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

Updated on by Georank team

The latest officially reported population of Spain was 48,848,840 in 2024 vs 68,560,157 people in Tanzania in 2024. In 2026, based on the adjusted UN estimation, the current Spain's population is 48,806,901 people compared to 73,145,892 in Tanzania.

Population statistics:

  • Tanzania's population is 1.5 times bigger than Spain's.
  • Spain is ranked the 32nd most populous country in the world, while Tanzania is the 20th.
  • The countries together account for 1.47% of the world: 0.59% for Spain vs 0.88% for Tanzania.
  • For the last 10 years, Spain has had an average growth rate of +0.43% per year vs +3.13% in Tanzania.
  • Since 2006, the population of Spain has increased from 44.4M people to 48.8M (9.93% growth), while Tanzania has grown from 40.3M to 73.1M (81.5% growth).

Spain vs Tanzania: population by year and forecast

Spain
Factual

Projection
Tanzania
Factual

Projection
1x
Year Population
Spain Tanzania
2100 33,862,981 265,496,854
2099 34,039,965 263,162,785
2098 34,215,187 260,809,535
2097 34,387,116 258,412,520
2096 34,552,002 255,996,677
2095 34,719,411 253,567,416
2094 34,882,039 251,119,386
2093 35,044,043 248,628,881
2092 35,204,657 246,107,108
2091 35,366,895 243,557,182
2090 35,535,838 241,002,065
2089 35,707,942 238,416,591
2088 35,877,681 235,797,530
2087 36,043,209 233,167,455
2086 36,210,710 230,496,041
2085 36,386,207 227,800,292
2084 36,564,622 225,111,530
2083 36,749,680 222,421,279
2082 36,936,644 219,718,263
2081 37,133,976 216,995,478
2080 37,337,517 214,255,926
2079 37,551,557 211,486,253
2078 37,771,135 208,708,063
2077 38,002,963 205,918,120
2076 38,249,247 203,106,125
2075 38,506,040 200,297,474
2074 38,777,715 197,468,017
2073 39,056,249 194,642,633
2072 39,348,447 191,824,103
2071 39,642,346 188,992,017
2070 39,949,413 186,152,377
2069 40,256,590 183,311,218
2068 40,575,543 180,475,586
2067 40,893,798 177,639,469
2066 41,218,263 174,803,090
2065 41,543,254 171,913,445
2064 41,878,338 169,064,549
2063 42,208,320 166,217,933
2062 42,542,893 163,370,044
2061 42,874,096 160,537,159
2060 43,191,452 157,722,273
2059 43,506,737 154,920,005
2058 43,809,907 152,120,539
2057 44,112,668 149,325,489
2056 44,415,689 146,519,472
2055 44,691,749 143,736,540
2054 44,958,971 140,983,905
2053 45,223,225 138,262,668
2052 45,470,541 135,553,723
2051 45,695,307 132,851,383
2050 45,911,520 130,157,751
2049 46,127,777 127,495,278
2048 46,322,244 124,821,109
2047 46,510,152 122,158,290
2046 46,687,914 119,522,516
2045 46,858,778 116,914,785
2044 47,016,278 114,329,740
2043 47,158,325 111,776,234
2042 47,301,091 109,241,835
2041 47,434,593 106,748,632
2040 47,563,236 104,272,418
2039 47,685,343 101,814,304
2038 47,798,797 99,380,232
2037 47,910,899 96,983,729
2036 48,020,350 94,601,865
2035 48,124,430 92,257,269
2034 48,220,051 89,929,444
2033 48,311,842 87,654,982
2032 48,402,470 85,409,993
2031 48,495,278 83,180,507
2030 48,579,920 80,997,163
2029 48,648,699 78,838,461
2028 48,707,969 76,730,649
2027 48,758,200 74,647,063
2026 48,806,901 72,589,279
2025 48,838,057 70,552,589
2024 48,848,840 68,560,157
2023 48,352,528 66,617,606
2022 47,786,102 64,711,821
2021 47,443,821 62,830,412
2020 47,359,424 60,972,798
2019 47,118,501 59,174,891
2018 46,782,011 57,437,145
2017 46,571,232 55,652,890
2016 46,458,139 53,824,013
2015 46,422,303 52,020,962
2014 46,460,733 50,351,512
2013 46,604,197 48,824,128
2012 46,773,055 47,374,260
2011 46,742,697 46,029,367
2010 46,576,897 44,758,488
2009 46,362,946 43,633,982
2008 45,954,106 42,570,728
2007 45,226,803 41,435,512
2006 44,397,319 40,294,902
2005 43,653,155 39,182,076
2004 42,921,895 38,109,668
2003 42,187,645 37,089,555
2002 41,431,558 36,121,304
2001 40,850,412 35,198,299
2000 40,567,864 34,260,139
1999 40,386,875 33,300,330
1998 40,223,509 32,420,458
1997 40,057,389 31,578,089
1996 39,889,852 30,945,762
1995 39,724,050 30,383,497
1994 39,549,108 29,442,356
1993 39,361,262 28,332,692
1992 39,157,685 27,457,588
1991 38,966,376 26,780,436
1990 38,867,322 26,110,207
1989 38,827,764 25,438,759
1988 38,766,939 24,769,686
1987 38,684,815 24,030,378
1986 38,584,624 23,258,959
1985 38,469,512 22,501,693
1984 38,330,364 21,779,066
1983 38,171,525 21,079,874
1982 37,986,012 20,398,571
1981 37,758,631 19,784,703
1980 37,491,165 19,189,769
1979 37,191,330 18,592,038
1978 36,864,898 17,976,566
1977 36,511,638 17,352,929
1976 36,137,812 16,736,211
1975 35,757,900 16,138,361
1974 35,373,335 15,561,630
1973 34,988,947 15,010,101
1972 34,604,469 14,479,308
1971 34,224,490 13,971,451
1970 33,814,531 13,492,677
1969 33,441,054 13,036,700
1968 33,113,134 12,602,076
1967 32,682,947 12,200,109
1966 32,283,194 11,827,459
1965 31,954,292 11,470,728
1964 31,609,195 11,127,826
1963 31,296,651 10,799,528
1962 31,023,366 10,487,756
1961 30,739,250 10,187,886
1960 30,455,000 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/spain/tanzania | CC BY

From 2006 to 2016, the population of Spain increased by 2,060,820 people (a 4.64% growth), while Tanzania gained 13,529,111 people (a 33.6% growth).

For the next 10 years, from 2016 to 2026, Spain gained 2,348,762 people (a 5.06% growth), while Tanzania's population increased by 19,321,879 people (a 35.9% growth).

Spain was ranked 28th most populous country in 2006 and is 32nd 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) Spain's population will shrink by 5.93% to 45,911,520 people with a rank change from 32nd to 47th. The population of Tanzania will increase by 77.9% to 130,157,751 people and rank change from 20th to 15th.

Tanzania is projected to reach its peak in 2100 at 265M people, while Spain's population already peaked in 2024 at 48.8M people and is projected to decrease to 33.9M people by 2100.

Population growth rate by year

Spain
Factual

Projection
Tanzania
Factual

Projection
1x
Year Growth rate
Spain Tanzania
2100 -0.52% 0.89%
2099 -0.51% 0.9%
2098 -0.5% 0.93%
2097 -0.48% 0.94%
2096 -0.48% 0.96%
2095 -0.47% 0.97%
2094 -0.46% 1%
2093 -0.46% 1.02%
2092 -0.46% 1.05%
2091 -0.48% 1.06%
2090 -0.48% 1.08%
2089 -0.47% 1.11%
2088 -0.46% 1.13%
2087 -0.46% 1.16%
2086 -0.48% 1.18%
2085 -0.49% 1.19%
2084 -0.5% 1.21%
2083 -0.51% 1.23%
2082 -0.53% 1.25%
2081 -0.55% 1.28%
2080 -0.57% 1.31%
2079 -0.58% 1.33%
2078 -0.61% 1.35%
2077 -0.64% 1.38%
2076 -0.67% 1.4%
2075 -0.7% 1.43%
2074 -0.71% 1.45%
2073 -0.74% 1.47%
2072 -0.74% 1.5%
2071 -0.77% 1.53%
2070 -0.76% 1.55%
2069 -0.79% 1.57%
2068 -0.78% 1.6%
2067 -0.79% 1.62%
2066 -0.78% 1.68%
2065 -0.8% 1.69%
2064 -0.78% 1.71%
2063 -0.79% 1.74%
2062 -0.77% 1.76%
2061 -0.73% 1.78%
2060 -0.72% 1.81%
2059 -0.69% 1.84%
2058 -0.69% 1.87%
2057 -0.68% 1.92%
2056 -0.62% 1.94%
2055 -0.59% 1.95%
2054 -0.58% 1.97%
2053 -0.54% 2%
2052 -0.49% 2.03%
2051 -0.47% 2.07%
2050 -0.47% 2.09%
2049 -0.42% 2.14%
2048 -0.4% 2.18%
2047 -0.38% 2.21%
2046 -0.36% 2.23%
2045 -0.33% 2.26%
2044 -0.3% 2.28%
2043 -0.3% 2.32%
2042 -0.28% 2.34%
2041 -0.27% 2.37%
2040 -0.26% 2.41%
2039 -0.24% 2.45%
2038 -0.23% 2.47%
2037 -0.23% 2.52%
2036 -0.22% 2.54%
2035 -0.2% 2.59%
2034 -0.19% 2.59%
2033 -0.19% 2.63%
2032 -0.19% 2.68%
2031 -0.17% 2.7%
2030 -0.14% 2.74%
2029 -0.12% 2.75%
2028 -0.1% 2.79%
2027 -0.1% 2.83%
2026 -0.06% 2.89%
2025 -0.02% 2.91%
2024 1.03% 2.92%
2023 1.19% 2.95%
2022 0.72% 2.99%
2021 0.18% 3.05%
2020 0.51% 3.04%
2019 0.72% 3.03%
2018 0.45% 3.21%
2017 0.24% 3.4%
2016 0.08% 3.47%
2015 -0.08% 3.32%
2014 -0.31% 3.13%
2013 -0.36% 3.06%
2012 0.06% 2.92%
2011 0.36% 2.84%
2010 0.46% 2.58%
2009 0.89% 2.5%
2008 1.61% 2.74%
2007 1.87% 2.83%
2006 1.7% 2.84%
2005 1.7% 2.81%
2004 1.74% 2.75%
2003 1.82% 2.68%
2002 1.42% 2.62%
2001 0.7% 2.74%
2000 0.45% 2.88%
1999 0.41% 2.71%
1998 0.41% 2.67%
1997 0.42% 2.04%
1996 0.42% 1.85%
1995 0.44% 3.2%
1994 0.48% 3.92%
1993 0.52% 3.19%
1992 0.49% 2.53%
1991 0.25% 2.57%
1990 0.1% 2.64%
1989 0.16% 2.7%
1988 0.21% 3.08%
1987 0.26% 3.32%
1986 0.3% 3.37%
1985 0.36% 3.32%
1984 0.42% 3.32%
1983 0.49% 3.34%
1982 0.6% 3.1%
1981 0.71% 3.1%
1980 0.81% 3.21%
1979 0.89% 3.42%
1978 0.97% 3.59%
1977 1.03% 3.68%
1976 1.06% 3.7%
1975 1.09% 3.71%
1974 1.1% 3.67%
1973 1.11% 3.67%
1972 1.11% 3.63%
1971 1.21% 3.55%
1970 1.12% 3.5%
1969 0.99% 3.45%
1968 1.32% 3.29%
1967 1.24% 3.15%
1966 1.03% 3.11%
1965 1.09% 3.08%
1964 1% 3.04%
1963 0.88% 2.97%
1962 0.92% 2.94%
1961 0.93% 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/spain/tanzania | CC BY

In 2024, the population of Spain grew by 1.03%, while Tanzania's population grew by 2.92%.

Live population counters

Spain Tanzania
Current population
48806901
73145892
Population rank 32/197 20/197
Percent of world population 0.59% 0.88%
One net population change
1.06 minutes
16.2 seconds
One birth every
1.62 minutes
13.4 seconds
One death every
1.21 minutes
1.36 minutes
Daily growth/decline +1,360 +5,322
Annual growth/decline +496,312 +1,942,551
Annual growth/decline rate +1.03% +2.92%
Population growth rate rank 100/197 18/197
One migration net change every
5.45 minutes
41.4 minutes
Annual migration change +96,630 -12,730
Net migration rank 17/196 139/196
Foreign-born residents 8,870,527 462,371
Foreign-born residents rank 6/195 83/195
Foreign-born share of population 18.5% 0.7%
Foreign-born share rank 32/195 167/195

Natural population change vs migration

Spain
Natural

Migration
Tanzania
Natural

Migration
1x
Year Population change
Spain Tanzania
Natural Migration Natural Migration
2025 - 96,630 - -12,730
2024 - 111,674 - -29,865
2023 -111,211 119,099 1,960,623 -39,388
2022 -133,801 299,779 1,927,960 -37,557
2021 -113,865 144,385 1,880,137 -7,704
2020 -151,551 236,854 1,861,377 -18,587
2019 -56,542 464,783 1,816,669 -63,602
2018 -56,139 337,467 1,777,852 -55,444
2017 -32,600 201,135 1,726,909 119,142
2016 0 106,474 1,659,502 152,194
2015 -4,642 -1,979 1,592,882 201,495
2014 32,522 -97,870 1,565,630 -21,083
2013 37,284 -250,741 1,509,008 1,241
2012 51,450 -153,486 1,439,325 -49,875
2011 84,137 60,761 1,384,886 -84,546
2010 102,469 69,406 1,363,477 -122,020
2009 106,635 129,557 1,332,015 -324,478
2008 133,267 434,135 1,303,728 -184,816
2007 108,545 772,317 1,278,285 -126,793
2006 110,994 659,720 1,257,927 -128,231
2005 78,576 629,803 1,224,165 -128,251
2004 85,844 661,158 1,175,379 -126,490
2003 54,844 658,428 1,118,435 -127,101
2002 53,861 737,880 1,063,195 -118,047
2001 44,936 181,307 1,026,242 -125,375
2000 36,512 176,269 985,185 -9,701
1999 8,077 178,559 948,659 -4,489
1998 4,022 182,926 920,806 -105,184
1997 20,028 165,345 882,544 -13,400
1996 11,967 162,704 868,524 -473,007
1995 15,889 162,434 838,980 -109,971
1994 31,639 160,407 803,953 349,348
1993 47,234 160,907 778,044 288,004
1992 62,652 177,544 767,961 -83,825
1991 58,450 122,841 762,011 -91,851
1990 66,075 -30,684 750,825 -80,529
1989 81,538 -25,892 743,854 -71,268
1988 100,794 -17,663 736,551 -71,012
1987 116,054 -12,681 718,580 94,498
1986 131,188 -13,540 705,677 24,101
1985 146,184 -589 697,867 86,864
1984 172,487 2,754 687,435 -26,938
1983 183,223 1,241 679,720 58,161
1982 231,714 -7,384 662,627 -37,883
1981 237,879 2,563 645,496 -42,485
1980 281,184 20,166 629,444 -42,588
1979 312,407 -5,929 613,388 -4,792
1978 339,157 -2,504 595,024 27,307
1977 361,465 -1,332 574,938 49,997
1976 375,834 2,804 553,617 54,875
1975 371,882 -218 533,906 53,290
1974 396,182 105,838 515,152 51,127
1973 374,381 8,624 488,429 48,363
1972 391,030 7,935 467,305 57,489
1971 369,625 7,363 449,014 41,900
1970 378,723 -60,580 427,988 38,635
1969 367,851 -49,956 408,322 37,006
1968 387,423 -46,088 389,467 34,455
1967 402,001 -42,344 374,763 5,265
1966 397,084 -41,467 360,229 5,049
1965 405,819 -42,476 343,456 4,742
1964 429,885 -41,461 328,527 9,090
1963 394,338 -44,446 314,644 4,333
1962 384,690 -45,211 300,663 3,916
1961 396,537 -46,517 286,839 8,338
1960 398,960 -154,869 275,814 1,946

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

GeoRank.org/population/spain/tanzania | CC BY

Over the last 10 years, 25.8% of the population change in Spain is from natural causes (a loss of 627,829 people) and 74.2% is from migration (a gain of 1,810,127 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, 8,870,527 residents or 18.5% of the population were not native-born in Spain, compared to 462,371 people or 0.7% in Tanzania.

Biggest cities by population

Spain
City Population
Madrid 3.51M
Barcelona 1.73M
Tenerife 955K
Valencia 841K
Zaragoza 693K
Seville 689K
Malaga 599K
Palma de Mallorca 435K
Las Palmas 382K
Alicante 366K
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/spain/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. Wikidata (2026, retrieved 2026-02-08)
  5. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)

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