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

Updated on by Georank team

The latest officially reported population of Mongolia was 3,524,788 in 2024 vs 68,560,157 people in Tanzania in 2024. In 2026, based on the adjusted UN estimation, the current Mongolia's population is 3,620,317 people compared to 73,145,892 in Tanzania.

Population statistics:

  • Tanzania's population is 20.2 times bigger than Mongolia's.
  • Mongolia is ranked the 132nd most populous country in the world, while Tanzania is the 20th.
  • The countries together account for 0.93% of the world: 0.04% for Mongolia vs 0.88% for Tanzania.
  • For the last 10 years, Mongolia has had an average growth rate of +1.79% per year vs +3.13% in Tanzania.
  • Since 2006, the population of Mongolia has increased from 2.57M people to 3.62M (41% growth), while Tanzania has grown from 40.3M to 73.1M (81.5% growth).

Mongolia vs Tanzania: population by year and forecast

Mongolia
Factual

Projection
Tanzania
Factual

Projection
1x
Year Population
Mongolia Tanzania
2100 5,629,299 265,496,854
2099 5,623,066 263,162,785
2098 5,615,212 260,809,535
2097 5,606,511 258,412,520
2096 5,597,140 255,996,677
2095 5,585,917 253,567,416
2094 5,574,522 251,119,386
2093 5,562,381 248,628,881
2092 5,549,290 246,107,108
2091 5,535,819 243,557,182
2090 5,521,210 241,002,065
2089 5,505,877 238,416,591
2088 5,490,024 235,797,530
2087 5,474,226 233,167,455
2086 5,458,465 230,496,041
2085 5,441,196 227,800,292
2084 5,423,740 225,111,530
2083 5,405,563 222,421,279
2082 5,387,443 219,718,263
2081 5,368,417 216,995,478
2080 5,348,645 214,255,926
2079 5,328,073 211,486,253
2078 5,306,120 208,708,063
2077 5,285,225 205,918,120
2076 5,263,067 203,106,125
2075 5,240,553 200,297,474
2074 5,217,755 197,468,017
2073 5,194,484 194,642,633
2072 5,171,399 191,824,103
2071 5,147,939 188,992,017
2070 5,123,730 186,152,377
2069 5,100,078 183,311,218
2068 5,075,923 180,475,586
2067 5,051,712 177,639,469
2066 5,026,451 174,803,090
2065 5,001,559 171,913,445
2064 4,977,095 169,064,549
2063 4,952,721 166,217,933
2062 4,928,284 163,370,044
2061 4,903,616 160,537,159
2060 4,877,808 157,722,273
2059 4,851,900 154,920,005
2058 4,825,704 152,120,539
2057 4,798,069 149,325,489
2056 4,770,106 146,519,472
2055 4,741,145 143,736,540
2054 4,710,703 140,983,905
2053 4,678,720 138,262,668
2052 4,645,641 135,553,723
2051 4,611,080 132,851,383
2050 4,575,698 130,157,751
2049 4,538,221 127,495,278
2048 4,499,652 124,821,109
2047 4,459,534 122,158,290
2046 4,418,220 119,522,516
2045 4,375,263 116,914,785
2044 4,332,061 114,329,740
2043 4,288,836 111,776,234
2042 4,244,827 109,241,835
2041 4,200,917 106,748,632
2040 4,157,409 104,272,418
2039 4,114,122 101,814,304
2038 4,071,754 99,380,232
2037 4,029,761 96,983,729
2036 3,988,994 94,601,865
2035 3,949,374 92,257,269
2034 3,910,459 89,929,444
2033 3,872,505 87,654,982
2032 3,835,471 85,409,993
2031 3,799,194 83,180,507
2030 3,762,550 80,997,163
2029 3,725,673 78,838,461
2028 3,687,959 76,730,649
2027 3,649,213 74,647,063
2026 3,609,604 72,589,279
2025 3,568,196 70,552,589
2024 3,524,788 68,560,157
2023 3,481,145 66,617,606
2022 3,433,748 64,711,821
2021 3,383,741 62,830,412
2020 3,327,204 60,972,798
2019 3,267,673 59,174,891
2018 3,208,189 57,437,145
2017 3,148,917 55,652,890
2016 3,088,856 53,824,013
2015 3,026,864 52,020,962
2014 2,963,113 50,351,512
2013 2,899,011 48,824,128
2012 2,839,705 47,374,260
2011 2,786,317 46,029,367
2010 2,738,622 44,758,488
2009 2,691,115 43,633,982
2008 2,643,201 42,570,728
2007 2,601,850 41,435,512
2006 2,567,168 40,294,902
2005 2,536,407 39,182,076
2004 2,508,412 38,109,668
2003 2,480,374 37,089,555
2002 2,449,027 36,121,304
2001 2,417,751 35,198,299
2000 2,388,299 34,260,139
1999 2,356,813 33,300,330
1998 2,323,809 32,420,458
1997 2,291,750 31,578,089
1996 2,259,507 30,945,762
1995 2,224,945 30,383,497
1994 2,189,395 29,442,356
1993 2,165,130 28,332,692
1992 2,167,790 27,457,588
1991 2,165,342 26,780,436
1990 2,098,710 26,110,207
1989 2,124,185 25,438,759
1988 2,076,322 24,769,686
1987 2,022,800 24,030,378
1986 1,970,965 23,258,959
1985 1,921,514 22,501,693
1984 1,874,349 21,779,066
1983 1,829,092 21,079,874
1982 1,785,364 20,398,571
1981 1,742,857 19,784,703
1980 1,701,335 19,189,769
1979 1,660,659 18,592,038
1978 1,619,468 17,976,566
1977 1,576,245 17,352,929
1976 1,531,945 16,736,211
1975 1,488,296 16,138,361
1974 1,446,050 15,561,630
1973 1,405,502 15,010,101
1972 1,366,821 14,479,308
1971 1,330,071 13,971,451
1970 1,295,272 13,492,677
1969 1,262,284 13,036,700
1968 1,229,930 12,602,076
1967 1,196,996 12,200,109
1966 1,163,754 11,827,459
1965 1,131,177 11,470,728
1964 1,100,234 11,127,826
1963 1,071,362 10,799,528
1962 1,041,444 10,487,756
1961 1,009,284 10,187,886
1960 977,595 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/mongolia/tanzania | CC BY

From 2006 to 2016, the population of Mongolia increased by 521,688 people (a 20.3% growth), while Tanzania gained 13,529,111 people (a 33.6% growth).

For the next 10 years, from 2016 to 2026, Mongolia gained 531,461 people (a 17.2% growth), while Tanzania's population increased by 19,321,879 people (a 35.9% growth).

Mongolia was ranked 137th most populous country in 2006 and is 132nd 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) Mongolia's population will grow by 26.4% to 4,575,698 people with a rank change from 132nd to 130th. The population of Tanzania will increase by 77.9% to 130,157,751 people and rank change from 20th to 15th.

Mongolia is projected to reach its peak in 2100 at 5.63M people compared to the peak of 265M people in 2100 for Tanzania.

Population growth rate by year

Mongolia
Factual

Projection
Tanzania
Factual

Projection
1x
Year Growth rate
Mongolia Tanzania
2100 0.11% 0.89%
2099 0.14% 0.9%
2098 0.16% 0.93%
2097 0.17% 0.94%
2096 0.2% 0.96%
2095 0.2% 0.97%
2094 0.22% 1%
2093 0.24% 1.02%
2092 0.24% 1.05%
2091 0.26% 1.06%
2090 0.28% 1.08%
2089 0.29% 1.11%
2088 0.29% 1.13%
2087 0.29% 1.16%
2086 0.32% 1.18%
2085 0.32% 1.19%
2084 0.34% 1.21%
2083 0.34% 1.23%
2082 0.35% 1.25%
2081 0.37% 1.28%
2080 0.39% 1.31%
2079 0.41% 1.33%
2078 0.4% 1.35%
2077 0.42% 1.38%
2076 0.43% 1.4%
2075 0.44% 1.43%
2074 0.45% 1.45%
2073 0.45% 1.47%
2072 0.46% 1.5%
2071 0.47% 1.53%
2070 0.46% 1.55%
2069 0.48% 1.57%
2068 0.48% 1.6%
2067 0.5% 1.62%
2066 0.5% 1.68%
2065 0.49% 1.69%
2064 0.49% 1.71%
2063 0.5% 1.74%
2062 0.5% 1.76%
2061 0.53% 1.78%
2060 0.53% 1.81%
2059 0.54% 1.84%
2058 0.58% 1.87%
2057 0.59% 1.92%
2056 0.61% 1.94%
2055 0.65% 1.95%
2054 0.68% 1.97%
2053 0.71% 2%
2052 0.75% 2.03%
2051 0.77% 2.07%
2050 0.83% 2.09%
2049 0.86% 2.14%
2048 0.9% 2.18%
2047 0.94% 2.21%
2046 0.98% 2.23%
2045 1% 2.26%
2044 1.01% 2.28%
2043 1.04% 2.32%
2042 1.05% 2.34%
2041 1.05% 2.37%
2040 1.05% 2.41%
2039 1.04% 2.45%
2038 1.04% 2.47%
2037 1.02% 2.52%
2036 1% 2.54%
2035 1% 2.59%
2034 0.98% 2.59%
2033 0.97% 2.63%
2032 0.95% 2.68%
2031 0.97% 2.7%
2030 0.99% 2.74%
2029 1.02% 2.75%
2028 1.06% 2.79%
2027 1.1% 2.83%
2026 1.16% 2.89%
2025 1.23% 2.91%
2024 1.25% 2.92%
2023 1.38% 2.95%
2022 1.48% 2.99%
2021 1.7% 3.05%
2020 1.82% 3.04%
2019 1.85% 3.03%
2018 1.88% 3.21%
2017 1.94% 3.4%
2016 2.05% 3.47%
2015 2.15% 3.32%
2014 2.21% 3.13%
2013 2.09% 3.06%
2012 1.92% 2.92%
2011 1.74% 2.84%
2010 1.77% 2.58%
2009 1.81% 2.5%
2008 1.59% 2.74%
2007 1.35% 2.83%
2006 1.21% 2.84%
2005 1.12% 2.81%
2004 1.13% 2.75%
2003 1.28% 2.68%
2002 1.29% 2.62%
2001 1.23% 2.74%
2000 1.34% 2.88%
1999 1.42% 2.71%
1998 1.4% 2.67%
1997 1.43% 2.04%
1996 1.55% 1.85%
1995 1.62% 3.2%
1994 1.12% 3.92%
1993 -0.12% 3.19%
1992 0.11% 2.53%
1991 3.17% 2.57%
1990 -1.2% 2.64%
1989 2.31% 2.7%
1988 2.65% 3.08%
1987 2.63% 3.32%
1986 2.57% 3.37%
1985 2.52% 3.32%
1984 2.47% 3.32%
1983 2.45% 3.34%
1982 2.44% 3.1%
1981 2.44% 3.1%
1980 2.45% 3.21%
1979 2.54% 3.42%
1978 2.74% 3.59%
1977 2.89% 3.68%
1976 2.93% 3.7%
1975 2.92% 3.71%
1974 2.88% 3.67%
1973 2.83% 3.67%
1972 2.76% 3.63%
1971 2.69% 3.55%
1970 2.61% 3.5%
1969 2.63% 3.45%
1968 2.75% 3.29%
1967 2.86% 3.15%
1966 2.88% 3.11%
1965 2.81% 3.08%
1964 2.69% 3.04%
1963 2.87% 2.97%
1962 3.19% 2.94%
1961 3.24% 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/mongolia/tanzania | CC BY

In 2024, the population of Mongolia grew by 1.25%, while Tanzania's population grew by 2.92%.

Live population counters

Mongolia Tanzania
Current population
3620317
73145892
Population rank 132/197 20/197
Percent of world population 0.04% 0.88%
One net population change
12 minutes
16.2 seconds
One birth every
7.95 minutes
13.4 seconds
One death every
27.5 minutes
1.36 minutes
Daily growth/decline +120 +5,322
Annual growth/decline +43,643 +1,942,551
Annual growth/decline rate +1.25% +2.92%
Population growth rate rank 86/197 18/197
One migration net change every
4.63 days
41.4 minutes
Annual migration change +79 -12,730
Net migration rank 74/196 139/196
Foreign-born residents 22,589 462,371
Foreign-born residents rank 169/195 83/195
Foreign-born share of population 0.6% 0.7%
Foreign-born share rank 171/195 167/195

Natural population change vs migration

Mongolia
Natural

Migration
Tanzania
Natural

Migration
1x
Year Population change
Mongolia Tanzania
Natural Migration Natural Migration
2025 - 79 - -12,730
2024 - 83 - -29,865
2023 46,995 0 1,960,623 -39,388
2022 47,730 0 1,927,960 -37,557
2021 52,109 0 1,880,137 -7,704
2020 60,888 0 1,861,377 -18,587
2019 61,433 8,660 1,816,669 -63,602
2018 60,635 7,811 1,777,852 -55,444
2017 57,940 6,831 1,726,909 119,142
2016 62,086 5,633 1,659,502 152,194
2015 64,473 4,307 1,592,882 201,495
2014 66,078 2,921 1,565,630 -21,083
2013 62,618 1,505 1,509,008 1,241
2012 55,942 351 1,439,325 -49,875
2011 50,711 -505 1,384,886 -84,546
2010 44,914 -6,444 1,363,477 -122,020
2009 48,876 -15,007 1,332,015 -324,478
2008 45,843 -17,277 1,303,728 -184,816
2007 39,636 -15,220 1,278,285 -126,793
2006 33,609 -11,934 1,257,927 -128,231
2005 29,290 -8,924 1,224,165 -128,251
2004 28,418 -8,148 1,175,379 -126,490
2003 28,827 -7,986 1,118,435 -127,101
2002 30,439 -8,934 1,063,195 -118,047
2001 32,052 -10,244 1,026,242 -125,375
2000 32,753 -11,241 985,185 -9,701
1999 32,283 -13,481 948,659 -4,489
1998 31,757 -10,315 920,806 -105,184
1997 32,403 -9,132 882,544 -13,400
1996 33,741 -8,626 868,524 -473,007
1995 34,473 -7,346 838,980 -109,971
1994 34,711 -5,449 803,953 349,348
1993 36,924 -5,429 778,044 288,004
1992 42,437 -8,404 767,961 -83,825
1991 47,884 -11,427 762,011 -91,851
1990 49,443 -11,881 750,825 -80,529
1989 51,420 -9,757 743,854 -71,268
1988 51,588 2,459 736,551 -71,012
1987 51,140 1,855 718,580 94,498
1986 50,329 354 705,677 24,101
1985 49,944 -1,719 697,867 86,864
1984 48,562 -2,452 687,435 -26,938
1983 46,919 -2,522 679,720 58,161
1982 45,179 -2,132 662,627 -37,883
1981 43,588 -1,615 645,496 -42,485
1980 42,343 -1,268 629,444 -42,588
1979 41,568 -1,296 613,388 -4,792
1978 40,276 1,833 595,024 27,307
1977 38,995 5,354 574,938 49,997
1976 37,670 6,577 553,617 54,875
1975 36,490 6,556 533,906 53,290
1974 35,297 6,153 515,152 51,127
1973 33,993 5,647 488,429 48,363
1972 32,727 4,999 467,305 57,489
1971 31,536 4,238 449,014 41,900
1970 30,558 3,263 427,988 38,635
1969 29,781 2,366 408,322 37,006
1968 29,017 3,535 389,467 34,455
1967 28,178 5,139 374,763 5,265
1966 27,338 5,837 360,229 5,049
1965 26,364 5,610 343,456 4,742
1964 25,317 4,599 328,527 9,090
1963 24,142 3,687 314,644 4,333
1962 22,960 9,049 300,663 3,916
1961 21,873 10,440 286,839 8,338
1960 20,726 10,334 275,814 1,946

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

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

Over the last 10 years, 94.1% of the population change in Mongolia is from natural causes (a gain of 580,367 people) and 5.87% is from migration (a gain of 36,163 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, 22,589 residents or 0.6% of the population were not native-born in Mongolia, compared to 462,371 people or 0.7% in Tanzania.

Biggest cities by population

Mongolia
City Population
Ulaanbaatar 1.4M
Bulgan 12.3K
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/mongolia/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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