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Population in Mongolia compared to Saudi Arabia: Trends, Charts, Rankings

Updated on by Georank team

The latest officially reported population of Mongolia was 3,524,788 in 2024 vs 35,300,280 people in Saudi Arabia in 2024. In 2026, based on the adjusted UN estimation, the current Mongolia's population is 3,620,317 people compared to 36,734,925 in Saudi Arabia.

Population statistics:

  • Saudi Arabia's population is 10.1 times bigger than Mongolia's.
  • Mongolia is ranked the 132nd most populous country in the world, while Saudi Arabia is the 44th.
  • The countries together account for 0.49% of the world: 0.04% for Mongolia vs 0.44% for Saudi Arabia.
  • For the last 10 years, Mongolia has had an average growth rate of +1.79% per year vs +2.3% in Saudi Arabia.
  • Since 2006, the population of Mongolia has increased from 2.57M people to 3.62M (41% growth), while Saudi Arabia has grown from 21.5M to 36.7M (71.2% growth).

Mongolia vs Saudi Arabia: population by year and forecast

Mongolia
Factual

Projection
Saudi Arabia
Factual

Projection
1x
Year Population
Mongolia Saudi Arabia
2100 5,629,299 74,230,118
2099 5,623,066 73,760,045
2098 5,615,212 73,287,526
2097 5,606,511 72,813,125
2096 5,597,140 72,336,039
2095 5,585,917 71,858,206
2094 5,574,522 71,379,928
2093 5,562,381 70,900,460
2092 5,549,290 70,420,464
2091 5,535,819 69,940,749
2090 5,521,210 69,462,214
2089 5,505,877 68,985,976
2088 5,490,024 68,510,277
2087 5,474,226 68,035,545
2086 5,458,465 67,562,521
2085 5,441,196 67,091,615
2084 5,423,740 66,621,667
2083 5,405,563 66,152,653
2082 5,387,443 65,684,321
2081 5,368,417 65,216,102
2080 5,348,645 64,749,128
2079 5,328,073 64,282,393
2078 5,306,120 63,815,918
2077 5,285,225 63,348,712
2076 5,263,067 62,880,120
2075 5,240,553 62,409,793
2074 5,217,755 61,937,628
2073 5,194,484 61,462,662
2072 5,171,399 60,984,202
2071 5,147,939 60,502,791
2070 5,123,730 60,018,216
2069 5,100,078 59,529,456
2068 5,075,923 59,036,086
2067 5,051,712 58,539,487
2066 5,026,451 58,039,687
2065 5,001,559 57,537,106
2064 4,977,095 57,032,172
2063 4,952,721 56,524,331
2062 4,928,284 56,014,549
2061 4,903,616 55,501,467
2060 4,877,808 54,986,901
2059 4,851,900 54,469,809
2058 4,825,704 53,950,469
2057 4,798,069 53,430,639
2056 4,770,106 52,909,061
2055 4,741,145 52,386,571
2054 4,710,703 51,862,312
2053 4,678,720 51,336,335
2052 4,645,641 50,809,100
2051 4,611,080 50,280,719
2050 4,575,698 49,751,739
2049 4,538,221 49,221,828
2048 4,499,652 48,690,143
2047 4,459,534 48,157,605
2046 4,418,220 47,623,246
2045 4,375,263 47,087,215
2044 4,332,061 46,550,306
2043 4,288,836 46,013,232
2042 4,244,827 45,475,200
2041 4,200,917 44,936,131
2040 4,157,409 44,396,093
2039 4,114,122 43,856,006
2038 4,071,754 43,314,707
2037 4,029,761 42,773,375
2036 3,988,994 42,231,639
2035 3,949,374 41,690,245
2034 3,910,459 41,150,029
2033 3,872,505 40,611,021
2032 3,835,471 40,073,144
2031 3,799,194 39,535,357
2030 3,762,550 38,998,581
2029 3,725,673 38,417,447
2028 3,687,959 37,810,902
2027 3,649,213 37,189,969
2026 3,609,604 36,566,201
2025 3,568,196 35,932,673
2024 3,524,788 35,300,280
2023 3,481,145 33,702,731
2022 3,433,748 32,175,224
2021 3,383,741 30,784,383
2020 3,327,204 31,552,510
2019 3,267,673 30,063,799
2018 3,208,189 30,196,281
2017 3,148,917 30,977,355
2016 3,088,856 30,954,198
2015 3,026,864 29,816,382
2014 2,963,113 28,309,273
2013 2,899,011 27,624,004
2012 2,839,705 26,168,861
2011 2,786,317 25,091,867
2010 2,738,622 23,978,487
2009 2,691,115 24,217,654
2008 2,643,201 23,287,877
2007 2,601,850 22,368,313
2006 2,567,168 21,459,144
2005 2,536,407 20,559,890
2004 2,508,412 19,669,480
2003 2,480,374 18,786,767
2002 2,449,027 17,910,910
2001 2,417,751 17,041,397
2000 2,388,299 16,177,722
1999 2,356,813 15,472,075
1998 2,323,809 14,922,185
1997 2,291,750 14,374,943
1996 2,259,507 13,831,009
1995 2,224,945 13,289,245
1994 2,189,395 12,750,040
1993 2,165,130 12,215,862
1992 2,167,790 11,686,676
1991 2,165,342 11,160,744
1990 2,098,710 10,640,691
1989 2,124,185 10,128,394
1988 2,076,322 9,629,165
1987 2,022,800 9,130,194
1986 1,970,965 8,628,639
1985 1,921,514 8,151,779
1984 1,874,349 7,697,307
1983 1,829,092 7,252,941
1982 1,785,364 6,824,486
1981 1,742,857 6,420,551
1980 1,701,335 6,047,997
1979 1,660,659 5,703,698
1978 1,619,468 5,381,902
1977 1,576,245 5,083,048
1976 1,531,945 4,807,933
1975 1,488,296 4,556,287
1974 1,446,050 4,323,632
1973 1,405,502 4,106,344
1972 1,366,821 3,905,722
1971 1,330,071 3,724,031
1970 1,295,272 3,562,470
1969 1,262,284 3,417,114
1968 1,229,930 3,282,711
1967 1,196,996 3,157,242
1966 1,163,754 3,039,887
1965 1,131,177 2,928,771
1964 1,100,234 2,821,968
1963 1,071,362 2,719,341
1962 1,041,444 2,620,910
1961 1,009,284 2,526,347
1960 977,595 2,435,403

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/mongolia/saudi-arabia | CC BY

From 2006 to 2016, the population of Mongolia increased by 521,688 people (a 20.3% growth), while Saudi Arabia gained 9,495,054 people (a 44.2% growth).

For the next 10 years, from 2016 to 2026, Mongolia gained 531,461 people (a 17.2% growth), while Saudi Arabia's population increased by 5,780,727 people (a 18.7% growth).

Mongolia was ranked 137th most populous country in 2006 and is 132nd in 2026. Saudi Arabia was ranked 50th in 2006 and ranked 44th now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Mongolia's population will grow by 26.4% to 4,575,698 people with a rank change from 132nd to 130th. The population of Saudi Arabia will increase by 35.4% to 49,751,739 people and rank change from 44th to 43rd.

Mongolia is projected to reach its peak in 2100 at 5.63M people compared to the peak of 74.2M people in 2100 for Saudi Arabia.

Population growth rate by year

Mongolia
Factual

Projection
Saudi Arabia
Factual

Projection
1x
Year Growth rate
Mongolia Saudi Arabia
2100 0.11% 0.64%
2099 0.14% 0.64%
2098 0.16% 0.65%
2097 0.17% 0.66%
2096 0.2% 0.66%
2095 0.2% 0.67%
2094 0.22% 0.68%
2093 0.24% 0.68%
2092 0.24% 0.69%
2091 0.26% 0.69%
2090 0.28% 0.69%
2089 0.29% 0.69%
2088 0.29% 0.7%
2087 0.29% 0.7%
2086 0.32% 0.7%
2085 0.32% 0.71%
2084 0.34% 0.71%
2083 0.34% 0.71%
2082 0.35% 0.72%
2081 0.37% 0.72%
2080 0.39% 0.73%
2079 0.41% 0.73%
2078 0.4% 0.74%
2077 0.42% 0.75%
2076 0.43% 0.75%
2075 0.44% 0.76%
2074 0.45% 0.77%
2073 0.45% 0.78%
2072 0.46% 0.8%
2071 0.47% 0.81%
2070 0.46% 0.82%
2069 0.48% 0.84%
2068 0.48% 0.85%
2067 0.5% 0.86%
2066 0.5% 0.87%
2065 0.49% 0.89%
2064 0.49% 0.9%
2063 0.5% 0.91%
2062 0.5% 0.92%
2061 0.53% 0.94%
2060 0.53% 0.95%
2059 0.54% 0.96%
2058 0.58% 0.97%
2057 0.59% 0.99%
2056 0.61% 1%
2055 0.65% 1.01%
2054 0.68% 1.02%
2053 0.71% 1.04%
2052 0.75% 1.05%
2051 0.77% 1.06%
2050 0.83% 1.08%
2049 0.86% 1.09%
2048 0.9% 1.11%
2047 0.94% 1.12%
2046 0.98% 1.14%
2045 1% 1.15%
2044 1.01% 1.17%
2043 1.04% 1.18%
2042 1.05% 1.2%
2041 1.05% 1.22%
2040 1.05% 1.23%
2039 1.04% 1.25%
2038 1.04% 1.27%
2037 1.02% 1.28%
2036 1% 1.3%
2035 1% 1.31%
2034 0.98% 1.33%
2033 0.97% 1.34%
2032 0.95% 1.36%
2031 0.97% 1.38%
2030 0.99% 1.51%
2029 1.02% 1.6%
2028 1.06% 1.67%
2027 1.1% 1.71%
2026 1.16% 1.76%
2025 1.23% 1.79%
2024 1.25% 4.74%
2023 1.38% 4.75%
2022 1.48% 4.52%
2021 1.7% -2.43%
2020 1.82% 4.95%
2019 1.85% -0.44%
2018 1.88% -2.52%
2017 1.94% 0.07%
2016 2.05% 3.82%
2015 2.15% 5.32%
2014 2.21% 2.48%
2013 2.09% 5.56%
2012 1.92% 4.29%
2011 1.74% 4.64%
2010 1.77% -0.99%
2009 1.81% 3.99%
2008 1.59% 4.11%
2007 1.35% 4.24%
2006 1.21% 4.37%
2005 1.12% 4.53%
2004 1.13% 4.7%
2003 1.28% 4.89%
2002 1.29% 5.1%
2001 1.23% 5.34%
2000 1.34% 4.56%
1999 1.42% 3.69%
1998 1.4% 3.81%
1997 1.43% 3.93%
1996 1.55% 4.08%
1995 1.62% 4.23%
1994 1.12% 4.37%
1993 -0.12% 4.53%
1992 0.11% 4.71%
1991 3.17% 4.89%
1990 -1.2% 5.06%
1989 2.31% 5.18%
1988 2.65% 5.47%
1987 2.63% 5.81%
1986 2.57% 5.85%
1985 2.52% 5.9%
1984 2.47% 6.13%
1983 2.45% 6.28%
1982 2.44% 6.29%
1981 2.44% 6.16%
1980 2.45% 6.04%
1979 2.54% 5.98%
1978 2.74% 5.88%
1977 2.89% 5.72%
1976 2.93% 5.52%
1975 2.92% 5.38%
1974 2.88% 5.29%
1973 2.83% 5.14%
1972 2.76% 4.88%
1971 2.69% 4.54%
1970 2.61% 4.25%
1969 2.63% 4.09%
1968 2.75% 3.97%
1967 2.86% 3.86%
1966 2.88% 3.79%
1965 2.81% 3.78%
1964 2.69% 3.77%
1963 2.87% 3.76%
1962 3.19% 3.74%
1961 3.24% 3.73%

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/mongolia/saudi-arabia | CC BY

In 2024, the population of Mongolia grew by 1.25%, while Saudi Arabia's population grew by 4.74%.

Live population counters

Mongolia Saudi Arabia
Current population
3620317
36734925
Population rank 132/197 44/197
Percent of world population 0.04% 0.44%
One net population change
12 minutes
19.7 seconds
One birth every
7.95 minutes
57 seconds
One death every
27.5 minutes
6.66 minutes
Daily growth/decline +120 +4,377
Annual growth/decline +43,643 +1,597,549
Annual growth/decline rate +1.25% +4.74%
Population growth rate rank 86/197 4/197
One migration net change every
4.63 days
4.4 minutes
Annual migration change +79 +119,738
Net migration rank 74/196 13/196
Foreign-born residents 22,589 13,683,841
Foreign-born residents rank 169/195 3/195
Foreign-born share of population 0.6% 40.3%
Foreign-born share rank 171/195 14/195

Natural population change vs migration

Mongolia
Natural

Migration
Saudi Arabia
Natural

Migration
1x
Year Population change
Mongolia Saudi Arabia
Natural Migration Natural Migration
2025 - 79 - 119,738
2024 - 83 - 122,170
2023 46,995 0 474,366 325,691
2022 47,730 0 406,920 977,072
2021 52,109 0 409,032 -106,287
2020 60,888 0 447,036 -74,725
2019 61,433 8,660 474,407 191,582
2018 60,635 7,811 528,767 -988,751
2017 57,940 6,831 546,751 -920,812
2016 62,086 5,633 537,829 -26,997
2015 64,473 4,307 511,023 465,292
2014 66,078 2,921 493,431 469,144
2013 62,618 1,505 475,299 485,794
2012 55,942 351 465,649 479,206
2011 50,711 -505 443,675 491,253
2010 44,914 -6,444 418,641 504,955
2009 48,876 -15,007 438,557 496,229
2008 45,843 -17,277 433,457 491,337
2007 39,636 -15,220 425,199 489,136
2006 33,609 -11,934 399,333 504,661
2005 29,290 -8,924 375,938 518,565
2004 28,418 -8,148 362,843 523,472
2003 28,827 -7,986 364,520 514,606
2002 30,439 -8,934 372,099 500,508
2001 32,052 -10,244 382,153 484,252
2000 32,753 -11,241 392,407 468,515
1999 32,283 -13,481 390,112 160,263
1998 31,757 -10,315 389,499 159,898
1997 32,403 -9,132 385,033 160,066
1996 33,741 -8,626 382,248 160,532
1995 34,473 -7,346 380,231 160,512
1994 34,711 -5,449 377,351 160,306
1993 36,924 -5,429 372,621 158,074
1992 42,437 -8,404 366,763 160,908
1991 47,884 -11,427 361,329 162,857
1990 49,443 -11,881 355,495 160,416
1989 51,420 -9,757 349,399 159,273
1988 51,588 2,459 342,865 146,918
1987 51,140 1,855 333,088 175,075
1986 50,329 354 322,340 172,606
1985 49,944 -1,719 310,558 148,208
1984 48,562 -2,452 296,615 153,562
1983 46,919 -2,522 280,616 157,930
1982 45,179 -2,132 264,831 153,528
1981 43,588 -1,615 249,156 140,355
1980 42,343 -1,268 234,372 121,220
1979 41,568 -1,296 220,186 112,826
1978 40,276 1,833 205,331 105,263
1977 38,995 5,354 191,103 96,015
1976 37,670 6,577 178,024 85,083
1975 36,490 6,556 166,223 73,960
1974 35,297 6,153 155,478 69,653
1973 33,993 5,647 145,450 63,995
1972 32,727 4,999 136,360 55,439
1971 31,536 4,238 127,600 43,989
1970 30,558 3,263 120,440 31,097
1969 29,781 2,366 113,859 25,312
1968 29,017 3,535 108,281 21,366
1967 28,178 5,139 103,343 17,947
1966 27,338 5,837 98,361 15,054
1965 26,364 5,610 93,820 15,000
1964 25,317 4,599 89,776 15,000
1963 24,142 3,687 85,480 15,000
1962 22,960 9,049 81,393 15,000
1961 21,873 10,440 77,743 15,000
1960 20,726 10,334 74,143 15,000

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

GeoRank.org/population/mongolia/saudi-arabia | CC BY

Over the last 10 years, 94.1% of the population change in Mongolia is from natural causes (a gain of 580,367 people) and 5.87% is from migration (a gain of 36,163 people). In Saudi Arabia 93.9% is from natural causes (a gain of 4,829,562 people) and 6.05% is from migration (a gain of 311,209 people).

As of 2024, 22,589 residents or 0.6% of the population were not native-born in Mongolia, compared to 13,683,841 people or 40.3% in Saudi Arabia.

Biggest cities by population

Mongolia
City Population
Ulaanbaatar 1.4M
Bulgan 12.3K
Saudi Arabia
City Population
Riyadh 7.01M
Jeddah 4.7M
Mecca 2.43M
Medina 1.41M
Dammam 903K
Tabuk 886K
Qatif 625K
Jubail 379K
Ha'il 311K
Yanbu 299K

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/mongolia/saudi-arabia | 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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