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Population in Finland compared to Sierra Leone: Trends, Charts, Rankings

Updated on by Georank

The latest officially reported population of Finland was 5,646,436 in 2025 vs 8,819,794 people in Sierra Leone in 2025. In 2026, based on the adjusted UN estimation, the current Finland's population is 5,647,947 people compared to 9,090,531 in Sierra Leone.

Population statistics:

  • Sierra Leone's population is 1.61 times bigger than Finland's.
  • Finland is ranked the 120th most populous country in the world, while Sierra Leone is the 100th.
  • The countries together account for 0.18% of the world: 0.07% for Finland vs 0.11% for Sierra Leone.
  • For the last 10 years, Finland has had an average growth rate of +0.3% per year vs +2.29% in Sierra Leone.
  • Since 2006, the population of Finland has increased from 5.27M people to 5.65M (7.25% growth), while Sierra Leone has grown from 5.62M to 9.09M (61.6% growth).

Finland vs Sierra Leone: population by year and forecast

Finland
Factual

Projection
Sierra Leone
Factual

Projection
1x
Year Population
Finland Sierra Leone
2100 4,629,053 16,107,087
2099 4,645,228 16,121,940
2098 4,661,258 16,135,035
2097 4,676,964 16,149,905
2096 4,692,260 16,160,672
2095 4,707,633 16,169,304
2094 4,722,751 16,168,902
2093 4,738,088 16,173,609
2092 4,753,259 16,170,778
2091 4,768,754 16,163,901
2090 4,784,445 16,154,165
2089 4,799,982 16,142,526
2088 4,815,528 16,128,775
2087 4,831,523 16,112,585
2086 4,847,503 16,085,549
2085 4,863,391 16,064,212
2084 4,878,695 16,040,563
2083 4,894,099 16,006,923
2082 4,909,902 15,970,872
2081 4,925,741 15,930,880
2080 4,941,601 15,892,665
2079 4,957,156 15,850,728
2078 4,972,238 15,801,450
2077 4,987,486 15,750,408
2076 5,002,755 15,695,310
2075 5,017,572 15,635,345
2074 5,032,306 15,580,279
2073 5,046,593 15,512,655
2072 5,060,464 15,442,481
2071 5,074,179 15,370,747
2070 5,087,802 15,293,426
2069 5,101,058 15,212,664
2068 5,114,493 15,124,069
2067 5,127,889 15,028,190
2066 5,141,202 14,931,295
2065 5,155,429 14,833,794
2064 5,169,525 14,736,872
2063 5,183,843 14,638,180
2062 5,198,043 14,525,736
2061 5,212,670 14,420,068
2060 5,227,697 14,307,451
2059 5,242,988 14,194,972
2058 5,257,844 14,077,124
2057 5,273,628 13,957,197
2056 5,289,765 13,832,494
2055 5,305,934 13,702,508
2054 5,321,736 13,576,231
2053 5,337,053 13,440,929
2052 5,352,244 13,299,910
2051 5,367,229 13,152,910
2050 5,381,479 13,006,688
2049 5,395,348 12,863,637
2048 5,408,876 12,712,671
2047 5,422,100 12,566,944
2046 5,434,914 12,411,042
2045 5,447,770 12,254,651
2044 5,460,322 12,088,895
2043 5,473,016 11,928,393
2042 5,485,319 11,767,372
2041 5,497,690 11,599,942
2040 5,509,866 11,428,331
2039 5,522,256 11,259,845
2038 5,534,448 11,097,180
2037 5,546,603 10,928,754
2036 5,558,413 10,757,928
2035 5,569,919 10,582,918
2034 5,580,966 10,411,088
2033 5,591,512 10,238,503
2032 5,601,550 10,059,929
2031 5,611,269 9,881,109
2030 5,620,291 9,705,485
2029 5,628,791 9,529,493
2028 5,636,422 9,358,412
2027 5,643,240 9,177,288
2026 5,647,947 8,998,902
2025 5,646,436 8,819,794
2024 5,619,911 8,642,022
2023 5,583,911 8,460,512
2022 5,556,106 8,276,807
2021 5,541,017 8,094,602
2020 5,529,543 7,912,558
2019 5,521,606 7,731,991
2018 5,515,525 7,554,563
2017 5,508,214 7,379,299
2016 5,495,303 7,205,328
2015 5,479,531 7,037,655
2014 5,461,512 6,876,385
2013 5,438,972 6,714,051
2012 5,413,971 6,551,080
2011 5,388,272 6,387,251
2010 5,363,352 6,222,714
2009 5,338,871 6,055,646
2008 5,313,399 5,894,722
2007 5,288,720 5,749,352
2006 5,266,268 5,624,466
2005 5,246,096 5,501,712
2004 5,228,172 5,355,717
2003 5,213,014 5,177,687
2002 5,200,598 4,971,435
2001 5,188,008 4,692,716
2000 5,176,209 4,423,611
1999 5,165,474 4,318,043
1998 5,153,498 4,295,785
1997 5,139,835 4,253,716
1996 5,124,573 4,199,210
1995 5,107,790 4,179,179
1994 5,088,333 4,173,105
1993 5,066,447 4,157,130
1992 5,041,992 4,166,366
1991 5,013,740 4,246,267
1990 4,986,431 4,196,828
1989 4,964,371 4,034,037
1988 4,946,481 3,934,517
1987 4,932,123 3,829,718
1986 4,918,154 3,728,380
1985 4,902,206 3,638,438
1984 4,881,803 3,558,758
1983 4,855,787 3,481,646
1982 4,826,933 3,408,183
1981 4,799,964 3,338,940
1980 4,779,535 3,272,089
1979 4,764,690 3,207,499
1978 4,752,528 3,145,517
1977 4,738,902 3,085,354
1976 4,725,664 3,028,820
1975 4,711,440 2,974,657
1974 4,690,574 2,920,459
1973 4,666,081 2,866,955
1972 4,639,657 2,814,388
1971 4,612,124 2,763,222
1970 4,606,307 2,712,286
1969 4,623,785 2,661,365
1968 4,626,469 2,611,532
1967 4,605,744 2,562,384
1966 4,580,869 2,514,638
1965 4,563,732 2,468,666
1964 4,548,543 2,424,390
1963 4,523,309 2,382,258
1962 4,491,443 2,342,242
1961 4,461,005 2,304,227
1960 4,429,634 2,268,356

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/finland/sierra-leone | CC BY

From 2006 to 2016, the population of Finland increased by 229,035 people (a 4.35% growth), while Sierra Leone gained 1,580,862 people (a 28.1% growth).

For the next 10 years, from 2016 to 2026, Finland gained 152,644 people (a 2.78% growth), while Sierra Leone's population increased by 1,885,203 people (a 26.2% growth).

Finland was ranked 111th most populous country in 2006 and is 120th in 2026. Sierra Leone was ranked 105th in 2006 and ranked 100th now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Finland's population will shrink by 4.72% to 5,381,479 people with a rank change from 120th to 126th. The population of Sierra Leone will increase by 43.1% to 13,006,688 people and rank change from 100th to 91st.

Finland is projected to reach its peak in 2026 at 5.65M people compared to the peak of 16.2M people in 2093 for Sierra Leone.

Population growth rate by year

Finland
Factual

Projection
Sierra Leone
Factual

Projection
1x
Year Growth rate
Finland Sierra Leone
2100 -0.35% -0.09%
2099 -0.34% -0.08%
2098 -0.34% -0.09%
2097 -0.33% -0.07%
2096 -0.33% -0.05%
2095 -0.32% 0.002%
2094 -0.32% -0.03%
2093 -0.32% 0.02%
2092 -0.32% 0.04%
2091 -0.33% 0.06%
2090 -0.32% 0.07%
2089 -0.32% 0.09%
2088 -0.33% 0.1%
2087 -0.33% 0.17%
2086 -0.33% 0.13%
2085 -0.31% 0.15%
2084 -0.31% 0.21%
2083 -0.32% 0.23%
2082 -0.32% 0.25%
2081 -0.32% 0.24%
2080 -0.31% 0.26%
2079 -0.3% 0.31%
2078 -0.31% 0.32%
2077 -0.31% 0.35%
2076 -0.3% 0.38%
2075 -0.29% 0.35%
2074 -0.28% 0.44%
2073 -0.27% 0.45%
2072 -0.27% 0.47%
2071 -0.27% 0.51%
2070 -0.26% 0.53%
2069 -0.26% 0.59%
2068 -0.26% 0.64%
2067 -0.26% 0.65%
2066 -0.28% 0.66%
2065 -0.27% 0.66%
2064 -0.28% 0.67%
2063 -0.27% 0.77%
2062 -0.28% 0.73%
2061 -0.29% 0.79%
2060 -0.29% 0.79%
2059 -0.28% 0.84%
2058 -0.3% 0.86%
2057 -0.31% 0.9%
2056 -0.3% 0.95%
2055 -0.3% 0.93%
2054 -0.29% 1.01%
2053 -0.28% 1.06%
2052 -0.28% 1.12%
2051 -0.26% 1.12%
2050 -0.26% 1.11%
2049 -0.25% 1.19%
2048 -0.24% 1.16%
2047 -0.24% 1.26%
2046 -0.24% 1.28%
2045 -0.23% 1.37%
2044 -0.23% 1.35%
2043 -0.22% 1.37%
2042 -0.23% 1.44%
2041 -0.22% 1.5%
2040 -0.22% 1.5%
2039 -0.22% 1.47%
2038 -0.22% 1.54%
2037 -0.21% 1.59%
2036 -0.21% 1.65%
2035 -0.2% 1.65%
2034 -0.19% 1.69%
2033 -0.18% 1.78%
2032 -0.17% 1.81%
2031 -0.16% 1.81%
2030 -0.15% 1.85%
2029 -0.14% 1.83%
2028 -0.12% 1.97%
2027 -0.08% 1.98%
2026 0.03% 2.03%
2025 0.47% 2.06%
2024 0.64% 2.15%
2023 0.5% 2.22%
2022 0.27% 2.25%
2021 0.21% 2.3%
2020 0.14% 2.34%
2019 0.11% 2.35%
2018 0.13% 2.38%
2017 0.23% 2.41%
2016 0.29% 2.38%
2015 0.33% 2.35%
2014 0.41% 2.42%
2013 0.46% 2.49%
2012 0.48% 2.56%
2011 0.46% 2.64%
2010 0.46% 2.76%
2009 0.48% 2.73%
2008 0.47% 2.53%
2007 0.43% 2.22%
2006 0.38% 2.23%
2005 0.34% 2.73%
2004 0.29% 3.44%
2003 0.24% 4.15%
2002 0.24% 5.94%
2001 0.23% 6.08%
2000 0.21% 2.44%
1999 0.23% 0.52%
1998 0.27% 0.99%
1997 0.3% 1.3%
1996 0.33% 0.48%
1995 0.38% 0.15%
1994 0.43% 0.38%
1993 0.49% -0.22%
1992 0.56% -1.88%
1991 0.55% 1.18%
1990 0.44% 4.04%
1989 0.36% 2.53%
1988 0.29% 2.74%
1987 0.28% 2.72%
1986 0.33% 2.47%
1985 0.42% 2.24%
1984 0.54% 2.21%
1983 0.6% 2.16%
1982 0.56% 2.07%
1981 0.43% 2.04%
1980 0.31% 2.01%
1979 0.26% 1.97%
1978 0.29% 1.95%
1977 0.28% 1.87%
1976 0.3% 1.82%
1975 0.44% 1.86%
1974 0.52% 1.87%
1973 0.57% 1.87%
1972 0.6% 1.85%
1971 0.13% 1.88%
1970 -0.38% 1.91%
1969 -0.06% 1.91%
1968 0.45% 1.92%
1967 0.54% 1.9%
1966 0.38% 1.86%
1965 0.33% 1.83%
1964 0.56% 1.77%
1963 0.71% 1.71%
1962 0.68% 1.65%
1961 0.71% 1.58%

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/finland/sierra-leone | CC BY

In 2025, the population of Finland grew by 0.47%, while Sierra Leone's population grew by 2.06%.

Live population counters

Finland Sierra Leone
Current population
5647947
9090531
Population rank 120/197 100/197
Percent of world population 0.07% 0.11%
One net population change
19.9 minutes
2.96 minutes
One birth every
12 minutes
2.02 minutes
One death every
8.99 minutes
7.41 minutes
Daily growth/decline +73 +487
Annual growth/decline +26,525 +177,772
Annual growth/decline rate +0.47% +2.06%
Population growth rate rank 130/197 47/197
One migration net change every
28.9 minutes
46.6 minutes
Annual migration change +18,246 -11,309
Net migration rank 33/196 136/196
Foreign-born residents 514,432 49,997
Foreign-born residents rank 79/195 151/195
Foreign-born share of population 9.2% 0.6%
Foreign-born share rank 69/195 174/195

Natural population change vs migration

Finland
Natural

Migration
Sierra Leone
Natural

Migration
1x
Year Population change
Finland Sierra Leone
Natural Migration Natural Migration
2025 - 18,246 - -11,309
2024 -14,612 26,894 189,234 -11,000
2023 -17,869 38,156 188,788 -4,000
2022 -18,335 60,353 186,625 -4,000
2021 -7,757 22,484 183,326 -1,544
2020 -8,847 17,504 181,015 1,292
2019 -8,282 15,671 181,068 -2,238
2018 -7,170 11,822 178,772 -2,741
2017 -3,856 13,356 173,259 1,234
2016 -1,099 17,321 168,784 4,657
2015 2,740 12,655 162,275 -356
2014 4,915 15,915 160,137 485
2013 6,527 18,164 161,265 2,773
2012 7,579 17,894 160,915 988
2011 9,160 16,798 158,858 6,895
2010 10,191 14,080 155,338 7,983
2009 10,678 14,877 152,669 18,145
2008 10,627 15,626 149,855 1,182
2007 9,519 14,027 145,740 -6,042
2006 11,059 10,820 144,127 -34,052
2005 9,968 9,251 137,234 -1,805
2004 9,933 6,956 132,661 23,897
2003 7,819 5,929 130,312 69,185
2002 6,241 5,255 126,429 86,578
2001 7,263 6,241 116,647 227,791
2000 7,765 2,497 110,754 83,013
1999 7,748 3,604 102,295 -84,926
1998 7,730 4,417 103,906 -76,766
1997 9,766 4,925 105,433 -48,437
1996 11,274 3,757 104,140 -52,110
1995 13,791 4,325 100,885 -112,857
1994 17,300 3,834 101,486 -77,371
1993 13,679 9,036 103,317 -95,476
1992 16,639 9,356 103,251 -129,565
1991 16,044 14,515 105,477 -238,965
1990 15,458 8,920 100,778 131,587
1989 14,396 5,775 98,298 -5,079
1988 14,344 1,765 96,344 9,470
1987 11,837 831 94,235 9,558
1986 13,279 1,491 90,902 7,992
1985 14,707 2,416 88,869 -7,873
1984 20,015 3,972 87,072 -8,708
1983 21,851 6,925 84,628 -8,783
1982 22,686 7,109 82,457 -11,379
1981 18,720 5,287 80,111 -12,699
1980 18,640 -2,212 77,932 -11,641
1979 19,535 -6,612 75,992 -13,095
1978 20,436 -9,348 74,130 -13,073
1977 21,799 -5,697 71,663 -12,399
1976 21,738 -11,843 69,506 -15,686
1975 21,673 -3,807 67,560 -13,058
1974 17,824 5,891 65,357 -11,473
1973 13,532 11,558 62,443 -9,322
1972 14,847 12,613 60,279 -8,267
1971 15,220 12,286 58,484 -8,162
1970 20,268 -36,579 56,513 -4,957
1969 21,732 -42,207 54,768 -4,485
1968 28,684 -15,561 53,126 -3,743
1967 33,622 -5,353 51,734 -2,819
1966 34,356 -12,059 49,486 -2,911
1965 33,771 -21,731 47,223 -1,851
1964 38,208 -20,414 45,487 -2,308
1963 40,258 -7,624 43,569 -2,480
1962 38,627 -6,852 41,603 -2,658
1961 41,487 -11,828 40,022 -2,947
1960 42,082 -9,489 38,192 -3,528

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

GeoRank.org/population/finland/sierra-leone | CC BY

Over the last 10 years, 26.5% of the population change in Finland is from natural causes (a loss of 85,087 people) and 73.5% is from migration (a gain of 236,216 people). In Sierra Leone 99% is from natural causes (a gain of 1,793,146 people) and 1.03% is from migration (a loss of 18,696 people).

As of 2024, 514,432 residents or 9.2% of the population were not native-born in Finland, compared to 49,997 people or 0.6% in Sierra Leone.

Biggest cities by population

Finland
City Population
Helsinki 694K
Espoo 326K
Tampere 255K
Vantaa 248K
Oulu 217K
Turku 210K
Jyvaskyla 150K
Kuopio 127K
Lahti 122K
Pori 83K
Sierra Leone
City Population
Freetown 951K
Bo 234K
Kenema 188K

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/finland/sierra-leone | 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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