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Population in Belgium compared to Nauru: Trends, Charts, Rankings

Updated on by Georank team

The latest officially reported population of Belgium was 11,858,610 in 2024 vs 11,947 people in Nauru in 2024. In 2026, based on the adjusted UN estimation, the current Belgium's population is 11,902,714 people compared to 12,125 in Nauru.

Population statistics:

  • Belgium's population is 982 times bigger than Nauru's.
  • Belgium is ranked the 83rd most populous country in the world, while Nauru is the 195th.
  • The countries together account for 0.14% of the world: 0.14% for Belgium vs 0.0001% for Nauru.
  • For the last 10 years, Belgium has had an average growth rate of +0.55% per year vs +1.17% in Nauru.
  • Since 2006, the population of Belgium has increased from 10.5M people to 11.9M (12.8% growth), while Nauru has grown from 10K to 12.1K (20.8% growth).

Belgium vs Nauru: population by year and forecast

Belgium
Factual

Projection
Nauru
Factual

Projection
1x
Year Population
Belgium Nauru
2100 11,193,616 20,717
2099 11,211,908 20,686
2098 11,230,002 20,645
2097 11,246,180 20,605
2096 11,261,636 20,570
2095 11,277,513 20,535
2094 11,293,934 20,488
2093 11,309,421 20,432
2092 11,325,500 20,386
2091 11,339,887 20,341
2090 11,354,304 20,285
2089 11,368,748 20,219
2088 11,384,019 20,152
2087 11,399,441 20,096
2086 11,413,731 20,028
2085 11,427,305 19,959
2084 11,441,192 19,880
2083 11,454,476 19,796
2082 11,468,827 19,709
2081 11,480,917 19,611
2080 11,494,860 19,525
2079 11,507,804 19,420
2078 11,522,057 19,312
2077 11,534,819 19,206
2076 11,546,262 19,098
2075 11,558,154 18,986
2074 11,571,164 18,874
2073 11,584,391 18,758
2072 11,597,605 18,638
2071 11,611,079 18,535
2070 11,627,079 18,396
2069 11,643,296 18,289
2068 11,660,663 18,168
2067 11,677,909 18,025
2066 11,696,417 17,903
2065 11,716,114 17,777
2064 11,736,957 17,649
2063 11,758,738 17,524
2062 11,780,812 17,402
2061 11,804,421 17,267
2060 11,825,799 17,137
2059 11,847,336 17,013
2058 11,867,449 16,882
2057 11,890,466 16,752
2056 11,911,901 16,612
2055 11,931,594 16,472
2054 11,950,146 16,335
2053 11,968,395 16,193
2052 11,984,694 16,049
2051 11,998,099 15,888
2050 12,008,766 15,738
2049 12,017,817 15,572
2048 12,024,879 15,412
2047 12,029,815 15,241
2046 12,032,975 15,064
2045 12,034,718 14,895
2044 12,034,116 14,718
2043 12,032,908 14,546
2042 12,030,714 14,363
2041 12,026,814 14,180
2040 12,023,124 13,996
2039 12,018,547 13,827
2038 12,012,586 13,672
2037 12,005,650 13,513
2036 11,999,298 13,363
2035 11,992,761 13,196
2034 11,985,730 13,040
2033 11,977,334 12,894
2032 11,969,302 12,758
2031 11,960,910 12,625
2030 11,951,381 12,504
2029 11,939,712 12,386
2028 11,927,038 12,292
2027 11,913,457 12,182
2026 11,898,731 12,105
2025 11,881,020 12,030
2024 11,858,610 11,947
2023 11,779,946 11,875
2022 11,680,210 11,801
2021 11,586,195 11,709
2020 11,538,604 11,643
2019 11,488,980 11,587
2018 11,427,054 11,477
2017 11,375,158 11,324
2016 11,331,422 11,150
2015 11,274,196 10,954
2014 11,209,057 10,742
2013 11,159,407 10,517
2012 11,106,932 10,267
2011 11,038,264 10,098
2010 10,895,586 10,043
2009 10,796,493 10,016
2008 10,709,973 10,009
2007 10,625,700 10,020
2006 10,547,958 10,034
2005 10,478,617 10,049
2004 10,421,137 10,060
2003 10,376,133 10,059
2002 10,332,785 10,082
2001 10,286,570 10,130
2000 10,251,250 10,168
1999 10,226,419 10,187
1998 10,203,008 10,198
1997 10,181,245 10,197
1996 10,156,637 10,183
1995 10,136,811 10,165
1994 10,115,603 10,137
1993 10,084,475 10,102
1992 10,045,158 10,021
1991 10,004,486 9,850
1990 9,967,379 9,622
1989 9,937,697 9,390
1988 9,901,664 9,165
1987 9,870,234 8,946
1986 9,861,823 8,742
1985 9,858,308 8,551
1984 9,855,372 8,377
1983 9,855,520 8,216
1982 9,856,303 8,040
1981 9,858,982 7,839
1980 9,859,242 7,649
1979 9,848,382 7,468
1978 9,839,534 7,298
1977 9,830,358 7,163
1976 9,818,227 7,064
1975 9,800,700 6,987
1974 9,772,419 6,923
1973 9,741,720 6,866
1972 9,711,115 6,812
1971 9,673,162 6,762
1970 9,655,549 6,710
1969 9,646,032 6,581
1968 9,618,756 6,328
1967 9,580,991 6,135
1966 9,527,807 6,043
1965 9,463,667 5,832
1964 9,378,113 5,515
1963 9,289,770 5,226
1962 9,220,578 4,979
1961 9,183,948 4,774
1960 9,153,489 4,607

Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1960–2024, retrieved 2026-04-06).

GeoRank.org/population/belgium/nauru | CC BY

From 2006 to 2016, the population of Belgium increased by 783,464 people (a 7.43% growth), while Nauru gained 1,116 people (a 11.1% growth).

For the next 10 years, from 2016 to 2026, Belgium gained 571,292 people (a 5.04% growth), while Nauru's population increased by 975 people (a 8.74% growth).

Belgium was ranked 77th most populous country in 2006 and is 83rd in 2026. Nauru was ranked 196th in 2006 and ranked 195th now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Belgium's population will grow by 0.89% to 12,008,766 people with a rank change from 83rd to 92nd. The population of Nauru will increase by 29.8% to 15,738 people and rank change from 195th to 194th.

Belgium is projected to reach its peak in 2045 at 12M people compared to the peak of 20.7K people in 2100 for Nauru.

Population growth rate by year

Belgium
Factual

Projection
Nauru
Factual

Projection
1x
Year Growth rate
Belgium Nauru
2100 -0.16% 0.15%
2099 -0.16% 0.2%
2098 -0.14% 0.19%
2097 -0.14% 0.17%
2096 -0.14% 0.17%
2095 -0.15% 0.23%
2094 -0.14% 0.27%
2093 -0.14% 0.23%
2092 -0.13% 0.22%
2091 -0.13% 0.28%
2090 -0.13% 0.33%
2089 -0.13% 0.33%
2088 -0.14% 0.28%
2087 -0.13% 0.34%
2086 -0.12% 0.35%
2085 -0.12% 0.39%
2084 -0.12% 0.43%
2083 -0.13% 0.44%
2082 -0.11% 0.5%
2081 -0.12% 0.44%
2080 -0.11% 0.54%
2079 -0.12% 0.56%
2078 -0.11% 0.55%
2077 -0.1% 0.57%
2076 -0.1% 0.59%
2075 -0.11% 0.6%
2074 -0.11% 0.62%
2073 -0.11% 0.65%
2072 -0.12% 0.56%
2071 -0.14% 0.75%
2070 -0.14% 0.59%
2069 -0.15% 0.66%
2068 -0.15% 0.8%
2067 -0.16% 0.68%
2066 -0.17% 0.71%
2065 -0.18% 0.73%
2064 -0.19% 0.71%
2063 -0.19% 0.7%
2062 -0.2% 0.78%
2061 -0.18% 0.76%
2060 -0.18% 0.73%
2059 -0.17% 0.78%
2058 -0.19% 0.77%
2057 -0.18% 0.85%
2056 -0.17% 0.85%
2055 -0.16% 0.84%
2054 -0.15% 0.87%
2053 -0.14% 0.9%
2052 -0.11% 1.01%
2051 -0.09% 0.96%
2050 -0.08% 1.06%
2049 -0.06% 1.04%
2048 -0.04% 1.12%
2047 -0.03% 1.17%
2046 -0.01% 1.14%
2045 0.005% 1.2%
2044 0.01% 1.19%
2043 0.02% 1.27%
2042 0.03% 1.29%
2041 0.03% 1.32%
2040 0.04% 1.22%
2039 0.05% 1.14%
2038 0.06% 1.17%
2037 0.05% 1.12%
2036 0.05% 1.27%
2035 0.06% 1.19%
2034 0.07% 1.14%
2033 0.07% 1.06%
2032 0.07% 1.06%
2031 0.08% 0.96%
2030 0.1% 0.96%
2029 0.11% 0.77%
2028 0.11% 0.9%
2027 0.12% 0.64%
2026 0.15% 0.63%
2025 0.19% 0.7%
2024 0.67% 0.61%
2023 0.85% 0.63%
2022 0.81% 0.79%
2021 0.41% 0.57%
2020 0.43% 0.48%
2019 0.54% 0.96%
2018 0.46% 1.35%
2017 0.39% 1.56%
2016 0.51% 1.79%
2015 0.58% 1.97%
2014 0.44% 2.14%
2013 0.47% 2.43%
2012 0.62% 1.67%
2011 1.31% 0.55%
2010 0.92% 0.27%
2009 0.81% 0.07%
2008 0.79% -0.11%
2007 0.74% -0.14%
2006 0.66% -0.15%
2005 0.55% -0.11%
2004 0.43% 0.01%
2003 0.42% -0.23%
2002 0.45% -0.47%
2001 0.34% -0.37%
2000 0.24% -0.19%
1999 0.23% -0.11%
1998 0.21% 0.01%
1997 0.24% 0.14%
1996 0.2% 0.18%
1995 0.21% 0.28%
1994 0.31% 0.35%
1993 0.39% 0.81%
1992 0.41% 1.74%
1991 0.37% 2.37%
1990 0.3% 2.47%
1989 0.36% 2.45%
1988 0.32% 2.45%
1987 0.09% 2.33%
1986 0.04% 2.23%
1985 0.03% 2.08%
1984 -0.002% 1.96%
1983 -0.008% 2.19%
1982 -0.03% 2.56%
1981 -0.003% 2.48%
1980 0.11% 2.42%
1979 0.09% 2.33%
1978 0.09% 1.88%
1977 0.12% 1.4%
1976 0.18% 1.1%
1975 0.29% 0.92%
1974 0.32% 0.83%
1973 0.32% 0.79%
1972 0.39% 0.74%
1971 0.18% 0.77%
1970 0.1% 1.96%
1969 0.28% 4%
1968 0.39% 3.15%
1967 0.56% 1.52%
1966 0.68% 3.62%
1965 0.91% 5.75%
1964 0.95% 5.53%
1963 0.75% 4.96%
1962 0.4% 4.29%
1961 0.33% 3.62%

Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1961–2024, retrieved 2026-04-06).

GeoRank.org/population/belgium/nauru | CC BY

In 2024, the population of Belgium grew by 0.67%, while Nauru's population grew by 0.61%.

Live population counters

Belgium Nauru
Current population
11902714
12125
Population rank 83/197 195/197
Percent of world population 0.14% 0.0001%
One net population change
6.68 minutes
5.07 days
One birth every
4.75 minutes
1.21 days
One death every
4.75 minutes
4.1 days
Daily growth/decline +216 +0
Annual growth/decline +78,664 +72
Annual growth/decline rate +0.67% +0.61%
Population growth rate rank 119/197 126/197
One migration net change every
16.5 minutes
3 days
Annual migration change +31,989 -122
Net migration rank 28/196 82/196
Foreign-born residents 2,349,032 2,548
Foreign-born residents rank 30/195 191/195
Foreign-born share of population 20% 21.3%
Foreign-born share rank 30/195 29/195

Natural population change vs migration

Belgium
Natural

Migration
Nauru
Natural

Migration
1x
Year Population change
Belgium Nauru
Natural Migration Natural Migration
2025 - 31,989 - -122
2024 - 36,243 - -121
2023 0 41,679 213 -148
2022 -2,336 118,615 226 -144
2021 5,793 24,017 236 -137
2020 -12,692 43,777 246 -214
2019 8,042 58,469 255 -171
2018 7,999 50,604 265 -131
2017 10,238 37,981 279 -115
2016 14,731 28,090 289 -105
2015 11,274 63,536 291 -86
2014 21,297 37,472 290 -69
2013 16,739 28,066 291 -53
2012 18,882 45,001 292 -38
2011 25,388 52,464 291 -206
2010 23,970 105,232 281 -246
2009 23,752 97,175 261 -249
2008 22,491 66,470 240 -243
2007 23,376 59,911 222 -235
2006 21,096 53,574 209 -224
2005 15,718 50,576 204 -217
2004 16,673 35,143 202 -210
2003 7,263 34,472 201 -199
2002 7,233 39,404 200 -247
2001 11,315 34,924 203 -252
2000 12,302 13,952 207 -236
1999 9,203 16,849 212 -227
1998 9,183 12,517 214 -217
1997 12,218 10,262 218 -209
1996 12,188 15,684 221 -204
1995 11,150 1,937 225 -201
1994 12,139 17,636 229 -196
1993 14,118 18,542 235 -194
1992 20,090 25,941 237 -121
1991 22,010 27,038 225 0
1990 19,935 8,299 214 20
1989 13,912 7,301 204 24
1988 14,853 3,929 195 29
1987 11,844 3,525 186 27
1986 5,917 2,964 178 21
1985 2,958 2,165 171 8
1984 4,927 1,697 166 -2
1983 2,956 1,252 163 -5
1982 7,885 1,100 162 30
1981 11,831 2,826 157 44
1980 10,845 11,482 145 44
1979 11,818 11,277 130 48
1978 7,872 10,828 111 40
1977 8,847 10,460 89 32
1976 1,964 10,360 79 0
1975 0 9,652 70 0
1974 7,818 8,924 63 0
1973 11,690 8,684 57 0
1972 18,451 8,384 53 0
1971 21,281 7,992 50 0
1970 23,173 19,393 49 0
1969 21,221 20,072 71 132
1968 20,199 19,809 116 180
1967 31,618 19,492 117 -28
1966 36,206 18,985 123 -32
1965 39,748 18,243 113 218
1964 51,580 17,687 100 203
1963 41,804 16,355 88 181
1962 42,414 14,829 75 158
1961 52,349 10,566 70 120
1960 40,275 9,893 72 76

Data sources: World Bank | Health (1960–2025, retrieved 2026-04-06).

GeoRank.org/population/belgium/nauru | CC BY

Over the last 10 years, 11.3% of the population change in Belgium is from natural causes (a gain of 64,346 people) and 88.7% is from migration (a gain of 504,240 people). In Nauru 66.2% is from natural causes (a gain of 2,590 people) and 33.8% is from migration (a loss of 1,320 people).

As of 2024, 2,349,032 residents or 20% of the population were not native-born in Belgium, compared to 2,548 people or 21.3% in Nauru.

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
Nauru
City Population
Yaren 747

Compare countries by 7 more topics

Population map with other countries

1x

Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06); United Nations | World Population Prospects (1960–2026, retrieved 2026-03-10); U.S. Census Bureau (1960–2025, retrieved 2026-02-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20).

GeoRank.org/population/belgium/nauru | CC BY

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Data sources:

  1. World Bank | Health (1960–2025, retrieved 2026-04-06)
  2. United Nations | World Population Prospects (1960–2100, retrieved 2026-03-10)
  3. U.S. Census Bureau (1960–2025, retrieved 2026-02-08)
  4. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)
  5. Wikidata (2026, retrieved 2026-02-08)

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