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Population in South Korea compared to Tajikistan: Trends, Charts, Rankings

Updated on by Georank

The latest officially reported population of South Korea was 51,684,564 in 2025 vs 10,786,734 people in Tajikistan in 2025. In 2026, based on the adjusted UN estimation, the current South Korea's population is 51,624,449 people compared to 11,080,415 in Tajikistan.

Population statistics:

  • South Korea's population is 4.66 times bigger than Tajikistan's.
  • South Korea is ranked the 31st most populous country in the world, while Tajikistan is the 88th.
  • The countries together account for 0.75% of the world: 0.62% for South Korea vs 0.13% for Tajikistan.
  • For the last 10 years, South Korea has had an average growth rate of +0.17% per year vs +2.27% in Tajikistan.
  • Since 2006, the population of South Korea has increased from 48.4M people to 51.6M (6.58% growth), while Tajikistan has grown from 7.06M to 11.1M (57% growth).

South Korea vs Tajikistan: population by year and forecast

South Korea
Factual

Projection
Tajikistan
Factual

Projection
1x
Year Population
South Korea Tajikistan
2100 22,001,649 20,381,526
2099 22,324,514 20,372,551
2098 22,657,541 20,358,644
2097 22,998,315 20,340,387
2096 23,348,632 20,316,369
2095 23,711,049 20,289,397
2094 24,081,510 20,257,491
2093 24,460,970 20,225,699
2092 24,848,715 20,184,493
2091 25,242,926 20,140,447
2090 25,642,926 20,095,391
2089 26,048,094 20,047,692
2088 26,457,020 19,997,155
2087 26,871,556 19,941,974
2086 27,288,450 19,887,286
2085 27,710,065 19,828,693
2084 28,133,600 19,765,003
2083 28,564,090 19,697,841
2082 28,998,646 19,631,303
2081 29,441,497 19,564,411
2080 29,887,135 19,491,236
2079 30,337,095 19,417,379
2078 30,793,984 19,339,170
2077 31,258,278 19,257,390
2076 31,728,826 19,167,336
2075 32,205,338 19,075,879
2074 32,689,892 18,980,350
2073 33,180,187 18,881,571
2072 33,679,874 18,777,247
2071 34,187,068 18,666,888
2070 34,702,204 18,551,377
2069 35,224,472 18,430,162
2068 35,745,164 18,307,352
2067 36,274,411 18,179,902
2066 36,808,495 18,046,854
2065 37,349,660 17,914,179
2064 37,897,742 17,776,364
2063 38,450,082 17,633,689
2062 39,009,227 17,490,989
2061 39,565,102 17,348,872
2060 40,130,032 17,199,727
2059 40,692,438 17,048,953
2058 41,256,780 16,896,463
2057 41,813,259 16,742,280
2056 42,356,530 16,588,751
2055 42,888,143 16,434,774
2054 43,405,840 16,278,710
2053 43,917,075 16,123,490
2052 44,419,192 15,961,093
2051 44,901,452 15,798,643
2050 45,362,931 15,632,073
2049 45,809,553 15,462,414
2048 46,235,718 15,286,104
2047 46,645,885 15,105,763
2046 47,033,200 14,921,881
2045 47,409,815 14,733,376
2044 47,773,842 14,538,462
2043 48,120,989 14,343,357
2042 48,455,085 14,141,976
2041 48,782,206 13,939,862
2040 49,091,438 13,735,841
2039 49,388,464 13,531,043
2038 49,669,835 13,325,915
2037 49,932,869 13,119,563
2036 50,175,947 12,911,709
2035 50,401,135 12,708,867
2034 50,607,994 12,510,728
2033 50,796,030 12,316,142
2032 50,961,878 12,122,988
2031 51,109,725 11,933,358
2030 51,242,628 11,744,792
2029 51,360,529 11,554,401
2028 51,461,403 11,364,659
2027 51,551,313 11,173,930
2026 51,624,449 10,981,648
2025 51,684,564 10,786,734
2024 51,751,065 10,590,927
2023 51,712,619 10,389,799
2022 51,672,569 10,182,222
2021 51,769,539 9,966,908
2020 51,836,239 9,749,310
2019 51,764,822 9,529,966
2018 51,585,058 9,307,333
2017 51,361,911 9,085,946
2016 51,217,803 8,865,631
2015 51,014,947 8,643,840
2014 50,746,659 8,425,552
2013 50,428,893 8,216,724
2012 50,199,853 8,014,084
2011 49,936,638 7,824,785
2010 49,554,112 7,652,141
2009 49,307,835 7,490,230
2008 49,054,708 7,338,403
2007 48,683,638 7,194,477
2006 48,438,292 7,057,566
2005 48,184,561 6,924,720
2004 48,082,519 6,790,547
2003 47,892,330 6,658,575
2002 47,644,736 6,531,669
2001 47,370,164 6,407,377
2000 47,008,111 6,284,735
1999 46,616,677 6,208,370
1998 46,286,503 6,176,397
1997 45,953,580 6,139,829
1996 45,524,681 6,066,523
1995 45,092,991 5,948,584
1994 44,641,540 5,825,368
1993 44,194,628 5,724,993
1992 43,747,962 5,649,400
1991 43,295,704 5,541,205
1990 42,869,283 5,398,768
1989 42,449,038 5,267,249
1988 42,031,247 5,114,989
1987 41,621,690 4,939,059
1986 41,213,674 4,772,139
1985 40,805,744 4,619,003
1984 40,405,956 4,480,026
1983 39,910,403 4,350,874
1982 39,326,352 4,227,171
1981 38,723,248 4,109,022
1980 38,123,775 3,995,256
1979 37,534,236 3,882,691
1978 36,969,185 3,768,508
1977 36,411,795 3,653,265
1976 35,848,523 3,540,076
1975 35,280,725 3,430,425
1974 34,692,266 3,324,499
1973 34,103,149 3,222,290
1972 33,505,406 3,123,691
1971 32,882,704 3,028,837
1970 32,240,827 2,936,779
1969 31,544,266 2,845,273
1968 30,838,302 2,753,848
1967 30,130,983 2,664,130
1966 29,435,571 2,577,184
1965 28,704,674 2,492,998
1964 27,984,155 2,411,260
1963 27,261,747 2,331,736
1962 26,513,030 2,255,026
1961 25,765,673 2,181,805
1960 25,012,374 2,112,131

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/south-korea/tajikistan | CC BY

From 2006 to 2016, the population of South Korea increased by 2,779,511 people (a 5.74% growth), while Tajikistan gained 1,808,065 people (a 25.6% growth).

For the next 10 years, from 2016 to 2026, South Korea gained 406,646 people (a 0.79% growth), while Tajikistan's population increased by 2,214,784 people (a 25% growth).

South Korea was ranked 25th most populous country in 2006 and is 31st in 2026. Tajikistan was ranked 98th in 2006 and ranked 88th now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) South Korea's population will shrink by 12.1% to 45,362,931 people with a rank change from 31st to 48th. The population of Tajikistan will increase by 41.1% to 15,632,073 people and rank change from 88th to 83rd.

Tajikistan is projected to reach its peak in 2100 at 20.4M people, while South Korea's population already peaked in 2020 at 51.8M people and is projected to decrease to 22M people by 2100.

Population growth rate by year

South Korea
Factual

Projection
Tajikistan
Factual

Projection
1x
Year Growth rate
South Korea Tajikistan
2100 -1.45% 0.04%
2099 -1.47% 0.07%
2098 -1.48% 0.09%
2097 -1.5% 0.12%
2096 -1.53% 0.13%
2095 -1.54% 0.16%
2094 -1.55% 0.16%
2093 -1.56% 0.2%
2092 -1.56% 0.22%
2091 -1.56% 0.22%
2090 -1.56% 0.24%
2089 -1.55% 0.25%
2088 -1.54% 0.28%
2087 -1.53% 0.27%
2086 -1.52% 0.3%
2085 -1.51% 0.32%
2084 -1.51% 0.34%
2083 -1.5% 0.34%
2082 -1.5% 0.34%
2081 -1.49% 0.38%
2080 -1.48% 0.38%
2079 -1.48% 0.4%
2078 -1.49% 0.42%
2077 -1.48% 0.47%
2076 -1.48% 0.48%
2075 -1.48% 0.5%
2074 -1.48% 0.52%
2073 -1.48% 0.56%
2072 -1.48% 0.59%
2071 -1.48% 0.62%
2070 -1.48% 0.66%
2069 -1.46% 0.67%
2068 -1.46% 0.7%
2067 -1.45% 0.74%
2066 -1.45% 0.74%
2065 -1.45% 0.78%
2064 -1.44% 0.81%
2063 -1.43% 0.82%
2062 -1.4% 0.82%
2061 -1.41% 0.87%
2060 -1.38% 0.88%
2059 -1.37% 0.9%
2058 -1.33% 0.92%
2057 -1.28% 0.93%
2056 -1.24% 0.94%
2055 -1.19% 0.96%
2054 -1.16% 0.96%
2053 -1.13% 1.02%
2052 -1.07% 1.03%
2051 -1.02% 1.07%
2050 -0.97% 1.1%
2049 -0.92% 1.15%
2048 -0.88% 1.19%
2047 -0.82% 1.23%
2046 -0.79% 1.28%
2045 -0.76% 1.34%
2044 -0.72% 1.36%
2043 -0.69% 1.42%
2042 -0.67% 1.45%
2041 -0.63% 1.49%
2040 -0.6% 1.51%
2039 -0.57% 1.54%
2038 -0.53% 1.57%
2037 -0.48% 1.61%
2036 -0.45% 1.6%
2035 -0.41% 1.58%
2034 -0.37% 1.58%
2033 -0.33% 1.59%
2032 -0.29% 1.59%
2031 -0.26% 1.61%
2030 -0.23% 1.65%
2029 -0.2% 1.67%
2028 -0.17% 1.71%
2027 -0.14% 1.75%
2026 -0.12% 1.81%
2025 -0.13% 1.85%
2024 0.07% 1.94%
2023 0.08% 2.04%
2022 -0.19% 2.16%
2021 -0.13% 2.23%
2020 0.14% 2.3%
2019 0.35% 2.39%
2018 0.43% 2.44%
2017 0.28% 2.49%
2016 0.4% 2.57%
2015 0.53% 2.59%
2014 0.63% 2.54%
2013 0.46% 2.53%
2012 0.53% 2.42%
2011 0.77% 2.26%
2010 0.5% 2.16%
2009 0.52% 2.07%
2008 0.76% 2%
2007 0.51% 1.94%
2006 0.53% 1.92%
2005 0.21% 1.98%
2004 0.4% 1.98%
2003 0.52% 1.94%
2002 0.58% 1.94%
2001 0.77% 1.95%
2000 0.84% 1.23%
1999 0.71% 0.52%
1998 0.72% 0.6%
1997 0.94% 1.21%
1996 0.96% 1.98%
1995 1.01% 2.12%
1994 1.01% 1.75%
1993 1.02% 1.34%
1992 1.04% 1.95%
1991 0.99% 2.64%
1990 0.99% 2.5%
1989 0.99% 2.98%
1988 0.98% 3.56%
1987 0.99% 3.5%
1986 1% 3.32%
1985 0.99% 3.1%
1984 1.24% 2.97%
1983 1.49% 2.93%
1982 1.56% 2.88%
1981 1.57% 2.85%
1980 1.57% 2.9%
1979 1.53% 3.03%
1978 1.53% 3.15%
1977 1.57% 3.2%
1976 1.61% 3.2%
1975 1.7% 3.19%
1974 1.73% 3.17%
1973 1.78% 3.16%
1972 1.89% 3.13%
1971 1.99% 3.13%
1970 2.21% 3.22%
1969 2.29% 3.32%
1968 2.35% 3.37%
1967 2.36% 3.37%
1966 2.55% 3.38%
1965 2.57% 3.39%
1964 2.65% 3.41%
1963 2.82% 3.4%
1962 2.9% 3.36%
1961 3.01% 3.3%

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/south-korea/tajikistan | CC BY

In 2025, the population of South Korea declined by 0.13%, while Tajikistan's population grew by 1.85%.

Live population counters

South Korea Tajikistan
Current population
51624449
11080415
Population rank 31/197 88/197
Percent of world population 0.62% 0.13%
One net population change
7.93 minutes
2.69 minutes
One birth every
2.16 minutes
1.96 minutes
One death every
1.45 minutes
10.8 minutes
Daily growth/decline -182 +536
Annual growth/decline -66,501 +195,807
Annual growth/decline rate -0.13% +1.85%
Population growth rate rank 169/197 58/197
One migration net change every
8.02 minutes
24.4 minutes
Annual migration change +65,731 -21,606
Net migration rank 20/196 152/196
Foreign-born residents 1,811,507 276,777
Foreign-born residents rank 40/195 101/195
Foreign-born share of population 3.5% 2.6%
Foreign-born share rank 111/195 124/195

Natural population change vs migration

South Korea
Natural

Migration
Tajikistan
Natural

Migration
1x
Year Population change
South Korea Tajikistan
Natural Migration Natural Migration
2025 - 65,731 - -21,606
2024 -119,027 75,963 219,677 -21,236
2023 -124,111 87,800 223,828 -19,999
2022 -124,014 87,800 228,336 -17,001
2021 -56,947 -16,778 222,850 -3,564
2020 -31,101 112,631 219,467 -3,564
2019 10,353 128,622 231,817 -9,041
2018 30,951 118,220 228,597 -6,111
2017 71,907 104,029 224,396 -4,093
2016 122,923 91,568 228,547 -8,210
2015 163,248 276,427 230,903 -7,660
2014 167,464 308,037 227,304 -13,962
2013 166,415 301,926 220,693 -16,362
2012 215,859 281,866 213,078 -12,132
2011 214,728 269,958 208,429 -30,783
2010 213,083 52,042 201,389 -33,733
2009 197,231 5,308 192,851 -36,677
2008 215,841 -19,630 182,337 -34,855
2007 248,286 -42,293 173,200 -32,831
2006 203,441 -28,434 164,046 -30,591
2005 187,920 -47,821 160,189 -27,954
2004 225,988 -42,549 161,201 -25,082
2003 244,251 -31,994 150,391 -22,562
2002 247,752 -18,105 146,492 -20,526
2001 312,643 -28,006 142,276 -19,657
2000 390,167 -84,960 136,549 -13,871
1999 368,272 -107,448 147,622 -117,571
1998 393,436 -98,044 153,508 -119,621
1997 422,773 -109,130 149,825 -110,572
1996 446,142 -115,705 138,287 -30,922
1995 468,967 -208,491 168,934 -40,418
1994 473,200 -208,309 167,590 -49,668
1993 477,302 -222,802 157,975 -75,147
1992 494,352 -265,849 163,652 -95,280
1991 467,594 -270,754 177,585 -29,553
1990 411,546 79,294 178,429 -41,596
1989 403,266 186,120 179,212 -53,020
1988 399,297 192,534 172,805 5,523
1987 378,758 198,057 163,611 9,923
1986 395,651 189,782 155,987 4,321
1985 416,219 97,949 145,720 247
1984 436,384 101,394 139,145 -7,152
1983 514,844 102,167 133,280 -6,972
1982 605,626 48,638 127,838 -6,730
1981 631,189 18,442 121,418 -6,221
1980 583,294 -148,341 117,888 -5,557
1979 623,068 -139,566 114,496 -1,703
1978 499,084 -85,721 110,564 5,006
1977 578,947 -90,737 106,920 7,999
1976 530,558 -92,314 103,777 7,679
1975 603,300 -52,332 100,604 7,237
1974 673,030 27,005 97,481 6,531
1973 699,115 35,779 94,523 5,876
1972 740,469 25,382 91,677 5,123
1971 789,185 -6,326 88,618 4,293
1970 747,987 -27,999 85,645 5,559
1969 694,227 -21,175 82,931 8,886
1968 684,487 -16,868 80,698 10,323
1967 692,169 -16,484 78,733 9,670
1966 623,534 -16,688 76,702 8,796
1965 641,090 -146,386 75,139 7,744
1964 655,501 -102,284 74,030 6,568
1963 685,824 -80,226 73,065 5,379
1962 712,590 -94,606 70,700 4,270
1961 730,173 -93,179 68,182 3,291
1960 728,010 47,245 65,415 2,457

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

GeoRank.org/population/south-korea/tajikistan | CC BY

Over the last 10 years, 4.97% of the population change in South Korea is from natural causes (a loss of 55,818 people) and 95% is from migration (a gain of 1,066,282 people). In Tajikistan 95.7% is from natural causes (a gain of 2,258,418 people) and 4.26% is from migration (a loss of 100,479 people).

As of 2024, 1,811,507 residents or 3.5% of the population were not native-born in South Korea, compared to 276,777 people or 2.6% in Tajikistan.

Biggest cities by population

South Korea
City Population
Seoul 9.67M
Busan 3.45M
Incheon 3.05M
Daegu 2.38M
Daejeon 1.48M
Gwangju 1.41M
Suwon 1.23M
Ulsan 1.13M
Yongin 1.08M
Goyang 1.06M
Tajikistan
City Population
Dushanbe 948K
Khujand 199K
Qurghonteppa 127K
Istaravshan 64.3K
Konibodom 54.4K
Tursunzoda 46.7K
Panjakent 43.8K
Buston 29.8K
Ghafurov 18.4K
Istiklol 14.2K

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/south-korea/tajikistan | 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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