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

Updated on by Georank

The latest officially reported population of Thailand was 71,619,863 in 2025 vs 101,598,527 people in Vietnam in 2025. In 2026, based on the adjusted UN estimation, the current Thailand's population is 71,565,981 people compared to 102,486,146 in Vietnam.

Population statistics:

  • Vietnam's population is 1.43 times bigger than Thailand's.
  • Thailand is ranked the 21st most populous country in the world, while Vietnam is the 16th.
  • The countries together account for 2.09% of the world: 0.86% for Thailand vs 1.23% for Vietnam.
  • For the last 10 years, Thailand has had an average growth rate of +0.18% per year vs +0.94% in Vietnam.
  • Since 2006, the population of Thailand has increased from 66.6M people to 71.6M (7.51% growth), while Vietnam has grown from 82.2M to 102M (24.7% growth).

Thailand vs Vietnam: population by year and forecast

Thailand
Factual

Projection
Vietnam
Factual

Projection
1x
Year Population
Thailand Vietnam
2100 45,708,431 92,225,380
2099 46,053,146 92,721,469
2098 46,403,189 93,212,742
2097 46,757,918 93,688,693
2096 47,118,652 94,163,950
2095 47,484,043 94,626,063
2094 47,853,561 95,083,879
2093 48,226,682 95,543,293
2092 48,605,235 96,000,019
2091 48,984,504 96,459,165
2090 49,368,049 96,922,871
2089 49,756,629 97,384,434
2088 50,142,276 97,843,001
2087 50,532,164 98,308,755
2086 50,925,294 98,773,008
2085 51,321,960 99,233,927
2084 51,724,454 99,695,401
2083 52,127,592 100,162,677
2082 52,533,368 100,634,653
2081 52,938,345 101,104,469
2080 53,347,733 101,568,526
2079 53,762,492 102,030,723
2078 54,177,529 102,480,219
2077 54,595,112 102,928,253
2076 55,015,291 103,358,352
2075 55,438,108 103,783,177
2074 55,867,914 104,197,814
2073 56,300,358 104,606,950
2072 56,735,274 105,005,673
2071 57,172,515 105,384,777
2070 57,616,731 105,757,144
2069 58,061,962 106,110,195
2068 58,512,248 106,454,379
2067 58,962,990 106,794,625
2066 59,413,893 107,126,965
2065 59,873,261 107,442,675
2064 60,331,851 107,744,261
2063 60,792,306 108,038,461
2062 61,257,068 108,322,712
2061 61,720,030 108,590,617
2060 62,187,380 108,842,045
2059 62,651,158 109,087,333
2058 63,113,332 109,320,301
2057 63,572,746 109,529,799
2056 64,027,520 109,715,196
2055 64,473,146 109,886,647
2054 64,912,210 110,035,740
2053 65,338,122 110,156,643
2052 65,758,061 110,253,026
2051 66,162,612 110,321,289
2050 66,552,915 110,344,733
2049 66,931,487 110,339,565
2048 67,291,479 110,296,602
2047 67,636,461 110,211,618
2046 67,967,131 110,090,837
2045 68,281,902 109,926,260
2044 68,579,656 109,731,512
2043 68,864,788 109,497,595
2042 69,133,982 109,225,525
2041 69,390,832 108,919,674
2040 69,626,857 108,594,542
2039 69,848,522 108,237,715
2038 70,056,903 107,861,117
2037 70,250,371 107,463,482
2036 70,429,677 107,058,359
2035 70,599,021 106,630,705
2034 70,751,094 106,189,495
2033 70,891,510 105,745,684
2032 71,019,665 105,283,013
2031 71,134,882 104,809,957
2030 71,241,584 104,314,150
2029 71,337,147 103,819,556
2028 71,423,119 103,300,347
2027 71,499,411 102,759,746
2026 71,565,981 102,197,177
2025 71,619,863 101,598,527
2024 71,668,011 100,987,686
2023 71,702,435 100,352,192
2022 71,735,329 99,680,655
2021 71,727,332 98,935,098
2020 71,641,484 98,079,191
2019 71,522,271 97,173,776
2018 71,376,079 96,237,319
2017 71,160,187 95,176,977
2016 70,859,841 94,000,117
2015 70,540,795 92,823,254
2014 70,216,367 91,679,578
2013 69,845,114 90,573,104
2012 69,436,098 89,510,356
2011 69,007,208 88,468,314
2010 68,579,447 87,455,152
2009 68,121,080 86,460,018
2008 67,619,830 85,175,788
2007 67,102,394 83,633,375
2006 66,567,687 82,167,897
2005 66,017,420 81,088,313
2004 65,452,047 80,338,971
2003 64,868,166 79,563,777
2002 64,266,437 78,772,224
2001 63,651,141 77,969,361
2000 63,007,815 77,154,011
1999 62,299,043 76,287,452
1998 61,522,630 75,299,660
1997 60,724,584 74,226,889
1996 59,920,064 73,156,447
1995 59,098,232 72,049,940
1994 58,260,854 70,854,391
1993 57,408,198 69,586,384
1992 56,528,834 68,260,337
1991 55,637,434 66,891,775
1990 54,738,329 65,504,552
1989 53,848,956 64,147,348
1988 52,969,595 62,843,228
1987 52,074,105 61,584,651
1986 51,177,834 60,347,048
1985 50,270,753 59,060,622
1984 49,351,708 57,706,067
1983 48,423,309 56,337,921
1982 47,494,577 55,011,289
1981 46,575,855 53,738,141
1980 45,650,022 52,490,101
1979 44,718,434 51,378,211
1978 43,788,976 50,249,552
1977 42,843,974 48,954,872
1976 41,896,504 47,684,931
1975 40,940,005 46,482,903
1974 39,952,891 45,413,537
1973 38,947,787 44,409,861
1972 37,933,929 43,429,168
1971 36,937,387 42,449,276
1970 35,954,408 41,475,230
1969 34,973,782 40,582,096
1968 34,002,560 39,734,609
1967 33,037,801 38,895,080
1966 32,086,071 38,024,836
1965 31,149,337 37,129,656
1964 30,232,141 36,201,563
1963 29,342,322 35,249,101
1962 28,481,040 34,288,560
1961 27,650,334 33,409,059
1960 26,851,747 32,531,933

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/thailand/vietnam | CC BY

From 2006 to 2016, the population of Thailand increased by 4,292,154 people (a 6.45% growth), while Vietnam gained 11,832,220 people (a 14.4% growth).

For the next 10 years, from 2016 to 2026, Thailand gained 706,140 people (a 1% growth), while Vietnam's population increased by 8,486,029 people (a 9.03% growth).

Thailand was ranked 19th most populous country in 2006 and is 21st in 2026. Vietnam was ranked 15th in 2006 and ranked 16th now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Thailand's population will shrink by 7% to 66,552,915 people with a rank change from 21st to 31st. The population of Vietnam will increase by 7.67% to 110,344,733 people and will still be ranked 16th.

Vietnam is projected to reach its peak in 2050 at 110M 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

Thailand
Factual

Projection
Vietnam
Factual

Projection
1x
Year Growth rate
Thailand Vietnam
2100 -0.75% -0.54%
2099 -0.75% -0.53%
2098 -0.76% -0.51%
2097 -0.77% -0.5%
2096 -0.77% -0.49%
2095 -0.77% -0.48%
2094 -0.77% -0.48%
2093 -0.78% -0.48%
2092 -0.77% -0.48%
2091 -0.78% -0.48%
2090 -0.78% -0.47%
2089 -0.77% -0.47%
2088 -0.77% -0.47%
2087 -0.77% -0.47%
2086 -0.77% -0.46%
2085 -0.78% -0.46%
2084 -0.77% -0.47%
2083 -0.77% -0.47%
2082 -0.76% -0.46%
2081 -0.77% -0.46%
2080 -0.77% -0.45%
2079 -0.77% -0.44%
2078 -0.76% -0.44%
2077 -0.76% -0.42%
2076 -0.76% -0.41%
2075 -0.77% -0.4%
2074 -0.77% -0.39%
2073 -0.77% -0.38%
2072 -0.76% -0.36%
2071 -0.77% -0.35%
2070 -0.77% -0.33%
2069 -0.77% -0.32%
2068 -0.76% -0.32%
2067 -0.76% -0.31%
2066 -0.77% -0.29%
2065 -0.76% -0.28%
2064 -0.76% -0.27%
2063 -0.76% -0.26%
2062 -0.75% -0.25%
2061 -0.75% -0.23%
2060 -0.74% -0.22%
2059 -0.73% -0.21%
2058 -0.72% -0.19%
2057 -0.71% -0.17%
2056 -0.69% -0.16%
2055 -0.68% -0.14%
2054 -0.65% -0.11%
2053 -0.64% -0.09%
2052 -0.61% -0.06%
2051 -0.59% -0.02%
2050 -0.57% 0.005%
2049 -0.53% 0.04%
2048 -0.51% 0.08%
2047 -0.49% 0.11%
2046 -0.46% 0.15%
2045 -0.43% 0.18%
2044 -0.41% 0.21%
2043 -0.39% 0.25%
2042 -0.37% 0.28%
2041 -0.34% 0.3%
2040 -0.32% 0.33%
2039 -0.3% 0.35%
2038 -0.28% 0.37%
2037 -0.25% 0.38%
2036 -0.24% 0.4%
2035 -0.21% 0.42%
2034 -0.2% 0.42%
2033 -0.18% 0.44%
2032 -0.16% 0.45%
2031 -0.15% 0.48%
2030 -0.13% 0.48%
2029 -0.12% 0.5%
2028 -0.11% 0.53%
2027 -0.09% 0.55%
2026 -0.08% 0.59%
2025 -0.07% 0.6%
2024 -0.05% 0.63%
2023 -0.05% 0.67%
2022 0.01% 0.75%
2021 0.12% 0.87%
2020 0.17% 0.93%
2019 0.2% 0.97%
2018 0.3% 1.11%
2017 0.42% 1.25%
2016 0.45% 1.27%
2015 0.46% 1.25%
2014 0.53% 1.22%
2013 0.59% 1.19%
2012 0.62% 1.18%
2011 0.62% 1.16%
2010 0.67% 1.15%
2009 0.74% 1.51%
2008 0.77% 1.84%
2007 0.8% 1.78%
2006 0.83% 1.33%
2005 0.86% 0.93%
2004 0.9% 0.97%
2003 0.94% 1%
2002 0.97% 1.03%
2001 1.02% 1.06%
2000 1.14% 1.14%
1999 1.26% 1.31%
1998 1.31% 1.45%
1997 1.34% 1.46%
1996 1.39% 1.54%
1995 1.44% 1.69%
1994 1.49% 1.82%
1993 1.56% 1.94%
1992 1.6% 2.05%
1991 1.64% 2.12%
1990 1.65% 2.12%
1989 1.66% 2.08%
1988 1.72% 2.04%
1987 1.75% 2.05%
1986 1.8% 2.18%
1985 1.86% 2.35%
1984 1.92% 2.43%
1983 1.96% 2.41%
1982 1.97% 2.37%
1981 2.03% 2.38%
1980 2.08% 2.16%
1979 2.12% 2.25%
1978 2.21% 2.64%
1977 2.26% 2.66%
1976 2.34% 2.59%
1975 2.47% 2.35%
1974 2.58% 2.26%
1973 2.67% 2.26%
1972 2.7% 2.31%
1971 2.73% 2.35%
1970 2.8% 2.2%
1969 2.86% 2.13%
1968 2.92% 2.16%
1967 2.97% 2.29%
1966 3.01% 2.41%
1965 3.03% 2.56%
1964 3.03% 2.7%
1963 3.02% 2.8%
1962 3% 2.63%
1961 2.97% 2.7%

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/thailand/vietnam | CC BY

In 2025, the population of Thailand declined by 0.07%, while Vietnam's population grew by 0.6%.

Live population counters

Thailand Vietnam
Current population
71565981
102486146
Population rank 21/197 16/197
Percent of world population 0.86% 1.23%
One net population change
10.9 minutes
51.8 seconds
One birth every
54.2 seconds
23.3 seconds
One death every
48.7 seconds
47 seconds
Daily growth/decline -132 +1,674
Annual growth/decline -48,148 +610,841
Annual growth/decline rate -0.07% +0.6%
Population growth rate rank 164/197 122/197
One migration net change every
19.2 minutes
10.9 minutes
Annual migration change +27,509 -48,171
Net migration rank 30/196 174/196
Foreign-born residents 3,179,399 326,418
Foreign-born residents rank 21/195 95/195
Foreign-born share of population 4.4% 0.3%
Foreign-born share rank 100/195 185/195

Natural population change vs migration

Thailand
Natural

Migration
Vietnam
Natural

Migration
1x
Year Population change
Thailand Vietnam
Natural Migration Natural Migration
2025 - 27,509 - -48,171
2024 -65,720 23,321 684,393 -59,645
2023 -46,105 19,648 727,955 -81,789
2022 -61,046 21,683 775,914 -78,977
2021 57,382 -2,093 799,593 -5,418
2020 84,107 32,277 924,004 -6,457
2019 116,867 5,221 895,262 -2,051
2018 159,383 10,984 882,977 96,650
2017 194,695 66,805 1,001,833 139,245
2016 226,255 112,978 1,045,094 167,652
2015 266,362 32,500 1,145,903 -4,888
2014 294,628 55,358 1,151,221 -4,894
2013 325,059 67,452 1,071,570 -4,979
2012 351,485 74,033 1,063,741 -4,851
2011 365,670 66,607 1,029,859 -4,602
2010 370,466 52,791 1,005,559 -4,443
2009 382,636 110,883 1,007,778 -18,560
2008 401,730 107,333 1,008,141 571,113
2007 425,362 100,486 981,689 523,784
2006 441,211 102,362 943,041 482,399
2005 456,378 100,542 942,084 -208,337
2004 466,542 107,199 985,438 -220,458
2003 488,003 105,917 1,001,470 -216,062
2002 504,299 105,215 991,427 -193,766
2001 524,230 96,817 985,610 -177,586
2000 543,884 121,640 966,894 -144,298
1999 578,073 173,924 925,519 -15,010
1998 617,318 183,471 959,016 106,091
1997 644,834 150,411 1,028,116 52,382
1996 661,397 152,397 1,108,686 -48,235
1995 682,703 147,226 1,203,666 -51,147
1994 712,589 132,271 1,291,534 -53,012
1993 737,696 122,746 1,370,365 -72,931
1992 754,999 143,318 1,419,952 -65,285
1991 760,508 124,034 1,459,311 -76,829
1990 760,808 152,916 1,449,157 -57,221
1989 774,563 90,497 1,423,622 -101,113
1988 765,252 128,469 1,370,108 -84,361
1987 774,498 122,791 1,359,481 -128,095
1986 783,430 111,820 1,407,957 -164,183
1985 776,935 141,963 1,453,954 -124,910
1984 779,856 139,345 1,477,448 -97,339
1983 794,239 143,393 1,453,913 -97,706
1982 817,951 101,885 1,407,959 -110,901
1981 839,297 78,337 1,358,500 -109,259
1980 845,575 88,478 1,321,595 -74,791
1979 843,434 85,693 1,314,563 -337,597
1978 847,799 82,011 1,286,991 -6,592
1977 871,232 88,937 1,259,315 49,655
1976 894,072 40,656 1,232,608 -1,733
1975 911,980 66,306 1,175,181 -2,010
1974 923,151 72,801 1,000,505 -34,940
1973 933,540 80,704 1,061,707 -19,937
1972 940,420 73,082 921,524 -1,920
1971 936,215 43,400 963,259 76,961
1970 937,116 49,221 905,902 1,997
1969 948,314 26,551 878,359 0
1968 953,806 13,718 815,116 1,489
1967 944,980 17,005 862,071 394
1966 929,469 12,016 876,283 1,769
1965 909,000 22,995 913,761 -1,438
1964 885,137 17,249 950,219 -6,328
1963 860,728 16,494 961,067 0
1962 828,741 16,605 960,046 0
1961 801,140 14,968 798,978 0
1960 774,190 6,886 955,268 0

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

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

Over the last 10 years, 74.2% of the population change in Thailand is from natural causes (a gain of 932,180 people) and 25.8% is from migration (a gain of 323,324 people). In Vietnam 98.2% is from natural causes (a gain of 8,882,928 people) and 1.82% is from migration (a gain of 164,322 people).

As of 2024, 3,179,399 residents or 4.4% of the population were not native-born in Thailand, compared to 326,418 people or 0.3% in Vietnam.

Biggest cities by population

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
Vietnam
City Population
Ho Chi Minh 14M
Hanoi 8.72M
Can Tho 3.21M
Da Nang 2.82M
Haiphong 2.12M
Bien Hoa 1.1M
Hue 653K
Bac Ninh 520K
Hai Duong 507K
Vinh 490K

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/thailand/vietnam | 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. Wikidata (2026, retrieved 2026-07-08)
  5. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08)

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