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Population in Belgium compared to the Solomon Islands: Trends, Charts, Rankings

Updated on by Georank

The latest officially reported population of Belgium was 11,941,781 in 2025 vs 838,645 people in the Solomon Islands in 2025. In 2026, based on the adjusted UN estimation, the current Belgium's population is 11,967,185 people compared to 868,694 in the Solomon Islands.

Population statistics:

  • Belgium's population is 13.8 times bigger than the Solomon Islands'.
  • Belgium is ranked the 83rd most populous country in the world, while the Solomon Islands is the 161st.
  • The countries together account for 0.15% of the world: 0.14% for Belgium vs 0.01% for the Solomon Islands.
  • For the last 10 years, Belgium has had an average growth rate of +0.58% per year vs +2.83% in the Solomon Islands.
  • Since 2006, the population of Belgium has increased from 10.5M people to 12M (13.5% growth), while the Solomon Islands has grown from 492K to 869K (76.7% growth).

Belgium vs Solomon Islands: population by year and forecast

Belgium
Factual

Projection
Solomon Islands
Factual

Projection
1x
Year Population
Belgium Solomon Islands
2100 11,250,862 1,869,132
2099 11,269,247 1,865,051
2098 11,287,433 1,860,822
2097 11,303,694 1,856,197
2096 11,319,229 1,851,361
2095 11,335,187 1,846,006
2094 11,351,692 1,840,576
2093 11,367,258 1,834,659
2092 11,383,419 1,828,323
2091 11,397,881 1,821,781
2090 11,412,370 1,814,933
2089 11,426,889 1,807,885
2088 11,442,238 1,800,523
2087 11,457,739 1,792,919
2086 11,472,102 1,784,993
2085 11,485,745 1,776,798
2084 11,499,703 1,768,230
2083 11,513,055 1,759,388
2082 11,527,480 1,750,221
2081 11,539,632 1,740,741
2080 11,553,646 1,730,900
2079 11,566,656 1,720,938
2078 11,580,982 1,710,578
2077 11,593,809 1,699,838
2076 11,605,311 1,688,671
2075 11,617,264 1,677,384
2074 11,630,340 1,665,984
2073 11,643,635 1,654,063
2072 11,656,916 1,641,845
2071 11,670,459 1,629,270
2070 11,686,541 1,616,540
2069 11,702,841 1,603,485
2068 11,720,297 1,590,112
2067 11,737,631 1,576,525
2066 11,756,233 1,562,815
2065 11,776,031 1,548,873
2064 11,796,981 1,534,676
2063 11,818,873 1,520,167
2062 11,841,060 1,505,610
2061 11,864,790 1,490,754
2060 11,886,277 1,475,849
2059 11,907,924 1,460,639
2058 11,928,140 1,445,210
2057 11,951,275 1,429,794
2056 11,972,819 1,414,149
2055 11,992,614 1,398,271
2054 12,011,260 1,382,259
2053 12,029,602 1,366,025
2052 12,045,984 1,349,539
2051 12,059,458 1,332,975
2050 12,070,180 1,316,163
2049 12,079,277 1,299,210
2048 12,086,376 1,282,103
2047 12,091,336 1,264,854
2046 12,094,512 1,247,457
2045 12,096,264 1,229,853
2044 12,095,660 1,212,131
2043 12,094,445 1,194,206
2042 12,092,240 1,176,128
2041 12,088,320 1,158,032
2040 12,084,611 1,139,694
2039 12,080,011 1,120,879
2038 12,074,019 1,101,654
2037 12,067,048 1,082,017
2036 12,060,663 1,062,068
2035 12,054,093 1,041,799
2034 12,047,026 1,021,368
2033 12,038,587 1,000,876
2032 12,030,514 980,211
2031 12,022,079 959,672
2030 12,012,501 939,186
2029 12,000,773 918,810
2028 11,988,034 898,552
2027 11,974,384 878,392
2026 11,959,583 858,453
2025 11,941,781 838,645
2024 11,858,610 819,198
2023 11,779,946 800,005
2022 11,680,210 781,066
2021 11,586,195 762,591
2020 11,538,604 744,498
2019 11,488,980 728,147
2018 11,427,054 709,101
2017 11,375,158 685,672
2016 11,331,422 662,379
2015 11,274,196 639,415
2014 11,209,057 616,908
2013 11,159,407 594,945
2012 11,106,932 573,606
2011 11,038,264 552,945
2010 10,895,586 532,968
2009 10,796,493 518,141
2008 10,709,973 508,790
2007 10,625,700 500,156
2006 10,547,958 491,594
2005 10,478,617 483,080
2004 10,421,137 474,611
2003 10,376,133 466,154
2002 10,332,785 457,671
2001 10,286,570 449,125
2000 10,251,250 440,469
1999 10,226,419 430,500
1998 10,203,008 419,071
1997 10,181,245 407,474
1996 10,156,637 396,009
1995 10,136,811 384,733
1994 10,115,603 373,675
1993 10,084,475 362,839
1992 10,045,158 352,205
1991 10,004,486 341,738
1990 9,967,379 331,435
1989 9,937,697 321,282
1988 9,901,664 311,265
1987 9,870,234 301,414
1986 9,861,823 291,842
1985 9,858,308 282,455
1984 9,855,372 273,163
1983 9,855,520 264,068
1982 9,856,303 255,200
1981 9,858,982 246,555
1980 9,859,242 238,135
1979 9,848,382 229,953
1978 9,839,534 222,029
1977 9,830,358 214,418
1976 9,818,227 207,194
1975 9,800,700 200,744
1974 9,772,419 195,041
1973 9,741,720 189,774
1972 9,711,115 184,994
1971 9,673,162 180,637
1970 9,655,549 176,579
1969 9,646,032 172,476
1968 9,618,756 168,282
1967 9,580,991 164,245
1966 9,527,807 160,393
1965 9,463,667 156,686
1964 9,378,113 153,085
1963 9,289,770 149,589
1962 9,220,578 146,201
1961 9,183,948 142,912
1960 9,153,489 139,688

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/belgium/solomon-islands | CC BY

From 2006 to 2016, the population of Belgium increased by 783,464 people (a 7.43% growth), while the Solomon Islands gained 170,785 people (a 34.7% growth).

For the next 10 years, from 2016 to 2026, Belgium gained 635,763 people (a 5.61% growth), while the Solomon Islands' population increased by 206,315 people (a 31.1% growth).

Belgium was ranked 77th most populous country in 2006 and is 83rd in 2026. The Solomon Islands was ranked 165th in 2006 and ranked 161st now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Belgium's population will grow by 0.86% to 12,070,180 people with a rank change from 83rd to 92nd. The population of the Solomon Islands will increase by 51.5% to 1,316,163 people and rank change from 161st to 156th.

Belgium is projected to reach its peak in 2045 at 12.1M people compared to the peak of 1.87M people in 2100 for the Solomon Islands.

Population growth rate by year

Belgium
Factual

Projection
Solomon Islands
Factual

Projection
1x
Year Growth rate
Belgium Solomon Islands
2100 -0.16% 0.22%
2099 -0.16% 0.23%
2098 -0.14% 0.25%
2097 -0.14% 0.26%
2096 -0.14% 0.29%
2095 -0.15% 0.29%
2094 -0.14% 0.32%
2093 -0.14% 0.35%
2092 -0.13% 0.36%
2091 -0.13% 0.38%
2090 -0.13% 0.39%
2089 -0.13% 0.41%
2088 -0.14% 0.42%
2087 -0.13% 0.44%
2086 -0.12% 0.46%
2085 -0.12% 0.48%
2084 -0.12% 0.5%
2083 -0.13% 0.52%
2082 -0.11% 0.54%
2081 -0.12% 0.57%
2080 -0.11% 0.58%
2079 -0.12% 0.61%
2078 -0.11% 0.63%
2077 -0.1% 0.66%
2076 -0.1% 0.67%
2075 -0.11% 0.68%
2074 -0.11% 0.72%
2073 -0.11% 0.74%
2072 -0.12% 0.77%
2071 -0.14% 0.79%
2070 -0.14% 0.81%
2069 -0.15% 0.84%
2068 -0.15% 0.86%
2067 -0.16% 0.88%
2066 -0.17% 0.9%
2065 -0.18% 0.93%
2064 -0.19% 0.95%
2063 -0.19% 0.97%
2062 -0.2% 1%
2061 -0.18% 1.01%
2060 -0.18% 1.04%
2059 -0.17% 1.07%
2058 -0.19% 1.08%
2057 -0.18% 1.11%
2056 -0.17% 1.14%
2055 -0.16% 1.16%
2054 -0.15% 1.19%
2053 -0.14% 1.22%
2052 -0.11% 1.24%
2051 -0.09% 1.28%
2050 -0.08% 1.3%
2049 -0.06% 1.33%
2048 -0.04% 1.36%
2047 -0.03% 1.39%
2046 -0.01% 1.43%
2045 0.005% 1.46%
2044 0.01% 1.5%
2043 0.02% 1.54%
2042 0.03% 1.56%
2041 0.03% 1.61%
2040 0.04% 1.68%
2039 0.05% 1.75%
2038 0.06% 1.81%
2037 0.05% 1.88%
2036 0.05% 1.95%
2035 0.06% 2%
2034 0.07% 2.05%
2033 0.07% 2.11%
2032 0.07% 2.14%
2031 0.08% 2.18%
2030 0.1% 2.22%
2029 0.11% 2.25%
2028 0.11% 2.3%
2027 0.12% 2.32%
2026 0.15% 2.36%
2025 0.7% 2.37%
2024 0.67% 2.4%
2023 0.85% 2.42%
2022 0.81% 2.42%
2021 0.41% 2.43%
2020 0.43% 2.25%
2019 0.54% 2.69%
2018 0.46% 3.42%
2017 0.39% 3.52%
2016 0.51% 3.59%
2015 0.58% 3.65%
2014 0.44% 3.69%
2013 0.47% 3.72%
2012 0.62% 3.74%
2011 1.31% 3.75%
2010 0.92% 2.86%
2009 0.81% 1.84%
2008 0.79% 1.73%
2007 0.74% 1.74%
2006 0.66% 1.76%
2005 0.55% 1.78%
2004 0.43% 1.81%
2003 0.42% 1.85%
2002 0.45% 1.9%
2001 0.34% 1.97%
2000 0.24% 2.32%
1999 0.23% 2.73%
1998 0.21% 2.85%
1997 0.24% 2.9%
1996 0.2% 2.93%
1995 0.21% 2.96%
1994 0.31% 2.99%
1993 0.39% 3.02%
1992 0.41% 3.06%
1991 0.37% 3.11%
1990 0.3% 3.16%
1989 0.36% 3.22%
1988 0.32% 3.27%
1987 0.09% 3.28%
1986 0.04% 3.32%
1985 0.03% 3.4%
1984 -0.002% 3.44%
1983 -0.008% 3.47%
1982 -0.03% 3.51%
1981 -0.003% 3.54%
1980 0.11% 3.56%
1979 0.09% 3.57%
1978 0.09% 3.55%
1977 0.12% 3.49%
1976 0.18% 3.21%
1975 0.29% 2.92%
1974 0.32% 2.78%
1973 0.32% 2.58%
1972 0.39% 2.41%
1971 0.18% 2.3%
1970 0.1% 2.38%
1969 0.28% 2.49%
1968 0.39% 2.46%
1967 0.56% 2.4%
1966 0.68% 2.37%
1965 0.91% 2.35%
1964 0.95% 2.34%
1963 0.75% 2.32%
1962 0.4% 2.3%
1961 0.33% 2.31%

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/belgium/solomon-islands | CC BY

In 2025, the population of Belgium grew by 0.7%, while the Solomon Islands' population grew by 2.37%.

Live population counters

Belgium Solomon Islands
Current population
11967185
868694
Population rank 83/197 161/197
Percent of world population 0.14% 0.01%
One net population change
6.34 minutes
27.1 minutes
One birth every
4.82 minutes
24 minutes
One death every
4.67 minutes
2.1 hours
Daily growth/decline +228 +53
Annual growth/decline +83,171 +19,447
Annual growth/decline rate +0.7% +2.37%
Population growth rate rank 116/197 32/197
One migration net change every
16.5 minutes
5.39 hours
Annual migration change +31,989 +1,631
Net migration rank 28/196 59/196
Foreign-born residents 2,349,032 2,469
Foreign-born residents rank 30/195 192/195
Foreign-born share of population 20% 0.3%
Foreign-born share rank 30/195 184/195

Natural population change vs migration

Belgium
Natural

Migration
Solomon Islands
Natural

Migration
1x
Year Population change
Belgium Solomon Islands
Natural Migration Natural Migration
2025 - 31,989 - 1,631
2024 -3,557 36,243 17,715 1,610
2023 0 41,679 17,436 1,636
2022 -2,336 118,615 17,253 1,567
2021 5,793 24,017 16,626 1,499
2020 -12,692 43,777 16,488 1,556
2019 8,042 58,469 16,649 -1,990
2018 7,999 50,604 16,790 6,653
2017 10,238 37,981 16,897 6,513
2016 14,731 28,090 17,027 6,146
2015 11,274 63,536 16,909 5,853
2014 21,297 37,472 16,652 5,598
2013 16,739 28,066 16,038 5,631
2012 18,882 45,001 15,585 5,420
2011 25,388 52,464 15,095 5,219
2010 23,970 105,232 14,604 5,040
2009 23,752 97,175 14,381 -4,360
2008 22,491 66,470 14,225 -5,538
2007 23,376 59,911 13,963 -5,383
2006 21,096 53,574 13,799 -5,262
2005 15,718 50,576 13,568 -5,082
2004 16,673 35,143 13,444 -4,985
2003 7,263 34,472 13,344 -4,881
2002 7,233 39,404 13,195 -4,691
2001 11,315 34,924 13,061 -4,474
2000 12,302 13,952 12,938 -4,219
1999 9,203 16,849 12,809 -1,588
1998 9,183 12,517 12,658 -1,019
1997 12,218 10,262 12,478 -931
1996 12,188 15,684 12,328 -947
1995 11,150 1,937 12,124 -952
1994 12,139 17,636 11,771 -828
1993 14,118 18,542 11,396 -665
1992 20,090 25,941 11,029 -482
1991 22,010 27,038 10,789 -410
1990 19,935 8,299 10,561 -335
1989 13,912 7,301 10,354 -270
1988 14,853 3,929 10,142 -197
1987 11,844 3,525 9,943 -179
1986 5,917 2,964 9,656 -269
1985 2,958 2,165 9,534 -150
1984 4,927 1,697 9,299 -102
1983 2,956 1,252 9,011 -30
1982 7,885 1,100 8,720 40
1981 11,831 2,826 8,436 99
1980 10,845 11,482 8,156 151
1979 11,818 11,277 7,874 188
1978 7,872 10,828 7,598 174
1977 8,847 10,460 7,290 159
1976 1,964 10,360 7,058 -48
1975 0 9,652 6,635 -760
1974 7,818 8,924 6,612 -1,084
1973 11,690 8,684 6,343 -1,329
1972 18,451 8,384 6,074 -1,520
1971 21,281 7,992 5,814 -1,646
1970 23,173 19,393 5,575 -1,632
1969 21,221 20,072 5,444 -1,187
1968 20,199 19,809 5,285 -1,154
1967 31,618 19,492 5,151 -1,213
1966 36,206 18,985 5,028 -1,256
1965 39,748 18,243 4,885 -1,237
1964 51,580 17,687 4,747 -1,200
1963 41,804 16,355 4,571 -1,129
1962 42,414 14,829 4,408 -1,073
1961 52,349 10,566 4,257 -1,016
1960 40,275 9,893 4,119 -917

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

GeoRank.org/population/belgium/solomon-islands | CC BY

Over the last 10 years, 7.28% of the population change in Belgium is from natural causes (a gain of 39,492 people) and 92.7% is from migration (a gain of 503,011 people). In the Solomon Islands 84.5% is from natural causes (a gain of 169,790 people) and 15.5% is from migration (a gain of 31,043 people).

As of 2024, 2,349,032 residents or 20% of the population were not native-born in Belgium, compared to 2,469 people or 0.3% in the Solomon Islands.

Biggest cities by population

Belgium
City Population
Brussels 1.25M
Antwerp 529K
Ghent 273K
Charleroi 204K
Liege 195K
Schaerbeek 133K
Anderlecht 121K
Bruges 119K
Namur 115K
Leuven 101K
Solomon Islands
City Population
Honiara 84.5K
Auki 6.81K

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/belgium/solomon-islands | 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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