The latest officially reported population of Mongolia was 3,568,978 in 2025 vs 838,645 people in the Solomon Islands in 2025. In 2026, based on the adjusted UN estimation, the current Mongolia's population is 3,630,744 people compared to 868,694 in the Solomon Islands.
Population statistics:
- Mongolia's population is 4.18 times bigger than the Solomon Islands'.
- Mongolia is ranked the 132nd most populous country in the world, while the Solomon Islands is the 161st.
- The countries together account for 0.05% of the world: 0.04% for Mongolia vs 0.01% for the Solomon Islands.
- For the last 10 years, Mongolia has had an average growth rate of +1.71% per year vs +2.83% in the Solomon Islands.
- Since 2006, the population of Mongolia has increased from 2.57M people to 3.63M (41.4% growth), while the Solomon Islands has grown from 492K to 869K (76.7% growth).
Mongolia vs Solomon Islands: population by year and forecast
| Year | Population | |
|---|---|---|
Mongolia
|
Solomon Islands
|
|
| 2100 | 5,630,532 | 1,869,132 |
| 2099 | 5,624,298 | 1,865,051 |
| 2098 | 5,616,442 | 1,860,822 |
| 2097 | 5,607,739 | 1,856,197 |
| 2096 | 5,598,366 | 1,851,361 |
| 2095 | 5,587,141 | 1,846,006 |
| 2094 | 5,575,743 | 1,840,576 |
| 2093 | 5,563,600 | 1,834,659 |
| 2092 | 5,550,506 | 1,828,323 |
| 2091 | 5,537,031 | 1,821,781 |
| 2090 | 5,522,419 | 1,814,933 |
| 2089 | 5,507,083 | 1,807,885 |
| 2088 | 5,491,226 | 1,800,523 |
| 2087 | 5,475,425 | 1,792,919 |
| 2086 | 5,459,661 | 1,784,993 |
| 2085 | 5,442,388 | 1,776,798 |
| 2084 | 5,424,928 | 1,768,230 |
| 2083 | 5,406,747 | 1,759,388 |
| 2082 | 5,388,623 | 1,750,221 |
| 2081 | 5,369,593 | 1,740,741 |
| 2080 | 5,349,817 | 1,730,900 |
| 2079 | 5,329,240 | 1,720,938 |
| 2078 | 5,307,283 | 1,710,578 |
| 2077 | 5,286,383 | 1,699,838 |
| 2076 | 5,264,220 | 1,688,671 |
| 2075 | 5,241,700 | 1,677,384 |
| 2074 | 5,218,897 | 1,665,984 |
| 2073 | 5,195,622 | 1,654,063 |
| 2072 | 5,172,532 | 1,641,845 |
| 2071 | 5,149,066 | 1,629,270 |
| 2070 | 5,124,853 | 1,616,540 |
| 2069 | 5,101,195 | 1,603,485 |
| 2068 | 5,077,035 | 1,590,112 |
| 2067 | 5,052,818 | 1,576,525 |
| 2066 | 5,027,552 | 1,562,815 |
| 2065 | 5,002,655 | 1,548,873 |
| 2064 | 4,978,185 | 1,534,676 |
| 2063 | 4,953,806 | 1,520,167 |
| 2062 | 4,929,364 | 1,505,610 |
| 2061 | 4,904,690 | 1,490,754 |
| 2060 | 4,878,877 | 1,475,849 |
| 2059 | 4,852,963 | 1,460,639 |
| 2058 | 4,826,761 | 1,445,210 |
| 2057 | 4,799,120 | 1,429,794 |
| 2056 | 4,771,151 | 1,414,149 |
| 2055 | 4,742,184 | 1,398,271 |
| 2054 | 4,711,735 | 1,382,259 |
| 2053 | 4,679,745 | 1,366,025 |
| 2052 | 4,646,658 | 1,349,539 |
| 2051 | 4,612,090 | 1,332,975 |
| 2050 | 4,576,701 | 1,316,163 |
| 2049 | 4,539,215 | 1,299,210 |
| 2048 | 4,500,638 | 1,282,103 |
| 2047 | 4,460,511 | 1,264,854 |
| 2046 | 4,419,188 | 1,247,457 |
| 2045 | 4,376,222 | 1,229,853 |
| 2044 | 4,333,010 | 1,212,131 |
| 2043 | 4,289,776 | 1,194,206 |
| 2042 | 4,245,757 | 1,176,128 |
| 2041 | 4,201,838 | 1,158,032 |
| 2040 | 4,158,320 | 1,139,694 |
| 2039 | 4,115,023 | 1,120,879 |
| 2038 | 4,072,646 | 1,101,654 |
| 2037 | 4,030,644 | 1,082,017 |
| 2036 | 3,989,867 | 1,062,068 |
| 2035 | 3,950,239 | 1,041,799 |
| 2034 | 3,911,316 | 1,021,368 |
| 2033 | 3,873,353 | 1,000,876 |
| 2032 | 3,836,311 | 980,211 |
| 2031 | 3,800,027 | 959,672 |
| 2030 | 3,763,374 | 939,186 |
| 2029 | 3,726,490 | 918,810 |
| 2028 | 3,688,767 | 898,552 |
| 2027 | 3,650,012 | 878,392 |
| 2026 | 3,610,395 | 858,453 |
| 2025 | 3,568,978 | 838,645 |
| 2024 | 3,524,788 | 819,198 |
| 2023 | 3,481,145 | 800,005 |
| 2022 | 3,433,748 | 781,066 |
| 2021 | 3,383,741 | 762,591 |
| 2020 | 3,327,204 | 744,498 |
| 2019 | 3,267,673 | 728,147 |
| 2018 | 3,208,189 | 709,101 |
| 2017 | 3,148,917 | 685,672 |
| 2016 | 3,088,856 | 662,379 |
| 2015 | 3,026,864 | 639,415 |
| 2014 | 2,963,113 | 616,908 |
| 2013 | 2,899,011 | 594,945 |
| 2012 | 2,839,705 | 573,606 |
| 2011 | 2,786,317 | 552,945 |
| 2010 | 2,738,622 | 532,968 |
| 2009 | 2,691,115 | 518,141 |
| 2008 | 2,643,201 | 508,790 |
| 2007 | 2,601,850 | 500,156 |
| 2006 | 2,567,168 | 491,594 |
| 2005 | 2,536,407 | 483,080 |
| 2004 | 2,508,412 | 474,611 |
| 2003 | 2,480,374 | 466,154 |
| 2002 | 2,449,027 | 457,671 |
| 2001 | 2,417,751 | 449,125 |
| 2000 | 2,388,299 | 440,469 |
| 1999 | 2,356,813 | 430,500 |
| 1998 | 2,323,809 | 419,071 |
| 1997 | 2,291,750 | 407,474 |
| 1996 | 2,259,507 | 396,009 |
| 1995 | 2,224,945 | 384,733 |
| 1994 | 2,189,395 | 373,675 |
| 1993 | 2,165,130 | 362,839 |
| 1992 | 2,167,790 | 352,205 |
| 1991 | 2,165,342 | 341,738 |
| 1990 | 2,098,710 | 331,435 |
| 1989 | 2,124,185 | 321,282 |
| 1988 | 2,076,322 | 311,265 |
| 1987 | 2,022,800 | 301,414 |
| 1986 | 1,970,965 | 291,842 |
| 1985 | 1,921,514 | 282,455 |
| 1984 | 1,874,349 | 273,163 |
| 1983 | 1,829,092 | 264,068 |
| 1982 | 1,785,364 | 255,200 |
| 1981 | 1,742,857 | 246,555 |
| 1980 | 1,701,335 | 238,135 |
| 1979 | 1,660,659 | 229,953 |
| 1978 | 1,619,468 | 222,029 |
| 1977 | 1,576,245 | 214,418 |
| 1976 | 1,531,945 | 207,194 |
| 1975 | 1,488,296 | 200,744 |
| 1974 | 1,446,050 | 195,041 |
| 1973 | 1,405,502 | 189,774 |
| 1972 | 1,366,821 | 184,994 |
| 1971 | 1,330,071 | 180,637 |
| 1970 | 1,295,272 | 176,579 |
| 1969 | 1,262,284 | 172,476 |
| 1968 | 1,229,930 | 168,282 |
| 1967 | 1,196,996 | 164,245 |
| 1966 | 1,163,754 | 160,393 |
| 1965 | 1,131,177 | 156,686 |
| 1964 | 1,100,234 | 153,085 |
| 1963 | 1,071,362 | 149,589 |
| 1962 | 1,041,444 | 146,201 |
| 1961 | 1,009,284 | 142,912 |
| 1960 | 977,595 | 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/mongolia/solomon-islands | CC BY 
From 2006 to 2016, the population of Mongolia increased by 521,688 people (a 20.3% growth), while the Solomon Islands gained 170,785 people (a 34.7% growth).
For the next 10 years, from 2016 to 2026, Mongolia gained 541,888 people (a 17.5% growth), while the Solomon Islands' population increased by 206,315 people (a 31.1% growth).
Mongolia was ranked 137th most populous country in 2006 and is 132nd 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) Mongolia's population will grow by 26.1% to 4,576,701 people with a rank change from 132nd to 130th. The population of the Solomon Islands will increase by 51.5% to 1,316,163 people and rank change from 161st to 156th.
Mongolia is projected to reach its peak in 2100 at 5.63M people compared to the peak of 1.87M people in 2100 for the Solomon Islands.
Population growth rate by year
| Year | Growth rate | |
|---|---|---|
|
Mongolia
|
Solomon Islands
|
|
| 2100 | 0.11% | 0.22% |
| 2099 | 0.14% | 0.23% |
| 2098 | 0.16% | 0.25% |
| 2097 | 0.17% | 0.26% |
| 2096 | 0.2% | 0.29% |
| 2095 | 0.2% | 0.29% |
| 2094 | 0.22% | 0.32% |
| 2093 | 0.24% | 0.35% |
| 2092 | 0.24% | 0.36% |
| 2091 | 0.26% | 0.38% |
| 2090 | 0.28% | 0.39% |
| 2089 | 0.29% | 0.41% |
| 2088 | 0.29% | 0.42% |
| 2087 | 0.29% | 0.44% |
| 2086 | 0.32% | 0.46% |
| 2085 | 0.32% | 0.48% |
| 2084 | 0.34% | 0.5% |
| 2083 | 0.34% | 0.52% |
| 2082 | 0.35% | 0.54% |
| 2081 | 0.37% | 0.57% |
| 2080 | 0.39% | 0.58% |
| 2079 | 0.41% | 0.61% |
| 2078 | 0.4% | 0.63% |
| 2077 | 0.42% | 0.66% |
| 2076 | 0.43% | 0.67% |
| 2075 | 0.44% | 0.68% |
| 2074 | 0.45% | 0.72% |
| 2073 | 0.45% | 0.74% |
| 2072 | 0.46% | 0.77% |
| 2071 | 0.47% | 0.79% |
| 2070 | 0.46% | 0.81% |
| 2069 | 0.48% | 0.84% |
| 2068 | 0.48% | 0.86% |
| 2067 | 0.5% | 0.88% |
| 2066 | 0.5% | 0.9% |
| 2065 | 0.49% | 0.93% |
| 2064 | 0.49% | 0.95% |
| 2063 | 0.5% | 0.97% |
| 2062 | 0.5% | 1% |
| 2061 | 0.53% | 1.01% |
| 2060 | 0.53% | 1.04% |
| 2059 | 0.54% | 1.07% |
| 2058 | 0.58% | 1.08% |
| 2057 | 0.59% | 1.11% |
| 2056 | 0.61% | 1.14% |
| 2055 | 0.65% | 1.16% |
| 2054 | 0.68% | 1.19% |
| 2053 | 0.71% | 1.22% |
| 2052 | 0.75% | 1.24% |
| 2051 | 0.77% | 1.28% |
| 2050 | 0.83% | 1.3% |
| 2049 | 0.86% | 1.33% |
| 2048 | 0.9% | 1.36% |
| 2047 | 0.94% | 1.39% |
| 2046 | 0.98% | 1.43% |
| 2045 | 1% | 1.46% |
| 2044 | 1.01% | 1.5% |
| 2043 | 1.04% | 1.54% |
| 2042 | 1.05% | 1.56% |
| 2041 | 1.05% | 1.61% |
| 2040 | 1.05% | 1.68% |
| 2039 | 1.04% | 1.75% |
| 2038 | 1.04% | 1.81% |
| 2037 | 1.02% | 1.88% |
| 2036 | 1% | 1.95% |
| 2035 | 1% | 2% |
| 2034 | 0.98% | 2.05% |
| 2033 | 0.97% | 2.11% |
| 2032 | 0.95% | 2.14% |
| 2031 | 0.97% | 2.18% |
| 2030 | 0.99% | 2.22% |
| 2029 | 1.02% | 2.25% |
| 2028 | 1.06% | 2.3% |
| 2027 | 1.1% | 2.32% |
| 2026 | 1.16% | 2.36% |
| 2025 | 1.25% | 2.37% |
| 2024 | 1.25% | 2.4% |
| 2023 | 1.38% | 2.42% |
| 2022 | 1.48% | 2.42% |
| 2021 | 1.7% | 2.43% |
| 2020 | 1.82% | 2.25% |
| 2019 | 1.85% | 2.69% |
| 2018 | 1.88% | 3.42% |
| 2017 | 1.94% | 3.52% |
| 2016 | 2.05% | 3.59% |
| 2015 | 2.15% | 3.65% |
| 2014 | 2.21% | 3.69% |
| 2013 | 2.09% | 3.72% |
| 2012 | 1.92% | 3.74% |
| 2011 | 1.74% | 3.75% |
| 2010 | 1.77% | 2.86% |
| 2009 | 1.81% | 1.84% |
| 2008 | 1.59% | 1.73% |
| 2007 | 1.35% | 1.74% |
| 2006 | 1.21% | 1.76% |
| 2005 | 1.12% | 1.78% |
| 2004 | 1.13% | 1.81% |
| 2003 | 1.28% | 1.85% |
| 2002 | 1.29% | 1.9% |
| 2001 | 1.23% | 1.97% |
| 2000 | 1.34% | 2.32% |
| 1999 | 1.42% | 2.73% |
| 1998 | 1.4% | 2.85% |
| 1997 | 1.43% | 2.9% |
| 1996 | 1.55% | 2.93% |
| 1995 | 1.62% | 2.96% |
| 1994 | 1.12% | 2.99% |
| 1993 | -0.12% | 3.02% |
| 1992 | 0.11% | 3.06% |
| 1991 | 3.17% | 3.11% |
| 1990 | -1.2% | 3.16% |
| 1989 | 2.31% | 3.22% |
| 1988 | 2.65% | 3.27% |
| 1987 | 2.63% | 3.28% |
| 1986 | 2.57% | 3.32% |
| 1985 | 2.52% | 3.4% |
| 1984 | 2.47% | 3.44% |
| 1983 | 2.45% | 3.47% |
| 1982 | 2.44% | 3.51% |
| 1981 | 2.44% | 3.54% |
| 1980 | 2.45% | 3.56% |
| 1979 | 2.54% | 3.57% |
| 1978 | 2.74% | 3.55% |
| 1977 | 2.89% | 3.49% |
| 1976 | 2.93% | 3.21% |
| 1975 | 2.92% | 2.92% |
| 1974 | 2.88% | 2.78% |
| 1973 | 2.83% | 2.58% |
| 1972 | 2.76% | 2.41% |
| 1971 | 2.69% | 2.3% |
| 1970 | 2.61% | 2.38% |
| 1969 | 2.63% | 2.49% |
| 1968 | 2.75% | 2.46% |
| 1967 | 2.86% | 2.4% |
| 1966 | 2.88% | 2.37% |
| 1965 | 2.81% | 2.35% |
| 1964 | 2.69% | 2.34% |
| 1963 | 2.87% | 2.32% |
| 1962 | 3.19% | 2.3% |
| 1961 | 3.24% | 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/mongolia/solomon-islands | CC BY
In 2025, the population of Mongolia grew by 1.25%, while the Solomon Islands' population grew by 2.37%.
Live population counters
|
Mongolia
|
Solomon Islands
|
|
|---|---|---|
| Current population |
3630744
|
868694
|
| Population rank | 132/197 | 161/197 |
| Percent of world population | 0.04% | 0.01% |
| One net population change |
11.9 minutes
|
27.1 minutes
|
| One birth every |
8.82 minutes
|
24 minutes
|
| One death every |
27.1 minutes
|
2.1 hours
|
| Daily growth/decline | +121 | +53 |
| Annual growth/decline | +44,190 | +19,447 |
| Annual growth/decline rate | +1.25% | +2.37% |
| Population growth rate rank | 81/197 | 32/197 |
| One migration net change every |
4.63 days
|
5.39 hours
|
| Annual migration change | +79 | +1,631 |
| Net migration rank | 74/196 | 59/196 |
| Foreign-born residents | 22,589 | 2,469 |
| Foreign-born residents rank | 169/195 | 192/195 |
| Foreign-born share of population | 0.6% | 0.3% |
| Foreign-born share rank | 171/195 | 184/195 |
Natural population change vs migration
| Year | Population change | |||
|---|---|---|---|---|
|
Mongolia
|
Solomon Islands
|
|||
| Natural | Migration | Natural | Migration | |
| 2025 | - | 79 | - | 1,631 |
| 2024 | 40,182 | 83 | 17,715 | 1,610 |
| 2023 | 46,995 | 0 | 17,436 | 1,636 |
| 2022 | 47,730 | 0 | 17,253 | 1,567 |
| 2021 | 52,109 | 0 | 16,626 | 1,499 |
| 2020 | 60,888 | 0 | 16,488 | 1,556 |
| 2019 | 61,433 | 8,660 | 16,649 | -1,990 |
| 2018 | 60,635 | 7,811 | 16,790 | 6,653 |
| 2017 | 57,940 | 6,831 | 16,897 | 6,513 |
| 2016 | 62,086 | 5,633 | 17,027 | 6,146 |
| 2015 | 64,473 | 4,307 | 16,909 | 5,853 |
| 2014 | 66,078 | 2,921 | 16,652 | 5,598 |
| 2013 | 62,618 | 1,505 | 16,038 | 5,631 |
| 2012 | 55,942 | 351 | 15,585 | 5,420 |
| 2011 | 50,711 | -505 | 15,095 | 5,219 |
| 2010 | 44,914 | -6,444 | 14,604 | 5,040 |
| 2009 | 48,876 | -15,007 | 14,381 | -4,360 |
| 2008 | 45,843 | -17,277 | 14,225 | -5,538 |
| 2007 | 39,636 | -15,220 | 13,963 | -5,383 |
| 2006 | 33,609 | -11,934 | 13,799 | -5,262 |
| 2005 | 29,290 | -8,924 | 13,568 | -5,082 |
| 2004 | 28,418 | -8,148 | 13,444 | -4,985 |
| 2003 | 28,827 | -7,986 | 13,344 | -4,881 |
| 2002 | 30,439 | -8,934 | 13,195 | -4,691 |
| 2001 | 32,052 | -10,244 | 13,061 | -4,474 |
| 2000 | 32,753 | -11,241 | 12,938 | -4,219 |
| 1999 | 32,283 | -13,481 | 12,809 | -1,588 |
| 1998 | 31,757 | -10,315 | 12,658 | -1,019 |
| 1997 | 32,403 | -9,132 | 12,478 | -931 |
| 1996 | 33,741 | -8,626 | 12,328 | -947 |
| 1995 | 34,473 | -7,346 | 12,124 | -952 |
| 1994 | 34,711 | -5,449 | 11,771 | -828 |
| 1993 | 36,924 | -5,429 | 11,396 | -665 |
| 1992 | 42,437 | -8,404 | 11,029 | -482 |
| 1991 | 47,884 | -11,427 | 10,789 | -410 |
| 1990 | 49,443 | -11,881 | 10,561 | -335 |
| 1989 | 51,420 | -9,757 | 10,354 | -270 |
| 1988 | 51,588 | 2,459 | 10,142 | -197 |
| 1987 | 51,140 | 1,855 | 9,943 | -179 |
| 1986 | 50,329 | 354 | 9,656 | -269 |
| 1985 | 49,944 | -1,719 | 9,534 | -150 |
| 1984 | 48,562 | -2,452 | 9,299 | -102 |
| 1983 | 46,919 | -2,522 | 9,011 | -30 |
| 1982 | 45,179 | -2,132 | 8,720 | 40 |
| 1981 | 43,588 | -1,615 | 8,436 | 99 |
| 1980 | 42,343 | -1,268 | 8,156 | 151 |
| 1979 | 41,568 | -1,296 | 7,874 | 188 |
| 1978 | 40,276 | 1,833 | 7,598 | 174 |
| 1977 | 38,995 | 5,354 | 7,290 | 159 |
| 1976 | 37,670 | 6,577 | 7,058 | -48 |
| 1975 | 36,490 | 6,556 | 6,635 | -760 |
| 1974 | 35,297 | 6,153 | 6,612 | -1,084 |
| 1973 | 33,993 | 5,647 | 6,343 | -1,329 |
| 1972 | 32,727 | 4,999 | 6,074 | -1,520 |
| 1971 | 31,536 | 4,238 | 5,814 | -1,646 |
| 1970 | 30,558 | 3,263 | 5,575 | -1,632 |
| 1969 | 29,781 | 2,366 | 5,444 | -1,187 |
| 1968 | 29,017 | 3,535 | 5,285 | -1,154 |
| 1967 | 28,178 | 5,139 | 5,151 | -1,213 |
| 1966 | 27,338 | 5,837 | 5,028 | -1,256 |
| 1965 | 26,364 | 5,610 | 4,885 | -1,237 |
| 1964 | 25,317 | 4,599 | 4,747 | -1,200 |
| 1963 | 24,142 | 3,687 | 4,571 | -1,129 |
| 1962 | 22,960 | 9,049 | 4,408 | -1,073 |
| 1961 | 21,873 | 10,440 | 4,257 | -1,016 |
| 1960 | 20,726 | 10,334 | 4,119 | -917 |
Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08).
GeoRank.org/population/mongolia/solomon-islands | CC BY
Over the last 10 years, 94.3% of the population change in Mongolia is from natural causes (a gain of 554,471 people) and 5.67% is from migration (a gain of 33,325 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, 22,589 residents or 0.6% of the population were not native-born in Mongolia, compared to 2,469 people or 0.3% in the Solomon Islands.
Biggest cities by population
|
Mongolia
|
|
|---|---|
| City | Population |
| Ulaanbaatar | 1.4M |
| Bulgan | 12.3K |
|
Solomon Islands
|
|
|---|---|
| City | Population |
| Honiara | 84.5K |
| Auki | 6.81K |
Compare countries by 7 more topics
Population differences between Mongolia and the Solomon Islands
|
Mongolia
|
Solomon Islands
|
|
|---|---|---|
| Life expectancy | 72.5 years | 71 years |
| Average age | 29.9 years | 25.7 years |
| Median age | 27.9 years | 21.8 years |
| Male:Female ratio | 49.8:50.2 | 51.1:48.9 |
| Fertility rate | 2.5 births per woman | 3.51 births per woman |
| Population density | 6 ppl/mi² | 79.4 ppl/mi² |
Population map with other countries
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/mongolia/solomon-islands | CC BY
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Data sources:
- World Bank | Health (1960–2025, retrieved 2026-07-08)
- United Nations | World Population Prospects (1960–2100, retrieved 2026-07-08)
- U.S. Census Bureau (1960–2025, retrieved 2026-07-08)
- Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08)
- Wikidata (2026, retrieved 2026-07-08)
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