The latest officially reported population of Iceland was 404,610 in 2024 vs 8,642,022 people in Sierra Leone in 2024. In 2025, based on the adjusted UN estimation, the current Iceland's population is 412,970 people compared to 8,961,932 in Sierra Leone.
Population statistics:
- Sierra Leone's population is 21.7 times bigger than Iceland's.
- Iceland is ranked the 172nd most populous country in the world, while Sierra Leone is the 102nd.
- The countries together account for 0.11% of the world: 0.005% for Iceland vs 0.11% for Sierra Leone.
- For the last 10 years, Iceland has had an average growth rate of +2.05% per year vs +2.32% in Sierra Leone.
- Since 2005, the population of Iceland has increased from 297K people to 413K (39.2% growth), while Sierra Leone has grown from 5.5M to 8.96M (62.9% growth).
- Iceland is projected to reach its peak in 2049 at 445K people compared to the peak of 16M people in 2092 for Sierra Leone.
Iceland vs Sierra Leone: live population counter
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|---|---|---|
| Current population |
412970
|
8961932
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| Population rank | 172/197 | 102/197 |
| Percent of world population | 0.005% | 0.11% |
| One net population change |
46.7 minutes
|
2.9 minutes
|
| One birth every |
2.02 hours
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2.03 minutes
|
| One death every |
3.37 hours
|
7.5 minutes
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| One migration net change every |
2.47 hours
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47.8 minutes
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| Annual migration change | +3,543 | -11,000 |
| Daily growth/decline | +31 | +497 |
| Annual growth/decline | +11,261 | +181,510 |
| Annual growth/decline rate | +2.86% | +2.15% |
| Population growth rate rank | 21/197 | 49/197 |
Iceland and Sierra Leone: population history and growth rate by year chart
| Year | Population | Growth rate | ||
|---|---|---|---|---|
|
|
|
|
|
|
| 1960 | 175,574 | 2,268,356 | - | - |
| 1961 | 179,029 | 2,304,227 | 1.97% | 1.58% |
| 1962 | 182,378 | 2,342,242 | 1.87% | 1.65% |
| 1963 | 185,653 | 2,382,258 | 1.8% | 1.71% |
| 1964 | 188,983 | 2,424,390 | 1.79% | 1.77% |
| 1965 | 192,286 | 2,468,666 | 1.75% | 1.83% |
| 1966 | 195,570 | 2,514,638 | 1.71% | 1.86% |
| 1967 | 198,751 | 2,562,384 | 1.63% | 1.9% |
| 1968 | 201,488 | 2,611,532 | 1.38% | 1.92% |
| 1969 | 203,369 | 2,661,365 | 0.93% | 1.91% |
| 1970 | 204,438 | 2,712,286 | 0.53% | 1.91% |
| 1971 | 206,098 | 2,763,222 | 0.81% | 1.88% |
| 1972 | 209,137 | 2,814,388 | 1.47% | 1.85% |
| 1973 | 212,317 | 2,866,955 | 1.52% | 1.87% |
| 1974 | 215,209 | 2,920,459 | 1.36% | 1.87% |
| 1975 | 217,979 | 2,974,657 | 1.29% | 1.86% |
| 1976 | 220,154 | 3,028,820 | 1% | 1.82% |
| 1977 | 221,799 | 3,085,354 | 0.75% | 1.87% |
| 1978 | 223,537 | 3,145,517 | 0.78% | 1.95% |
| 1979 | 225,735 | 3,207,499 | 0.98% | 1.97% |
| 1980 | 228,138 | 3,272,089 | 1.06% | 2.01% |
| 1981 | 230,755 | 3,338,940 | 1.15% | 2.04% |
| 1982 | 233,860 | 3,408,183 | 1.35% | 2.07% |
| 1983 | 236,977 | 3,481,646 | 1.33% | 2.16% |
| 1984 | 239,511 | 3,558,758 | 1.07% | 2.21% |
| 1985 | 241,405 | 3,638,438 | 0.79% | 2.24% |
| 1986 | 243,180 | 3,728,380 | 0.74% | 2.47% |
| 1987 | 245,859 | 3,829,718 | 1.1% | 2.72% |
| 1988 | 249,740 | 3,934,517 | 1.58% | 2.74% |
| 1989 | 252,852 | 4,034,037 | 1.25% | 2.53% |
| 1990 | 254,826 | 4,196,828 | 0.78% | 4.04% |
| 1991 | 257,797 | 4,246,267 | 1.17% | 1.18% |
| 1992 | 261,057 | 4,166,366 | 1.26% | -1.88% |
| 1993 | 263,725 | 4,157,130 | 1.02% | -0.22% |
| 1994 | 266,021 | 4,173,105 | 0.87% | 0.38% |
| 1995 | 267,468 | 4,179,179 | 0.54% | 0.15% |
| 1996 | 268,916 | 4,199,210 | 0.54% | 0.48% |
| 1997 | 271,128 | 4,253,716 | 0.82% | 1.3% |
| 1998 | 274,047 | 4,295,785 | 1.08% | 0.99% |
| 1999 | 277,381 | 4,318,043 | 1.22% | 0.52% |
| 2000 | 281,205 | 4,423,611 | 1.38% | 2.44% |
| 2001 | 284,968 | 4,692,716 | 1.34% | 6.08% |
| 2002 | 287,523 | 4,971,435 | 0.9% | 5.94% |
| 2003 | 289,521 | 5,177,687 | 0.69% | 4.15% |
| 2004 | 292,074 | 5,355,717 | 0.88% | 3.44% |
| 2005 | 296,734 | 5,501,712 | 1.6% | 2.73% |
| 2006 | 303,782 | 5,624,466 | 2.38% | 2.23% |
| 2007 | 311,566 | 5,749,352 | 2.56% | 2.22% |
| 2008 | 317,414 | 5,894,722 | 1.88% | 2.53% |
| 2009 | 318,499 | 6,055,646 | 0.34% | 2.73% |
| 2010 | 318,041 | 6,222,714 | -0.14% | 2.76% |
| 2011 | 319,014 | 6,387,251 | 0.31% | 2.64% |
| 2012 | 320,716 | 6,551,080 | 0.53% | 2.56% |
| 2013 | 323,764 | 6,714,051 | 0.95% | 2.49% |
| 2014 | 327,386 | 6,876,385 | 1.12% | 2.42% |
| 2015 | 330,815 | 7,037,655 | 1.05% | 2.35% |
| 2016 | 335,439 | 7,205,328 | 1.4% | 2.38% |
| 2017 | 343,400 | 7,379,299 | 2.37% | 2.41% |
| 2018 | 352,721 | 7,554,563 | 2.71% | 2.38% |
| 2019 | 360,563 | 7,731,991 | 2.22% | 2.35% |
| 2020 | 366,463 | 7,912,558 | 1.64% | 2.34% |
| 2021 | 372,520 | 8,094,602 | 1.65% | 2.3% |
| 2022 | 382,003 | 8,276,807 | 2.55% | 2.25% |
| 2023 | 393,349 | 8,460,512 | 2.97% | 2.22% |
| 2024 | 404,610 | 8,642,022 | 2.86% | 2.15% |
| 2025 | 409,614 | 8,819,789 | 1.24% | 2.06% |
| 2026 | 413,792 | 8,996,743 | 1.02% | 2.01% |
| 2027 | 417,406 | 9,174,695 | 0.87% | 1.98% |
| 2028 | 420,691 | 9,349,021 | 0.79% | 1.9% |
| 2029 | 423,592 | 9,520,811 | 0.69% | 1.84% |
| 2030 | 426,158 | 9,694,851 | 0.61% | 1.83% |
| 2031 | 428,479 | 9,870,295 | 0.54% | 1.81% |
| 2032 | 430,544 | 10,047,193 | 0.48% | 1.79% |
| 2033 | 432,406 | 10,221,006 | 0.43% | 1.73% |
| 2034 | 434,083 | 10,391,485 | 0.39% | 1.67% |
| 2035 | 435,646 | 10,563,163 | 0.36% | 1.65% |
| 2036 | 437,132 | 10,734,341 | 0.34% | 1.62% |
| 2037 | 438,466 | 10,902,263 | 0.31% | 1.56% |
| 2038 | 439,670 | 11,066,143 | 0.27% | 1.5% |
| 2039 | 440,754 | 11,230,060 | 0.25% | 1.48% |
| 2040 | 441,687 | 11,398,391 | 0.21% | 1.5% |
| 2041 | 442,487 | 11,566,213 | 0.18% | 1.47% |
| 2042 | 443,200 | 11,728,787 | 0.16% | 1.41% |
| 2043 | 443,884 | 11,887,934 | 0.15% | 1.36% |
| 2044 | 444,457 | 12,049,424 | 0.13% | 1.36% |
| 2045 | 444,812 | 12,208,872 | 0.08% | 1.32% |
| 2046 | 445,028 | 12,363,446 | 0.05% | 1.27% |
| 2047 | 445,183 | 12,512,739 | 0.03% | 1.21% |
| 2048 | 445,283 | 12,659,609 | 0.02% | 1.17% |
| 2049 | 445,335 | 12,805,136 | 0.01% | 1.15% |
| 2050 | 445,330 | 12,948,320 | -0.001% | 1.12% |
From 2005 to 2015, the population of Iceland increased by 34,081 people (a 11.5% growth), while Sierra Leone gained 1,535,943 people (a 27.9% growth).
For the next 10 years, from 2015 to 2025, Iceland gained 82,155 (a 24.8% growth), while Sierra Leone's population increased by 1,924,277 (a 27.3% growth).
Iceland was ranked 172nd most populous country in 2005 and is still 172nd in 2025. Sierra Leone was ranked 106th in 2005 and ranked 102nd now.
The UN's World Population Prospects forecasts that with changing growth rate trends in 25 years (in 2050) Iceland's population will grow by 7.84% to 445,330 people with a rank change from 172nd to 173rd. The population of Sierra Leone will increase by 44.5% to 12,948,320 people and rank change from 102nd to 91st.
Biggest cities by population
|
|
|
|---|---|
| City | Population |
| Reykjavik | 140K |
| Kopavogur | 39.8K |
| Hafnarfjorur | 30.6K |
| Keflavik | 23.3K |
| Akureyri | 19.9K |
|
|
|
|---|---|
| City | Population |
| Freetown | 951K |
| Bo | 234K |
| Kenema | 188K |
Compare countries by 7 more topics
Population differences between Iceland and Sierra Leone
|
|
|
|
|---|---|---|
| Life expectancy | 83.2 years | 62.2 years |
| Average age | 38.8 years | 24.4 years |
| Median age | 37.1 years | 20.5 years |
| Male:Female ratio | 51.2:48.8 | 49.9:50.1 |
| Fertility rate | 1.59 births per woman | 3.79 births per woman |
| Population density | 10.4 ppl/mi² | 310 ppl/mi² |
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Growth rate visualization in other countries
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