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

Updated on by Georank team

The latest officially reported population of the Solomon Islands was 819,198 in 2024 vs 21,916,000 people in Sri Lanka in 2024. In 2026, based on the adjusted UN estimation, the current Solomon Islands' population is 863,951 people compared to 22,185,425 in Sri Lanka.

Population statistics:

  • Sri Lanka's population is 25.7 times bigger than the Solomon Islands'.
  • The Solomon Islands is ranked the 161st most populous country in the world, while Sri Lanka is the 63rd.
  • The countries together account for 0.28% of the world: 0.01% for the Solomon Islands vs 0.27% for Sri Lanka.
  • For the last 10 years, the Solomon Islands has had an average growth rate of +2.95% per year vs +0.57% in Sri Lanka.
  • Since 2006, the population of the Solomon Islands has increased from 492K people to 864K (75.7% growth), while Sri Lanka has grown from 20.4M to 22.2M (9.01% growth).

Solomon Islands vs Sri Lanka: population by year and forecast

Solomon Islands
Factual

Projection
Sri Lanka
Factual

Projection
1x
Year Population
Solomon Islands Sri Lanka
2100 1,869,358 20,270,496
2099 1,865,277 20,383,669
2098 1,861,047 20,498,567
2097 1,856,421 20,611,123
2096 1,851,585 20,723,560
2095 1,846,229 20,834,629
2094 1,840,799 20,943,809
2093 1,834,881 21,052,131
2092 1,828,545 21,158,833
2091 1,822,001 21,263,961
2090 1,815,153 21,371,263
2089 1,808,103 21,475,426
2088 1,800,741 21,577,177
2087 1,793,136 21,677,510
2086 1,785,209 21,777,420
2085 1,777,013 21,876,464
2084 1,768,444 21,970,336
2083 1,759,601 22,062,801
2082 1,750,433 22,151,745
2081 1,740,952 22,240,834
2080 1,731,110 22,326,555
2079 1,721,146 22,411,438
2078 1,710,785 22,489,772
2077 1,700,043 22,565,028
2076 1,688,876 22,637,463
2075 1,677,587 22,707,112
2074 1,666,185 22,778,489
2073 1,654,264 22,844,703
2072 1,642,044 22,905,707
2071 1,629,467 22,964,866
2070 1,616,736 23,022,515
2069 1,603,679 23,076,310
2068 1,590,304 23,129,541
2067 1,576,716 23,184,596
2066 1,563,005 23,234,419
2065 1,549,060 23,285,901
2064 1,534,862 23,331,390
2063 1,520,351 23,372,184
2062 1,505,792 23,409,522
2061 1,490,935 23,441,893
2060 1,476,028 23,474,032
2059 1,460,816 23,502,132
2058 1,445,385 23,528,076
2057 1,429,967 23,550,580
2056 1,414,320 23,570,923
2055 1,398,440 23,582,432
2054 1,382,426 23,591,414
2053 1,366,190 23,601,371
2052 1,349,703 23,605,361
2051 1,333,136 23,606,194
2050 1,316,322 23,603,330
2049 1,299,367 23,597,604
2048 1,282,258 23,587,307
2047 1,265,007 23,570,881
2046 1,247,608 23,547,409
2045 1,230,002 23,515,133
2044 1,212,277 23,483,546
2043 1,194,351 23,446,242
2042 1,176,271 23,404,983
2041 1,158,172 23,357,358
2040 1,139,832 23,306,148
2039 1,121,014 23,248,341
2038 1,101,787 23,187,512
2037 1,082,148 23,120,775
2036 1,062,197 23,053,427
2035 1,041,925 22,981,808
2034 1,021,492 22,906,587
2033 1,000,997 22,826,414
2032 980,329 22,742,267
2031 959,788 22,655,907
2030 939,300 22,564,038
2029 918,921 22,470,759
2028 898,660 22,370,999
2027 878,499 22,266,017
2026 858,557 22,155,543
2025 838,746 22,039,908
2024 819,198 21,916,000
2023 800,005 22,037,000
2022 781,066 22,181,000
2021 762,591 22,156,000
2020 744,498 21,919,000
2019 728,147 21,803,000
2018 709,101 21,670,000
2017 685,672 21,453,000
2016 662,379 21,209,000
2015 639,415 20,970,000
2014 616,908 20,778,000
2013 594,945 20,585,000
2012 573,606 21,169,458
2011 552,945 21,009,048
2010 532,968 20,879,089
2009 518,141 20,756,435
2008 508,790 20,629,378
2007 500,156 20,492,545
2006 491,594 20,352,411
2005 483,080 20,216,524
2004 474,611 20,087,605
2003 466,154 19,951,521
2002 457,671 19,805,752
2001 449,125 19,600,362
2000 440,469 19,293,054
1999 430,500 18,944,731
1998 419,071 18,596,003
1997 407,474 18,248,200
1996 396,009 17,905,018
1995 384,733 17,564,068
1994 373,675 17,275,773
1993 362,839 17,025,918
1992 352,205 16,739,284
1991 341,738 16,475,354
1990 331,435 16,352,458
1989 321,282 16,248,557
1988 311,265 16,078,621
1987 301,414 15,916,576
1986 291,842 15,731,256
1985 282,455 15,544,154
1984 273,163 15,441,860
1983 264,068 15,388,794
1982 255,200 15,286,567
1981 246,555 15,099,414
1980 238,135 14,847,974
1979 229,953 14,579,614
1978 222,029 14,310,128
1977 214,418 14,049,371
1976 207,194 13,796,770
1975 200,744 13,548,984
1974 195,041 13,305,693
1973 189,774 13,060,916
1972 184,994 12,809,205
1971 180,637 12,551,910
1970 176,579 12,287,110
1969 172,476 12,013,858
1968 168,282 11,736,088
1967 164,245 11,457,328
1966 160,393 11,183,928
1965 156,686 10,916,965
1964 153,085 10,653,397
1963 149,589 10,395,040
1962 146,201 10,143,754
1961 142,912 9,899,372
1960 139,688 9,661,389

Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1960–2024, retrieved 2026-04-06).

GeoRank.org/population/solomon-islands/sri-lanka | CC BY

From 2006 to 2016, the population of the Solomon Islands increased by 170,785 people (a 34.7% growth), while Sri Lanka gained 856,589 people (a 4.21% growth).

For the next 10 years, from 2016 to 2026, the Solomon Islands gained 201,572 people (a 30.4% growth), while Sri Lanka's population increased by 976,425 people (a 4.6% growth).

The Solomon Islands was ranked 165th most populous country in 2006 and is 161st in 2026. Sri Lanka was ranked 55th in 2006 and ranked 63rd now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) the Solomon Islands' population will grow by 52.4% to 1,316,322 people with a rank change from 161st to 156th. The population of Sri Lanka will increase by 6.39% to 23,603,330 people and rank change from 63rd to 70th.

The Solomon Islands is projected to reach its peak in 2100 at 1.87M people compared to the peak of 23.6M people in 2051 for Sri Lanka.

Population growth rate by year

Solomon Islands
Factual

Projection
Sri Lanka
Factual

Projection
1x
Year Growth rate
Solomon Islands Sri Lanka
2100 0.22% -0.56%
2099 0.23% -0.56%
2098 0.25% -0.55%
2097 0.26% -0.54%
2096 0.29% -0.53%
2095 0.29% -0.52%
2094 0.32% -0.51%
2093 0.35% -0.5%
2092 0.36% -0.49%
2091 0.38% -0.5%
2090 0.39% -0.49%
2089 0.41% -0.47%
2088 0.42% -0.46%
2087 0.44% -0.46%
2086 0.46% -0.45%
2085 0.48% -0.43%
2084 0.5% -0.42%
2083 0.52% -0.4%
2082 0.54% -0.4%
2081 0.57% -0.38%
2080 0.58% -0.38%
2079 0.61% -0.35%
2078 0.63% -0.33%
2077 0.66% -0.32%
2076 0.67% -0.31%
2075 0.68% -0.31%
2074 0.72% -0.29%
2073 0.74% -0.27%
2072 0.77% -0.26%
2071 0.79% -0.25%
2070 0.81% -0.23%
2069 0.84% -0.23%
2068 0.86% -0.24%
2067 0.88% -0.21%
2066 0.9% -0.22%
2065 0.93% -0.19%
2064 0.95% -0.17%
2063 0.97% -0.16%
2062 1% -0.14%
2061 1.01% -0.14%
2060 1.04% -0.12%
2059 1.07% -0.11%
2058 1.08% -0.1%
2057 1.11% -0.09%
2056 1.14% -0.05%
2055 1.16% -0.04%
2054 1.19% -0.04%
2053 1.22% -0.02%
2052 1.24% -0.004%
2051 1.28% 0.01%
2050 1.3% 0.02%
2049 1.33% 0.04%
2048 1.36% 0.07%
2047 1.39% 0.1%
2046 1.43% 0.14%
2045 1.46% 0.13%
2044 1.5% 0.16%
2043 1.54% 0.18%
2042 1.56% 0.2%
2041 1.61% 0.22%
2040 1.68% 0.25%
2039 1.75% 0.26%
2038 1.81% 0.29%
2037 1.88% 0.29%
2036 1.95% 0.31%
2035 2% 0.33%
2034 2.05% 0.35%
2033 2.11% 0.37%
2032 2.14% 0.38%
2031 2.18% 0.41%
2030 2.22% 0.42%
2029 2.25% 0.45%
2028 2.3% 0.47%
2027 2.32% 0.5%
2026 2.36% 0.52%
2025 2.39% 0.57%
2024 2.4% -0.55%
2023 2.42% -0.65%
2022 2.42% 0.11%
2021 2.43% 1.08%
2020 2.25% 0.53%
2019 2.69% 0.61%
2018 3.42% 1.01%
2017 3.52% 1.15%
2016 3.59% 1.14%
2015 3.65% 0.92%
2014 3.69% 0.94%
2013 3.72% -2.76%
2012 3.74% 0.76%
2011 3.75% 0.62%
2010 2.86% 0.59%
2009 1.84% 0.62%
2008 1.73% 0.67%
2007 1.74% 0.69%
2006 1.76% 0.67%
2005 1.78% 0.64%
2004 1.81% 0.68%
2003 1.85% 0.74%
2002 1.9% 1.05%
2001 1.97% 1.59%
2000 2.32% 1.84%
1999 2.73% 1.88%
1998 2.85% 1.91%
1997 2.9% 1.92%
1996 2.93% 1.94%
1995 2.96% 1.67%
1994 2.99% 1.47%
1993 3.02% 1.71%
1992 3.06% 1.6%
1991 3.11% 0.75%
1990 3.16% 0.64%
1989 3.22% 1.06%
1988 3.27% 1.02%
1987 3.28% 1.18%
1986 3.32% 1.2%
1985 3.4% 0.66%
1984 3.44% 0.34%
1983 3.47% 0.67%
1982 3.51% 1.24%
1981 3.54% 1.69%
1980 3.56% 1.84%
1979 3.57% 1.88%
1978 3.55% 1.86%
1977 3.49% 1.83%
1976 3.21% 1.83%
1975 2.92% 1.83%
1974 2.78% 1.87%
1973 2.58% 1.97%
1972 2.41% 2.05%
1971 2.3% 2.16%
1970 2.38% 2.27%
1969 2.49% 2.37%
1968 2.46% 2.43%
1967 2.4% 2.44%
1966 2.37% 2.45%
1965 2.35% 2.47%
1964 2.34% 2.49%
1963 2.32% 2.48%
1962 2.3% 2.47%
1961 2.31% 2.46%

Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1961–2024, retrieved 2026-04-06).

GeoRank.org/population/solomon-islands/sri-lanka | CC BY

In 2024, the population of the Solomon Islands grew by 2.4%, while Sri Lanka's population declined by 0.55%.

Live population counters

Solomon Islands Sri Lanka
Current population
863951
22185425
Population rank 161/197 63/197
Percent of world population 0.01% 0.27%
One net population change
27.4 minutes
4.34 minutes
One birth every
24.4 minutes
2.13 minutes
One death every
2.13 hours
2.91 minutes
Daily growth/decline +53 -332
Annual growth/decline +19,193 -121,000
Annual growth/decline rate +2.4% -0.55%
Population growth rate rank 33/197 188/197
One migration net change every
5.39 hours
17.2 minutes
Annual migration change +1,631 -30,724
Net migration rank 59/196 165/196
Foreign-born residents 2,469 40,698
Foreign-born residents rank 192/195 156/195
Foreign-born share of population 0.3% 0.2%
Foreign-born share rank 184/195 190/195

Natural population change vs migration

Solomon Islands
Natural

Migration
Sri Lanka
Natural

Migration
1x
Year Population change
Solomon Islands Sri Lanka
Natural Migration Natural Migration
2025 - 1,631 - -30,724
2024 - 1,610 - -27,245
2023 17,436 1,636 66,111 -28,011
2022 17,253 1,567 95,378 -27,435
2021 16,626 1,499 121,858 -29,586
2020 16,488 1,556 170,968 -29,875
2019 16,649 -1,990 172,243 -28,426
2018 16,790 6,653 183,610 -28,607
2017 16,897 6,513 187,993 -22,324
2016 17,027 6,146 194,232 -18,388
2015 16,909 5,853 201,815 -29,797
2014 16,652 5,598 211,541 -33,672
2013 16,038 5,631 221,021 -37,754
2012 15,585 5,420 229,138 -41,955
2011 15,095 5,219 224,461 -90,839
2010 14,604 5,040 224,325 -98,060
2009 14,381 -4,360 200,175 -81,130
2008 14,225 -5,538 232,225 -97,144
2007 13,963 -5,383 248,287 -109,695
2006 13,799 -5,262 248,706 -107,045
2005 13,568 -5,082 248,683 -118,594
2004 13,444 -4,985 212,527 -84,795
2003 13,344 -4,881 252,008 -107,573
2002 13,195 -4,691 252,840 -105,718
2001 13,061 -4,474 244,377 19,273
2000 12,938 -4,219 227,060 123,894
1999 12,809 -1,588 206,876 138,799
1998 12,658 -1,019 201,059 150,724
1997 12,478 -931 208,193 135,636
1996 12,328 -947 215,290 127,236
1995 12,124 -952 221,957 117,416
1994 11,771 -828 228,904 8,323
1993 11,396 -665 226,257 36,232
1992 11,029 -482 222,230 88,542
1991 10,789 -410 218,117 -1,047
1990 10,561 -335 224,454 -195,736
1989 10,354 -270 212,401 -33,305
1988 10,142 -197 219,184 -58,415
1987 9,943 -179 226,414 -63,105
1986 9,656 -269 233,782 -26,460
1985 9,534 -150 247,836 -80,950
1984 9,299 -102 263,175 -225,450
1983 9,011 -30 277,768 -209,362
1982 8,720 40 300,030 -163,987
1981 8,436 99 328,096 -89,824
1980 8,156 151 328,155 -63,541
1979 7,874 188 329,791 -57,683
1978 7,598 174 317,055 -50,189
1977 7,290 159 300,038 -45,383
1976 7,058 -48 291,816 -41,258
1975 6,635 -760 282,496 -37,475
1974 6,612 -1,084 275,521 -33,979
1973 6,343 -1,329 278,577 -30,582
1972 6,074 -1,520 282,494 -27,071
1971 5,814 -1,646 281,200 -22,021
1970 5,575 -1,632 286,719 -16,299
1969 5,444 -1,187 286,218 -10,152
1968 5,285 -1,154 286,642 -7,163
1967 5,151 -1,213 284,738 -6,696
1966 5,028 -1,256 275,549 -6,794
1965 4,885 -1,237 272,422 -7,249
1964 4,747 -1,200 269,584 -7,614
1963 4,571 -1,129 262,880 -8,118
1962 4,408 -1,073 256,719 -8,909
1961 4,257 -1,016 251,087 -10,144
1960 4,119 -917 247,631 -12,610

Data sources: World Bank | Health (1960–2025, retrieved 2026-04-06).

GeoRank.org/population/solomon-islands/sri-lanka | CC BY

Over the last 10 years, 82.8% of the population change in the Solomon Islands is from natural causes (a gain of 168,727 people) and 17.2% is from migration (a gain of 35,031 people). In Sri Lanka 85.3% is from natural causes (a gain of 1,605,749 people) and 14.7% is from migration (a loss of 276,121 people).

As of 2024, 2,469 residents or 0.3% of the population were not native-born in the Solomon Islands, compared to 40,698 people or 0.2% in Sri Lanka.

Biggest cities by population

Solomon Islands
City Population
Honiara 84.5K
Auki 6.81K
Sri Lanka
City Population
Colombo 648K
Gampaha 191K
Beruwala 165K
Negombo 142K
Kandy 120K
Sri Jayawardenepura Kotte 116K
Trincomalee 99.1K
Galle 93.1K
Matara 68.2K
Anuradhapura 63.2K

Compare countries by 7 more topics

Population map with other countries

1x

Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06); United Nations | World Population Prospects (1960–2026, retrieved 2026-03-10); U.S. Census Bureau (1960–2025, retrieved 2026-02-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20).

GeoRank.org/population/solomon-islands/sri-lanka | CC BY

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Data sources:

  1. World Bank | Health (1960–2025, retrieved 2026-04-06)
  2. United Nations | World Population Prospects (1960–2100, retrieved 2026-03-10)
  3. U.S. Census Bureau (1960–2025, retrieved 2026-02-08)
  4. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)
  5. Wikidata (2026, retrieved 2026-02-08)

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