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Population in Mongolia compared to Saint Kitts and Nevis: Trends, Charts, Rankings

Updated on by Georank

The latest officially reported population of Mongolia was 3,568,978 in 2025 vs 46,922 people in Saint Kitts and Nevis in 2025. In 2026, based on the adjusted UN estimation, the current Mongolia's population is 3,630,744 people compared to 47,031 in Saint Kitts and Nevis.

Population statistics:

  • Mongolia's population is 77.2 times bigger than Saint Kitts and Nevis'.
  • Mongolia is ranked the 132nd most populous country in the world, while Saint Kitts and Nevis is the 189th.
  • The countries together account for 0.04% of the world: 0.04% for Mongolia vs 0.0006% for Saint Kitts and Nevis.
  • For the last 10 years, Mongolia has had an average growth rate of +1.71% per year vs -0.03% in Saint Kitts and Nevis.
  • Since 2006, the population of Mongolia has increased from 2.57M people to 3.63M (41.4% growth), while Saint Kitts and Nevis has grown from 46.6K to 47K (0.99% growth).

Mongolia vs Saint Kitts and Nevis: population by year and forecast

Mongolia
Factual

Projection
Saint Kitts and Nevis
Factual

Projection
1x
Year Population
Mongolia Saint Kitts
2100 5,630,532 30,378
2099 5,624,298 30,622
2098 5,616,442 30,866
2097 5,607,739 31,106
2096 5,598,366 31,357
2095 5,587,141 31,609
2094 5,575,743 31,861
2093 5,563,600 32,116
2092 5,550,506 32,383
2091 5,537,031 32,643
2090 5,522,419 32,908
2089 5,507,083 33,175
2088 5,491,226 33,459
2087 5,475,425 33,730
2086 5,459,661 34,022
2085 5,442,388 34,299
2084 5,424,928 34,588
2083 5,406,747 34,884
2082 5,388,623 35,173
2081 5,369,593 35,473
2080 5,349,817 35,768
2079 5,329,240 36,072
2078 5,307,283 36,384
2077 5,286,383 36,688
2076 5,264,220 37,001
2075 5,241,700 37,312
2074 5,218,897 37,630
2073 5,195,622 37,926
2072 5,172,532 38,236
2071 5,149,066 38,544
2070 5,124,853 38,854
2069 5,101,195 39,150
2068 5,077,035 39,454
2067 5,052,818 39,756
2066 5,027,552 40,049
2065 5,002,655 40,345
2064 4,978,185 40,630
2063 4,953,806 40,904
2062 4,929,364 41,179
2061 4,904,690 41,444
2060 4,878,877 41,706
2059 4,852,963 41,986
2058 4,826,761 42,277
2057 4,799,120 42,561
2056 4,771,151 42,825
2055 4,742,184 43,109
2054 4,711,735 43,377
2053 4,679,745 43,646
2052 4,646,658 43,905
2051 4,612,090 44,162
2050 4,576,701 44,409
2049 4,539,215 44,627
2048 4,500,638 44,845
2047 4,460,511 45,079
2046 4,419,188 45,296
2045 4,376,222 45,513
2044 4,333,010 45,714
2043 4,289,776 45,930
2042 4,245,757 46,112
2041 4,201,838 46,275
2040 4,158,320 46,427
2039 4,115,023 46,575
2038 4,072,646 46,698
2037 4,030,644 46,808
2036 3,989,867 46,918
2035 3,950,239 47,016
2034 3,911,316 47,088
2033 3,873,353 47,127
2032 3,836,311 47,162
2031 3,800,027 47,178
2030 3,763,374 47,168
2029 3,726,490 47,143
2028 3,688,767 47,123
2027 3,650,012 47,062
2026 3,610,395 46,999
2025 3,568,978 46,922
2024 3,524,788 46,843
2023 3,481,145 46,758
2022 3,433,748 46,709
2021 3,383,741 46,763
2020 3,327,204 46,870
2019 3,267,673 46,952
2018 3,208,189 47,008
2017 3,148,917 47,050
2016 3,088,856 47,075
2015 3,026,864 47,087
2014 2,963,113 47,089
2013 2,899,011 47,069
2012 2,839,705 47,033
2011 2,786,317 46,886
2010 2,738,622 46,846
2009 2,691,115 46,916
2008 2,643,201 46,835
2007 2,601,850 46,706
2006 2,567,168 46,569
2005 2,536,407 46,437
2004 2,508,412 46,315
2003 2,480,374 46,176
2002 2,449,027 46,020
2001 2,417,751 45,761
2000 2,388,299 45,248
1999 2,356,813 44,601
1998 2,323,809 43,998
1997 2,291,750 43,428
1996 2,259,507 42,877
1995 2,224,945 42,326
1994 2,189,395 41,776
1993 2,165,130 41,242
1992 2,167,790 40,715
1991 2,165,342 40,358
1990 2,098,710 40,432
1989 2,124,185 40,758
1988 2,076,322 41,062
1987 2,022,800 41,348
1986 1,970,965 41,618
1985 1,921,514 41,874
1984 1,874,349 42,113
1983 1,829,092 42,334
1982 1,785,364 42,532
1981 1,742,857 42,698
1980 1,701,335 42,850
1979 1,660,659 43,033
1978 1,619,468 43,217
1977 1,576,245 43,358
1976 1,531,945 43,482
1975 1,488,296 43,606
1974 1,446,050 43,738
1973 1,405,502 43,880
1972 1,366,821 44,033
1971 1,330,071 44,206
1970 1,295,272 44,606
1969 1,262,284 45,731
1968 1,229,930 47,245
1967 1,196,996 48,605
1966 1,163,754 49,898
1965 1,131,177 51,139
1964 1,100,234 52,326
1963 1,071,362 53,441
1962 1,041,444 54,461
1961 1,009,284 55,334
1960 977,595 55,810

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/saint-kitts-and-nevis | CC BY

From 2006 to 2016, the population of Mongolia increased by 521,688 people (a 20.3% growth), while Saint Kitts and Nevis gained 506 people (a 1.09% growth).

For the next 10 years, from 2016 to 2026, Mongolia gained 541,888 people (a 17.5% growth), while Saint Kitts and Nevis' population decreased by 44 people (a 0.09% decline).

Mongolia was ranked 137th most populous country in 2006 and is 132nd in 2026. Saint Kitts and Nevis was ranked 190th in 2006 and ranked 189th 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 Saint Kitts and Nevis will decrease by 5.58% to 44,409 people and will still be ranked 189th.

Mongolia is projected to reach its peak in 2100 at 5.63M people, while Saint Kitts and Nevis' population already peaked in 1960 at 55.8K people and is projected to decrease to 30.4K people by 2100.

Population growth rate by year

Mongolia
Factual

Projection
Saint Kitts and Nevis
Factual

Projection
1x
Year Growth rate
Mongolia Saint Kitts
2100 0.11% -0.8%
2099 0.14% -0.79%
2098 0.16% -0.77%
2097 0.17% -0.8%
2096 0.2% -0.8%
2095 0.2% -0.79%
2094 0.22% -0.79%
2093 0.24% -0.83%
2092 0.24% -0.79%
2091 0.26% -0.81%
2090 0.28% -0.81%
2089 0.29% -0.85%
2088 0.29% -0.8%
2087 0.29% -0.86%
2086 0.32% -0.81%
2085 0.32% -0.84%
2084 0.34% -0.85%
2083 0.34% -0.82%
2082 0.35% -0.85%
2081 0.37% -0.83%
2080 0.39% -0.84%
2079 0.41% -0.86%
2078 0.4% -0.83%
2077 0.42% -0.85%
2076 0.43% -0.83%
2075 0.44% -0.85%
2074 0.45% -0.78%
2073 0.45% -0.81%
2072 0.46% -0.8%
2071 0.47% -0.8%
2070 0.46% -0.76%
2069 0.48% -0.77%
2068 0.48% -0.76%
2067 0.5% -0.73%
2066 0.5% -0.73%
2065 0.49% -0.7%
2064 0.49% -0.67%
2063 0.5% -0.67%
2062 0.5% -0.64%
2061 0.53% -0.63%
2060 0.53% -0.67%
2059 0.54% -0.69%
2058 0.58% -0.67%
2057 0.59% -0.62%
2056 0.61% -0.66%
2055 0.65% -0.62%
2054 0.68% -0.62%
2053 0.71% -0.59%
2052 0.75% -0.58%
2051 0.77% -0.56%
2050 0.83% -0.49%
2049 0.86% -0.49%
2048 0.9% -0.52%
2047 0.94% -0.48%
2046 0.98% -0.48%
2045 1% -0.44%
2044 1.01% -0.47%
2043 1.04% -0.4%
2042 1.05% -0.35%
2041 1.05% -0.33%
2040 1.05% -0.32%
2039 1.04% -0.26%
2038 1.04% -0.24%
2037 1.02% -0.23%
2036 1% -0.21%
2035 1% -0.15%
2034 0.98% -0.08%
2033 0.97% -0.07%
2032 0.95% -0.03%
2031 0.97% 0.02%
2030 0.99% 0.05%
2029 1.02% 0.04%
2028 1.06% 0.13%
2027 1.1% 0.13%
2026 1.16% 0.16%
2025 1.25% 0.17%
2024 1.25% 0.18%
2023 1.38% 0.1%
2022 1.48% -0.12%
2021 1.7% -0.23%
2020 1.82% -0.17%
2019 1.85% -0.12%
2018 1.88% -0.09%
2017 1.94% -0.05%
2016 2.05% -0.03%
2015 2.15% -0.004%
2014 2.21% 0.04%
2013 2.09% 0.08%
2012 1.92% 0.31%
2011 1.74% 0.09%
2010 1.77% -0.15%
2009 1.81% 0.17%
2008 1.59% 0.28%
2007 1.35% 0.29%
2006 1.21% 0.28%
2005 1.12% 0.26%
2004 1.13% 0.3%
2003 1.28% 0.34%
2002 1.29% 0.57%
2001 1.23% 1.13%
2000 1.34% 1.45%
1999 1.42% 1.37%
1998 1.4% 1.31%
1997 1.43% 1.29%
1996 1.55% 1.3%
1995 1.62% 1.32%
1994 1.12% 1.29%
1993 -0.12% 1.29%
1992 0.11% 0.88%
1991 3.17% -0.18%
1990 -1.2% -0.8%
1989 2.31% -0.74%
1988 2.65% -0.69%
1987 2.63% -0.65%
1986 2.57% -0.61%
1985 2.52% -0.57%
1984 2.47% -0.52%
1983 2.45% -0.47%
1982 2.44% -0.39%
1981 2.44% -0.35%
1980 2.45% -0.43%
1979 2.54% -0.43%
1978 2.74% -0.33%
1977 2.89% -0.29%
1976 2.93% -0.28%
1975 2.92% -0.3%
1974 2.88% -0.32%
1973 2.83% -0.35%
1972 2.76% -0.39%
1971 2.69% -0.9%
1970 2.61% -2.46%
1969 2.63% -3.2%
1968 2.75% -2.8%
1967 2.86% -2.59%
1966 2.88% -2.43%
1965 2.81% -2.27%
1964 2.69% -2.09%
1963 2.87% -1.87%
1962 3.19% -1.58%
1961 3.24% -0.85%

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/saint-kitts-and-nevis | CC BY

In 2025, the population of Mongolia grew by 1.25%, while Saint Kitts and Nevis' population grew by 0.17%.

Live population counters

Mongolia Saint Kitts
Current population
3630744
47031
Population rank 132/197 189/197
Percent of world population 0.04% 0.0006%
One net population change
11.9 minutes
4.63 days
One birth every
8.82 minutes
16 hours
One death every
27.1 minutes
18.8 hours
Daily growth/decline +121 +0
Annual growth/decline +44,190 +79
Annual growth/decline rate +1.25% +0.17%
Population growth rate rank 81/197 152/197
One migration net change every
4.63 days
2.9 weeks
Annual migration change +79 +18
Net migration rank 74/196 75/196
Foreign-born residents 22,589 7,958
Foreign-born residents rank 169/195 181/195
Foreign-born share of population 0.6% 17%
Foreign-born share rank 171/195 37/195

Natural population change vs migration

Mongolia
Natural

Migration
Saint Kitts and Nevis
Natural

Migration
1x
Year Population change
Mongolia Saint Kitts
Natural Migration Natural Migration
2025 - 79 - 18
2024 40,182 83 82 -7
2023 46,995 0 84 0
2022 47,730 0 14 0
2021 52,109 0 -20 -92
2020 60,888 0 98 -202
2019 61,433 8,660 135 -202
2018 60,635 7,811 150 -202
2017 57,940 6,831 169 -202
2016 62,086 5,633 185 -202
2015 64,473 4,307 197 -202
2014 66,078 2,921 213 -202
2013 62,618 1,505 227 -202
2012 55,942 351 246 -202
2011 50,711 -505 250 0
2010 44,914 -6,444 274 -449
2009 48,876 -15,007 300 -263
2008 45,843 -17,277 322 -197
2007 39,636 -15,220 341 -200
2006 33,609 -11,934 355 -221
2005 29,290 -8,924 361 -234
2004 28,418 -8,148 365 -237
2003 28,827 -7,986 369 -224
2002 30,439 -8,934 365 -210
2001 32,052 -10,244 369 -7
2000 32,753 -11,241 376 291
1999 32,283 -13,481 413 213
1998 31,757 -10,315 415 170
1997 32,403 -9,132 405 157
1996 33,741 -8,626 379 168
1995 34,473 -7,346 382 162
1994 34,711 -5,449 370 170
1993 36,924 -5,429 373 160
1992 42,437 -8,404 369 158
1991 47,884 -11,427 411 -217
1990 49,443 -11,881 471 -812
1989 51,420 -9,757 476 -788
1988 51,588 2,459 471 -766
1987 51,140 1,855 486 -767
1986 50,329 354 520 -783
1985 49,944 -1,719 574 -821
1984 48,562 -2,452 598 -828
1983 46,919 -2,522 664 -880
1982 45,179 -2,132 672 -858
1981 43,588 -1,615 684 -832
1980 42,343 -1,268 652 -798
1979 41,568 -1,296 643 -856
1978 40,276 1,833 654 -817
1977 38,995 5,354 697 -820
1976 37,670 6,577 703 -823
1975 36,490 6,556 688 -813
1974 35,297 6,153 670 -810
1973 33,993 5,647 646 -794
1972 32,727 4,999 619 -782
1971 31,536 4,238 615 -797
1970 30,558 3,263 611 -1,227
1969 29,781 2,366 708 -2,340
1968 29,017 3,535 812 -2,208
1967 28,178 5,139 951 -2,270
1966 27,338 5,837 1,103 -2,366
1965 26,364 5,610 1,228 -2,447
1964 25,317 4,599 1,305 -2,465
1963 24,142 3,687 1,360 -2,435
1962 22,960 9,049 1,373 -2,331
1961 21,873 10,440 1,466 -2,256
1960 20,726 10,334 1,562 -1,725

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

GeoRank.org/population/mongolia/saint-kitts-and-nevis | 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 Saint Kitts and Nevis 45.5% is from natural causes (a gain of 1,094 people) and 54.5% is from migration (a loss of 1,311 people).

As of 2024, 22,589 residents or 0.6% of the population were not native-born in Mongolia, compared to 7,958 people or 17% in Saint Kitts and Nevis.

Biggest cities by population

Mongolia
City Population
Ulaanbaatar 1.4M
Bulgan 12.3K
Saint Kitts
City Population
Basseterre 12.9K
Cayon 3K

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/mongolia/saint-kitts-and-nevis | 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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