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Population in Greece compared to Mongolia: Trends, Charts, Rankings

Updated on by Georank team

The latest officially reported population of Greece was 10,405,134 in 2024 vs 3,524,788 people in Mongolia in 2024. In 2026, based on the adjusted UN estimation, the current Greece's population is 10,181,414 people compared to 3,620,317 in Mongolia.

Population statistics:

  • Greece's population is 2.81 times bigger than Mongolia's.
  • Greece is ranked the 96th most populous country in the world, while Mongolia is the 132nd.
  • The countries together account for 0.17% of the world: 0.12% for Greece vs 0.04% for Mongolia.
  • For the last 10 years, Greece has had an average growth rate of -0.47% per year vs +1.79% in Mongolia.
  • Since 2006, the population of Greece has decreased from 11M people to 10.2M (7.61% decline), while Mongolia has grown from 2.57M to 3.62M (41% growth).

Greece vs Mongolia: population by year and forecast

Greece
Factual

Projection
Mongolia
Factual

Projection
1x
Year Population
Greece Mongolia
2100 6,463,085 5,629,299
2099 6,505,287 5,623,066
2098 6,547,164 5,615,212
2097 6,589,081 5,606,511
2096 6,630,487 5,597,140
2095 6,671,006 5,585,917
2094 6,710,734 5,574,522
2093 6,749,510 5,562,381
2092 6,787,596 5,549,290
2091 6,824,775 5,535,819
2090 6,862,164 5,521,210
2089 6,900,089 5,505,877
2088 6,937,116 5,490,024
2087 6,973,450 5,474,226
2086 7,010,676 5,458,465
2085 7,048,751 5,441,196
2084 7,086,818 5,423,740
2083 7,124,743 5,405,563
2082 7,164,627 5,387,443
2081 7,205,487 5,368,417
2080 7,248,512 5,348,645
2079 7,292,836 5,328,073
2078 7,338,859 5,306,120
2077 7,387,671 5,285,225
2076 7,437,562 5,263,067
2075 7,489,139 5,240,553
2074 7,543,259 5,217,755
2073 7,600,155 5,194,484
2072 7,659,253 5,171,399
2071 7,719,672 5,147,939
2070 7,782,317 5,123,730
2069 7,847,153 5,100,078
2068 7,913,682 5,075,923
2067 7,980,659 5,051,712
2066 8,047,692 5,026,451
2065 8,114,348 5,001,559
2064 8,181,923 4,977,095
2063 8,250,274 4,952,721
2062 8,318,463 4,928,284
2061 8,386,919 4,903,616
2060 8,454,179 4,877,808
2059 8,522,250 4,851,900
2058 8,589,200 4,825,704
2057 8,655,428 4,798,069
2056 8,720,012 4,770,106
2055 8,783,558 4,741,145
2054 8,844,935 4,710,703
2053 8,903,834 4,678,720
2052 8,961,755 4,645,641
2051 9,018,494 4,611,080
2050 9,072,676 4,575,698
2049 9,126,801 4,538,221
2048 9,177,973 4,499,652
2047 9,228,605 4,459,534
2046 9,275,381 4,418,220
2045 9,321,349 4,375,263
2044 9,367,130 4,332,061
2043 9,411,608 4,288,836
2042 9,454,837 4,244,827
2041 9,499,098 4,200,917
2040 9,543,726 4,157,409
2039 9,588,298 4,114,122
2038 9,633,708 4,071,754
2037 9,679,362 4,029,761
2036 9,724,905 3,988,994
2035 9,771,397 3,949,374
2034 9,817,355 3,910,459
2033 9,863,589 3,872,505
2032 9,911,215 3,835,471
2031 9,956,924 3,799,194
2030 10,002,298 3,762,550
2029 10,047,641 3,725,673
2028 10,092,845 3,687,959
2027 10,137,354 3,649,213
2026 10,181,414 3,609,604
2025 10,223,023 3,568,196
2024 10,405,134 3,524,788
2023 10,407,351 3,481,145
2022 10,436,882 3,433,748
2021 10,569,207 3,383,741
2020 10,698,599 3,327,204
2019 10,721,582 3,267,673
2018 10,732,882 3,208,189
2017 10,754,679 3,148,917
2016 10,775,971 3,088,856
2015 10,820,883 3,026,864
2014 10,892,413 2,963,113
2013 10,965,211 2,899,011
2012 11,045,011 2,839,705
2011 11,104,899 2,786,317
2010 11,121,341 2,738,622
2009 11,107,017 2,691,115
2008 11,077,841 2,643,201
2007 11,048,473 2,601,850
2006 11,020,362 2,567,168
2005 10,987,314 2,536,407
2004 10,955,141 2,508,412
2003 10,928,070 2,480,374
2002 10,902,022 2,449,027
2001 10,862,132 2,417,751
2000 10,805,808 2,388,299
1999 10,761,698 2,356,813
1998 10,720,509 2,323,809
1997 10,661,259 2,291,750
1996 10,608,800 2,259,507
1995 10,562,153 2,224,945
1994 10,512,922 2,189,395
1993 10,460,415 2,165,130
1992 10,399,061 2,167,790
1991 10,319,927 2,165,342
1990 10,196,792 2,098,710
1989 10,089,498 2,124,185
1988 10,036,983 2,076,322
1987 10,000,595 2,022,800
1986 9,967,213 1,970,965
1985 9,934,300 1,921,514
1984 9,895,801 1,874,349
1983 9,846,627 1,829,092
1982 9,789,513 1,785,364
1981 9,729,350 1,742,857
1980 9,642,505 1,701,335
1979 9,548,258 1,660,659
1978 9,429,959 1,619,468
1977 9,308,479 1,576,245
1976 9,188,150 1,531,945
1975 9,046,541 1,488,296
1974 8,962,022 1,446,050
1973 8,929,086 1,405,502
1972 8,888,628 1,366,821
1971 8,831,036 1,330,071
1970 8,792,806 1,295,272
1969 8,772,764 1,262,284
1968 8,740,765 1,229,930
1967 8,684,088 1,196,996
1966 8,613,651 1,163,754
1965 8,550,333 1,131,177
1964 8,510,429 1,100,234
1963 8,479,625 1,071,362
1962 8,448,233 1,041,444
1961 8,398,050 1,009,284
1960 8,331,725 977,595

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/greece/mongolia | CC BY

From 2006 to 2016, the population of Greece decreased by 244,391 people (a 2.22% decline), while Mongolia gained 521,688 people (a 20.3% growth).

For the next 10 years, from 2016 to 2026, Greece lost 594,557 people (a 5.52% decline), while Mongolia's population increased by 531,461 people (a 17.2% growth).

Greece was ranked 74th most populous country in 2006 and is 96th in 2026. Mongolia was ranked 137th in 2006 and ranked 132nd now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Greece's population will shrink by 10.9% to 9,072,676 people with a rank change from 96th to 106th. The population of Mongolia will increase by 26.4% to 4,575,698 people and rank change from 132nd to 130th.

Mongolia is projected to reach its peak in 2100 at 5.63M people, while Greece's population already peaked in 2010 at 11.1M people and is projected to decrease to 6.46M people by 2100.

Population growth rate by year

Greece
Factual

Projection
Mongolia
Factual

Projection
1x
Year Growth rate
Greece Mongolia
2100 -0.65% 0.11%
2099 -0.64% 0.14%
2098 -0.64% 0.16%
2097 -0.62% 0.17%
2096 -0.61% 0.2%
2095 -0.59% 0.2%
2094 -0.57% 0.22%
2093 -0.56% 0.24%
2092 -0.54% 0.24%
2091 -0.54% 0.26%
2090 -0.55% 0.28%
2089 -0.53% 0.29%
2088 -0.52% 0.29%
2087 -0.53% 0.29%
2086 -0.54% 0.32%
2085 -0.54% 0.32%
2084 -0.53% 0.34%
2083 -0.56% 0.34%
2082 -0.57% 0.35%
2081 -0.59% 0.37%
2080 -0.61% 0.39%
2079 -0.63% 0.41%
2078 -0.66% 0.4%
2077 -0.67% 0.42%
2076 -0.69% 0.43%
2075 -0.72% 0.44%
2074 -0.75% 0.45%
2073 -0.77% 0.45%
2072 -0.78% 0.46%
2071 -0.8% 0.47%
2070 -0.83% 0.46%
2069 -0.84% 0.48%
2068 -0.84% 0.48%
2067 -0.83% 0.5%
2066 -0.82% 0.5%
2065 -0.83% 0.49%
2064 -0.83% 0.49%
2063 -0.82% 0.5%
2062 -0.82% 0.5%
2061 -0.8% 0.53%
2060 -0.8% 0.53%
2059 -0.78% 0.54%
2058 -0.77% 0.58%
2057 -0.74% 0.59%
2056 -0.72% 0.61%
2055 -0.69% 0.65%
2054 -0.66% 0.68%
2053 -0.65% 0.71%
2052 -0.63% 0.75%
2051 -0.6% 0.77%
2050 -0.59% 0.83%
2049 -0.56% 0.86%
2048 -0.55% 0.9%
2047 -0.5% 0.94%
2046 -0.49% 0.98%
2045 -0.49% 1%
2044 -0.47% 1.01%
2043 -0.46% 1.04%
2042 -0.47% 1.05%
2041 -0.47% 1.05%
2040 -0.46% 1.05%
2039 -0.47% 1.04%
2038 -0.47% 1.04%
2037 -0.47% 1.02%
2036 -0.48% 1%
2035 -0.47% 1%
2034 -0.47% 0.98%
2033 -0.48% 0.97%
2032 -0.46% 0.95%
2031 -0.45% 0.97%
2030 -0.45% 0.99%
2029 -0.45% 1.02%
2028 -0.44% 1.06%
2027 -0.43% 1.1%
2026 -0.41% 1.16%
2025 -1.75% 1.23%
2024 -0.02% 1.25%
2023 -0.28% 1.38%
2022 -1.25% 1.48%
2021 -1.21% 1.7%
2020 -0.21% 1.82%
2019 -0.11% 1.85%
2018 -0.2% 1.88%
2017 -0.2% 1.94%
2016 -0.42% 2.05%
2015 -0.66% 2.15%
2014 -0.66% 2.21%
2013 -0.72% 2.09%
2012 -0.54% 1.92%
2011 -0.15% 1.74%
2010 0.13% 1.77%
2009 0.26% 1.81%
2008 0.27% 1.59%
2007 0.26% 1.35%
2006 0.3% 1.21%
2005 0.29% 1.12%
2004 0.25% 1.13%
2003 0.24% 1.28%
2002 0.37% 1.29%
2001 0.52% 1.23%
2000 0.41% 1.34%
1999 0.38% 1.42%
1998 0.56% 1.4%
1997 0.49% 1.43%
1996 0.44% 1.55%
1995 0.47% 1.62%
1994 0.5% 1.12%
1993 0.59% -0.12%
1992 0.77% 0.11%
1991 1.21% 3.17%
1990 1.06% -1.2%
1989 0.52% 2.31%
1988 0.36% 2.65%
1987 0.33% 2.63%
1986 0.33% 2.57%
1985 0.39% 2.52%
1984 0.5% 2.47%
1983 0.58% 2.45%
1982 0.62% 2.44%
1981 0.9% 2.44%
1980 0.99% 2.45%
1979 1.25% 2.54%
1978 1.31% 2.74%
1977 1.31% 2.89%
1976 1.57% 2.93%
1975 0.94% 2.92%
1974 0.37% 2.88%
1973 0.46% 2.83%
1972 0.65% 2.76%
1971 0.43% 2.69%
1970 0.23% 2.61%
1969 0.37% 2.63%
1968 0.65% 2.75%
1967 0.82% 2.86%
1966 0.74% 2.88%
1965 0.47% 2.81%
1964 0.36% 2.69%
1963 0.37% 2.87%
1962 0.6% 3.19%
1961 0.8% 3.24%

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/greece/mongolia | CC BY

In 2024, the population of Greece declined by 0.02%, while Mongolia's population grew by 1.25%.

Live population counters

Greece Mongolia
Current population
10181414
3620317
Population rank 96/197 132/197
Percent of world population 0.12% 0.04%
One net population change
3.95 hours
12 minutes
One birth every
7.43 minutes
7.95 minutes
One death every
4.14 minutes
27.5 minutes
Daily growth/decline -6 +120
Annual growth/decline -2,217 +43,643
Annual growth/decline rate -0.02% +1.25%
Population growth rate rank 165/197 86/197
One migration net change every
31.7 minutes
4.63 days
Annual migration change +16,636 +79
Net migration rank 37/196 74/196
Foreign-born residents 1,423,964 22,589
Foreign-born residents rank 46/195 169/195
Foreign-born share of population 14.2% 0.6%
Foreign-born share rank 47/195 171/195

Natural population change vs migration

Greece
Natural

Migration
Mongolia
Natural

Migration
1x
Year Population change
Greece Mongolia
Natural Migration Natural Migration
2025 - 16,636 - 79
2024 - -122,772 - 83
2023 -56,200 -159,430 46,995 0
2022 -63,665 -53,997 47,730 0
2021 -58,131 -160,277 52,109 0
2020 -46,004 6,353 60,888 0
2019 -41,814 36,762 61,433 8,660
2018 -33,272 17,938 60,635 7,811
2017 -36,566 10,483 57,940 6,831
2016 -25,862 10,484 62,086 5,633
2015 -29,216 -43,462 64,473 4,307
2014 -20,696 -46,678 66,078 2,921
2013 -17,545 -59,323 62,618 1,505
2012 -16,568 -65,364 55,942 351
2011 -4,441 -31,786 50,711 -505
2010 5,560 2,001 44,914 -6,444
2009 8,886 18,182 48,876 -15,007
2008 11,077 27,081 45,843 -17,277
2007 2,210 25,400 39,636 -15,220
2006 6,612 27,621 33,609 -11,934
2005 2,197 33,297 29,290 -8,924
2004 0 29,039 28,418 -8,148
2003 -1,093 25,323 28,827 -7,986
2002 0 25,692 30,439 -8,934
2001 0 60,387 32,052 -10,244
2000 -1,081 54,661 32,753 -11,241
1999 -2,153 49,930 32,283 -13,481
1998 -2,144 47,856 31,757 -10,315
1997 2,133 45,671 32,403 -9,132
1996 0 43,444 33,741 -8,626
1995 1,056 42,674 34,473 -7,346
1994 6,307 42,897 34,711 -5,449
1993 4,185 39,829 36,924 -5,429
1992 6,239 41,000 42,437 -8,404
1991 6,192 37,917 47,884 -11,427
1990 8,157 26,294 49,443 -11,881
1989 9,080 18,862 51,420 -9,757
1988 15,055 20,557 51,588 2,459
1987 10,001 19,005 51,140 1,855
1986 20,931 19,064 50,329 354
1985 22,849 16,093 49,944 -1,719
1984 37,604 19,767 48,562 -2,452
1983 42,341 18,655 46,919 -2,522
1982 50,906 19,675 45,179 -2,132
1981 54,484 25,061 43,588 -1,615
1980 60,748 47,460 42,343 -1,268
1979 65,882 72,184 41,568 -1,296
1978 64,124 60,775 40,276 1,833
1977 59,574 19,193 38,995 5,354
1976 65,236 89,601 37,670 6,577
1975 61,516 61,265 36,490 6,556
1974 68,111 -22,590 35,297 6,153
1973 59,824 -42,387 33,993 5,647
1972 64,887 -3,589 32,727 4,999
1971 67,116 -12,747 31,536 4,238
1970 71,222 -54,166 30,558 3,263
1969 82,464 -118,544 29,781 2,366
1968 87,408 -429 29,017 3,535
1967 91,183 -55,853 28,178 5,139
1966 86,998 21,206 27,338 5,837
1965 83,793 -81,576 26,364 5,610
1964 83,402 -76,678 25,317 4,599
1963 81,404 -77,345 24,142 3,687
1962 85,327 -74,972 22,960 9,049
1961 86,500 -61,102 21,873 10,440
1960 96,648 -15,996 20,726 10,334

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

GeoRank.org/population/greece/mongolia | CC BY

Over the last 10 years, 51.9% of the population change in Greece is from natural causes (a loss of 411,426 people) and 48.1% is from migration (a loss of 381,824 people). In Mongolia 94.1% is from natural causes (a gain of 580,367 people) and 5.87% is from migration (a gain of 36,163 people).

As of 2024, 1,423,964 residents or 14.2% of the population were not native-born in Greece, compared to 22,589 people or 0.6% in Mongolia.

Biggest cities by population

Greece
City Population
Athens 643K
Crete 623K
Thessaloniki 310K
Patras 174K
Piraeus 168K
Larissa 146K
Heraklion 145K
Peristeri 134K
Kallithea 97.6K
Glyfada 89.6K
Mongolia
City Population
Ulaanbaatar 1.4M
Bulgan 12.3K

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/greece/mongolia | 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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