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Population in Australia compared to Cambodia: Trends, Charts, Rankings

Updated on by Georank

The latest officially reported population of Australia was 27,614,411 in 2025 vs 17,847,982 people in Cambodia in 2025. In 2026, based on the adjusted UN estimation, the current Australia's population is 28,010,980 people compared to 18,159,213 in Cambodia.

Population statistics:

  • Australia's population is 1.54 times bigger than Cambodia's.
  • Australia is ranked the 55th most populous country in the world, while Cambodia is the 73rd.
  • The countries together account for 0.56% of the world: 0.34% for Australia vs 0.22% for Cambodia.
  • For the last 10 years, Australia has had an average growth rate of +1.49% per year vs +1.35% in Cambodia.
  • Since 2006, the population of Australia has increased from 20.5M people to 28M (37% growth), while Cambodia has grown from 13.6M to 18.2M (33.1% growth).

Australia vs Cambodia: population by year and forecast

Australia
Factual

Projection
Cambodia
Factual

Projection
1x
Year Population
Australia Cambodia
2100 44,268,623 22,901,914
2099 44,045,424 22,958,383
2098 43,816,219 23,015,331
2097 43,573,042 23,068,989
2096 43,335,272 23,118,854
2095 43,106,279 23,162,704
2094 42,884,039 23,207,466
2093 42,648,686 23,247,521
2092 42,410,825 23,285,540
2091 42,168,735 23,317,510
2090 41,927,939 23,349,581
2089 41,695,112 23,381,110
2088 41,454,360 23,404,619
2087 41,226,316 23,429,179
2086 41,005,658 23,450,970
2085 40,792,190 23,469,059
2084 40,580,657 23,486,236
2083 40,356,871 23,498,658
2082 40,140,558 23,506,751
2081 39,916,925 23,512,878
2080 39,703,296 23,518,840
2079 39,489,029 23,523,165
2078 39,273,623 23,523,989
2077 39,056,566 23,519,769
2076 38,845,418 23,512,440
2075 38,632,596 23,506,393
2074 38,418,045 23,494,004
2073 38,207,153 23,481,588
2072 37,999,068 23,463,712
2071 37,792,119 23,443,140
2070 37,578,242 23,420,769
2069 37,359,215 23,393,461
2068 37,138,635 23,362,386
2067 36,919,449 23,324,169
2066 36,701,629 23,283,399
2065 36,492,733 23,242,009
2064 36,290,454 23,191,929
2063 36,076,918 23,139,318
2062 35,866,124 23,083,489
2061 35,656,154 23,020,659
2060 35,450,525 22,951,813
2059 35,244,589 22,877,844
2058 35,027,089 22,799,179
2057 34,817,156 22,715,484
2056 34,607,988 22,628,607
2055 34,393,278 22,537,541
2054 34,179,940 22,440,088
2053 33,970,136 22,338,320
2052 33,760,935 22,231,339
2051 33,546,695 22,117,409
2050 33,330,712 22,001,254
2049 33,115,090 21,877,484
2048 32,887,237 21,749,790
2047 32,671,939 21,618,052
2046 32,443,408 21,480,480
2045 32,220,633 21,340,224
2044 32,001,023 21,195,511
2043 31,780,612 21,046,437
2042 31,556,888 20,893,438
2041 31,336,104 20,738,659
2040 31,119,045 20,582,241
2039 30,906,074 20,421,184
2038 30,686,214 20,256,225
2037 30,471,145 20,088,660
2036 30,247,954 19,922,341
2035 30,023,790 19,747,906
2034 29,801,152 19,573,792
2033 29,576,548 19,395,265
2032 29,349,199 19,215,259
2031 29,115,445 19,030,553
2030 28,877,548 18,843,778
2029 28,638,212 18,652,372
2028 28,388,452 18,456,287
2027 28,135,058 18,256,828
2026 27,879,933 18,056,115
2025 27,614,411 17,847,982
2024 27,194,286 17,638,801
2023 26,659,922 17,423,880
2022 26,018,721 17,201,724
2021 25,685,412 16,974,305
2020 25,649,248 16,725,474
2019 25,334,826 16,481,304
2018 24,963,258 16,274,522
2017 24,592,588 16,073,372
2016 24,190,907 15,852,803
2015 23,815,995 15,623,251
2014 23,475,686 15,396,772
2013 23,128,129 15,170,208
2012 22,733,465 14,945,085
2011 22,340,024 14,722,584
2010 22,031,750 14,500,726
2009 21,691,653 14,276,810
2008 21,249,199 14,053,479
2007 20,827,622 13,841,770
2006 20,450,966 13,639,028
2005 20,176,844 13,439,202
2004 19,932,722 13,244,731
2003 19,720,737 13,050,968
2002 19,495,210 12,855,241
2001 19,274,701 12,658,484
2000 19,028,802 12,462,336
1999 18,812,264 12,265,731
1998 18,607,584 12,058,173
1997 18,423,037 11,570,982
1996 18,224,767 10,801,270
1995 18,004,882 10,018,497
1994 17,805,468 9,239,162
1993 17,634,808 8,616,381
1992 17,478,635 8,113,083
1991 17,284,036 7,686,850
1990 17,065,128 7,374,752
1989 16,814,416 7,073,473
1988 16,532,164 6,812,014
1987 16,263,874 6,557,970
1986 16,018,350 6,285,693
1985 15,788,312 6,043,783
1984 15,579,391 5,845,117
1983 15,393,472 5,636,203
1982 15,184,247 5,436,432
1981 14,923,260 5,284,495
1980 14,692,000 5,199,872
1979 14,514,000 5,088,808
1978 14,358,000 5,211,653
1977 14,192,000 5,668,551
1976 14,033,000 6,134,991
1975 13,893,000 6,581,371
1974 13,723,000 6,783,240
1973 13,380,000 6,739,726
1972 13,177,000 6,673,886
1971 12,937,000 6,620,880
1970 12,507,000 6,639,182
1969 12,263,000 6,604,725
1968 12,009,000 6,467,324
1967 11,799,000 6,332,944
1966 11,651,000 6,201,232
1965 11,388,000 6,072,289
1964 11,167,000 5,946,178
1963 10,950,000 5,823,010
1962 10,742,000 5,697,558
1961 10,483,000 5,571,168
1960 10,276,477 5,449,966

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/australia/cambodia | CC BY

From 2006 to 2016, the population of Australia increased by 3,739,941 people (a 18.3% growth), while Cambodia gained 2,213,775 people (a 16.2% growth).

For the next 10 years, from 2016 to 2026, Australia gained 3,820,073 people (a 15.8% growth), while Cambodia's population increased by 2,306,410 people (a 14.5% growth).

Australia was ranked 54th most populous country in 2006 and is 55th in 2026. Cambodia was ranked 67th in 2006 and ranked 73rd now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Australia's population will grow by 19% to 33,330,712 people with a rank change from 55th to 59th. The population of Cambodia will increase by 21.2% to 22,001,254 people and will still be ranked 73rd.

Australia is projected to reach its peak in 2100 at 44.3M people compared to the peak of 23.5M people in 2078 for Cambodia.

Population growth rate by year

Australia
Factual

Projection
Cambodia
Factual

Projection
1x
Year Growth rate
Australia Cambodia
2100 0.51% -0.25%
2099 0.52% -0.25%
2098 0.56% -0.23%
2097 0.55% -0.22%
2096 0.53% -0.19%
2095 0.52% -0.19%
2094 0.55% -0.17%
2093 0.56% -0.16%
2092 0.57% -0.14%
2091 0.57% -0.14%
2090 0.56% -0.13%
2089 0.58% -0.1%
2088 0.55% -0.1%
2087 0.54% -0.09%
2086 0.52% -0.08%
2085 0.52% -0.07%
2084 0.55% -0.05%
2083 0.54% -0.03%
2082 0.56% -0.03%
2081 0.54% -0.03%
2080 0.54% -0.02%
2079 0.55% -0.004%
2078 0.56% 0.02%
2077 0.54% 0.03%
2076 0.55% 0.03%
2075 0.56% 0.05%
2074 0.55% 0.05%
2073 0.55% 0.08%
2072 0.55% 0.09%
2071 0.57% 0.1%
2070 0.59% 0.12%
2069 0.59% 0.13%
2068 0.59% 0.16%
2067 0.59% 0.18%
2066 0.57% 0.18%
2065 0.56% 0.22%
2064 0.59% 0.23%
2063 0.59% 0.24%
2062 0.59% 0.27%
2061 0.58% 0.3%
2060 0.58% 0.32%
2059 0.62% 0.35%
2058 0.6% 0.37%
2057 0.6% 0.38%
2056 0.62% 0.4%
2055 0.62% 0.43%
2054 0.62% 0.46%
2053 0.62% 0.48%
2052 0.64% 0.52%
2051 0.65% 0.53%
2050 0.65% 0.57%
2049 0.69% 0.59%
2048 0.66% 0.61%
2047 0.7% 0.64%
2046 0.69% 0.66%
2045 0.69% 0.68%
2044 0.69% 0.71%
2043 0.71% 0.73%
2042 0.7% 0.75%
2041 0.7% 0.76%
2040 0.69% 0.79%
2039 0.72% 0.81%
2038 0.71% 0.83%
2037 0.74% 0.83%
2036 0.75% 0.88%
2035 0.75% 0.89%
2034 0.76% 0.92%
2033 0.77% 0.94%
2032 0.8% 0.97%
2031 0.82% 0.99%
2030 0.84% 1.03%
2029 0.88% 1.06%
2028 0.9% 1.09%
2027 0.92% 1.11%
2026 0.96% 1.17%
2025 1.54% 1.19%
2024 2% 1.23%
2023 2.46% 1.29%
2022 1.3% 1.34%
2021 0.14% 1.49%
2020 1.24% 1.48%
2019 1.49% 1.27%
2018 1.51% 1.25%
2017 1.66% 1.39%
2016 1.57% 1.47%
2015 1.45% 1.47%
2014 1.5% 1.49%
2013 1.74% 1.51%
2012 1.76% 1.51%
2011 1.4% 1.53%
2010 1.57% 1.57%
2009 2.08% 1.59%
2008 2.02% 1.53%
2007 1.84% 1.49%
2006 1.36% 1.49%
2005 1.22% 1.47%
2004 1.07% 1.48%
2003 1.16% 1.52%
2002 1.14% 1.55%
2001 1.29% 1.57%
2000 1.15% 1.6%
1999 1.1% 1.72%
1998 1% 4.21%
1997 1.09% 7.13%
1996 1.22% 7.81%
1995 1.12% 8.44%
1994 0.97% 7.23%
1993 0.89% 6.2%
1992 1.13% 5.54%
1991 1.28% 4.23%
1990 1.49% 4.26%
1989 1.71% 3.84%
1988 1.65% 3.87%
1987 1.53% 4.33%
1986 1.46% 4%
1985 1.34% 3.4%
1984 1.21% 3.71%
1983 1.38% 3.67%
1982 1.75% 2.88%
1981 1.57% 1.63%
1980 1.23% 2.18%
1979 1.09% -2.36%
1978 1.17% -8.06%
1977 1.13% -7.6%
1976 1.01% -6.78%
1975 1.24% -2.98%
1974 2.56% 0.65%
1973 1.54% 0.99%
1972 1.86% 0.8%
1971 3.44% -0.28%
1970 1.99% 0.52%
1969 2.12% 2.12%
1968 1.78% 2.12%
1967 1.27% 2.12%
1966 2.31% 2.12%
1965 1.98% 2.12%
1964 1.98% 2.12%
1963 1.94% 2.2%
1962 2.47% 2.27%
1961 2.01% 2.22%

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/australia/cambodia | CC BY

In 2025, the population of Australia grew by 1.54%, while Cambodia's population grew by 1.19%.

Live population counters

Australia Cambodia
Current population
28010980
18159213
Population rank 55/197 73/197
Percent of world population 0.34% 0.22%
One net population change
1.25 minutes
2.52 minutes
One birth every
1.81 minutes
1.47 minutes
One death every
2.81 minutes
4.62 minutes
Daily growth/decline +1,151 +573
Annual growth/decline +420,125 +209,181
Annual growth/decline rate +1.54% +1.19%
Population growth rate rank 68/197 88/197
One migration net change every
3.84 minutes
16.7 minutes
Annual migration change +137,109 -31,469
Net migration rank 11/196 167/196
Foreign-born residents 8,111,404 83,925
Foreign-born residents rank 9/195 136/195
Foreign-born share of population 30.4% 0.5%
Foreign-born share rank 18/195 175/195

Natural population change vs migration

Australia
Natural

Migration
Cambodia
Natural

Migration
1x
Year Population change
Australia Cambodia
Natural Migration Natural Migration
2025 - 137,109 - -31,469
2024 103,773 138,510 244,386 -32,960
2023 104,641 140,232 250,242 -31,837
2022 111,881 140,972 257,269 -31,350
2021 138,701 116,768 255,939 -27,025
2020 133,376 44,447 268,745 0
2019 136,808 207,142 276,870 -57,268
2018 157,269 226,412 280,671 -86,702
2017 150,015 255,023 282,698 -74,362
2016 152,403 254,648 284,130 -51,324
2015 150,041 212,350 284,390 -58,101
2014 154,940 200,177 283,193 -56,536
2013 159,584 215,823 281,013 -54,554
2012 161,408 235,776 276,649 -52,874
2011 156,380 197,657 272,161 -50,941
2010 158,628 166,752 272,266 -49,781
2009 160,518 235,628 274,700 -49,354
2008 155,119 275,773 272,132 -50,809
2007 154,124 249,873 270,745 -68,653
2006 132,931 191,985 263,697 -60,315
2005 129,132 131,371 256,756 -60,473
2004 115,610 110,072 251,650 -58,972
2003 118,325 104,437 251,884 -57,026
2002 116,971 108,852 251,860 -55,245
2001 117,575 117,552 250,726 -53,815
2000 119,882 111,186 246,330 -50,957
1999 118,517 92,900 245,425 -47,608
1998 120,949 81,310 251,076 -33,781
1997 121,592 67,661 252,351 504,742
1996 125,751 82,965 274,147 508,187
1995 131,436 80,456 280,168 503,042
1994 131,761 51,941 286,728 488,732
1993 137,551 23,833 282,221 187,883
1992 139,829 40,767 260,673 275,823
1991 138,273 68,847 257,709 58,264
1990 143,347 100,093 249,776 58,455
1989 127,789 144,042 239,211 55,125
1988 127,298 153,330 243,203 -14,627
1987 128,484 136,421 235,064 44,442
1986 123,342 113,061 221,684 43,356
1985 143,674 98,327 214,101 4,677
1984 123,077 79,617 207,700 -29,141
1983 130,844 73,251 192,849 46,428
1982 126,030 111,722 180,300 -20,026
1981 125,356 121,921 166,578 -22,982
1980 117,536 89,189 159,157 -133,508
1979 116,112 52,137 78,143 118,334
1978 116,299 45,832 -357,478 -84,695
1977 117,793 44,946 -416,117 -55,504
1976 115,070 32,792 -408,505 -52,741
1975 123,648 25,336 -383,806 -47,717
1974 128,996 56,167 73,001 -45,225
1973 136,476 62,928 101,304 -42,053
1972 155,488 54,895 113,190 -40,764
1971 165,593 223,991 113,813 -80,232
1970 145,081 256,295 122,832 -193,008
1969 143,477 108,770 156,777 -17,676
1968 132,099 100,963 153,444 -17,745
1967 126,249 80,904 150,046 -16,983
1966 126,996 110,864 147,583 -17,216
1965 122,990 118,891 144,460 -16,930
1964 128,420 91,588 141,216 -16,516
1963 140,161 73,237 137,562 -15,929
1962 143,943 58,315 132,861 -3,578
1961 150,955 64,495 128,259 -4,764
1960 141,816 85,707 124,237 -5,339

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

GeoRank.org/population/australia/cambodia | CC BY

Over the last 10 years, 43.5% of the population change in Australia is from natural causes (a gain of 1,338,908 people) and 56.5% is from migration (a gain of 1,736,504 people). In Cambodia 85.6% is from natural causes (a gain of 2,685,340 people) and 14.4% is from migration (a loss of 450,929 people).

As of 2024, 8,111,404 residents or 30.4% of the population were not native-born in Australia, compared to 83,925 people or 0.5% in Cambodia.

Biggest cities by population

Australia
City Population
Sydney 5.45M
Melbourne 5.35M
Brisbane 2.71M
Perth 2.14M
Adelaide 1.39M
Gold Coast 608K
Canberra 381K
Sunshine Coast 284K
Wollongong 262K
Ipswich 233K
Cambodia
City Population
Phnom Penh 2.13M
Siem Reap 245K
Battambang 119K
Serei Saophoan 99K
Sihanoukville 71.1K
Kampong Cham 61.8K
Kampot 42.1K
Svay Rieng 41.4K
Prey Veng 33.1K
Stung Treng 29.7K

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/australia/cambodia | 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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