live population counters
|
Iceland
|
South Sudan
|
|
|---|---|---|
| Current population |
398674
|
12565048
|
| Population rank | 173/197 | 80/197 |
| Percent of world population | 0.005% | 0.15% |
| One net population change |
1.49 hours
|
2.15 minutes
|
| One birth every |
2.02 hours
|
1.51 minutes
|
| One death every |
3.33 hours
|
4.48 minutes
|
| Daily growth/decline | +16 | +672 |
| Annual growth/decline | +5,898 | +245,380 |
| Annual growth/decline rate | +1.53% | +2.05% |
| Population growth rate rank | 70/197 | 48/197 |
| One migration net change every |
3.24 hours
|
1.43 hours
|
| Annual migration change | +2,709 | +6,145 |
| Net migration rank | 56/196 | 50/196 |
| Foreign-born residents | 98,818 | 914,001 |
| Foreign-born residents rank | 130/195 | 62/195 |
| Foreign-born share of population | 25.1% | 7.7% |
| Foreign-born share rank | 23/195 | 77/195 |
Natural population change vs migration
| Year | Population change | |||
|---|---|---|---|---|
|
Iceland
|
South Sudan
|
|||
| Natural | Migration | Natural | Migration | |
| 2025 | - | 2,709 | - | 6,145 |
| 2024 | 1,700 | 3,543 | 231,714 | 15,374 |
| 2023 | 1,736 | 4,630 | 217,966 | 455,000 |
| 2022 | 1,719 | 6,535 | 211,166 | 40,259 |
| 2021 | 2,534 | 4,911 | 213,567 | -154,359 |
| 2020 | 2,199 | 2,498 | 212,332 | 62,935 |
| 2019 | 2,163 | 5,030 | 209,708 | 65,198 |
| 2018 | 1,975 | 6,638 | 168,497 | 157,408 |
| 2017 | 1,854 | 8,348 | 72,193 | -670,477 |
| 2016 | 1,711 | 4,128 | 110,553 | -654,225 |
| 2015 | 1,952 | 1,499 | 148,542 | -159,822 |
| 2014 | 2,324 | 1,139 | 227,611 | -471,523 |
| 2013 | 2,169 | 1,666 | 315,983 | 65,337 |
| 2012 | 2,566 | -277 | 312,974 | 125,771 |
| 2011 | 2,521 | -1,393 | 303,181 | 194,325 |
| 2010 | 2,862 | -2,055 | 287,409 | 299,402 |
| 2009 | 3,026 | -4,785 | 278,859 | 139,129 |
| 2008 | 2,825 | 1,138 | 268,268 | 165,557 |
| 2007 | 2,617 | 5,254 | 256,546 | 167,350 |
| 2006 | 2,491 | 5,300 | 246,706 | 153,926 |
| 2005 | 2,433 | 3,925 | 239,272 | 132,869 |
| 2004 | 2,425 | 610 | 231,877 | 110,182 |
| 2003 | 2,317 | -204 | 225,822 | 91,951 |
| 2002 | 2,243 | -333 | 212,014 | 82,847 |
| 2001 | 2,365 | 867 | 204,108 | 77,856 |
| 2000 | 2,475 | 1,877 | 196,055 | 74,227 |
| 1999 | 2,192 | 1,165 | 180,721 | 70,271 |
| 1998 | 2,357 | 1,014 | -12,157 | 64,285 |
| 1997 | 2,305 | 225 | 121,454 | 48,280 |
| 1996 | 2,447 | -511 | 116,728 | 17,953 |
| 1995 | 2,354 | -1,354 | 110,417 | 17,077 |
| 1994 | 2,713 | -804 | 165,407 | 16,407 |
| 1993 | 2,875 | -194 | 32,779 | 15,772 |
| 1992 | 2,898 | -225 | 28,874 | 15,077 |
| 1991 | 2,733 | 1,145 | 87,873 | 14,327 |
| 1990 | 3,058 | -971 | 82,900 | 12,988 |
| 1989 | 2,832 | -994 | 83,735 | -130,821 |
| 1988 | 2,847 | 1,572 | -125,447 | -97,065 |
| 1987 | 2,360 | 944 | 5,756 | -11,976 |
| 1986 | 2,384 | -335 | 99,502 | -10,973 |
| 1985 | 2,221 | -628 | 95,342 | -9,986 |
| 1984 | 2,539 | -328 | 90,970 | -8,984 |
| 1983 | 2,702 | 170 | 104,107 | -7,986 |
| 1982 | 2,736 | 616 | 118,641 | -6,983 |
| 1981 | 2,677 | 157 | 115,163 | -5,994 |
| 1980 | 2,966 | -629 | 112,307 | -4,997 |
| 1979 | 2,980 | -572 | 109,540 | -3,997 |
| 1978 | 2,727 | -781 | 107,352 | -2,998 |
| 1977 | 2,551 | -1,079 | 104,886 | -1,997 |
| 1976 | 2,951 | -1,181 | 102,346 | -995 |
| 1975 | 2,965 | -388 | 99,882 | -395 |
| 1974 | 2,776 | 209 | 97,181 | -192 |
| 1973 | 3,121 | -310 | 94,765 | 0 |
| 1972 | 3,241 | 362 | 74,803 | 193 |
| 1971 | 2,782 | -231 | 72,308 | 394 |
| 1970 | 2,576 | -1,754 | 44,776 | 587 |
| 1969 | 2,766 | -1,414 | 42,015 | 786 |
| 1968 | 2,841 | -448 | 44,213 | 995 |
| 1967 | 3,021 | 47 | 41,357 | 1,194 |
| 1966 | 3,305 | 39 | 38,523 | 1,386 |
| 1965 | 3,442 | -194 | 51,682 | 1,591 |
| 1964 | 3,459 | -67 | 64,786 | 1,785 |
| 1963 | 3,490 | -113 | 46,333 | 1,591 |
| 1962 | 3,465 | -228 | 47,406 | 1,386 |
| 1961 | 3,312 | 164 | 45,186 | 1,194 |
| 1960 | 3,758 | -269 | 42,945 | 995 |
Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08).
GeoRank.org/population/iceland/south-sudan | 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 South Sudan 68.1% is from natural causes (a gain of 1,796,238 people) and 31.9% is from migration (a loss of 842,709 people).
As of 2024, 98,818 residents or 25.1% of the population were not native-born in Iceland, compared to 914,001 people or 7.7% in South Sudan.
Biggest cities by population
|
Iceland
|
|
|---|---|
| City | Population |
| Reykjavik | 139K |
| Kopavogur | 40K |
| Hafnarfjorur | 31.5K |
| Keflavik | 23.3K |
| Akureyri | 20K |
|
South Sudan
|
|
|---|---|
| City | Population |
| Juba | 500K |
| Wau | 321K |
| Bor | 315K |
| Malakal | 147K |
| Yambio | 130K |
Compare countries by 7 more topics
Population differences between Iceland and South Sudan
|
Iceland
|
South Sudan
|
|
|---|---|---|
| Life expectancy | 83.3 years | 58 years |
| Average age | 39 years | 24.5 years |
| Median age | 37.4 years | 19.7 years |
| Male:Female ratio | 51.2:48.8 | 49.2:50.8 |
| Fertility rate | 1.56 births per woman | 3.79 births per woman |
| Population density | 10.2 ppl/mi² | 51 ppl/mi² |
Population map with other countries
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/south-sudan | CC BY
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Data sources:
- World Bank | Health (1960–2025, retrieved 2026-07-08)
- United Nations | World Population Prospects (1960–2100, retrieved 2026-07-08)
- U.S. Census Bureau (1960–2025, retrieved 2026-07-08)
- Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08)
- Wikidata (2026, retrieved 2026-07-08)
Creative Commons Attribution (CC BY) — you’re free to copy, share, remix, adapt, and use even commercially as long as you give appropriate credit and clearly indicate if you made changes. Other sources may be subject to different license terms.