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Population · Asia

South Korea population 2026

Right now · estimate

South Korea population right now

51,572,356

Births today
0
Deaths today
0
Births this year
209,404
Births minus deaths this year
-113,950

South Korea has an estimated 51,600,388 people on 1 July 2026, the UN's projection, 66,641 fewer than a year earlier (−0.13%). It is the 31st most populous country in the world. Its population peaked in 2020 at 51.9 million and is projected to fall to 45.1 million by 2050.

UN projection The counter interpolates the UN’s 1 July figures to the second; it is an estimate, not a count.

South Korea in numbers, 2026

Births in 2026
250 thousand 683 a day
Deaths in 2026
385 thousand 1,055 a day
Net migration
+63 thousand more arrivals than departures
Growth rate
−0.14% shrinking
Fertility rate
0.76per woman below replacement (2.1)
Median age
46.2years world: 31.1
Life expectancy
84.6years
Aged 65 and over
21.4% 39.7% by 2050

Land, people and health

Capital
Seoul
Area
98,480 km² 109th largest of 237
Population density
522per km² 28th most crowded
Urban population
81.2% 83.3% by 2050
Men and women
25.7 million / 25.9 million 99.4 men per 100 women
Life expectancy, women
87.5years men: 81.6 years
Infant mortality
1.9per 1,000 births under-5: 2.5
Birth rate
4.8per 1,000 death rate: 7.5
Net migration rate
+1.2per 1,000 net arrivals

Population of South Korea, 1950–2100

Peaked in 2020 at 51.9 million. By 2050: 45.1 million (−12.5% from today).

Population of South Korea
  • UN estimate
  • UN projection
21.8M 2026
› Show the numbers as a table
YearPopulation
195019,757,321
195119,868,990
195220,229,879
195320,775,325
195421,415,573
195522,125,103
195622,874,434
195723,660,791
195824,473,927
195925,298,233
196026,115,379
196126,852,951
196227,509,237
196328,145,540
196428,744,977
196529,284,338
196629,845,941
196730,495,728
196831,175,290
196931,852,761
197032,542,197
197133,239,853
197233,936,466
197334,625,849
197435,287,837
197535,875,742
197636,379,925
197736,843,637
197837,281,935
197937,710,899
198038,141,106
198138,689,189
198239,356,154
198340,000,941
198440,598,300
198541,148,963
198641,718,505
198742,322,092
198842,922,977
198943,524,767
199044,081,427
199144,439,150
199244,653,695
199344,887,724
199445,130,840
199545,368,425
199645,638,700
199745,941,537
199846,230,878
199946,500,383
200046,766,661
200147,043,468
200247,299,120
200347,514,160
200447,697,076
200547,851,644
200648,006,518
200748,178,118
200848,356,493
200948,546,687
201048,769,332
201149,127,644
201249,599,580
201350,071,164
201450,539,056
201550,983,912
201651,297,839
201751,486,270
201851,640,894
201951,767,846
202051,858,482
202151,848,398
202251,782,512
202351,748,739
2024 *51,717,590
2025 *51,667,029
2026 *51,600,388
2027 *51,518,845
2028 *51,423,430
2029 *51,314,016
2030 *51,188,584
2031 *51,048,174
2032 *50,891,289
2033 *50,714,304
2034 *50,516,809
2035 *50,300,733
2036 *50,066,544
2037 *49,813,426
2038 *49,541,158
2039 *49,251,889
2040 *48,948,687
2041 *48,630,433
2042 *48,299,744
2043 *47,959,040
2044 *47,603,366
2045 *47,232,956
2046 *46,850,899
2047 *46,452,061
2048 *46,033,794
2049 *45,597,294
2050 *45,143,134
2051 *44,671,150
2052 *44,178,842
2053 *43,672,043
2054 *43,157,452
2055 *42,632,670
2056 *42,095,098
2057 *41,545,089
2058 *40,984,543
2059 *40,421,032
2060 *39,857,228
2061 *39,296,690
2062 *38,739,045
2063 *38,183,167
2064 *37,632,823
2065 *37,088,067
2066 *36,550,312
2067 *36,018,518
2068 *35,493,421
2069 *34,971,814
2070 *34,452,987
2071 *33,941,698
2072 *33,438,135
2073 *32,943,024
2074 *32,455,482
2075 *31,974,833
2076 *31,501,188
2077 *31,033,654
2078 *30,572,950
2079 *30,119,415
2080 *29,671,508
2081 *29,227,156
2082 *28,788,346
2083 *28,355,718
2084 *27,928,602
2085 *27,505,925
2086 *27,086,569
2087 *26,670,753
2088 *26,258,922
2089 *25,851,776
2090 *25,449,094
2091 *25,051,893
2092 *24,660,821
2093 *24,277,125
2094 *23,902,073
2095 *23,535,546
2096 *23,179,092
2097 *22,833,463
2098 *22,496,481
2099 *22,168,455
2100 *21,848,791

* UN projection

Population of South Korea by year

46.8 million in 2000, 51.6 million in 2026. Every year for the last decade, then every five years to 1950. * UN projection; earlier years are UN estimates.

YearPopulationYearly changeWorld rank
2026* 51,600,388 −0.13% 31
2025* 51,667,029 −0.10% 29
2024* 51,717,590 −0.06% 29
2023 51,748,739 −0.07% 29
2022 51,782,512 −0.13% 28
2021 51,848,398 −0.02% 28
2020 51,858,482 +0.18% 28
2019 51,767,846 +0.25% 27
2018 51,640,894 +0.30% 27
2017 51,486,270 +0.37% 27
2016 51,297,839 +0.62% 27
2015 50,983,912 +0.88% 27
2010 48,769,332 +0.46% 26
2005 47,851,644 +0.32% 25
2000 46,766,661 +0.57% 26
1995 45,368,425 +0.53% 24
1990 44,081,427 +1.28% 24
1985 41,148,963 +1.36% 23
1980 38,141,106 +1.14% 23
1975 35,875,742 +1.67% 22
1970 32,542,197 +2.16% 24
1965 29,284,338 +1.88% 24
1960 26,115,379 +3.23% 24
1955 22,125,103 +3.31% 24
1950 19,757,321 – 23

Population forecast for South Korea

UN medium-variant projection: 45.1 million in 2050 (−12.5% from 2026), 21.8 million in 2100.

YearPopulationYearly changeWorld rank
2030 51,188,584 −0.24% 32
2035 50,300,733 −0.43% 36
2040 48,948,687 −0.62% 37
2045 47,232,956 −0.78% 43
2050 45,143,134 −1.00% 47
2060 39,857,228 −1.39% 57
2070 34,452,987 −1.48% 60
2080 29,671,508 −1.49% 67
2090 25,449,094 −1.56% 68
2100 21,848,791 −1.44% 72

Largest cities in South Korea

Urban area in 2026: the whole built-up city, measured the same way for every country (UN, 2025). * UN projection. Largest cities in the world

#CityPopulation 2026
1 Seoul (capital) 22,517,764
2 Busan 3,248,254
3 Daegu 2,323,365
4 Daejeon 1,513,768
5 Gwangju 1,438,457
6 Ulsan 877,731
7 Cheongju-si 686,911
8 Changwon 662,616
9 Jeonju 635,365
10 Cheonan-si 427,478

Age structure

Median age 46.2. 21.4% are 65 or older, 39.7% by 2050; 9.8% are under 15.

South Korea, 2026 Men 2026 Women 2026 2050 (projection)
100+: men 0.0% 100+: women 0.0% 100+ 95-99: men 0.0% 95-99: women 0.2% 90-94: men 0.2% 90-94: women 0.5% 90-94 85-89: men 0.5% 85-89: women 1.1% 80-84: men 1.0% 80-84: women 1.5% 80-84 75-79: men 1.6% 75-79: women 2.0% 70-74: men 2.5% 70-74: women 2.8% 70-74 65-69: men 3.6% 65-69: women 3.9% 60-64: men 3.9% 60-64: women 4.0% 60-64 55-59: men 4.2% 55-59: women 4.3% 50-54: men 4.1% 50-54: women 4.0% 50-54 45-49: men 3.9% 45-49: women 3.7% 40-44: men 3.7% 40-44: women 3.4% 40-44 35-39: men 3.4% 35-39: women 3.0% 30-34: men 3.8% 30-34: women 3.3% 30-34 25-29: men 3.4% 25-29: women 3.1% 20-24: men 2.6% 20-24: women 2.4% 20-24 15-19: men 2.3% 15-19: women 2.2% 10-14: men 2.2% 10-14: women 2.1% 10-14 5-9: men 1.6% 5-9: women 1.5% 0-4: men 1.2% 0-4: women 1.2% 0-4

Share of the total population in each age group (%)

Births per woman

0.76 in 2026; about 2.1 keeps a population stable without migration. Below 2.1 since 1984.

Fertility rate, South Korea
  • UN estimate
  • UN projection
1.3 2026
› Show the numbers as a table
YearFertility rate
19506.06
19516.09
19526.12
19536.17
19546.17
19556.17
19566.17
19576.18
19586.15
19596.10
19605.99
19615.80
19625.56
19635.33
19645.07
19654.89
19664.78
19674.61
19684.51
19694.45
19704.46
19714.26
19724.02
19733.80
19743.56
19753.31
19763.12
19772.95
19782.70
19792.75
19802.73
19812.67
19822.43
19832.10
19841.83
19851.71
19861.62
19871.57
19881.56
19891.56
19901.60
19911.70
19921.74
19931.68
19941.67
19951.65
19961.60
19971.56
19981.50
19991.47
20001.47
20011.34
20021.23
20031.20
20041.16
20051.12
20061.14
20071.22
20081.19
20091.18
20101.23
20111.26
20121.27
20131.21
20141.20
20151.20
20161.14
20171.04
20180.95
20190.88
20200.81
20210.78
20220.78
20230.72
2024 *0.73
2025 *0.75
2026 *0.76
2027 *0.78
2028 *0.79
2029 *0.80
2030 *0.81
2031 *0.83
2032 *0.84
2033 *0.85
2034 *0.86
2035 *0.88
2036 *0.89
2037 *0.90
2038 *0.91
2039 *0.92
2040 *0.93
2041 *0.94
2042 *0.95
2043 *0.96
2044 *0.97
2045 *0.98
2046 *0.99
2047 *1.00
2048 *1.01
2049 *1.02
2050 *1.03
2051 *1.03
2052 *1.04
2053 *1.05
2054 *1.06
2055 *1.06
2056 *1.07
2057 *1.08
2058 *1.09
2059 *1.09
2060 *1.10
2061 *1.11
2062 *1.11
2063 *1.12
2064 *1.12
2065 *1.13
2066 *1.14
2067 *1.14
2068 *1.15
2069 *1.16
2070 *1.16
2071 *1.17
2072 *1.17
2073 *1.18
2074 *1.19
2075 *1.19
2076 *1.20
2077 *1.20
2078 *1.20
2079 *1.21
2080 *1.21
2081 *1.22
2082 *1.22
2083 *1.23
2084 *1.23
2085 *1.24
2086 *1.24
2087 *1.25
2088 *1.25
2089 *1.25
2090 *1.26
2091 *1.26
2092 *1.27
2093 *1.27
2094 *1.28
2095 *1.28
2096 *1.28
2097 *1.28
2098 *1.29
2099 *1.29
2100 *1.30

* UN projection

Births and deaths each year

Deaths have outnumbered births since 2019.

Births and deaths, South Korea
  • Births
  • Deaths
  • UN estimate
  • UN projection
119k435k 2026
› Show the numbers as a table
YearBirthsDeaths
1950784,803931,034
1951811,470754,519
1952842,481516,717
1953879,007458,268
1954910,760385,241
1955942,519363,086
1956977,327347,712
19571,016,567339,825
19581,051,167347,167
19591,080,156341,562
19601,098,755338,650
19611,096,972335,992
19621,072,152332,766
19631,046,854338,798
19641,011,083337,758
1965988,466334,413
1966978,557346,334
1967961,491260,965
1968958,414266,460
1969965,717264,694
1970987,604260,575
1971961,733259,117
1972928,258256,711
1973900,511254,440
1974868,320253,200
1975838,408252,398
1976819,505252,496
1977807,976264,507
1978772,737263,169
1979823,277249,629
1980853,589278,898
1981895,271243,913
1982868,685253,202
1983790,777267,484
1984717,482249,618
1985686,800252,680
1986667,624250,397
1987656,703254,590
1988657,214248,150
1989663,912248,052
1990684,376252,318
1991729,680254,828
1992739,339248,496
1993711,775245,924
1994704,169252,682
1995692,785252,294
1996672,524248,261
1997653,059246,809
1998624,901245,301
1999607,708242,813
2000599,446239,373
2001541,042234,534
2002489,165238,260
2003472,791243,513
2004455,459244,365
2005432,815244,403
2006440,301242,709
2007462,242245,910
2008447,507245,168
2009437,242244,868
2010449,665254,109
2011455,314256,249
2012460,037267,039
2013433,882267,513
2014427,701268,255
2015424,787278,964
2016397,938283,904
2017356,023288,803
2018322,572302,790
2019295,280307,997
2020270,034317,301
2021259,300328,052
2022256,588390,625
2023236,394345,502
2024 *240,982357,948
2025 *245,858371,713
2026 *249,556385,355
2027 *253,247398,774
2028 *256,007411,868
2029 *257,327424,931
2030 *257,973437,931
2031 *257,078450,504
2032 *254,492462,864
2033 *251,858475,605
2034 *247,901488,695
2035 *244,688501,680
2036 *241,459514,208
2037 *239,072527,026
2038 *236,943539,764
2039 *236,084552,389
2040 *236,072565,322
2041 *236,540578,231
2042 *236,775591,104
2043 *236,600603,913
2044 *236,130616,866
2045 *235,028629,620
2046 *233,107642,590
2047 *229,442655,108
2048 *224,402667,310
2049 *218,269678,502
2050 *211,343688,851
2051 *203,678698,157
2052 *195,840706,094
2053 *188,518713,815
2054 *181,711719,646
2055 *176,731723,878
2056 *172,311727,457
2057 *169,386729,560
2058 *167,434730,577
2059 *165,890731,494
2060 *165,341730,953
2061 *165,256728,496
2062 *165,085725,640
2063 *164,908721,566
2064 *164,769717,819
2065 *164,401712,377
2066 *164,374706,488
2067 *164,012700,867
2068 *163,526693,984
2069 *162,978687,543
2070 *162,089680,471
2071 *161,246672,864
2072 *160,970664,824
2073 *160,160656,636
2074 *160,037649,222
2075 *159,653640,952
2076 *159,076633,001
2077 *158,246625,561
2078 *157,121617,696
2079 *155,470610,497
2080 *153,822602,405
2081 *151,603594,719
2082 *149,184586,574
2083 *146,595578,400
2084 *143,821570,694
2085 *140,828563,576
2086 *137,818556,724
2087 *134,876549,153
2088 *131,891541,837
2089 *129,211534,492
2090 *127,145527,184
2091 *125,354519,348
2092 *123,812511,113
2093 *122,572502,070
2094 *121,702492,832
2095 *121,071483,507
2096 *120,501473,323
2097 *119,940463,572
2098 *119,494453,967
2099 *119,364444,372
2100 *119,211435,057

* UN projection

Economy of South Korea

GDP by country →
GDP 2026
$2.25 trillion 12th largest economy
GDP per person
$43,512 US$, market rates
GDP per person (PPP)
Int$ 70,251 at purchasing power parity
Economic growth
+3.3% real GDP
Inflation
2.7% consumer prices
Unemployment
2.8% of the labour force
Government debt
47.3% of GDP
Share of world GDP
1.8%
GDP of South Korea, current US dollars
  • IMF estimate
  • IMF projection
3.1T 2026
› Show the numbers as a table
YearGDP, US$
1990292,064,000,000
1991340,863,000,000
1992366,912,000,000
1993405,772,000,000
1994478,988,000,000
1995586,301,000,000
1996631,194,000,000
1997590,070,000,000
1998396,803,000,000
1999515,427,000,000
2000597,802,000,000
2001567,655,000,000
2002649,747,000,000
2003728,497,000,000
2004822,583,000,000
2005971,540,000,000
20061,094,545,000,000
20071,220,756,000,000
20081,093,487,000,000
2009982,854,000,000
20101,192,722,000,000
20111,307,239,000,000
20121,335,344,000,000
20131,434,670,000,000
20141,556,252,000,000
20151,539,212,000,000
20161,578,816,000,000
20171,710,197,000,000
20181,824,251,000,000
20191,751,046,000,000
20201,744,455,000,000
20211,943,893,000,000
20221,802,760,000,000
20231,843,950,000,000
20241,880,777,000,000
20251,881,748,000,000
2026 *2,245,847,000,000
2027 *2,539,463,000,000
2028 *2,681,311,000,000
2029 *2,805,778,000,000
2030 *2,930,688,000,000
2031 *3,069,314,000,000

* IMF projection

Source: International Monetary Fund, World Economic Outlook (October 2026). 2026 and later are IMF projections. GDP per capita by country · Richest countries

CO₂ emissions of South Korea

CO₂ by country →
CO₂ emissions 2024
584 million tonnes 9th largest emitter
Per person
11.3 t world: 4.73 t
Share of world CO₂
1.51% 0.62% of its people
Change since 1990
+133% +17% since 2005
CO₂ emissions of South Korea, million tonnes a year
584 2024
› Show the numbers as a table
YearCO₂, million tonnes
19502.18
19512.92
19523.46
19534.69
19545.16
19556.45
19567.55
19578.21
19589.01
195911.22
196012.54
196114.45
196217.26
196321.08
196422.20
196524.98
196629.98
196735.11
196837.20
196942.47
197053.72
197158.53
197260.25
197372.97
197475.55
197581.67
197693.11
1977105.46
1978113.12
1979132.87
1980134.52
1981139.59
1982140.78
1983149.13
1984160.70
1985168.76
1986176.30
1987185.36
1988210.95
1989223.51
1990250.51
1991275.69
1992299.90
1993330.17
1994355.69
1995383.67
1996421.00
1997444.97
1998378.04
1999410.52
2000439.98
2001455.63
2002476.06
2003485.21
2004491.39
2005498.69
2006503.48
2007521.71
2008532.65
2009537.82
2010594.34
2011623.44
2012627.94
2013634.58
2014629.37
2015634.18
2016637.91
2017654.54
2018670.17
2019646.10
2020597.63
2021616.08
2022606.88
2023589.18
2024583.68

By source, 2024

  • Coal42.4%
  • Oil30.2%
  • Gas22.2%
  • Cement3.5%
  • Other industry1.7%

Fossil fuels and industry, territorial; Global Carbon Budget via Our World in Data (CC BY 4.0). CO₂ per capita by country · Historical emissions

Compare with Asia

CountryPopulation 2026Growth
South Korea 51.6 million −0.14%
China 1.41 billion −0.22%
Indonesia 288 million +0.74%
Pakistan 259 million +1.59%
Bangladesh 178 million +1.19%
Japan 122 million −0.56%
Philippines 118 million +0.79%
Vietnam 102 million +0.55%
Iran 93.2 million +0.76%

All 237 countries · Fertility rate by country · Birth rate by country · Median age by country · Life expectancy by country · Population growth rate by country · Population density by country · Largest countries by area · Death rate by country · Infant mortality rate by country · Elderly population by country · Net migration rate by country · Urban population by country · Sex ratio by country

Air quality in South Korea today

Hourly AQI and a 48-hour forecast for 12 cities, from Seoul to Jeonju.

See air quality →

Questions

What is the population of South Korea in 2026?

51,600,388 on 1 July 2026, according to the UN's World Population Prospects 2024 (medium-variant projection). That is 51.6 million people, −0.13% on 2025.

Is South Korea's population growing or shrinking?

Shrinking: 66,641 fewer people in 2026 than in 2025. Deaths have outnumbered births since 2019. Immigration (net 63 thousand a year) slows the fall but does not stop it.

When will South Korea's population peak?

It already did: 51.9 million in 2020. The UN projects 45.1 million in 2050 and 21.8 million in 2100.

What is the fertility rate in South Korea?

0.76 births per woman in 2026. A population replaces itself at about 2.1. South Korea has been below that since 1984.

How many babies are born in South Korea every day?

About 683 a day (250 thousand in 2026), against about 1,055 deaths a day.

What is the life expectancy in South Korea?

84.6 years at birth in 2026: 87.5 for women and 81.6 for men, against a world average of 73.8.

How many men and women live in South Korea?

About 25.7 million men and 25.9 million women in 2026, or 99.4 men for every 100 women.

What is the population density of South Korea?

522 people per km² of land in 2026, on a total area of 98,480 km². The world average is 64.

What was the population of South Korea in 2000?

46,766,661 (46.8 million), the UN estimate for 1 July 2000. It has grown by 10% since, to 51.6 million in 2026.

What will the population of South Korea be in 2050?

About 45.1 million on the UN's medium projection (45,143,134), −12.5% from 2026; 21.8 million by 2100.

What are the largest cities in South Korea?

Seoul (22.5 million), Busan (3.2 million), Daegu (2.3 million), Daejeon (1.5 million), Gwangju (1.4 million). UN figures for 2026, counting each city’s whole built-up area.

What is the GDP of South Korea in 2026?

$2.25 trillion at current prices, the 12th largest economy in the world, on the IMF’s World Economic Outlook (October 2026) figures; real growth of +3.3%.

What is South Korea's GDP per capita?

$43,512 per person at market exchange rates in 2026, or Int$ 70,251 at purchasing power parity, which adjusts for local prices.

How much CO₂ does South Korea emit?

584 million tonnes from fossil fuels and industry in 2024, 11.3 t per person and 1.51% of the world total; coal is the largest source (42%).

Source and method

United Nations, Department of Economic and Social Affairs, Population Division (2024). World Population Prospects 2024, medium variant. Figures for 1950–2023 are UN estimates; later years are the medium-variant projection, which assumes fertility, mortality and migration follow their most likely paths. National statistics offices publish their own counts, which can differ. Reuse under CC BY 3.0 IGO. How we use the data.