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

Updated on by Georank team

The latest officially reported population of Belgium was 11,858,610 in 2024 vs 68,560,157 people in Tanzania in 2024. In 2026, based on the adjusted UN estimation, the current Belgium's population is 11,902,714 people compared to 73,145,892 in Tanzania.

Population statistics:

  • Tanzania's population is 6.15 times bigger than Belgium's.
  • Belgium is ranked the 83rd most populous country in the world, while Tanzania is the 20th.
  • The countries together account for 1.03% of the world: 0.14% for Belgium vs 0.88% for Tanzania.
  • For the last 10 years, Belgium has had an average growth rate of +0.55% per year vs +3.13% in Tanzania.
  • Since 2006, the population of Belgium has increased from 10.5M people to 11.9M (12.8% growth), while Tanzania has grown from 40.3M to 73.1M (81.5% growth).

Belgium vs Tanzania: population by year and forecast

Belgium
Factual

Projection
Tanzania
Factual

Projection
1x
Year Population
Belgium Tanzania
2100 11,193,616 265,496,854
2099 11,211,908 263,162,785
2098 11,230,002 260,809,535
2097 11,246,180 258,412,520
2096 11,261,636 255,996,677
2095 11,277,513 253,567,416
2094 11,293,934 251,119,386
2093 11,309,421 248,628,881
2092 11,325,500 246,107,108
2091 11,339,887 243,557,182
2090 11,354,304 241,002,065
2089 11,368,748 238,416,591
2088 11,384,019 235,797,530
2087 11,399,441 233,167,455
2086 11,413,731 230,496,041
2085 11,427,305 227,800,292
2084 11,441,192 225,111,530
2083 11,454,476 222,421,279
2082 11,468,827 219,718,263
2081 11,480,917 216,995,478
2080 11,494,860 214,255,926
2079 11,507,804 211,486,253
2078 11,522,057 208,708,063
2077 11,534,819 205,918,120
2076 11,546,262 203,106,125
2075 11,558,154 200,297,474
2074 11,571,164 197,468,017
2073 11,584,391 194,642,633
2072 11,597,605 191,824,103
2071 11,611,079 188,992,017
2070 11,627,079 186,152,377
2069 11,643,296 183,311,218
2068 11,660,663 180,475,586
2067 11,677,909 177,639,469
2066 11,696,417 174,803,090
2065 11,716,114 171,913,445
2064 11,736,957 169,064,549
2063 11,758,738 166,217,933
2062 11,780,812 163,370,044
2061 11,804,421 160,537,159
2060 11,825,799 157,722,273
2059 11,847,336 154,920,005
2058 11,867,449 152,120,539
2057 11,890,466 149,325,489
2056 11,911,901 146,519,472
2055 11,931,594 143,736,540
2054 11,950,146 140,983,905
2053 11,968,395 138,262,668
2052 11,984,694 135,553,723
2051 11,998,099 132,851,383
2050 12,008,766 130,157,751
2049 12,017,817 127,495,278
2048 12,024,879 124,821,109
2047 12,029,815 122,158,290
2046 12,032,975 119,522,516
2045 12,034,718 116,914,785
2044 12,034,116 114,329,740
2043 12,032,908 111,776,234
2042 12,030,714 109,241,835
2041 12,026,814 106,748,632
2040 12,023,124 104,272,418
2039 12,018,547 101,814,304
2038 12,012,586 99,380,232
2037 12,005,650 96,983,729
2036 11,999,298 94,601,865
2035 11,992,761 92,257,269
2034 11,985,730 89,929,444
2033 11,977,334 87,654,982
2032 11,969,302 85,409,993
2031 11,960,910 83,180,507
2030 11,951,381 80,997,163
2029 11,939,712 78,838,461
2028 11,927,038 76,730,649
2027 11,913,457 74,647,063
2026 11,898,731 72,589,279
2025 11,881,020 70,552,589
2024 11,858,610 68,560,157
2023 11,779,946 66,617,606
2022 11,680,210 64,711,821
2021 11,586,195 62,830,412
2020 11,538,604 60,972,798
2019 11,488,980 59,174,891
2018 11,427,054 57,437,145
2017 11,375,158 55,652,890
2016 11,331,422 53,824,013
2015 11,274,196 52,020,962
2014 11,209,057 50,351,512
2013 11,159,407 48,824,128
2012 11,106,932 47,374,260
2011 11,038,264 46,029,367
2010 10,895,586 44,758,488
2009 10,796,493 43,633,982
2008 10,709,973 42,570,728
2007 10,625,700 41,435,512
2006 10,547,958 40,294,902
2005 10,478,617 39,182,076
2004 10,421,137 38,109,668
2003 10,376,133 37,089,555
2002 10,332,785 36,121,304
2001 10,286,570 35,198,299
2000 10,251,250 34,260,139
1999 10,226,419 33,300,330
1998 10,203,008 32,420,458
1997 10,181,245 31,578,089
1996 10,156,637 30,945,762
1995 10,136,811 30,383,497
1994 10,115,603 29,442,356
1993 10,084,475 28,332,692
1992 10,045,158 27,457,588
1991 10,004,486 26,780,436
1990 9,967,379 26,110,207
1989 9,937,697 25,438,759
1988 9,901,664 24,769,686
1987 9,870,234 24,030,378
1986 9,861,823 23,258,959
1985 9,858,308 22,501,693
1984 9,855,372 21,779,066
1983 9,855,520 21,079,874
1982 9,856,303 20,398,571
1981 9,858,982 19,784,703
1980 9,859,242 19,189,769
1979 9,848,382 18,592,038
1978 9,839,534 17,976,566
1977 9,830,358 17,352,929
1976 9,818,227 16,736,211
1975 9,800,700 16,138,361
1974 9,772,419 15,561,630
1973 9,741,720 15,010,101
1972 9,711,115 14,479,308
1971 9,673,162 13,971,451
1970 9,655,549 13,492,677
1969 9,646,032 13,036,700
1968 9,618,756 12,602,076
1967 9,580,991 12,200,109
1966 9,527,807 11,827,459
1965 9,463,667 11,470,728
1964 9,378,113 11,127,826
1963 9,289,770 10,799,528
1962 9,220,578 10,487,756
1961 9,183,948 10,187,886
1960 9,153,489 9,901,419

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/tanzania | CC BY

From 2006 to 2016, the population of Belgium increased by 783,464 people (a 7.43% growth), while Tanzania gained 13,529,111 people (a 33.6% growth).

For the next 10 years, from 2016 to 2026, Belgium gained 571,292 people (a 5.04% growth), while Tanzania's population increased by 19,321,879 people (a 35.9% growth).

Belgium was ranked 77th most populous country in 2006 and is 83rd in 2026. Tanzania was ranked 30th in 2006 and ranked 20th 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 Tanzania will increase by 77.9% to 130,157,751 people and rank change from 20th to 15th.

Belgium is projected to reach its peak in 2045 at 12M people compared to the peak of 265M people in 2100 for Tanzania.

Population growth rate by year

Belgium
Factual

Projection
Tanzania
Factual

Projection
1x
Year Growth rate
Belgium Tanzania
2100 -0.16% 0.89%
2099 -0.16% 0.9%
2098 -0.14% 0.93%
2097 -0.14% 0.94%
2096 -0.14% 0.96%
2095 -0.15% 0.97%
2094 -0.14% 1%
2093 -0.14% 1.02%
2092 -0.13% 1.05%
2091 -0.13% 1.06%
2090 -0.13% 1.08%
2089 -0.13% 1.11%
2088 -0.14% 1.13%
2087 -0.13% 1.16%
2086 -0.12% 1.18%
2085 -0.12% 1.19%
2084 -0.12% 1.21%
2083 -0.13% 1.23%
2082 -0.11% 1.25%
2081 -0.12% 1.28%
2080 -0.11% 1.31%
2079 -0.12% 1.33%
2078 -0.11% 1.35%
2077 -0.1% 1.38%
2076 -0.1% 1.4%
2075 -0.11% 1.43%
2074 -0.11% 1.45%
2073 -0.11% 1.47%
2072 -0.12% 1.5%
2071 -0.14% 1.53%
2070 -0.14% 1.55%
2069 -0.15% 1.57%
2068 -0.15% 1.6%
2067 -0.16% 1.62%
2066 -0.17% 1.68%
2065 -0.18% 1.69%
2064 -0.19% 1.71%
2063 -0.19% 1.74%
2062 -0.2% 1.76%
2061 -0.18% 1.78%
2060 -0.18% 1.81%
2059 -0.17% 1.84%
2058 -0.19% 1.87%
2057 -0.18% 1.92%
2056 -0.17% 1.94%
2055 -0.16% 1.95%
2054 -0.15% 1.97%
2053 -0.14% 2%
2052 -0.11% 2.03%
2051 -0.09% 2.07%
2050 -0.08% 2.09%
2049 -0.06% 2.14%
2048 -0.04% 2.18%
2047 -0.03% 2.21%
2046 -0.01% 2.23%
2045 0.005% 2.26%
2044 0.01% 2.28%
2043 0.02% 2.32%
2042 0.03% 2.34%
2041 0.03% 2.37%
2040 0.04% 2.41%
2039 0.05% 2.45%
2038 0.06% 2.47%
2037 0.05% 2.52%
2036 0.05% 2.54%
2035 0.06% 2.59%
2034 0.07% 2.59%
2033 0.07% 2.63%
2032 0.07% 2.68%
2031 0.08% 2.7%
2030 0.1% 2.74%
2029 0.11% 2.75%
2028 0.11% 2.79%
2027 0.12% 2.83%
2026 0.15% 2.89%
2025 0.19% 2.91%
2024 0.67% 2.92%
2023 0.85% 2.95%
2022 0.81% 2.99%
2021 0.41% 3.05%
2020 0.43% 3.04%
2019 0.54% 3.03%
2018 0.46% 3.21%
2017 0.39% 3.4%
2016 0.51% 3.47%
2015 0.58% 3.32%
2014 0.44% 3.13%
2013 0.47% 3.06%
2012 0.62% 2.92%
2011 1.31% 2.84%
2010 0.92% 2.58%
2009 0.81% 2.5%
2008 0.79% 2.74%
2007 0.74% 2.83%
2006 0.66% 2.84%
2005 0.55% 2.81%
2004 0.43% 2.75%
2003 0.42% 2.68%
2002 0.45% 2.62%
2001 0.34% 2.74%
2000 0.24% 2.88%
1999 0.23% 2.71%
1998 0.21% 2.67%
1997 0.24% 2.04%
1996 0.2% 1.85%
1995 0.21% 3.2%
1994 0.31% 3.92%
1993 0.39% 3.19%
1992 0.41% 2.53%
1991 0.37% 2.57%
1990 0.3% 2.64%
1989 0.36% 2.7%
1988 0.32% 3.08%
1987 0.09% 3.32%
1986 0.04% 3.37%
1985 0.03% 3.32%
1984 -0.002% 3.32%
1983 -0.008% 3.34%
1982 -0.03% 3.1%
1981 -0.003% 3.1%
1980 0.11% 3.21%
1979 0.09% 3.42%
1978 0.09% 3.59%
1977 0.12% 3.68%
1976 0.18% 3.7%
1975 0.29% 3.71%
1974 0.32% 3.67%
1973 0.32% 3.67%
1972 0.39% 3.63%
1971 0.18% 3.55%
1970 0.1% 3.5%
1969 0.28% 3.45%
1968 0.39% 3.29%
1967 0.56% 3.15%
1966 0.68% 3.11%
1965 0.91% 3.08%
1964 0.95% 3.04%
1963 0.75% 2.97%
1962 0.4% 2.94%
1961 0.33% 2.89%

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/tanzania | CC BY

In 2024, the population of Belgium grew by 0.67%, while Tanzania's population grew by 2.92%.

Live population counters

Belgium Tanzania
Current population
11902714
73145892
Population rank 83/197 20/197
Percent of world population 0.14% 0.88%
One net population change
6.68 minutes
16.2 seconds
One birth every
4.75 minutes
13.4 seconds
One death every
4.75 minutes
1.36 minutes
Daily growth/decline +216 +5,322
Annual growth/decline +78,664 +1,942,551
Annual growth/decline rate +0.67% +2.92%
Population growth rate rank 119/197 18/197
One migration net change every
16.5 minutes
41.4 minutes
Annual migration change +31,989 -12,730
Net migration rank 28/196 139/196
Foreign-born residents 2,349,032 462,371
Foreign-born residents rank 30/195 83/195
Foreign-born share of population 20% 0.7%
Foreign-born share rank 30/195 167/195

Natural population change vs migration

Belgium
Natural

Migration
Tanzania
Natural

Migration
1x
Year Population change
Belgium Tanzania
Natural Migration Natural Migration
2025 - 31,989 - -12,730
2024 - 36,243 - -29,865
2023 0 41,679 1,960,623 -39,388
2022 -2,336 118,615 1,927,960 -37,557
2021 5,793 24,017 1,880,137 -7,704
2020 -12,692 43,777 1,861,377 -18,587
2019 8,042 58,469 1,816,669 -63,602
2018 7,999 50,604 1,777,852 -55,444
2017 10,238 37,981 1,726,909 119,142
2016 14,731 28,090 1,659,502 152,194
2015 11,274 63,536 1,592,882 201,495
2014 21,297 37,472 1,565,630 -21,083
2013 16,739 28,066 1,509,008 1,241
2012 18,882 45,001 1,439,325 -49,875
2011 25,388 52,464 1,384,886 -84,546
2010 23,970 105,232 1,363,477 -122,020
2009 23,752 97,175 1,332,015 -324,478
2008 22,491 66,470 1,303,728 -184,816
2007 23,376 59,911 1,278,285 -126,793
2006 21,096 53,574 1,257,927 -128,231
2005 15,718 50,576 1,224,165 -128,251
2004 16,673 35,143 1,175,379 -126,490
2003 7,263 34,472 1,118,435 -127,101
2002 7,233 39,404 1,063,195 -118,047
2001 11,315 34,924 1,026,242 -125,375
2000 12,302 13,952 985,185 -9,701
1999 9,203 16,849 948,659 -4,489
1998 9,183 12,517 920,806 -105,184
1997 12,218 10,262 882,544 -13,400
1996 12,188 15,684 868,524 -473,007
1995 11,150 1,937 838,980 -109,971
1994 12,139 17,636 803,953 349,348
1993 14,118 18,542 778,044 288,004
1992 20,090 25,941 767,961 -83,825
1991 22,010 27,038 762,011 -91,851
1990 19,935 8,299 750,825 -80,529
1989 13,912 7,301 743,854 -71,268
1988 14,853 3,929 736,551 -71,012
1987 11,844 3,525 718,580 94,498
1986 5,917 2,964 705,677 24,101
1985 2,958 2,165 697,867 86,864
1984 4,927 1,697 687,435 -26,938
1983 2,956 1,252 679,720 58,161
1982 7,885 1,100 662,627 -37,883
1981 11,831 2,826 645,496 -42,485
1980 10,845 11,482 629,444 -42,588
1979 11,818 11,277 613,388 -4,792
1978 7,872 10,828 595,024 27,307
1977 8,847 10,460 574,938 49,997
1976 1,964 10,360 553,617 54,875
1975 0 9,652 533,906 53,290
1974 7,818 8,924 515,152 51,127
1973 11,690 8,684 488,429 48,363
1972 18,451 8,384 467,305 57,489
1971 21,281 7,992 449,014 41,900
1970 23,173 19,393 427,988 38,635
1969 21,221 20,072 408,322 37,006
1968 20,199 19,809 389,467 34,455
1967 31,618 19,492 374,763 5,265
1966 36,206 18,985 360,229 5,049
1965 39,748 18,243 343,456 4,742
1964 51,580 17,687 328,527 9,090
1963 41,804 16,355 314,644 4,333
1962 42,414 14,829 300,663 3,916
1961 52,349 10,566 286,839 8,338
1960 40,275 9,893 275,814 1,946

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

GeoRank.org/population/belgium/tanzania | 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 Tanzania 98.7% is from natural causes (a gain of 17,769,541 people) and 1.27% is from migration (a gain of 229,466 people).

As of 2024, 2,349,032 residents or 20% of the population were not native-born in Belgium, compared to 462,371 people or 0.7% in Tanzania.

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
Tanzania
City Population
Dar es Salaam 4.72M
Zanzibar 710K
Mwanza 706K
Mbeya 542K
Arusha 416K
Tanga 221K
Dodoma 214K
Morogoro 207K
Moshi 145K
Stone Town 18K

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/tanzania | 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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