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Population in Australia compared to the Solomon Islands: Trends, Charts, Rankings

Updated on by Georank

The latest officially reported population of Australia was 27,614,411 in 2025 vs 838,645 people in the Solomon Islands in 2025. In 2026, based on the adjusted UN estimation, the current Australia's population is 28,010,980 people compared to 868,694 in the Solomon Islands.

Population statistics:

  • Australia's population is 32.2 times bigger than the Solomon Islands'.
  • Australia is ranked the 55th most populous country in the world, while the Solomon Islands is the 161st.
  • The countries together account for 0.35% of the world: 0.34% for Australia vs 0.01% for the Solomon Islands.
  • For the last 10 years, Australia has had an average growth rate of +1.49% per year vs +2.83% in the Solomon Islands.
  • Since 2006, the population of Australia has increased from 20.5M people to 28M (37% growth), while the Solomon Islands has grown from 492K to 869K (76.7% growth).

Australia vs Solomon Islands: population by year and forecast

Australia
Factual

Projection
Solomon Islands
Factual

Projection
1x
Year Population
Australia Solomon Islands
2100 44,268,623 1,869,132
2099 44,045,424 1,865,051
2098 43,816,219 1,860,822
2097 43,573,042 1,856,197
2096 43,335,272 1,851,361
2095 43,106,279 1,846,006
2094 42,884,039 1,840,576
2093 42,648,686 1,834,659
2092 42,410,825 1,828,323
2091 42,168,735 1,821,781
2090 41,927,939 1,814,933
2089 41,695,112 1,807,885
2088 41,454,360 1,800,523
2087 41,226,316 1,792,919
2086 41,005,658 1,784,993
2085 40,792,190 1,776,798
2084 40,580,657 1,768,230
2083 40,356,871 1,759,388
2082 40,140,558 1,750,221
2081 39,916,925 1,740,741
2080 39,703,296 1,730,900
2079 39,489,029 1,720,938
2078 39,273,623 1,710,578
2077 39,056,566 1,699,838
2076 38,845,418 1,688,671
2075 38,632,596 1,677,384
2074 38,418,045 1,665,984
2073 38,207,153 1,654,063
2072 37,999,068 1,641,845
2071 37,792,119 1,629,270
2070 37,578,242 1,616,540
2069 37,359,215 1,603,485
2068 37,138,635 1,590,112
2067 36,919,449 1,576,525
2066 36,701,629 1,562,815
2065 36,492,733 1,548,873
2064 36,290,454 1,534,676
2063 36,076,918 1,520,167
2062 35,866,124 1,505,610
2061 35,656,154 1,490,754
2060 35,450,525 1,475,849
2059 35,244,589 1,460,639
2058 35,027,089 1,445,210
2057 34,817,156 1,429,794
2056 34,607,988 1,414,149
2055 34,393,278 1,398,271
2054 34,179,940 1,382,259
2053 33,970,136 1,366,025
2052 33,760,935 1,349,539
2051 33,546,695 1,332,975
2050 33,330,712 1,316,163
2049 33,115,090 1,299,210
2048 32,887,237 1,282,103
2047 32,671,939 1,264,854
2046 32,443,408 1,247,457
2045 32,220,633 1,229,853
2044 32,001,023 1,212,131
2043 31,780,612 1,194,206
2042 31,556,888 1,176,128
2041 31,336,104 1,158,032
2040 31,119,045 1,139,694
2039 30,906,074 1,120,879
2038 30,686,214 1,101,654
2037 30,471,145 1,082,017
2036 30,247,954 1,062,068
2035 30,023,790 1,041,799
2034 29,801,152 1,021,368
2033 29,576,548 1,000,876
2032 29,349,199 980,211
2031 29,115,445 959,672
2030 28,877,548 939,186
2029 28,638,212 918,810
2028 28,388,452 898,552
2027 28,135,058 878,392
2026 27,879,933 858,453
2025 27,614,411 838,645
2024 27,194,286 819,198
2023 26,659,922 800,005
2022 26,018,721 781,066
2021 25,685,412 762,591
2020 25,649,248 744,498
2019 25,334,826 728,147
2018 24,963,258 709,101
2017 24,592,588 685,672
2016 24,190,907 662,379
2015 23,815,995 639,415
2014 23,475,686 616,908
2013 23,128,129 594,945
2012 22,733,465 573,606
2011 22,340,024 552,945
2010 22,031,750 532,968
2009 21,691,653 518,141
2008 21,249,199 508,790
2007 20,827,622 500,156
2006 20,450,966 491,594
2005 20,176,844 483,080
2004 19,932,722 474,611
2003 19,720,737 466,154
2002 19,495,210 457,671
2001 19,274,701 449,125
2000 19,028,802 440,469
1999 18,812,264 430,500
1998 18,607,584 419,071
1997 18,423,037 407,474
1996 18,224,767 396,009
1995 18,004,882 384,733
1994 17,805,468 373,675
1993 17,634,808 362,839
1992 17,478,635 352,205
1991 17,284,036 341,738
1990 17,065,128 331,435
1989 16,814,416 321,282
1988 16,532,164 311,265
1987 16,263,874 301,414
1986 16,018,350 291,842
1985 15,788,312 282,455
1984 15,579,391 273,163
1983 15,393,472 264,068
1982 15,184,247 255,200
1981 14,923,260 246,555
1980 14,692,000 238,135
1979 14,514,000 229,953
1978 14,358,000 222,029
1977 14,192,000 214,418
1976 14,033,000 207,194
1975 13,893,000 200,744
1974 13,723,000 195,041
1973 13,380,000 189,774
1972 13,177,000 184,994
1971 12,937,000 180,637
1970 12,507,000 176,579
1969 12,263,000 172,476
1968 12,009,000 168,282
1967 11,799,000 164,245
1966 11,651,000 160,393
1965 11,388,000 156,686
1964 11,167,000 153,085
1963 10,950,000 149,589
1962 10,742,000 146,201
1961 10,483,000 142,912
1960 10,276,477 139,688

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/solomon-islands | CC BY

From 2006 to 2016, the population of Australia increased by 3,739,941 people (a 18.3% growth), while the Solomon Islands gained 170,785 people (a 34.7% growth).

For the next 10 years, from 2016 to 2026, Australia gained 3,820,073 people (a 15.8% growth), while the Solomon Islands' population increased by 206,315 people (a 31.1% growth).

Australia was ranked 54th most populous country in 2006 and is 55th in 2026. The Solomon Islands was ranked 165th in 2006 and ranked 161st 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 the Solomon Islands will increase by 51.5% to 1,316,163 people and rank change from 161st to 156th.

Australia is projected to reach its peak in 2100 at 44.3M people compared to the peak of 1.87M people in 2100 for the Solomon Islands.

Population growth rate by year

Australia
Factual

Projection
Solomon Islands
Factual

Projection
1x
Year Growth rate
Australia Solomon Islands
2100 0.51% 0.22%
2099 0.52% 0.23%
2098 0.56% 0.25%
2097 0.55% 0.26%
2096 0.53% 0.29%
2095 0.52% 0.29%
2094 0.55% 0.32%
2093 0.56% 0.35%
2092 0.57% 0.36%
2091 0.57% 0.38%
2090 0.56% 0.39%
2089 0.58% 0.41%
2088 0.55% 0.42%
2087 0.54% 0.44%
2086 0.52% 0.46%
2085 0.52% 0.48%
2084 0.55% 0.5%
2083 0.54% 0.52%
2082 0.56% 0.54%
2081 0.54% 0.57%
2080 0.54% 0.58%
2079 0.55% 0.61%
2078 0.56% 0.63%
2077 0.54% 0.66%
2076 0.55% 0.67%
2075 0.56% 0.68%
2074 0.55% 0.72%
2073 0.55% 0.74%
2072 0.55% 0.77%
2071 0.57% 0.79%
2070 0.59% 0.81%
2069 0.59% 0.84%
2068 0.59% 0.86%
2067 0.59% 0.88%
2066 0.57% 0.9%
2065 0.56% 0.93%
2064 0.59% 0.95%
2063 0.59% 0.97%
2062 0.59% 1%
2061 0.58% 1.01%
2060 0.58% 1.04%
2059 0.62% 1.07%
2058 0.6% 1.08%
2057 0.6% 1.11%
2056 0.62% 1.14%
2055 0.62% 1.16%
2054 0.62% 1.19%
2053 0.62% 1.22%
2052 0.64% 1.24%
2051 0.65% 1.28%
2050 0.65% 1.3%
2049 0.69% 1.33%
2048 0.66% 1.36%
2047 0.7% 1.39%
2046 0.69% 1.43%
2045 0.69% 1.46%
2044 0.69% 1.5%
2043 0.71% 1.54%
2042 0.7% 1.56%
2041 0.7% 1.61%
2040 0.69% 1.68%
2039 0.72% 1.75%
2038 0.71% 1.81%
2037 0.74% 1.88%
2036 0.75% 1.95%
2035 0.75% 2%
2034 0.76% 2.05%
2033 0.77% 2.11%
2032 0.8% 2.14%
2031 0.82% 2.18%
2030 0.84% 2.22%
2029 0.88% 2.25%
2028 0.9% 2.3%
2027 0.92% 2.32%
2026 0.96% 2.36%
2025 1.54% 2.37%
2024 2% 2.4%
2023 2.46% 2.42%
2022 1.3% 2.42%
2021 0.14% 2.43%
2020 1.24% 2.25%
2019 1.49% 2.69%
2018 1.51% 3.42%
2017 1.66% 3.52%
2016 1.57% 3.59%
2015 1.45% 3.65%
2014 1.5% 3.69%
2013 1.74% 3.72%
2012 1.76% 3.74%
2011 1.4% 3.75%
2010 1.57% 2.86%
2009 2.08% 1.84%
2008 2.02% 1.73%
2007 1.84% 1.74%
2006 1.36% 1.76%
2005 1.22% 1.78%
2004 1.07% 1.81%
2003 1.16% 1.85%
2002 1.14% 1.9%
2001 1.29% 1.97%
2000 1.15% 2.32%
1999 1.1% 2.73%
1998 1% 2.85%
1997 1.09% 2.9%
1996 1.22% 2.93%
1995 1.12% 2.96%
1994 0.97% 2.99%
1993 0.89% 3.02%
1992 1.13% 3.06%
1991 1.28% 3.11%
1990 1.49% 3.16%
1989 1.71% 3.22%
1988 1.65% 3.27%
1987 1.53% 3.28%
1986 1.46% 3.32%
1985 1.34% 3.4%
1984 1.21% 3.44%
1983 1.38% 3.47%
1982 1.75% 3.51%
1981 1.57% 3.54%
1980 1.23% 3.56%
1979 1.09% 3.57%
1978 1.17% 3.55%
1977 1.13% 3.49%
1976 1.01% 3.21%
1975 1.24% 2.92%
1974 2.56% 2.78%
1973 1.54% 2.58%
1972 1.86% 2.41%
1971 3.44% 2.3%
1970 1.99% 2.38%
1969 2.12% 2.49%
1968 1.78% 2.46%
1967 1.27% 2.4%
1966 2.31% 2.37%
1965 1.98% 2.35%
1964 1.98% 2.34%
1963 1.94% 2.32%
1962 2.47% 2.3%
1961 2.01% 2.31%

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/solomon-islands | CC BY

In 2025, the population of Australia grew by 1.54%, while the Solomon Islands' population grew by 2.37%.

Live population counters

Australia Solomon Islands
Current population
28010980
868694
Population rank 55/197 161/197
Percent of world population 0.34% 0.01%
One net population change
1.25 minutes
27.1 minutes
One birth every
1.81 minutes
24 minutes
One death every
2.81 minutes
2.1 hours
Daily growth/decline +1,151 +53
Annual growth/decline +420,125 +19,447
Annual growth/decline rate +1.54% +2.37%
Population growth rate rank 68/197 32/197
One migration net change every
3.84 minutes
5.39 hours
Annual migration change +137,109 +1,631
Net migration rank 11/196 59/196
Foreign-born residents 8,111,404 2,469
Foreign-born residents rank 9/195 192/195
Foreign-born share of population 30.4% 0.3%
Foreign-born share rank 18/195 184/195

Natural population change vs migration

Australia
Natural

Migration
Solomon Islands
Natural

Migration
1x
Year Population change
Australia Solomon Islands
Natural Migration Natural Migration
2025 - 137,109 - 1,631
2024 103,773 138,510 17,715 1,610
2023 104,641 140,232 17,436 1,636
2022 111,881 140,972 17,253 1,567
2021 138,701 116,768 16,626 1,499
2020 133,376 44,447 16,488 1,556
2019 136,808 207,142 16,649 -1,990
2018 157,269 226,412 16,790 6,653
2017 150,015 255,023 16,897 6,513
2016 152,403 254,648 17,027 6,146
2015 150,041 212,350 16,909 5,853
2014 154,940 200,177 16,652 5,598
2013 159,584 215,823 16,038 5,631
2012 161,408 235,776 15,585 5,420
2011 156,380 197,657 15,095 5,219
2010 158,628 166,752 14,604 5,040
2009 160,518 235,628 14,381 -4,360
2008 155,119 275,773 14,225 -5,538
2007 154,124 249,873 13,963 -5,383
2006 132,931 191,985 13,799 -5,262
2005 129,132 131,371 13,568 -5,082
2004 115,610 110,072 13,444 -4,985
2003 118,325 104,437 13,344 -4,881
2002 116,971 108,852 13,195 -4,691
2001 117,575 117,552 13,061 -4,474
2000 119,882 111,186 12,938 -4,219
1999 118,517 92,900 12,809 -1,588
1998 120,949 81,310 12,658 -1,019
1997 121,592 67,661 12,478 -931
1996 125,751 82,965 12,328 -947
1995 131,436 80,456 12,124 -952
1994 131,761 51,941 11,771 -828
1993 137,551 23,833 11,396 -665
1992 139,829 40,767 11,029 -482
1991 138,273 68,847 10,789 -410
1990 143,347 100,093 10,561 -335
1989 127,789 144,042 10,354 -270
1988 127,298 153,330 10,142 -197
1987 128,484 136,421 9,943 -179
1986 123,342 113,061 9,656 -269
1985 143,674 98,327 9,534 -150
1984 123,077 79,617 9,299 -102
1983 130,844 73,251 9,011 -30
1982 126,030 111,722 8,720 40
1981 125,356 121,921 8,436 99
1980 117,536 89,189 8,156 151
1979 116,112 52,137 7,874 188
1978 116,299 45,832 7,598 174
1977 117,793 44,946 7,290 159
1976 115,070 32,792 7,058 -48
1975 123,648 25,336 6,635 -760
1974 128,996 56,167 6,612 -1,084
1973 136,476 62,928 6,343 -1,329
1972 155,488 54,895 6,074 -1,520
1971 165,593 223,991 5,814 -1,646
1970 145,081 256,295 5,575 -1,632
1969 143,477 108,770 5,444 -1,187
1968 132,099 100,963 5,285 -1,154
1967 126,249 80,904 5,151 -1,213
1966 126,996 110,864 5,028 -1,256
1965 122,990 118,891 4,885 -1,237
1964 128,420 91,588 4,747 -1,200
1963 140,161 73,237 4,571 -1,129
1962 143,943 58,315 4,408 -1,073
1961 150,955 64,495 4,257 -1,016
1960 141,816 85,707 4,119 -917

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

GeoRank.org/population/australia/solomon-islands | 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 the Solomon Islands 84.5% is from natural causes (a gain of 169,790 people) and 15.5% is from migration (a gain of 31,043 people).

As of 2024, 8,111,404 residents or 30.4% of the population were not native-born in Australia, compared to 2,469 people or 0.3% in the Solomon Islands.

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
Solomon Islands
City Population
Honiara 84.5K
Auki 6.81K

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/solomon-islands | 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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