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Population in Iraq compared to Tonga: Trends, Charts, Rankings

Updated on by Georank

The latest officially reported population of Iraq was 47,020,774 in 2025 vs 103,742 people in Tonga in 2025. In 2026, based on the adjusted UN estimation, the current Iraq's population is 48,531,417 people compared to 103,283 in Tonga.

Population statistics:

  • Iraq's population is 470 times bigger than Tonga's.
  • Iraq is ranked the 33rd most populous country in the world, while Tonga is the 183rd.
  • The countries together account for 0.59% of the world: 0.58% for Iraq vs 0.001% for Tonga.
  • For the last 10 years, Iraq has had an average growth rate of +2.32% per year vs -0.25% in Tonga.
  • Since 2006, the population of Iraq has increased from 28.6M people to 48.5M (69.6% growth), while Tonga has declined from 106K to 103K (2.8% decline).

Iraq vs Tonga: population by year and forecast

Iraq
Factual

Projection
Tonga
Factual

Projection
1x
Year Population
Iraq Tonga
2100 101,633,126 117,617
2099 101,421,797 117,585
2098 101,213,066 117,530
2097 100,981,364 117,492
2096 100,724,968 117,461
2095 100,465,117 117,383
2094 100,194,566 117,290
2093 99,876,697 117,207
2092 99,532,563 117,097
2091 99,204,350 116,983
2090 98,887,474 116,838
2089 98,513,541 116,682
2088 98,144,553 116,481
2087 97,768,049 116,277
2086 97,325,536 116,088
2085 96,873,514 115,872
2084 96,449,107 115,628
2083 95,991,669 115,336
2082 95,510,163 115,041
2081 95,009,824 114,752
2080 94,507,711 114,424
2079 93,960,720 114,074
2078 93,417,874 113,710
2077 92,904,470 113,349
2076 92,360,076 112,945
2075 91,825,735 112,565
2074 91,229,744 112,179
2073 90,571,495 111,790
2072 89,918,845 111,377
2071 89,266,016 110,963
2070 88,596,956 110,576
2069 87,909,934 110,209
2068 87,220,950 109,825
2067 86,514,449 109,446
2066 85,734,979 109,062
2065 84,972,344 108,736
2064 84,191,791 108,377
2063 83,388,388 108,033
2062 82,605,010 107,710
2061 81,801,066 107,396
2060 80,951,432 107,117
2059 80,142,288 106,842
2058 79,319,959 106,589
2057 78,477,750 106,345
2056 77,609,609 106,130
2055 76,740,326 105,915
2054 75,857,522 105,698
2053 74,953,340 105,486
2052 74,072,968 105,286
2051 73,150,617 105,079
2050 72,236,317 104,844
2049 71,272,496 104,636
2048 70,317,228 104,387
2047 69,348,186 104,154
2046 68,401,022 103,852
2045 67,436,306 103,548
2044 66,447,658 103,215
2043 65,453,908 102,934
2042 64,434,168 102,692
2041 63,409,041 102,447
2040 62,360,444 102,228
2039 61,289,676 102,061
2038 60,253,388 101,835
2037 59,221,968 101,707
2036 58,156,294 101,627
2035 57,128,298 101,580
2034 56,087,988 101,571
2033 55,051,428 101,591
2032 54,002,572 101,633
2031 52,991,720 101,764
2030 51,987,045 101,928
2029 50,982,830 102,181
2028 50,001,395 102,494
2027 49,015,079 102,841
2026 48,020,585 103,283
2025 47,020,774 103,742
2024 46,042,015 104,175
2023 45,074,049 104,597
2022 44,070,551 105,042
2021 43,071,211 105,490
2020 42,116,605 105,704
2019 41,192,171 105,669
2018 40,265,624 105,567
2017 39,337,353 105,356
2016 38,469,627 105,524
2015 37,560,535 106,095
2014 36,550,059 106,609
2013 35,281,989 107,078
2012 33,654,842 107,460
2011 32,161,424 107,570
2010 31,045,366 107,400
2009 30,058,206 107,203
2008 28,971,036 107,020
2007 28,391,607 106,726
2006 28,616,515 106,253
2005 28,407,448 105,671
2004 27,577,878 105,071
2003 26,802,659 104,464
2002 26,006,559 103,874
2001 25,197,840 103,288
2000 24,424,056 102,677
1999 23,636,527 102,046
1998 22,884,399 101,388
1997 22,176,593 100,674
1996 21,501,321 100,275
1995 20,825,860 100,225
1994 20,139,807 100,166
1993 19,201,195 100,103
1992 18,300,845 100,022
1991 17,767,253 99,895
1990 17,581,206 99,700
1989 17,364,542 99,403
1988 16,908,819 98,969
1987 16,521,049 98,376
1986 16,074,145 98,010
1985 15,683,430 97,984
1984 15,310,733 97,990
1983 14,840,555 97,998
1982 14,406,083 97,980
1981 14,006,381 97,909
1980 13,591,992 97,769
1979 13,170,365 97,544
1978 12,753,355 97,204
1977 12,331,046 96,725
1976 11,927,651 95,325
1975 11,543,639 93,017
1974 11,167,761 90,683
1973 10,795,869 88,805
1972 10,430,164 87,356
1971 10,077,809 85,896
1970 9,735,611 84,401
1969 9,403,356 82,885
1968 9,085,016 81,353
1967 8,778,869 79,814
1966 8,485,104 78,002
1965 8,202,140 75,924
1964 7,929,566 73,879
1963 7,667,928 71,885
1962 7,413,875 69,940
1961 7,194,553 68,037
1960 7,022,052 66,170

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/iraq/tonga | CC BY

From 2006 to 2016, the population of Iraq increased by 9,853,112 people (a 34.4% growth), while Tonga lost 729 people (a 0.69% decline).

For the next 10 years, from 2016 to 2026, Iraq gained 10,061,790 people (a 26.2% growth), while Tonga's population decreased by 2,241 people (a 2.12% decline).

Iraq was ranked 39th most populous country in 2006 and is 33rd in 2026. Tonga was ranked 182nd in 2006 and ranked 183rd now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Iraq's population will grow by 48.8% to 72,236,317 people with a rank change from 33rd to 28th. The population of Tonga will increase by 1.51% to 104,844 people and will still be ranked 183rd.

Iraq is projected to reach its peak in 2100 at 102M people compared to the peak of 118K people in 2100 for Tonga.

Population growth rate by year

Iraq
Factual

Projection
Tonga
Factual

Projection
1x
Year Growth rate
Iraq Tonga
2100 0.21% 0.03%
2099 0.21% 0.05%
2098 0.23% 0.03%
2097 0.25% 0.03%
2096 0.26% 0.07%
2095 0.27% 0.08%
2094 0.32% 0.07%
2093 0.35% 0.09%
2092 0.33% 0.1%
2091 0.32% 0.12%
2090 0.38% 0.13%
2089 0.38% 0.17%
2088 0.39% 0.18%
2087 0.45% 0.16%
2086 0.47% 0.19%
2085 0.44% 0.21%
2084 0.48% 0.25%
2083 0.5% 0.26%
2082 0.53% 0.25%
2081 0.53% 0.29%
2080 0.58% 0.31%
2079 0.58% 0.32%
2078 0.55% 0.32%
2077 0.59% 0.36%
2076 0.58% 0.34%
2075 0.65% 0.34%
2074 0.73% 0.35%
2073 0.73% 0.37%
2072 0.73% 0.37%
2071 0.76% 0.35%
2070 0.78% 0.33%
2069 0.79% 0.35%
2068 0.82% 0.35%
2067 0.91% 0.35%
2066 0.9% 0.3%
2065 0.93% 0.33%
2064 0.96% 0.32%
2063 0.95% 0.3%
2062 0.98% 0.29%
2061 1.05% 0.26%
2060 1.01% 0.26%
2059 1.04% 0.24%
2058 1.07% 0.23%
2057 1.12% 0.2%
2056 1.13% 0.2%
2055 1.16% 0.2%
2054 1.21% 0.2%
2053 1.19% 0.19%
2052 1.26% 0.2%
2051 1.27% 0.22%
2050 1.35% 0.2%
2049 1.36% 0.24%
2048 1.4% 0.22%
2047 1.38% 0.29%
2046 1.43% 0.29%
2045 1.49% 0.32%
2044 1.52% 0.27%
2043 1.58% 0.24%
2042 1.62% 0.24%
2041 1.68% 0.21%
2040 1.75% 0.16%
2039 1.72% 0.22%
2038 1.74% 0.13%
2037 1.83% 0.08%
2036 1.8% 0.05%
2035 1.85% 0.009%
2034 1.88% -0.02%
2033 1.94% -0.04%
2032 1.91% -0.13%
2031 1.93% -0.16%
2030 1.97% -0.25%
2029 1.96% -0.31%
2028 2.01% -0.34%
2027 2.07% -0.43%
2026 2.13% -0.44%
2025 2.13% -0.42%
2024 2.15% -0.4%
2023 2.28% -0.42%
2022 2.32% -0.42%
2021 2.27% -0.2%
2020 2.24% 0.03%
2019 2.3% 0.1%
2018 2.36% 0.2%
2017 2.26% -0.16%
2016 2.42% -0.54%
2015 2.76% -0.48%
2014 3.59% -0.44%
2013 4.83% -0.36%
2012 4.64% -0.1%
2011 3.59% 0.16%
2010 3.28% 0.18%
2009 3.75% 0.17%
2008 2.04% 0.28%
2007 -0.79% 0.45%
2006 0.74% 0.55%
2005 3.01% 0.57%
2004 2.89% 0.58%
2003 3.06% 0.57%
2002 3.21% 0.57%
2001 3.17% 0.6%
2000 3.33% 0.62%
1999 3.29% 0.65%
1998 3.19% 0.71%
1997 3.14% 0.4%
1996 3.24% 0.05%
1995 3.41% 0.06%
1994 4.89% 0.06%
1993 4.92% 0.08%
1992 3% 0.13%
1991 1.06% 0.2%
1990 1.25% 0.3%
1989 2.7% 0.44%
1988 2.35% 0.6%
1987 2.78% 0.37%
1986 2.49% 0.03%
1985 2.43% -0.006%
1984 3.17% -0.008%
1983 3.02% 0.02%
1982 2.85% 0.07%
1981 3.05% 0.14%
1980 3.2% 0.23%
1979 3.27% 0.35%
1978 3.42% 0.5%
1977 3.38% 1.47%
1976 3.33% 2.48%
1975 3.37% 2.57%
1974 3.44% 2.11%
1973 3.51% 1.66%
1972 3.5% 1.7%
1971 3.51% 1.77%
1970 3.53% 1.83%
1969 3.5% 1.88%
1968 3.49% 1.93%
1967 3.46% 2.32%
1966 3.45% 2.74%
1965 3.44% 2.77%
1964 3.41% 2.77%
1963 3.43% 2.78%
1962 3.05% 2.8%
1961 2.46% 2.82%

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/iraq/tonga | CC BY

In 2025, the population of Iraq grew by 2.13%, while Tonga's population declined by 0.42%.

Live population counters

Iraq Tonga
Current population
48531417
103283
Population rank 33/197 183/197
Percent of world population 0.58% 0.001%
One net population change
32.3 seconds
20.3 hours
One birth every
26.8 seconds
3.65 hours
One death every
2.74 minutes
13.1 hours
Daily growth/decline +2,682 -1
Annual growth/decline +978,759 -433
Annual growth/decline rate +2.13% -0.42%
Population growth rate rank 43/197 181/197
One migration net change every
8.26 hours
4.09 hours
Annual migration change -1,064 -2,150
Net migration rank 93/196 99/196
Foreign-born residents 370,980 3,581
Foreign-born residents rank 92/195 187/195
Foreign-born share of population 0.8% 3.4%
Foreign-born share rank 160/195 113/195

Natural population change vs migration

Iraq
Natural

Migration
Tonga
Natural

Migration
1x
Year Population change
Iraq Tonga
Natural Migration Natural Migration
2025 - -1,064 - -2,150
2024 985,943 -17,735 1,729 -2,149
2023 973,420 -5,710 1,744 -2,173
2022 962,501 76,821 1,772 -2,218
2021 941,924 17,474 1,773 -2,220
2020 919,953 29,858 1,816 -1,807
2019 942,972 -43,919 1,841 -1,778
2018 938,310 15,775 1,873 -1,723
2017 924,507 -21,998 1,912 -1,642
2016 946,968 -113,980 1,989 -2,591
2015 1,007,561 -22,338 2,064 -2,610
2014 1,040,726 -5,033 2,135 -2,622
2013 1,026,036 474,379 2,199 -2,637
2012 999,987 753,907 2,255 -2,578
2011 971,082 261,880 2,298 -2,198
2010 906,369 92,779 2,332 -2,097
2009 855,096 120,092 2,358 -2,204
2008 802,382 396,792 2,397 -2,177
2007 784,119 -824,428 2,423 -2,057
2006 797,342 -1,206,850 2,459 -1,875
2005 776,603 51,019 2,495 -1,906
2004 761,563 69,948 2,478 -1,876
2003 746,159 -27,236 2,448 -1,844
2002 739,419 133,839 2,396 -1,815
2001 729,704 14,451 2,358 -1,766
2000 715,771 87,624 2,346 -1,721
1999 702,170 69,491 2,352 -1,710
1998 684,152 48,446 2,344 -1,665
1997 667,582 15,429 2,332 -1,589
1996 652,866 14,652 2,393 -2,338
1995 642,977 40,424 2,476 -2,422
1994 634,344 54,355 2,547 -2,484
1993 606,700 581,818 2,594 -2,532
1992 591,886 20,292 2,622 -2,524
1991 550,146 -95,155 2,637 -2,484
1990 518,575 -601,469 2,641 -2,409
1989 496,852 19,392 2,644 -2,280
1988 476,778 -81,562 2,649 -2,138
1987 488,742 -108,426 2,646 -1,970
1986 474,348 39,136 2,704 -2,650
1985 467,445 -199,505 2,762 -2,775
1984 455,740 21,709 2,814 -2,823
1983 439,800 23,115 2,840 -2,840
1982 428,336 -22,302 2,853 -2,814
1981 416,998 -23,640 2,882 -2,778
1980 419,653 15,757 2,885 -2,708
1979 428,458 -20,617 2,884 -2,604
1978 418,756 7,434 2,862 -2,457
1977 410,229 8,204 2,822 -2,273
1976 402,260 -13,915 2,769 -523
1975 385,916 -6,237 2,709 -346
1974 376,197 -4,090 2,650 -344
1973 373,191 -1,507 2,617 -1,168
1972 362,334 -2,600 2,605 -1,153
1971 351,464 -6,479 2,611 -1,138
1970 338,030 1,377 2,628 -1,122
1969 324,792 312 2,632 -1,101
1968 310,644 928 2,614 -1,078
1967 298,192 2,531 2,603 -1,060
1966 285,507 1,298 2,550 -465
1965 274,551 4,555 2,498 -426
1964 262,825 3,224 2,445 -428
1963 254,046 3,197 2,394 -426
1962 247,520 3,343 2,343 -420
1961 184,792 2,981 2,284 -401
1960 155,651 1,573 2,230 -384

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

GeoRank.org/population/iraq/tonga | CC BY

Over the last 10 years, 99.1% of the population change in Iraq is from natural causes (a gain of 9,544,059 people) and 0.89% is from migration (a loss of 85,752 people). In Tonga 47% is from natural causes (a gain of 18,513 people) and 53% is from migration (a loss of 20,911 people).

As of 2024, 370,980 residents or 0.8% of the population were not native-born in Iraq, compared to 3,581 people or 3.4% in Tonga.

Biggest cities by population

Iraq
City Population
Baghdad 8.13M
Mosul 1.79M
Basra 1.33M
Kirkuk 975K
Sulaymaniyah 878K
Ramadi 875K
Erbil 846K
Najaf 725K
Karbala 690K
Nasiriyah 542K
Tonga
City Population
Nukualofa 23.2K
Mua 5K

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/iraq/tonga | 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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