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

Updated on by Georank

The latest officially reported population of Iran was 92,417,681 in 2025 vs 10,804,871 people in Portugal in 2025. In 2026, based on the adjusted UN estimation, the current Iran's population is 93,580,141 people compared to 10,788,071 in Portugal.

Population statistics:

  • Iran's population is 8.67 times bigger than Portugal's.
  • Iran is ranked the 17th most populous country in the world, while Portugal is the 91st.
  • The countries together account for 1.26% of the world: 1.13% for Iran vs 0.13% for Portugal.
  • For the last 10 years, Iran has had an average growth rate of +1.15% per year vs +0.35% in Portugal.
  • Since 2006, the population of Iran has increased from 73.4M people to 93.6M (27.5% growth), while Portugal has grown from 10.5M to 10.8M (2.53% growth).

Iran vs Portugal: population by year and forecast

Iran
Factual

Projection
Portugal
Factual

Projection
1x
Year Population
Iran Portugal
2100 80,660,972 9,079,610
2099 81,193,582 9,084,930
2098 81,717,474 9,089,064
2097 82,241,892 9,094,546
2096 82,764,411 9,100,755
2095 83,283,942 9,108,548
2094 83,799,806 9,113,366
2093 84,316,389 9,118,286
2092 84,833,108 9,123,579
2091 85,354,240 9,127,714
2090 85,878,473 9,132,140
2089 86,409,859 9,136,870
2088 86,947,263 9,141,647
2087 87,492,427 9,147,996
2086 88,047,949 9,152,804
2085 88,610,339 9,158,263
2084 89,181,346 9,165,158
2083 89,758,453 9,171,574
2082 90,343,413 9,179,958
2081 90,936,310 9,190,466
2080 91,535,218 9,201,621
2079 92,136,544 9,214,398
2078 92,740,467 9,228,555
2077 93,344,865 9,243,708
2076 93,946,187 9,262,542
2075 94,544,733 9,282,392
2074 95,135,317 9,305,608
2073 95,721,351 9,330,117
2072 96,292,835 9,353,771
2071 96,851,951 9,380,991
2070 97,397,073 9,409,668
2069 97,924,812 9,440,299
2068 98,432,509 9,473,457
2067 98,913,776 9,506,001
2066 99,374,357 9,539,597
2065 99,812,137 9,574,237
2064 100,223,387 9,611,738
2063 100,602,361 9,649,045
2062 100,951,282 9,686,737
2061 101,266,537 9,723,601
2060 101,545,806 9,762,379
2059 101,792,315 9,801,072
2058 101,994,395 9,841,936
2057 102,161,227 9,880,092
2056 102,291,323 9,918,643
2055 102,382,089 9,958,971
2054 102,431,558 9,997,570
2053 102,441,204 10,037,385
2052 102,413,350 10,076,095
2051 102,350,865 10,112,788
2050 102,251,999 10,149,626
2049 102,122,983 10,187,172
2048 101,957,508 10,221,034
2047 101,765,614 10,255,340
2046 101,547,098 10,289,266
2045 101,305,486 10,321,807
2044 101,038,874 10,353,338
2043 100,752,109 10,384,554
2042 100,446,296 10,412,950
2041 100,122,690 10,440,054
2040 99,784,572 10,469,380
2039 99,436,793 10,497,556
2038 99,072,548 10,523,869
2037 98,694,577 10,548,445
2036 98,302,279 10,573,361
2035 97,899,013 10,597,352
2034 97,482,352 10,621,955
2033 97,054,589 10,645,024
2032 96,608,216 10,668,384
2031 96,141,200 10,689,372
2030 95,656,003 10,708,819
2029 95,133,736 10,729,893
2028 94,561,150 10,752,023
2027 93,925,792 10,770,712
2026 93,215,072 10,788,071
2025 92,417,681 10,804,871
2024 91,567,738 10,694,681
2023 90,608,707 10,578,174
2022 89,524,246 10,434,332
2021 88,455,488 10,361,831
2020 87,723,443 10,297,081
2019 87,051,648 10,286,263
2018 86,117,998 10,283,822
2017 85,026,754 10,300,300
2016 83,812,228 10,325,452
2015 82,619,362 10,358,076
2014 81,502,045 10,401,062
2013 80,414,686 10,457,295
2012 79,370,580 10,514,844
2011 78,383,598 10,557,560
2010 77,420,842 10,573,100
2009 76,457,825 10,568,247
2008 75,514,204 10,558,177
2007 74,602,648 10,542,964
2006 73,392,747 10,522,288
2005 71,828,455 10,503,330
2004 70,256,316 10,483,861
2003 68,769,340 10,458,821
2002 68,011,317 10,419,631
2001 67,452,005 10,362,722
2000 66,418,659 10,289,898
1999 65,445,391 10,217,828
1998 64,519,859 10,160,196
1997 63,639,638 10,108,977
1996 62,881,300 10,063,945
1995 62,205,567 10,026,176
1994 61,520,598 9,991,525
1993 61,403,543 9,964,675
1992 61,184,983 9,952,494
1991 59,986,931 9,960,235
1990 58,380,092 9,983,218
1989 56,704,914 10,005,000
1988 55,072,694 10,019,610
1987 53,323,493 10,030,031
1986 51,446,045 10,032,734
1985 49,582,289 10,023,613
1984 47,793,998 9,996,232
1983 46,029,535 9,957,865
1982 44,272,141 9,911,771
1981 41,989,312 9,851,362
1980 39,842,324 9,766,312
1979 38,424,952 9,661,265
1978 37,126,535 9,558,250
1977 35,933,181 9,455,675
1976 34,837,271 9,355,810
1975 33,802,973 9,093,470
1974 32,796,463 8,754,365
1973 31,839,838 8,633,100
1972 30,921,179 8,630,430
1971 30,029,071 8,643,756
1970 29,145,100 8,680,431
1969 28,273,482 8,757,705
1968 27,437,391 8,836,650
1967 26,628,432 8,874,520
1966 25,829,270 8,930,990
1965 25,036,978 8,998,595
1964 24,262,859 9,035,365
1963 23,519,005 9,030,355
1962 22,807,907 8,993,985
1961 22,125,726 8,929,316
1960 21,470,434 8,857,716

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/portugal | CC BY

From 2006 to 2016, the population of Iran increased by 10,419,481 people (a 14.2% growth), while Portugal lost 196,836 people (a 1.87% decline).

For the next 10 years, from 2016 to 2026, Iran gained 9,767,913 people (a 11.7% growth), while Portugal's population increased by 462,619 people (a 4.48% growth).

Iran was ranked 17th most populous country in 2006 and is still 17th in 2026. Portugal was ranked 78th in 2006 and ranked 91st 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 Portugal will decrease by 5.92% to 10,149,626 people and rank change from 91st to 97th.

Iran is projected to reach its peak in 2053 at 102M people, while Portugal's population already peaked in 2025 at 10.8M people and is projected to decrease to 9.08M people by 2100.

Population growth rate by year

Iran
Factual

Projection
Portugal
Factual

Projection
1x
Year Growth rate
Iran Portugal
2100 -0.66% -0.06%
2099 -0.64% -0.05%
2098 -0.64% -0.06%
2097 -0.63% -0.07%
2096 -0.62% -0.09%
2095 -0.62% -0.05%
2094 -0.61% -0.05%
2093 -0.61% -0.06%
2092 -0.61% -0.05%
2091 -0.61% -0.05%
2090 -0.61% -0.05%
2089 -0.62% -0.05%
2088 -0.62% -0.07%
2087 -0.63% -0.05%
2086 -0.63% -0.06%
2085 -0.64% -0.08%
2084 -0.64% -0.07%
2083 -0.65% -0.09%
2082 -0.65% -0.11%
2081 -0.65% -0.12%
2080 -0.65% -0.14%
2079 -0.65% -0.15%
2078 -0.65% -0.16%
2077 -0.64% -0.2%
2076 -0.63% -0.21%
2075 -0.62% -0.25%
2074 -0.61% -0.26%
2073 -0.59% -0.25%
2072 -0.58% -0.29%
2071 -0.56% -0.3%
2070 -0.54% -0.32%
2069 -0.52% -0.35%
2068 -0.49% -0.34%
2067 -0.46% -0.35%
2066 -0.44% -0.36%
2065 -0.41% -0.39%
2064 -0.38% -0.39%
2063 -0.35% -0.39%
2062 -0.31% -0.38%
2061 -0.28% -0.4%
2060 -0.24% -0.39%
2059 -0.2% -0.42%
2058 -0.16% -0.39%
2057 -0.13% -0.39%
2056 -0.09% -0.4%
2055 -0.05% -0.39%
2054 -0.009% -0.4%
2053 0.03% -0.38%
2052 0.06% -0.36%
2051 0.1% -0.36%
2050 0.13% -0.37%
2049 0.16% -0.33%
2048 0.19% -0.33%
2047 0.22% -0.33%
2046 0.24% -0.32%
2045 0.26% -0.3%
2044 0.28% -0.3%
2043 0.3% -0.27%
2042 0.32% -0.26%
2041 0.34% -0.28%
2040 0.35% -0.27%
2039 0.37% -0.25%
2038 0.38% -0.23%
2037 0.4% -0.24%
2036 0.41% -0.23%
2035 0.43% -0.23%
2034 0.44% -0.22%
2033 0.46% -0.22%
2032 0.49% -0.2%
2031 0.51% -0.18%
2030 0.55% -0.2%
2029 0.61% -0.21%
2028 0.68% -0.17%
2027 0.76% -0.16%
2026 0.86% -0.16%
2025 0.93% 1.03%
2024 1.06% 1.1%
2023 1.21% 1.38%
2022 1.21% 0.7%
2021 0.83% 0.63%
2020 0.77% 0.11%
2019 1.08% 0.02%
2018 1.28% -0.16%
2017 1.45% -0.24%
2016 1.44% -0.31%
2015 1.37% -0.41%
2014 1.35% -0.54%
2013 1.32% -0.55%
2012 1.26% -0.4%
2011 1.24% -0.15%
2010 1.26% 0.05%
2009 1.25% 0.1%
2008 1.22% 0.14%
2007 1.65% 0.2%
2006 2.18% 0.18%
2005 2.24% 0.19%
2004 2.16% 0.24%
2003 1.11% 0.38%
2002 0.83% 0.55%
2001 1.56% 0.71%
2000 1.49% 0.71%
1999 1.43% 0.57%
1998 1.38% 0.51%
1997 1.21% 0.45%
1996 1.09% 0.38%
1995 1.11% 0.35%
1994 0.19% 0.27%
1993 0.36% 0.12%
1992 2% -0.08%
1991 2.75% -0.23%
1990 2.95% -0.22%
1989 2.96% -0.15%
1988 3.28% -0.1%
1987 3.65% -0.03%
1986 3.76% 0.09%
1985 3.74% 0.27%
1984 3.83% 0.39%
1983 3.97% 0.47%
1982 5.44% 0.61%
1981 5.39% 0.87%
1980 3.69% 1.09%
1979 3.5% 1.08%
1978 3.32% 1.08%
1977 3.15% 1.07%
1976 3.06% 2.88%
1975 3.07% 3.87%
1974 3% 1.4%
1973 2.97% 0.03%
1972 2.97% -0.15%
1971 3.03% -0.42%
1970 3.08% -0.88%
1969 3.05% -0.89%
1968 3.04% -0.43%
1967 3.09% -0.63%
1966 3.16% -0.75%
1965 3.19% -0.41%
1964 3.16% 0.06%
1963 3.12% 0.4%
1962 3.08% 0.72%
1961 3.05% 0.81%

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/portugal | CC BY

In 2025, the population of Iran grew by 0.93%, while Portugal's population grew by 1.03%.

Live population counters

Iran Portugal
Current population
93580141
10788071
Population rank 17/197 91/197
Percent of world population 1.13% 0.13%
One net population change
37.2 seconds
4.78 minutes
One birth every
27.4 seconds
6.22 minutes
One death every
1.21 minutes
4.43 minutes
Daily growth/decline +2,329 +302
Annual growth/decline +849,943 +110,190
Annual growth/decline rate +0.93% +1.03%
Population growth rate rank 103/197 99/197
One migration net change every
4.51 minutes
32 minutes
Annual migration change +116,786 +16,472
Net migration rank 14/196 38/196
Foreign-born residents 3,840,654 1,127,184
Foreign-born residents rank 17/195 56/195
Foreign-born share of population 4.2% 10.8%
Foreign-born share rank 103/195 61/195

Natural population change vs migration

Iran
Natural

Migration
Portugal
Natural

Migration
1x
Year Population change
Iran Portugal
Natural Migration Natural Migration
2025 - 116,786 - 16,472
2024 715,785 190,156 -34,223 20,648
2023 750,150 262,044 -32,792 29,102
2022 753,525 403,190 -40,694 68,696
2021 645,725 334,967 -45,592 69,606
2020 663,978 -180,680 -39,129 54,076
2019 893,063 -32,794 -24,687 63,031
2018 1,035,052 -27,946 -25,709 22,495
2017 1,140,549 34,849 -23,691 13,979
2016 1,186,949 66,630 -23,749 -775
2015 1,178,317 -46,239 -23,823 -3,209
2014 1,158,552 -56,042 -22,882 -26,447
2013 1,119,533 -47,322 -24,052 -36,342
2012 1,073,804 -57,823 -17,875 -37,083
2011 1,023,925 -65,924 -5,279 -31,513
2010 980,380 -12,849 -4,230 -5,627
2009 958,322 211 -5,284 14,532
2008 940,983 -12,184 0 9,478
2007 919,254 -24,950 -1,055 21,064
2006 884,529 640,932 3,156 16,754
2005 837,305 765,873 2,101 15,537
2004 801,203 739,996 7,339 13,928
2003 732,600 700,222 4,184 24,740
2002 752,205 -668,962 8,335 42,169
2001 743,658 291,692 8,290 55,565
2000 731,203 300,133 15,435 60,586
1999 723,237 191,988 8,175 49,572
1998 717,655 218,171 7,112 40,931
1997 726,574 98,009 8,087 36,922
1996 784,508 -92,435 4,026 32,640
1995 879,648 -220,258 4,011 26,971
1994 1,008,076 -297,487 9,991 20,761
1993 1,219,658 -1,696,091 7,972 8,561
1992 1,365,466 -451,945 13,933 -11,847
1991 1,495,594 -13,059 12,948 -37,914
1990 1,530,434 200,711 13,976 -34,855
1989 1,609,739 9,460 22,011 -30,615
1988 1,614,512 30,688 24,047 -26,595
1987 1,639,644 213,524 28,084 -23,142
1986 1,659,289 242,411 31,102 -20,000
1985 1,661,750 163,999 33,077 -19,183
1984 1,653,051 97,748 45,983 -16,658
1983 1,573,612 204,544 47,798 -16,568
1982 1,514,240 222,390 58,479 -15,006
1981 1,376,830 1,452,169 56,152 -7,938
1980 1,361,293 103,674 63,481 29,881
1979 1,294,306 75,451 67,628 32,434
1978 1,156,974 70,088 70,731 34,345
1977 1,091,542 68,093 84,156 37,779
1976 1,013,347 18,825 85,138 40,490
1975 929,481 106,921 81,841 42,262
1974 873,369 103,252 74,412 41,254
1973 831,880 104,779 76,835 39,748
1972 804,043 96,614 83,715 39,058
1971 805,830 77,717 82,980 48,944
1970 794,612 89,757 87,672 -191,862
1969 780,660 78,196 89,329 -161,114
1968 743,992 69,342 100,737 -145,200
1967 727,276 77,313 106,495 -136,232
1966 695,040 98,709 107,171 -129,233
1965 663,029 127,808 115,182 -123,855
1964 635,589 121,817 120,170 -118,763
1963 620,126 110,190 113,783 -116,874
1962 595,538 96,332 123,217 -113,947
1961 594,674 77,811 117,867 -112,768
1960 584,060 54,041 118,693 -95,886

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

GeoRank.org/population/iran/portugal | 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 Portugal 48.2% is from natural causes (a loss of 314,089 people) and 51.8% is from migration (a gain of 337,649 people).

As of 2024, 3,840,654 residents or 4.2% of the population were not native-born in Iran, compared to 1,127,184 people or 10.8% in Portugal.

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
Portugal
City Population
Lisbon 546K
Sintra 386K
Vila Nova de Gaia 304K
Porto 232K
Cascais 214K
Loures 202K
Braga 193K
Almada 177K
Matosinhos 173K
Oeiras 172K

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/portugal | 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. Wikidata (2026, retrieved 2026-07-08)
  5. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08)

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