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Population in Sri Lanka compared to Vietnam: Trends, Charts, Rankings

Updated on by Georank

The latest officially reported population of Sri Lanka was 21,756,000 in 2025 vs 101,598,527 people in Vietnam in 2025. In 2026, based on the adjusted UN estimation, the current Sri Lanka's population is 21,926,160 people compared to 102,486,146 in Vietnam.

Population statistics:

  • Vietnam's population is 4.67 times bigger than Sri Lanka's.
  • Sri Lanka is ranked the 63rd most populous country in the world, while Vietnam is the 16th.
  • The countries together account for 1.5% of the world: 0.26% for Sri Lanka vs 1.23% for Vietnam.
  • For the last 10 years, Sri Lanka has had an average growth rate of +0.42% per year vs +0.94% in Vietnam.
  • Since 2006, the population of Sri Lanka has increased from 20.4M people to 21.9M (7.73% growth), while Vietnam has grown from 82.2M to 102M (24.7% growth).

Sri Lanka vs Vietnam: population by year and forecast

Sri Lanka
Factual

Projection
Vietnam
Factual

Projection
1x
Year Population
Sri Lanka Vietnam
2100 20,009,380 92,225,380
2099 20,121,095 92,721,469
2098 20,234,513 93,212,742
2097 20,345,619 93,688,693
2096 20,456,607 94,163,950
2095 20,566,246 94,626,063
2094 20,674,019 95,083,879
2093 20,780,946 95,543,293
2092 20,886,274 96,000,019
2091 20,990,047 96,459,165
2090 21,095,968 96,922,871
2089 21,198,788 97,384,434
2088 21,299,229 97,843,001
2087 21,398,269 98,308,755
2086 21,496,892 98,773,008
2085 21,594,661 99,233,927
2084 21,687,323 99,695,401
2083 21,778,597 100,162,677
2082 21,866,395 100,634,653
2081 21,954,337 101,104,469
2080 22,038,953 101,568,526
2079 22,122,744 102,030,723
2078 22,200,069 102,480,219
2077 22,274,355 102,928,253
2076 22,345,857 103,358,352
2075 22,414,609 103,783,177
2074 22,485,066 104,197,814
2073 22,550,427 104,606,950
2072 22,610,645 105,005,673
2071 22,669,042 105,384,777
2070 22,725,948 105,757,144
2069 22,779,050 106,110,195
2068 22,831,596 106,454,379
2067 22,885,941 106,794,625
2066 22,935,123 107,126,965
2065 22,985,942 107,442,675
2064 23,030,844 107,744,261
2063 23,071,114 108,038,461
2062 23,107,970 108,322,712
2061 23,139,924 108,590,617
2060 23,171,649 108,842,045
2059 23,199,387 109,087,333
2058 23,224,997 109,320,301
2057 23,247,211 109,529,799
2056 23,267,292 109,715,196
2055 23,278,653 109,886,647
2054 23,287,520 110,035,740
2053 23,297,347 110,156,643
2052 23,301,287 110,253,026
2051 23,302,108 110,321,289
2050 23,299,282 110,344,733
2049 23,293,630 110,339,565
2048 23,283,465 110,296,602
2047 23,267,251 110,211,618
2046 23,244,081 110,090,837
2045 23,212,221 109,926,260
2044 23,181,041 109,731,512
2043 23,144,217 109,497,595
2042 23,103,489 109,225,525
2041 23,056,478 108,919,674
2040 23,005,928 108,594,542
2039 22,948,866 108,237,715
2038 22,888,821 107,861,117
2037 22,822,943 107,463,482
2036 22,756,462 107,058,359
2035 22,685,766 106,630,705
2034 22,611,514 106,189,495
2033 22,532,374 105,745,684
2032 22,449,310 105,283,013
2031 22,364,063 104,809,957
2030 22,273,377 104,314,150
2029 22,181,300 103,819,556
2028 22,082,826 103,300,347
2027 21,979,196 102,759,746
2026 21,870,145 102,197,177
2025 21,756,000 101,598,527
2024 21,916,000 100,987,686
2023 22,037,000 100,352,192
2022 22,181,000 99,680,655
2021 22,156,000 98,935,098
2020 21,919,000 98,079,191
2019 21,803,000 97,173,776
2018 21,670,000 96,237,319
2017 21,453,000 95,176,977
2016 21,209,000 94,000,117
2015 20,970,000 92,823,254
2014 20,778,000 91,679,578
2013 20,585,000 90,573,104
2012 21,169,458 89,510,356
2011 21,009,048 88,468,314
2010 20,879,089 87,455,152
2009 20,756,435 86,460,018
2008 20,629,378 85,175,788
2007 20,492,545 83,633,375
2006 20,352,411 82,167,897
2005 20,216,524 81,088,313
2004 20,087,605 80,338,971
2003 19,951,521 79,563,777
2002 19,805,752 78,772,224
2001 19,600,362 77,969,361
2000 19,293,054 77,154,011
1999 18,944,731 76,287,452
1998 18,596,003 75,299,660
1997 18,248,200 74,226,889
1996 17,905,018 73,156,447
1995 17,564,068 72,049,940
1994 17,275,773 70,854,391
1993 17,025,918 69,586,384
1992 16,739,284 68,260,337
1991 16,475,354 66,891,775
1990 16,352,458 65,504,552
1989 16,248,557 64,147,348
1988 16,078,621 62,843,228
1987 15,916,576 61,584,651
1986 15,731,256 60,347,048
1985 15,544,154 59,060,622
1984 15,441,860 57,706,067
1983 15,388,794 56,337,921
1982 15,286,567 55,011,289
1981 15,099,414 53,738,141
1980 14,847,974 52,490,101
1979 14,579,614 51,378,211
1978 14,310,128 50,249,552
1977 14,049,371 48,954,872
1976 13,796,770 47,684,931
1975 13,548,984 46,482,903
1974 13,305,693 45,413,537
1973 13,060,916 44,409,861
1972 12,809,205 43,429,168
1971 12,551,910 42,449,276
1970 12,287,110 41,475,230
1969 12,013,858 40,582,096
1968 11,736,088 39,734,609
1967 11,457,328 38,895,080
1966 11,183,928 38,024,836
1965 10,916,965 37,129,656
1964 10,653,397 36,201,563
1963 10,395,040 35,249,101
1962 10,143,754 34,288,560
1961 9,899,372 33,409,059
1960 9,661,389 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/sri-lanka/vietnam | CC BY

From 2006 to 2016, the population of Sri Lanka increased by 856,589 people (a 4.21% growth), while Vietnam gained 11,832,220 people (a 14.4% growth).

For the next 10 years, from 2016 to 2026, Sri Lanka gained 717,160 people (a 3.38% growth), while Vietnam's population increased by 8,486,029 people (a 9.03% growth).

Sri Lanka was ranked 55th most populous country in 2006 and is 63rd 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) Sri Lanka's population will grow by 6.26% to 23,299,282 people with a rank change from 63rd to 71st. The population of Vietnam will increase by 7.67% to 110,344,733 people and will still be ranked 16th.

Sri Lanka is projected to reach its peak in 2051 at 23.3M people compared to the peak of 110M people in 2050 for Vietnam.

Population growth rate by year

Sri Lanka
Factual

Projection
Vietnam
Factual

Projection
1x
Year Growth rate
Sri Lanka Vietnam
2100 -0.56% -0.54%
2099 -0.56% -0.53%
2098 -0.55% -0.51%
2097 -0.54% -0.5%
2096 -0.53% -0.49%
2095 -0.52% -0.48%
2094 -0.51% -0.48%
2093 -0.5% -0.48%
2092 -0.49% -0.48%
2091 -0.5% -0.48%
2090 -0.49% -0.47%
2089 -0.47% -0.47%
2088 -0.46% -0.47%
2087 -0.46% -0.47%
2086 -0.45% -0.46%
2085 -0.43% -0.46%
2084 -0.42% -0.47%
2083 -0.4% -0.47%
2082 -0.4% -0.46%
2081 -0.38% -0.46%
2080 -0.38% -0.45%
2079 -0.35% -0.44%
2078 -0.33% -0.44%
2077 -0.32% -0.42%
2076 -0.31% -0.41%
2075 -0.31% -0.4%
2074 -0.29% -0.39%
2073 -0.27% -0.38%
2072 -0.26% -0.36%
2071 -0.25% -0.35%
2070 -0.23% -0.33%
2069 -0.23% -0.32%
2068 -0.24% -0.32%
2067 -0.21% -0.31%
2066 -0.22% -0.29%
2065 -0.19% -0.28%
2064 -0.17% -0.27%
2063 -0.16% -0.26%
2062 -0.14% -0.25%
2061 -0.14% -0.23%
2060 -0.12% -0.22%
2059 -0.11% -0.21%
2058 -0.1% -0.19%
2057 -0.09% -0.17%
2056 -0.05% -0.16%
2055 -0.04% -0.14%
2054 -0.04% -0.11%
2053 -0.02% -0.09%
2052 -0.004% -0.06%
2051 0.01% -0.02%
2050 0.02% 0.005%
2049 0.04% 0.04%
2048 0.07% 0.08%
2047 0.1% 0.11%
2046 0.14% 0.15%
2045 0.13% 0.18%
2044 0.16% 0.21%
2043 0.18% 0.25%
2042 0.2% 0.28%
2041 0.22% 0.3%
2040 0.25% 0.33%
2039 0.26% 0.35%
2038 0.29% 0.37%
2037 0.29% 0.38%
2036 0.31% 0.4%
2035 0.33% 0.42%
2034 0.35% 0.42%
2033 0.37% 0.44%
2032 0.38% 0.45%
2031 0.41% 0.48%
2030 0.42% 0.48%
2029 0.45% 0.5%
2028 0.47% 0.53%
2027 0.5% 0.55%
2026 0.52% 0.59%
2025 -0.73% 0.6%
2024 -0.55% 0.63%
2023 -0.65% 0.67%
2022 0.11% 0.75%
2021 1.08% 0.87%
2020 0.53% 0.93%
2019 0.61% 0.97%
2018 1.01% 1.11%
2017 1.15% 1.25%
2016 1.14% 1.27%
2015 0.92% 1.25%
2014 0.94% 1.22%
2013 -2.76% 1.19%
2012 0.76% 1.18%
2011 0.62% 1.16%
2010 0.59% 1.15%
2009 0.62% 1.51%
2008 0.67% 1.84%
2007 0.69% 1.78%
2006 0.67% 1.33%
2005 0.64% 0.93%
2004 0.68% 0.97%
2003 0.74% 1%
2002 1.05% 1.03%
2001 1.59% 1.06%
2000 1.84% 1.14%
1999 1.88% 1.31%
1998 1.91% 1.45%
1997 1.92% 1.46%
1996 1.94% 1.54%
1995 1.67% 1.69%
1994 1.47% 1.82%
1993 1.71% 1.94%
1992 1.6% 2.05%
1991 0.75% 2.12%
1990 0.64% 2.12%
1989 1.06% 2.08%
1988 1.02% 2.04%
1987 1.18% 2.05%
1986 1.2% 2.18%
1985 0.66% 2.35%
1984 0.34% 2.43%
1983 0.67% 2.41%
1982 1.24% 2.37%
1981 1.69% 2.38%
1980 1.84% 2.16%
1979 1.88% 2.25%
1978 1.86% 2.64%
1977 1.83% 2.66%
1976 1.83% 2.59%
1975 1.83% 2.35%
1974 1.87% 2.26%
1973 1.97% 2.26%
1972 2.05% 2.31%
1971 2.16% 2.35%
1970 2.27% 2.2%
1969 2.37% 2.13%
1968 2.43% 2.16%
1967 2.44% 2.29%
1966 2.45% 2.41%
1965 2.47% 2.56%
1964 2.49% 2.7%
1963 2.48% 2.8%
1962 2.47% 2.63%
1961 2.46% 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/sri-lanka/vietnam | CC BY

In 2025, the population of Sri Lanka declined by 0.73%, while Vietnam's population grew by 0.6%.

Live population counters

Sri Lanka Vietnam
Current population
21926160
102486146
Population rank 63/197 16/197
Percent of world population 0.26% 1.23%
One net population change
3.29 minutes
51.8 seconds
One birth every
2.37 minutes
23.3 seconds
One death every
3.07 minutes
47 seconds
Daily growth/decline -438 +1,674
Annual growth/decline -160,000 +610,841
Annual growth/decline rate -0.73% +0.6%
Population growth rate rank 190/197 122/197
One migration net change every
17.2 minutes
10.9 minutes
Annual migration change -30,724 -48,171
Net migration rank 165/196 174/196
Foreign-born residents 40,698 326,418
Foreign-born residents rank 156/195 95/195
Foreign-born share of population 0.2% 0.3%
Foreign-born share rank 190/195 185/195

Natural population change vs migration

Sri Lanka
Natural

Migration
Vietnam
Natural

Migration
1x
Year Population change
Sri Lanka Vietnam
Natural Migration Natural Migration
2025 - -30,724 - -48,171
2024 50,407 -27,245 684,393 -59,645
2023 66,111 -28,011 727,955 -81,789
2022 95,378 -27,435 775,914 -78,977
2021 121,858 -29,586 799,593 -5,418
2020 170,968 -29,875 924,004 -6,457
2019 172,243 -28,426 895,262 -2,051
2018 183,610 -28,607 882,977 96,650
2017 187,993 -22,324 1,001,833 139,245
2016 194,232 -18,388 1,045,094 167,652
2015 201,815 -29,797 1,145,903 -4,888
2014 211,541 -33,672 1,151,221 -4,894
2013 221,021 -37,754 1,071,570 -4,979
2012 229,138 -41,955 1,063,741 -4,851
2011 224,461 -90,839 1,029,859 -4,602
2010 224,325 -98,060 1,005,559 -4,443
2009 200,175 -81,130 1,007,778 -18,560
2008 232,225 -97,144 1,008,141 571,113
2007 248,287 -109,695 981,689 523,784
2006 248,706 -107,045 943,041 482,399
2005 248,683 -118,594 942,084 -208,337
2004 212,527 -84,795 985,438 -220,458
2003 252,008 -107,573 1,001,470 -216,062
2002 252,840 -105,718 991,427 -193,766
2001 244,377 19,273 985,610 -177,586
2000 227,060 123,894 966,894 -144,298
1999 206,876 138,799 925,519 -15,010
1998 201,059 150,724 959,016 106,091
1997 208,193 135,636 1,028,116 52,382
1996 215,290 127,236 1,108,686 -48,235
1995 221,957 117,416 1,203,666 -51,147
1994 228,904 8,323 1,291,534 -53,012
1993 226,257 36,232 1,370,365 -72,931
1992 222,230 88,542 1,419,952 -65,285
1991 218,117 -1,047 1,459,311 -76,829
1990 224,454 -195,736 1,449,157 -57,221
1989 212,401 -33,305 1,423,622 -101,113
1988 219,184 -58,415 1,370,108 -84,361
1987 226,414 -63,105 1,359,481 -128,095
1986 233,782 -26,460 1,407,957 -164,183
1985 247,836 -80,950 1,453,954 -124,910
1984 263,175 -225,450 1,477,448 -97,339
1983 277,768 -209,362 1,453,913 -97,706
1982 300,030 -163,987 1,407,959 -110,901
1981 328,096 -89,824 1,358,500 -109,259
1980 328,155 -63,541 1,321,595 -74,791
1979 329,791 -57,683 1,314,563 -337,597
1978 317,055 -50,189 1,286,991 -6,592
1977 300,038 -45,383 1,259,315 49,655
1976 291,816 -41,258 1,232,608 -1,733
1975 282,496 -37,475 1,175,181 -2,010
1974 275,521 -33,979 1,000,505 -34,940
1973 278,577 -30,582 1,061,707 -19,937
1972 282,494 -27,071 921,524 -1,920
1971 281,200 -22,021 963,259 76,961
1970 286,719 -16,299 905,902 1,997
1969 286,218 -10,152 878,359 0
1968 286,642 -7,163 815,116 1,489
1967 284,738 -6,696 862,071 394
1966 275,549 -6,794 876,283 1,769
1965 272,422 -7,249 913,761 -1,438
1964 269,584 -7,614 950,219 -6,328
1963 262,880 -8,118 961,067 0
1962 256,719 -8,909 960,046 0
1961 251,087 -10,144 798,978 0
1960 247,631 -12,610 955,268 0

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

GeoRank.org/population/sri-lanka/vietnam | CC BY

Over the last 10 years, 84.3% of the population change in Sri Lanka is from natural causes (a gain of 1,444,615 people) and 15.7% is from migration (a loss of 269,694 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, 40,698 residents or 0.2% of the population were not native-born in Sri Lanka, compared to 326,418 people or 0.3% in Vietnam.

Biggest cities by population

Sri Lanka
City Population
Colombo 648K
Gampaha 191K
Beruwala 165K
Negombo 142K
Kandy 120K
Sri Jayawardenepura Kotte 116K
Trincomalee 99.1K
Galle 93.1K
Matara 68.2K
Anuradhapura 63.2K
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/sri-lanka/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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