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Population in Mauritania compared to Thailand: Trends, Charts, Rankings

Updated on by Georank

The latest officially reported population of Mauritania was 5,315,065 in 2025 vs 71,619,863 people in Thailand in 2025. In 2026, based on the adjusted UN estimation, the current Mauritania's population is 5,539,189 people compared to 71,565,981 in Thailand.

Population statistics:

  • Thailand's population is 12.9 times bigger than Mauritania's.
  • Mauritania is ranked the 123rd most populous country in the world, while Thailand is the 21st.
  • The countries together account for 0.93% of the world: 0.07% for Mauritania vs 0.86% for Thailand.
  • For the last 10 years, Mauritania has had an average growth rate of +2.98% per year vs +0.18% in Thailand.
  • Since 2006, the population of Mauritania has increased from 3.01M people to 5.54M (83.8% growth), while Thailand has grown from 66.6M to 71.6M (7.51% growth).

Mauritania vs Thailand: population by year and forecast

Mauritania
Factual

Projection
Thailand
Factual

Projection
1x
Year Population
Mauritania Thailand
2100 17,302,938 45,708,431
2099 17,195,692 46,053,146
2098 17,083,078 46,403,189
2097 16,968,365 46,757,918
2096 16,850,394 47,118,652
2095 16,732,430 47,484,043
2094 16,610,512 47,853,561
2093 16,485,880 48,226,682
2092 16,359,440 48,605,235
2091 16,229,167 48,984,504
2090 16,097,149 49,368,049
2089 15,962,562 49,756,629
2088 15,824,899 50,142,276
2087 15,683,760 50,532,164
2086 15,541,281 50,925,294
2085 15,397,701 51,321,960
2084 15,251,533 51,724,454
2083 15,102,125 52,127,592
2082 14,952,194 52,533,368
2081 14,799,309 52,938,345
2080 14,645,548 53,347,733
2079 14,490,500 53,762,492
2078 14,331,284 54,177,529
2077 14,170,045 54,595,112
2076 14,007,555 55,015,291
2075 13,843,393 55,438,108
2074 13,678,579 55,867,914
2073 13,512,182 56,300,358
2072 13,343,946 56,735,274
2071 13,172,876 57,172,515
2070 13,002,521 57,616,731
2069 12,830,090 58,061,962
2068 12,657,711 58,512,248
2067 12,482,299 58,962,990
2066 12,306,495 59,413,893
2065 12,131,679 59,873,261
2064 11,954,090 60,331,851
2063 11,778,351 60,792,306
2062 11,601,323 61,257,068
2061 11,424,089 61,720,030
2060 11,246,850 62,187,380
2059 11,067,732 62,651,158
2058 10,887,645 63,113,332
2057 10,709,500 63,572,746
2056 10,532,648 64,027,520
2055 10,354,318 64,473,146
2054 10,175,517 64,912,210
2053 9,995,645 65,338,122
2052 9,815,104 65,758,061
2051 9,635,288 66,162,612
2050 9,457,400 66,552,915
2049 9,279,576 66,931,487
2048 9,100,595 67,291,479
2047 8,923,220 67,636,461
2046 8,745,286 67,967,131
2045 8,568,910 68,281,902
2044 8,393,773 68,579,656
2043 8,218,850 68,864,788
2042 8,044,865 69,133,982
2041 7,873,599 69,390,832
2040 7,703,561 69,626,857
2039 7,534,623 69,848,522
2038 7,366,187 70,056,903
2037 7,199,542 70,250,371
2036 7,033,866 70,429,677
2035 6,869,186 70,599,021
2034 6,705,635 70,751,094
2033 6,543,505 70,891,510
2032 6,383,229 71,019,665
2031 6,225,030 71,134,882
2030 6,068,395 71,241,584
2029 5,914,109 71,337,147
2028 5,761,715 71,423,119
2027 5,611,635 71,499,411
2026 5,462,675 71,565,981
2025 5,315,065 71,619,863
2024 5,169,395 71,668,011
2023 5,022,441 71,702,435
2022 4,875,637 71,735,329
2021 4,734,874 71,727,332
2020 4,600,131 71,641,484
2019 4,467,708 71,522,271
2018 4,337,685 71,376,079
2017 4,210,600 71,160,187
2016 4,086,657 70,859,841
2015 3,965,959 70,540,795
2014 3,848,514 70,216,367
2013 3,734,318 69,845,114
2012 3,619,034 69,436,098
2011 3,502,811 69,007,208
2010 3,390,965 68,579,447
2009 3,284,448 68,121,080
2008 3,183,269 67,619,830
2007 3,093,059 67,102,394
2006 3,013,660 66,567,687
2005 2,939,059 66,017,420
2004 2,868,664 65,452,047
2003 2,802,046 64,868,166
2002 2,738,655 64,266,437
2001 2,678,760 63,651,141
2000 2,613,441 63,007,815
1999 2,541,698 62,299,043
1998 2,474,651 61,522,630
1997 2,411,306 60,724,584
1996 2,358,188 59,920,064
1995 2,312,017 59,098,232
1994 2,249,454 58,260,854
1993 2,174,328 57,408,198
1992 2,088,135 56,528,834
1991 2,009,738 55,637,434
1990 1,951,878 54,738,329
1989 1,903,048 53,848,956
1988 1,855,859 52,969,595
1987 1,803,014 52,074,105
1986 1,751,835 51,177,834
1985 1,702,107 50,270,753
1984 1,653,693 49,351,708
1983 1,606,746 48,423,309
1982 1,561,176 47,494,577
1981 1,516,877 46,575,855
1980 1,474,043 45,650,022
1979 1,432,758 44,718,434
1978 1,392,713 43,788,976
1977 1,353,768 42,843,974
1976 1,315,336 41,896,504
1975 1,277,330 40,940,005
1974 1,240,188 39,952,891
1973 1,203,838 38,947,787
1972 1,168,355 37,933,929
1971 1,133,702 36,937,387
1970 1,099,806 35,954,408
1969 1,066,754 34,973,782
1968 1,034,739 34,002,560
1967 1,003,843 33,037,801
1966 974,157 32,086,071
1965 945,838 31,149,337
1964 918,955 30,232,141
1963 893,423 29,342,322
1962 869,184 28,481,040
1961 846,167 27,650,334
1960 824,298 26,851,747

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/mauritania/thailand | CC BY

From 2006 to 2016, the population of Mauritania increased by 1,072,997 people (a 35.6% growth), while Thailand gained 4,292,154 people (a 6.45% growth).

For the next 10 years, from 2016 to 2026, Mauritania gained 1,452,532 people (a 35.5% growth), while Thailand's population increased by 706,140 people (a 1% growth).

Mauritania was ranked 132nd most populous country in 2006 and is 123rd in 2026. Thailand was ranked 19th in 2006 and ranked 21st now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Mauritania's population will grow by 70.7% to 9,457,400 people with a rank change from 123rd to 103rd. The population of Thailand will decrease by 7% to 66,552,915 people and rank change from 21st to 31st.

Mauritania is projected to reach its peak in 2100 at 17.3M people, while Thailand's population already peaked in 2022 at 71.7M people and is projected to decrease to 45.7M people by 2100.

Population growth rate by year

Mauritania
Factual

Projection
Thailand
Factual

Projection
1x
Year Growth rate
Mauritania Thailand
2100 0.62% -0.75%
2099 0.66% -0.75%
2098 0.68% -0.76%
2097 0.7% -0.77%
2096 0.7% -0.77%
2095 0.73% -0.77%
2094 0.76% -0.77%
2093 0.77% -0.78%
2092 0.8% -0.77%
2091 0.82% -0.78%
2090 0.84% -0.78%
2089 0.87% -0.77%
2088 0.9% -0.77%
2087 0.92% -0.77%
2086 0.93% -0.77%
2085 0.96% -0.78%
2084 0.99% -0.77%
2083 1% -0.77%
2082 1.03% -0.76%
2081 1.05% -0.77%
2080 1.07% -0.77%
2079 1.11% -0.77%
2078 1.14% -0.76%
2077 1.16% -0.76%
2076 1.19% -0.76%
2075 1.2% -0.77%
2074 1.23% -0.77%
2073 1.26% -0.77%
2072 1.3% -0.76%
2071 1.31% -0.77%
2070 1.34% -0.77%
2069 1.36% -0.77%
2068 1.41% -0.76%
2067 1.43% -0.76%
2066 1.44% -0.77%
2065 1.49% -0.76%
2064 1.49% -0.76%
2063 1.53% -0.76%
2062 1.55% -0.75%
2061 1.58% -0.75%
2060 1.62% -0.74%
2059 1.65% -0.73%
2058 1.66% -0.72%
2057 1.68% -0.71%
2056 1.72% -0.69%
2055 1.76% -0.68%
2054 1.8% -0.65%
2053 1.84% -0.64%
2052 1.87% -0.61%
2051 1.88% -0.59%
2050 1.92% -0.57%
2049 1.97% -0.53%
2048 1.99% -0.51%
2047 2.03% -0.49%
2046 2.06% -0.46%
2045 2.09% -0.43%
2044 2.13% -0.41%
2043 2.16% -0.39%
2042 2.18% -0.37%
2041 2.21% -0.34%
2040 2.24% -0.32%
2039 2.29% -0.3%
2038 2.31% -0.28%
2037 2.36% -0.25%
2036 2.4% -0.24%
2035 2.44% -0.21%
2034 2.48% -0.2%
2033 2.51% -0.18%
2032 2.54% -0.16%
2031 2.58% -0.15%
2030 2.61% -0.13%
2029 2.64% -0.12%
2028 2.67% -0.11%
2027 2.73% -0.09%
2026 2.78% -0.08%
2025 2.82% -0.07%
2024 2.93% -0.05%
2023 3.01% -0.05%
2022 2.97% 0.01%
2021 2.93% 0.12%
2020 2.96% 0.17%
2019 3% 0.2%
2018 3.02% 0.3%
2017 3.03% 0.42%
2016 3.04% 0.45%
2015 3.05% 0.46%
2014 3.06% 0.53%
2013 3.19% 0.59%
2012 3.32% 0.62%
2011 3.3% 0.62%
2010 3.24% 0.67%
2009 3.18% 0.74%
2008 2.92% 0.77%
2007 2.63% 0.8%
2006 2.54% 0.83%
2005 2.45% 0.86%
2004 2.38% 0.9%
2003 2.31% 0.94%
2002 2.24% 0.97%
2001 2.5% 1.02%
2000 2.82% 1.14%
1999 2.71% 1.26%
1998 2.63% 1.31%
1997 2.25% 1.34%
1996 2% 1.39%
1995 2.78% 1.44%
1994 3.46% 1.49%
1993 4.13% 1.56%
1992 3.9% 1.6%
1991 2.96% 1.64%
1990 2.57% 1.65%
1989 2.54% 1.66%
1988 2.93% 1.72%
1987 2.92% 1.75%
1986 2.92% 1.8%
1985 2.93% 1.86%
1984 2.92% 1.92%
1983 2.92% 1.96%
1982 2.92% 1.97%
1981 2.91% 2.03%
1980 2.88% 2.08%
1979 2.88% 2.12%
1978 2.88% 2.21%
1977 2.92% 2.26%
1976 2.98% 2.34%
1975 2.99% 2.47%
1974 3.02% 2.58%
1973 3.04% 2.67%
1972 3.06% 2.7%
1971 3.08% 2.73%
1970 3.1% 2.8%
1969 3.09% 2.86%
1968 3.08% 2.92%
1967 3.05% 2.97%
1966 2.99% 3.01%
1965 2.93% 3.03%
1964 2.86% 3.03%
1963 2.79% 3.02%
1962 2.72% 3%
1961 2.65% 2.97%

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/mauritania/thailand | CC BY

In 2025, the population of Mauritania grew by 2.82%, while Thailand's population declined by 0.07%.

Live population counters

Mauritania Thailand
Current population
5539189
71565981
Population rank 123/197 21/197
Percent of world population 0.07% 0.86%
One net population change
3.62 minutes
10.9 minutes
One birth every
2.99 minutes
54.2 seconds
One death every
18.8 minutes
48.7 seconds
Daily growth/decline +399 -132
Annual growth/decline +145,670 -48,148
Annual growth/decline rate +2.82% -0.07%
Population growth rate rank 18/197 164/197
One migration net change every
1.74 hours
19.2 minutes
Annual migration change -5,044 +27,509
Net migration rank 115/196 30/196
Foreign-born residents 195,937 3,179,399
Foreign-born residents rank 113/195 21/195
Foreign-born share of population 3.8% 4.4%
Foreign-born share rank 107/195 100/195

Natural population change vs migration

Mauritania
Natural

Migration
Thailand
Natural

Migration
1x
Year Population change
Mauritania Thailand
Natural Migration Natural Migration
2025 - -5,044 - 27,509
2024 147,927 -2,185 -65,720 23,321
2023 145,164 2,999 -46,105 19,648
2022 142,451 2,999 -61,046 21,683
2021 137,557 -1,483 57,382 -2,093
2020 134,899 -1,483 84,107 32,277
2019 134,460 -3,019 116,867 5,221
2018 131,584 -2,987 159,383 10,984
2017 128,562 -3,001 194,695 66,805
2016 125,342 -3,008 226,255 112,978
2015 122,092 -3,019 266,362 32,500
2014 118,792 -2,980 294,628 55,358
2013 115,558 -2,987 325,059 67,452
2012 113,489 4,515 351,485 74,033
2011 111,165 3,272 365,670 66,607
2010 108,121 1,128 370,466 52,791
2009 105,273 -1,481 382,636 110,883
2008 102,432 -3,860 401,730 107,333
2007 98,895 -17,048 425,362 100,486
2006 94,991 -18,033 441,211 102,362
2005 90,940 -18,693 456,378 100,542
2004 87,578 -19,042 466,542 107,199
2003 83,804 -19,104 488,003 105,917
2002 80,993 -18,903 504,299 105,215
2001 78,769 -21,067 524,230 96,817
2000 75,929 -2,997 543,884 121,640
1999 73,554 -2,999 578,073 173,924
1998 72,045 -8,504 617,318 183,471
1997 71,327 -8,187 644,834 150,411
1996 71,939 -28,840 661,397 152,397
1995 72,244 -22,997 682,703 147,226
1994 70,570 5,304 712,589 132,271
1993 68,167 6,217 737,696 122,746
1992 63,501 34,505 754,999 143,318
1991 61,782 -2,997 760,508 124,034
1990 59,934 -3,000 760,808 152,916
1989 58,666 -17,941 774,563 90,497
1988 56,654 -2,997 765,252 128,469
1987 55,037 -2,998 774,498 122,791
1986 53,313 -2,998 783,430 111,820
1985 52,125 -2,998 776,935 141,963
1984 50,705 -2,998 779,856 139,345
1983 49,187 -2,998 794,239 143,393
1982 47,947 -2,998 817,951 101,885
1981 46,641 -2,998 839,297 78,337
1980 45,026 -2,997 845,575 88,478
1979 43,537 -2,997 843,434 85,693
1978 42,539 -2,998 847,799 82,011
1977 41,352 -2,999 871,232 88,937
1976 40,149 -1,645 894,072 40,656
1975 38,975 -1,472 911,980 66,306
1974 38,106 -1,321 923,151 72,801
1973 37,122 -1,201 933,540 80,704
1972 36,184 -1,139 940,420 73,082
1971 35,279 -1,014 936,215 43,400
1970 34,382 -855 937,116 49,221
1969 33,252 -688 948,314 26,551
1968 32,029 -565 953,806 13,718
1967 30,853 -514 944,980 17,005
1966 29,502 -466 929,469 12,016
1965 28,028 -434 909,000 22,995
1964 26,565 -390 885,137 17,249
1963 25,250 -362 860,728 16,494
1962 23,927 -342 828,741 16,605
1961 22,781 -332 801,140 14,968
1960 21,604 -318 774,190 6,886

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

GeoRank.org/population/mauritania/thailand | CC BY

Over the last 10 years, 99% of the population change in Mauritania is from natural causes (a gain of 1,350,038 people) and 1.04% is from migration (a loss of 14,187 people). In Thailand 74.2% is from natural causes (a gain of 932,180 people) and 25.8% is from migration (a gain of 323,324 people).

As of 2024, 195,937 residents or 3.8% of the population were not native-born in Mauritania, compared to 3,179,399 people or 4.4% in Thailand.

Biggest cities by population

Mauritania
City Population
Nouakchott 1.45M
Rosso 61.2K
Thailand
City Population
Bangkok 5.68M
Chiang Mai 1.2M
Nonthaburi 256K
Pak Kret 190K
Hat Yai 159K
Nakhon Ratchasima 134K
Chaophraya Surasak 133K
Surat Thani 131K
Udon Thani 130K
Klaeng 130K

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/mauritania/thailand | 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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