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

Updated on by Georank

The latest officially reported population of Iran was 92,417,681 in 2025 vs 3,568,978 people in Mongolia in 2025. In 2026, based on the adjusted UN estimation, the current Iran's population is 93,580,141 people compared to 3,630,744 in Mongolia.

Population statistics:

  • Iran's population is 25.8 times bigger than Mongolia's.
  • Iran is ranked the 17th most populous country in the world, while Mongolia is the 132nd.
  • The countries together account for 1.17% of the world: 1.13% for Iran vs 0.04% for Mongolia.
  • For the last 10 years, Iran has had an average growth rate of +1.15% per year vs +1.71% in Mongolia.
  • Since 2006, the population of Iran has increased from 73.4M people to 93.6M (27.5% growth), while Mongolia has grown from 2.57M to 3.63M (41.4% growth).

Iran vs Mongolia: population by year and forecast

Iran
Factual

Projection
Mongolia
Factual

Projection
1x
Year Population
Iran Mongolia
2100 80,660,972 5,630,532
2099 81,193,582 5,624,298
2098 81,717,474 5,616,442
2097 82,241,892 5,607,739
2096 82,764,411 5,598,366
2095 83,283,942 5,587,141
2094 83,799,806 5,575,743
2093 84,316,389 5,563,600
2092 84,833,108 5,550,506
2091 85,354,240 5,537,031
2090 85,878,473 5,522,419
2089 86,409,859 5,507,083
2088 86,947,263 5,491,226
2087 87,492,427 5,475,425
2086 88,047,949 5,459,661
2085 88,610,339 5,442,388
2084 89,181,346 5,424,928
2083 89,758,453 5,406,747
2082 90,343,413 5,388,623
2081 90,936,310 5,369,593
2080 91,535,218 5,349,817
2079 92,136,544 5,329,240
2078 92,740,467 5,307,283
2077 93,344,865 5,286,383
2076 93,946,187 5,264,220
2075 94,544,733 5,241,700
2074 95,135,317 5,218,897
2073 95,721,351 5,195,622
2072 96,292,835 5,172,532
2071 96,851,951 5,149,066
2070 97,397,073 5,124,853
2069 97,924,812 5,101,195
2068 98,432,509 5,077,035
2067 98,913,776 5,052,818
2066 99,374,357 5,027,552
2065 99,812,137 5,002,655
2064 100,223,387 4,978,185
2063 100,602,361 4,953,806
2062 100,951,282 4,929,364
2061 101,266,537 4,904,690
2060 101,545,806 4,878,877
2059 101,792,315 4,852,963
2058 101,994,395 4,826,761
2057 102,161,227 4,799,120
2056 102,291,323 4,771,151
2055 102,382,089 4,742,184
2054 102,431,558 4,711,735
2053 102,441,204 4,679,745
2052 102,413,350 4,646,658
2051 102,350,865 4,612,090
2050 102,251,999 4,576,701
2049 102,122,983 4,539,215
2048 101,957,508 4,500,638
2047 101,765,614 4,460,511
2046 101,547,098 4,419,188
2045 101,305,486 4,376,222
2044 101,038,874 4,333,010
2043 100,752,109 4,289,776
2042 100,446,296 4,245,757
2041 100,122,690 4,201,838
2040 99,784,572 4,158,320
2039 99,436,793 4,115,023
2038 99,072,548 4,072,646
2037 98,694,577 4,030,644
2036 98,302,279 3,989,867
2035 97,899,013 3,950,239
2034 97,482,352 3,911,316
2033 97,054,589 3,873,353
2032 96,608,216 3,836,311
2031 96,141,200 3,800,027
2030 95,656,003 3,763,374
2029 95,133,736 3,726,490
2028 94,561,150 3,688,767
2027 93,925,792 3,650,012
2026 93,215,072 3,610,395
2025 92,417,681 3,568,978
2024 91,567,738 3,524,788
2023 90,608,707 3,481,145
2022 89,524,246 3,433,748
2021 88,455,488 3,383,741
2020 87,723,443 3,327,204
2019 87,051,648 3,267,673
2018 86,117,998 3,208,189
2017 85,026,754 3,148,917
2016 83,812,228 3,088,856
2015 82,619,362 3,026,864
2014 81,502,045 2,963,113
2013 80,414,686 2,899,011
2012 79,370,580 2,839,705
2011 78,383,598 2,786,317
2010 77,420,842 2,738,622
2009 76,457,825 2,691,115
2008 75,514,204 2,643,201
2007 74,602,648 2,601,850
2006 73,392,747 2,567,168
2005 71,828,455 2,536,407
2004 70,256,316 2,508,412
2003 68,769,340 2,480,374
2002 68,011,317 2,449,027
2001 67,452,005 2,417,751
2000 66,418,659 2,388,299
1999 65,445,391 2,356,813
1998 64,519,859 2,323,809
1997 63,639,638 2,291,750
1996 62,881,300 2,259,507
1995 62,205,567 2,224,945
1994 61,520,598 2,189,395
1993 61,403,543 2,165,130
1992 61,184,983 2,167,790
1991 59,986,931 2,165,342
1990 58,380,092 2,098,710
1989 56,704,914 2,124,185
1988 55,072,694 2,076,322
1987 53,323,493 2,022,800
1986 51,446,045 1,970,965
1985 49,582,289 1,921,514
1984 47,793,998 1,874,349
1983 46,029,535 1,829,092
1982 44,272,141 1,785,364
1981 41,989,312 1,742,857
1980 39,842,324 1,701,335
1979 38,424,952 1,660,659
1978 37,126,535 1,619,468
1977 35,933,181 1,576,245
1976 34,837,271 1,531,945
1975 33,802,973 1,488,296
1974 32,796,463 1,446,050
1973 31,839,838 1,405,502
1972 30,921,179 1,366,821
1971 30,029,071 1,330,071
1970 29,145,100 1,295,272
1969 28,273,482 1,262,284
1968 27,437,391 1,229,930
1967 26,628,432 1,196,996
1966 25,829,270 1,163,754
1965 25,036,978 1,131,177
1964 24,262,859 1,100,234
1963 23,519,005 1,071,362
1962 22,807,907 1,041,444
1961 22,125,726 1,009,284
1960 21,470,434 977,595

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/iran/mongolia | CC BY

From 2006 to 2016, the population of Iran increased by 10,419,481 people (a 14.2% growth), while Mongolia gained 521,688 people (a 20.3% growth).

For the next 10 years, from 2016 to 2026, Iran gained 9,767,913 people (a 11.7% growth), while Mongolia's population increased by 541,888 people (a 17.5% growth).

Iran was ranked 17th most populous country in 2006 and is still 17th in 2026. Mongolia was ranked 137th in 2006 and ranked 132nd now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Iran's population will grow by 9.27% to 102,251,999 people with a rank change from 17th to 18th. The population of Mongolia will increase by 26.1% to 4,576,701 people and rank change from 132nd to 130th.

Iran is projected to reach its peak in 2053 at 102M people compared to the peak of 5.63M people in 2100 for Mongolia.

Population growth rate by year

Iran
Factual

Projection
Mongolia
Factual

Projection
1x
Year Growth rate
Iran Mongolia
2100 -0.66% 0.11%
2099 -0.64% 0.14%
2098 -0.64% 0.16%
2097 -0.63% 0.17%
2096 -0.62% 0.2%
2095 -0.62% 0.2%
2094 -0.61% 0.22%
2093 -0.61% 0.24%
2092 -0.61% 0.24%
2091 -0.61% 0.26%
2090 -0.61% 0.28%
2089 -0.62% 0.29%
2088 -0.62% 0.29%
2087 -0.63% 0.29%
2086 -0.63% 0.32%
2085 -0.64% 0.32%
2084 -0.64% 0.34%
2083 -0.65% 0.34%
2082 -0.65% 0.35%
2081 -0.65% 0.37%
2080 -0.65% 0.39%
2079 -0.65% 0.41%
2078 -0.65% 0.4%
2077 -0.64% 0.42%
2076 -0.63% 0.43%
2075 -0.62% 0.44%
2074 -0.61% 0.45%
2073 -0.59% 0.45%
2072 -0.58% 0.46%
2071 -0.56% 0.47%
2070 -0.54% 0.46%
2069 -0.52% 0.48%
2068 -0.49% 0.48%
2067 -0.46% 0.5%
2066 -0.44% 0.5%
2065 -0.41% 0.49%
2064 -0.38% 0.49%
2063 -0.35% 0.5%
2062 -0.31% 0.5%
2061 -0.28% 0.53%
2060 -0.24% 0.53%
2059 -0.2% 0.54%
2058 -0.16% 0.58%
2057 -0.13% 0.59%
2056 -0.09% 0.61%
2055 -0.05% 0.65%
2054 -0.009% 0.68%
2053 0.03% 0.71%
2052 0.06% 0.75%
2051 0.1% 0.77%
2050 0.13% 0.83%
2049 0.16% 0.86%
2048 0.19% 0.9%
2047 0.22% 0.94%
2046 0.24% 0.98%
2045 0.26% 1%
2044 0.28% 1.01%
2043 0.3% 1.04%
2042 0.32% 1.05%
2041 0.34% 1.05%
2040 0.35% 1.05%
2039 0.37% 1.04%
2038 0.38% 1.04%
2037 0.4% 1.02%
2036 0.41% 1%
2035 0.43% 1%
2034 0.44% 0.98%
2033 0.46% 0.97%
2032 0.49% 0.95%
2031 0.51% 0.97%
2030 0.55% 0.99%
2029 0.61% 1.02%
2028 0.68% 1.06%
2027 0.76% 1.1%
2026 0.86% 1.16%
2025 0.93% 1.25%
2024 1.06% 1.25%
2023 1.21% 1.38%
2022 1.21% 1.48%
2021 0.83% 1.7%
2020 0.77% 1.82%
2019 1.08% 1.85%
2018 1.28% 1.88%
2017 1.45% 1.94%
2016 1.44% 2.05%
2015 1.37% 2.15%
2014 1.35% 2.21%
2013 1.32% 2.09%
2012 1.26% 1.92%
2011 1.24% 1.74%
2010 1.26% 1.77%
2009 1.25% 1.81%
2008 1.22% 1.59%
2007 1.65% 1.35%
2006 2.18% 1.21%
2005 2.24% 1.12%
2004 2.16% 1.13%
2003 1.11% 1.28%
2002 0.83% 1.29%
2001 1.56% 1.23%
2000 1.49% 1.34%
1999 1.43% 1.42%
1998 1.38% 1.4%
1997 1.21% 1.43%
1996 1.09% 1.55%
1995 1.11% 1.62%
1994 0.19% 1.12%
1993 0.36% -0.12%
1992 2% 0.11%
1991 2.75% 3.17%
1990 2.95% -1.2%
1989 2.96% 2.31%
1988 3.28% 2.65%
1987 3.65% 2.63%
1986 3.76% 2.57%
1985 3.74% 2.52%
1984 3.83% 2.47%
1983 3.97% 2.45%
1982 5.44% 2.44%
1981 5.39% 2.44%
1980 3.69% 2.45%
1979 3.5% 2.54%
1978 3.32% 2.74%
1977 3.15% 2.89%
1976 3.06% 2.93%
1975 3.07% 2.92%
1974 3% 2.88%
1973 2.97% 2.83%
1972 2.97% 2.76%
1971 3.03% 2.69%
1970 3.08% 2.61%
1969 3.05% 2.63%
1968 3.04% 2.75%
1967 3.09% 2.86%
1966 3.16% 2.88%
1965 3.19% 2.81%
1964 3.16% 2.69%
1963 3.12% 2.87%
1962 3.08% 3.19%
1961 3.05% 3.24%

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/iran/mongolia | CC BY

In 2025, the population of Iran grew by 0.93%, while Mongolia's population grew by 1.25%.

Live population counters

Iran Mongolia
Current population
93580141
3630744
Population rank 17/197 132/197
Percent of world population 1.13% 0.04%
One net population change
37.2 seconds
11.9 minutes
One birth every
27.4 seconds
8.82 minutes
One death every
1.21 minutes
27.1 minutes
Daily growth/decline +2,329 +121
Annual growth/decline +849,943 +44,190
Annual growth/decline rate +0.93% +1.25%
Population growth rate rank 103/197 81/197
One migration net change every
4.51 minutes
4.63 days
Annual migration change +116,786 +79
Net migration rank 14/196 74/196
Foreign-born residents 3,840,654 22,589
Foreign-born residents rank 17/195 169/195
Foreign-born share of population 4.2% 0.6%
Foreign-born share rank 103/195 171/195

Natural population change vs migration

Iran
Natural

Migration
Mongolia
Natural

Migration
1x
Year Population change
Iran Mongolia
Natural Migration Natural Migration
2025 - 116,786 - 79
2024 715,785 190,156 40,182 83
2023 750,150 262,044 46,995 0
2022 753,525 403,190 47,730 0
2021 645,725 334,967 52,109 0
2020 663,978 -180,680 60,888 0
2019 893,063 -32,794 61,433 8,660
2018 1,035,052 -27,946 60,635 7,811
2017 1,140,549 34,849 57,940 6,831
2016 1,186,949 66,630 62,086 5,633
2015 1,178,317 -46,239 64,473 4,307
2014 1,158,552 -56,042 66,078 2,921
2013 1,119,533 -47,322 62,618 1,505
2012 1,073,804 -57,823 55,942 351
2011 1,023,925 -65,924 50,711 -505
2010 980,380 -12,849 44,914 -6,444
2009 958,322 211 48,876 -15,007
2008 940,983 -12,184 45,843 -17,277
2007 919,254 -24,950 39,636 -15,220
2006 884,529 640,932 33,609 -11,934
2005 837,305 765,873 29,290 -8,924
2004 801,203 739,996 28,418 -8,148
2003 732,600 700,222 28,827 -7,986
2002 752,205 -668,962 30,439 -8,934
2001 743,658 291,692 32,052 -10,244
2000 731,203 300,133 32,753 -11,241
1999 723,237 191,988 32,283 -13,481
1998 717,655 218,171 31,757 -10,315
1997 726,574 98,009 32,403 -9,132
1996 784,508 -92,435 33,741 -8,626
1995 879,648 -220,258 34,473 -7,346
1994 1,008,076 -297,487 34,711 -5,449
1993 1,219,658 -1,696,091 36,924 -5,429
1992 1,365,466 -451,945 42,437 -8,404
1991 1,495,594 -13,059 47,884 -11,427
1990 1,530,434 200,711 49,443 -11,881
1989 1,609,739 9,460 51,420 -9,757
1988 1,614,512 30,688 51,588 2,459
1987 1,639,644 213,524 51,140 1,855
1986 1,659,289 242,411 50,329 354
1985 1,661,750 163,999 49,944 -1,719
1984 1,653,051 97,748 48,562 -2,452
1983 1,573,612 204,544 46,919 -2,522
1982 1,514,240 222,390 45,179 -2,132
1981 1,376,830 1,452,169 43,588 -1,615
1980 1,361,293 103,674 42,343 -1,268
1979 1,294,306 75,451 41,568 -1,296
1978 1,156,974 70,088 40,276 1,833
1977 1,091,542 68,093 38,995 5,354
1976 1,013,347 18,825 37,670 6,577
1975 929,481 106,921 36,490 6,556
1974 873,369 103,252 35,297 6,153
1973 831,880 104,779 33,993 5,647
1972 804,043 96,614 32,727 4,999
1971 805,830 77,717 31,536 4,238
1970 794,612 89,757 30,558 3,263
1969 780,660 78,196 29,781 2,366
1968 743,992 69,342 29,017 3,535
1967 727,276 77,313 28,178 5,139
1966 695,040 98,709 27,338 5,837
1965 663,029 127,808 26,364 5,610
1964 635,589 121,817 25,317 4,599
1963 620,126 110,190 24,142 3,687
1962 595,538 96,332 22,960 9,049
1961 594,674 77,811 21,873 10,440
1960 584,060 54,041 20,726 10,334

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

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

Over the last 10 years, 89.9% of the population change in Iran is from natural causes (a gain of 8,963,093 people) and 10.1% is from migration (a gain of 1,004,177 people). In Mongolia 94.3% is from natural causes (a gain of 554,471 people) and 5.67% is from migration (a gain of 33,325 people).

As of 2024, 3,840,654 residents or 4.2% of the population were not native-born in Iran, compared to 22,589 people or 0.6% in Mongolia.

Biggest cities by population

Iran
City Population
Tehran 8.69M
Mashhad 3M
Isfahan 1.96M
Karaj 1.59M
Shiraz 1.57M
Tabriz 1.56M
Qom 1.2M
Ahvaz 1.18M
Kermanshah 947K
Urmia 736K
Mongolia
City Population
Ulaanbaatar 1.4M
Bulgan 12.3K

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/iran/mongolia | 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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