Skip to content

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

Updated on by Georank team

The latest officially reported population of South Korea was 51,751,065 in 2024 vs 50,448,963 people in Sudan in 2024. In 2026, based on the adjusted UN estimation, the current South Korea's population is 51,649,918 people compared to 53,335,233 in Sudan.

Population statistics:

  • Sudan's population is 1.03 times bigger than South Korea's.
  • South Korea is ranked the 31st most populous country in the world, while Sudan is the 29th.
  • The countries together account for 1.27% of the world: 0.62% for South Korea vs 0.64% for Sudan.
  • For the last 10 years, South Korea has had an average growth rate of +0.24% per year vs +2.67% in Sudan.
  • Since 2006, the population of South Korea has increased from 48.4M people to 51.6M (6.63% growth), while Sudan has grown from 32M to 53.3M (66.7% growth).

South Korea vs Sudan: population by year and forecast

South Korea
Factual

Projection
Sudan
Factual

Projection
1x
Year Population
South Korea Sudan
2100 22,012,503 137,695,876
2099 22,335,528 137,114,644
2098 22,668,719 136,500,499
2097 23,009,661 135,860,701
2096 23,360,151 135,222,218
2095 23,722,747 134,553,615
2094 24,093,391 133,902,112
2093 24,473,038 133,186,791
2092 24,860,975 132,427,642
2091 25,255,379 131,674,049
2090 25,655,577 130,893,042
2089 26,060,945 130,075,970
2088 26,470,073 129,234,968
2087 26,884,813 128,358,981
2086 27,301,913 127,463,823
2085 27,723,736 126,555,673
2084 28,147,480 125,612,419
2083 28,578,182 124,663,868
2082 29,012,953 123,716,124
2081 29,456,022 122,772,016
2080 29,901,880 121,805,246
2079 30,352,062 120,822,781
2078 30,809,176 119,802,944
2077 31,273,700 118,776,597
2076 31,744,480 117,748,457
2075 32,221,226 116,688,549
2074 32,706,020 115,601,159
2073 33,196,556 114,499,847
2072 33,696,490 113,374,089
2071 34,203,935 112,235,978
2070 34,719,324 111,102,687
2069 35,241,850 109,945,533
2068 35,762,799 108,791,037
2067 36,292,307 107,581,192
2066 36,826,655 106,357,353
2065 37,368,086 105,145,307
2064 37,916,439 103,903,801
2063 38,469,051 102,642,643
2062 39,028,473 101,354,095
2061 39,584,621 100,067,335
2060 40,149,830 98,765,585
2059 40,712,514 97,461,067
2058 41,277,134 96,135,716
2057 41,833,887 94,800,344
2056 42,377,427 93,458,640
2055 42,909,302 92,089,717
2054 43,427,254 90,711,253
2053 43,938,741 89,342,122
2052 44,441,106 87,962,125
2051 44,923,604 86,581,277
2050 45,385,311 85,194,794
2049 45,832,153 83,803,171
2048 46,258,529 82,442,635
2047 46,668,898 81,085,689
2046 47,056,404 79,725,126
2045 47,433,205 78,359,927
2044 47,797,411 77,006,049
2043 48,144,730 75,652,858
2042 48,478,991 74,312,465
2041 48,806,273 72,968,877
2040 49,115,658 71,640,015
2039 49,412,830 70,319,906
2038 49,694,340 69,001,239
2037 49,957,504 67,665,904
2036 50,200,702 66,337,650
2035 50,426,000 65,001,359
2034 50,632,962 63,664,516
2033 50,821,090 62,329,849
2032 50,987,020 61,007,985
2031 51,134,940 59,695,860
2030 51,267,908 58,384,521
2029 51,385,868 57,082,767
2028 51,486,791 55,800,806
2027 51,576,746 54,523,219
2026 51,649,918 52,894,744
2025 51,710,062 51,256,148
2024 51,751,065 50,448,963
2023 51,712,619 50,042,791
2022 51,672,569 49,383,346
2021 51,769,539 48,066,924
2020 51,836,239 46,789,231
2019 51,764,822 45,548,175
2018 51,585,058 44,230,596
2017 51,361,911 42,714,306
2016 51,217,803 41,259,892
2015 51,014,947 40,024,431
2014 50,746,659 38,823,318
2013 50,428,893 37,785,849
2012 50,199,853 36,923,178
2011 49,936,638 36,140,806
2010 49,554,112 35,414,399
2009 49,307,835 34,569,113
2008 49,054,708 33,623,980
2007 48,683,638 32,764,135
2006 48,438,292 31,992,435
2005 48,184,561 31,262,444
2004 48,082,519 30,556,637
2003 47,892,330 29,896,035
2002 47,644,736 29,228,727
2001 47,370,164 28,516,770
2000 47,008,111 27,816,745
1999 46,616,677 27,130,613
1998 46,286,503 26,458,999
1997 45,953,580 25,799,821
1996 45,524,681 25,231,528
1995 45,092,991 24,672,143
1994 44,641,540 24,043,948
1993 44,194,628 23,445,592
1992 43,747,962 22,927,355
1991 43,295,704 22,470,676
1990 42,869,283 22,021,481
1989 42,449,038 21,578,022
1988 42,031,247 21,138,431
1987 41,621,690 20,704,904
1986 41,213,674 20,288,238
1985 40,805,744 19,905,872
1984 40,405,956 19,546,528
1983 39,910,403 19,109,770
1982 39,326,352 18,486,645
1981 38,723,248 17,780,572
1980 38,123,775 17,058,905
1979 37,534,236 16,355,352
1978 36,969,185 15,695,003
1977 36,411,795 15,086,614
1976 35,848,523 14,569,716
1975 35,280,725 14,064,798
1974 34,692,266 13,580,723
1973 34,103,149 13,049,315
1972 33,505,406 12,527,856
1971 32,882,704 12,105,539
1970 32,240,827 11,695,771
1969 31,544,266 11,298,936
1968 30,838,302 10,917,999
1967 30,130,983 10,550,597
1966 29,435,571 10,197,578
1965 28,704,674 9,858,030
1964 27,984,155 9,531,109
1963 27,261,747 9,218,077
1962 26,513,030 8,919,028
1961 25,765,673 8,634,941
1960 25,012,374 8,364,489

Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1960–2024, retrieved 2026-04-06).

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

From 2006 to 2016, the population of South Korea increased by 2,779,511 people (a 5.74% growth), while Sudan gained 9,267,457 people (a 29% growth).

For the next 10 years, from 2016 to 2026, South Korea gained 432,115 people (a 0.84% growth), while Sudan's population increased by 12,075,341 people (a 29.3% growth).

South Korea was ranked 25th most populous country in 2006 and is 31st in 2026. Sudan was ranked 36th in 2006 and ranked 29th now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) South Korea's population will shrink by 12.1% to 45,385,311 people with a rank change from 31st to 48th. The population of Sudan will increase by 59.7% to 85,194,794 people and rank change from 29th to 21st.

Sudan is projected to reach its peak in 2100 at 138M 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
Sudan
Factual

Projection
1x
Year Growth rate
South Korea Sudan
2100 -1.45% 0.42%
2099 -1.47% 0.45%
2098 -1.48% 0.47%
2097 -1.5% 0.47%
2096 -1.53% 0.5%
2095 -1.54% 0.49%
2094 -1.55% 0.54%
2093 -1.56% 0.57%
2092 -1.56% 0.57%
2091 -1.56% 0.6%
2090 -1.56% 0.63%
2089 -1.55% 0.65%
2088 -1.54% 0.68%
2087 -1.53% 0.7%
2086 -1.52% 0.72%
2085 -1.51% 0.75%
2084 -1.51% 0.76%
2083 -1.5% 0.77%
2082 -1.5% 0.77%
2081 -1.49% 0.79%
2080 -1.48% 0.81%
2079 -1.48% 0.85%
2078 -1.49% 0.86%
2077 -1.48% 0.87%
2076 -1.48% 0.91%
2075 -1.48% 0.94%
2074 -1.48% 0.96%
2073 -1.48% 0.99%
2072 -1.48% 1.01%
2071 -1.48% 1.02%
2070 -1.48% 1.05%
2069 -1.46% 1.06%
2068 -1.46% 1.12%
2067 -1.45% 1.15%
2066 -1.45% 1.15%
2065 -1.45% 1.19%
2064 -1.44% 1.23%
2063 -1.43% 1.27%
2062 -1.4% 1.29%
2061 -1.41% 1.32%
2060 -1.38% 1.34%
2059 -1.37% 1.38%
2058 -1.33% 1.41%
2057 -1.28% 1.44%
2056 -1.24% 1.49%
2055 -1.19% 1.52%
2054 -1.16% 1.53%
2053 -1.13% 1.57%
2052 -1.07% 1.59%
2051 -1.02% 1.63%
2050 -0.97% 1.66%
2049 -0.92% 1.65%
2048 -0.88% 1.67%
2047 -0.82% 1.71%
2046 -0.79% 1.74%
2045 -0.76% 1.76%
2044 -0.72% 1.79%
2043 -0.69% 1.8%
2042 -0.67% 1.84%
2041 -0.63% 1.85%
2040 -0.6% 1.88%
2039 -0.57% 1.91%
2038 -0.53% 1.97%
2037 -0.48% 2%
2036 -0.45% 2.06%
2035 -0.41% 2.1%
2034 -0.37% 2.14%
2033 -0.33% 2.17%
2032 -0.29% 2.2%
2031 -0.26% 2.25%
2030 -0.23% 2.28%
2029 -0.2% 2.3%
2028 -0.17% 2.34%
2027 -0.14% 3.08%
2026 -0.12% 3.2%
2025 -0.08% 1.6%
2024 0.07% 0.81%
2023 0.08% 1.34%
2022 -0.19% 2.74%
2021 -0.13% 2.73%
2020 0.14% 2.72%
2019 0.35% 2.98%
2018 0.43% 3.55%
2017 0.28% 3.53%
2016 0.4% 3.09%
2015 0.53% 3.09%
2014 0.63% 2.75%
2013 0.46% 2.34%
2012 0.53% 2.16%
2011 0.77% 2.05%
2010 0.5% 2.45%
2009 0.52% 2.81%
2008 0.76% 2.62%
2007 0.51% 2.41%
2006 0.53% 2.34%
2005 0.21% 2.31%
2004 0.4% 2.21%
2003 0.52% 2.28%
2002 0.58% 2.5%
2001 0.77% 2.52%
2000 0.84% 2.53%
1999 0.71% 2.54%
1998 0.72% 2.55%
1997 0.94% 2.25%
1996 0.96% 2.27%
1995 1.01% 2.61%
1994 1.01% 2.55%
1993 1.02% 2.26%
1992 1.04% 2.03%
1991 0.99% 2.04%
1990 0.99% 2.06%
1989 0.99% 2.08%
1988 0.98% 2.09%
1987 0.99% 2.05%
1986 1% 1.92%
1985 0.99% 1.84%
1984 1.24% 2.29%
1983 1.49% 3.37%
1982 1.56% 3.97%
1981 1.57% 4.23%
1980 1.57% 4.3%
1979 1.53% 4.21%
1978 1.53% 4.03%
1977 1.57% 3.55%
1976 1.61% 3.59%
1975 1.7% 3.56%
1974 1.73% 4.07%
1973 1.78% 4.16%
1972 1.89% 3.49%
1971 1.99% 3.5%
1970 2.21% 3.51%
1969 2.29% 3.49%
1968 2.35% 3.48%
1967 2.36% 3.46%
1966 2.55% 3.44%
1965 2.57% 3.43%
1964 2.65% 3.4%
1963 2.82% 3.35%
1962 2.9% 3.29%
1961 3.01% 3.23%

Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1961–2024, retrieved 2026-04-06).

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

In 2024, the population of South Korea grew by 0.07%, while Sudan's population grew by 0.81%.

Live population counters

South Korea Sudan
Current population
51649918
53335233
Population rank 31/197 29/197
Percent of world population 0.62% 0.64%
One net population change
13.7 minutes
1.29 minutes
One birth every
2.26 minutes
18.7 seconds
One death every
1.69 minutes
1.64 minutes
Daily growth/decline +105 +1,113
Annual growth/decline +38,446 +406,172
Annual growth/decline rate +0.07% +0.81%
Population growth rate rank 160/197 116/197
One migration net change every
8.02 minutes
1.81 minutes
Annual migration change +65,731 +291,469
Net migration rank 20/196 6/196
Foreign-born residents 1,811,507 2,397,113
Foreign-born residents rank 40/195 29/195
Foreign-born share of population 3.5% 4.8%
Foreign-born share rank 111/195 94/195

Natural population change vs migration

South Korea
Natural

Migration
Sudan
Natural

Migration
1x
Year Population change
South Korea Sudan
Natural Migration Natural Migration
2025 - 65,731 - 291,469
2024 - 75,963 - -544,257
2023 -77,569 87,800 1,361,564 -1,349,998
2022 -124,014 87,800 1,333,992 -26,668
2021 -56,947 -16,778 1,293,817 31,664
2020 -31,101 112,631 1,295,781 -65,933
2019 10,353 128,622 1,291,747 -39,491
2018 30,951 118,220 1,257,387 125,499
2017 71,907 104,029 1,208,046 441,623
2016 122,923 91,568 1,174,422 84,728
2015 163,248 276,427 1,145,259 66,476
2014 167,464 308,037 1,097,962 92,504
2013 166,415 301,926 1,078,446 -194,001
2012 215,859 281,866 1,073,062 -232,196
2011 214,728 269,958 1,070,888 -347,024
2010 213,083 52,042 1,068,381 -339,466
2009 197,231 5,308 1,041,810 -80,159
2008 215,841 -19,630 1,001,826 -73,188
2007 248,286 -42,293 992,819 -201,769
2006 203,441 -28,434 963,740 -211,387
2005 187,920 -47,821 907,017 -199,378
2004 225,988 -42,549 889,382 -185,392
2003 244,251 -31,994 898,226 -281,001
2002 247,752 -18,105 897,965 -180,603
2001 312,643 -28,006 880,284 -173,745
2000 390,167 -84,960 858,536 -165,030
1999 368,272 -107,448 835,840 -157,090
1998 393,436 -98,044 814,752 -150,271
1997 422,773 -109,130 802,245 -148,368
1996 446,142 -115,705 792,926 -310,221
1995 468,967 -208,491 780,700 -144,670
1994 473,200 -208,309 764,645 -144,324
1993 477,302 -222,802 743,249 -166,861
1992 494,352 -265,849 731,177 -271,093
1991 467,594 -270,754 714,612 -261,341
1990 411,546 79,294 699,953 -254,825
1989 403,266 186,120 683,743 -241,979
1988 399,297 192,534 672,604 -235,213
1987 378,758 198,057 658,416 -228,756
1986 395,651 189,782 649,649 -245,968
1985 416,219 97,949 583,382 -222,315
1984 436,384 101,394 577,405 -219,755
1983 514,844 102,167 570,198 -54,325
1982 605,626 48,638 606,362 124,007
1981 631,189 18,442 585,087 96,697
1980 583,294 -148,341 552,930 208,602
1979 623,068 -139,566 524,942 120,613
1978 499,084 -85,721 497,987 177,153
1977 578,947 -90,737 483,089 58,540
1976 530,558 -92,314 470,019 22,147
1975 603,300 -52,332 454,813 62,843
1974 673,030 27,005 444,456 6,023
1973 699,115 35,779 439,201 173,143
1972 740,469 25,382 428,340 2,238
1971 789,185 -6,326 417,641 -3,577
1970 747,987 -27,999 401,013 4,479
1969 694,227 -21,175 385,712 2,476
1968 684,487 -16,868 370,917 2,776
1967 692,169 -16,484 356,599 4,508
1966 623,534 -16,688 342,118 2,813
1965 641,090 -146,386 327,799 6,367
1964 655,501 -102,284 315,166 4,505
1963 685,824 -80,226 302,132 4,263
1962 712,590 -94,606 287,317 4,387
1961 730,173 -93,179 272,562 3,904
1960 728,010 47,245 262,235 2,194

Data sources: World Bank | Health (1960–2025, retrieved 2026-04-06).

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

Over the last 10 years, 17.6% of the population change in South Korea is from natural causes (a gain of 277,215 people) and 82.4% is from migration (a gain of 1,298,356 people). In Sudan 95.1% is from natural causes (a gain of 12,459,977 people) and 4.88% is from migration (a loss of 639,596 people).

As of 2024, 1,811,507 residents or 3.5% of the population were not native-born in South Korea, compared to 2,397,113 people or 4.8% in Sudan.

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
Sudan
City Population
Khartoum 5.34M
Omdurman 2.81M
Khartoum North 936K
Port Sudan 580K
El-Obeid 560K
Kassala 536K
Kosti 528K
Nyala 493K
El-Gadarif 355K
Al-Fashir 286K

Compare countries by 7 more topics

Population map with other countries

1x

Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06); United Nations | World Population Prospects (1960–2026, retrieved 2026-03-10); U.S. Census Bureau (1960–2025, retrieved 2026-02-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20).

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

Help us show the world through your eyes

Share a photo of your city and help others discover what it looks like to live there. Your contribution makes our data come alive.

Data sources:

  1. World Bank | Health (1960–2025, retrieved 2026-04-06)
  2. United Nations | World Population Prospects (1960–2100, retrieved 2026-03-10)
  3. U.S. Census Bureau (1960–2025, retrieved 2026-02-08)
  4. Wikidata (2026, retrieved 2026-02-08)
  5. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)

Creative Commons Attribution (CC BY) — you’re free to copy, share, remix, adapt, and use even commercially as long as you give appropriate credit and clearly indicate if you made changes. Other sources may be subject to different license terms.