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

Updated on by Georank team

The latest officially reported population of South Sudan was 11,943,408 in 2024 vs 68,560,157 people in Tanzania in 2024. In 2026, based on the adjusted UN estimation, the current South Sudan's population is 12,507,858 people compared to 73,145,892 in Tanzania.

Population statistics:

  • Tanzania's population is 5.85 times bigger than South Sudan's.
  • South Sudan is ranked the 80th most populous country in the world, while Tanzania is the 20th.
  • The countries together account for 1.03% of the world: 0.15% for South Sudan vs 0.88% for Tanzania.
  • For the last 10 years, South Sudan has had an average growth rate of +0.65% per year vs +3.13% in Tanzania.
  • Since 2006, the population of South Sudan has increased from 7.98M people to 12.5M (56.8% growth), while Tanzania has grown from 40.3M to 73.1M (81.5% growth).

South Sudan vs Tanzania: population by year and forecast

South Sudan
Factual

Projection
Tanzania
Factual

Projection
1x
Year Population
South Sudan Tanzania
2100 24,086,901 265,496,854
2099 24,081,477 263,162,785
2098 24,063,461 260,809,535
2097 24,065,268 258,412,520
2096 24,054,483 255,996,677
2095 24,046,345 253,567,416
2094 24,047,776 251,119,386
2093 24,039,017 248,628,881
2092 24,019,054 246,107,108
2091 24,000,308 243,557,182
2090 23,978,496 241,002,065
2089 23,937,487 238,416,591
2088 23,892,166 235,797,530
2087 23,857,250 233,167,455
2086 23,803,312 230,496,041
2085 23,759,178 227,800,292
2084 23,687,109 225,111,530
2083 23,617,646 222,421,279
2082 23,541,119 219,718,263
2081 23,466,449 216,995,478
2080 23,391,758 214,255,926
2079 23,294,252 211,486,253
2078 23,197,067 208,708,063
2077 23,086,584 205,918,120
2076 22,987,331 203,106,125
2075 22,868,587 200,297,474
2074 22,726,189 197,468,017
2073 22,583,672 194,642,633
2072 22,438,943 191,824,103
2071 22,288,026 188,992,017
2070 22,151,650 186,152,377
2069 22,003,659 183,311,218
2068 21,829,800 180,475,586
2067 21,662,211 177,639,469
2066 21,496,881 174,803,090
2065 21,317,455 171,913,445
2064 21,142,002 169,064,549
2063 20,965,122 166,217,933
2062 20,785,055 163,370,044
2061 20,608,964 160,537,159
2060 20,430,857 157,722,273
2059 20,235,022 154,920,005
2058 20,048,974 152,120,539
2057 19,853,696 149,325,489
2056 19,659,362 146,519,472
2055 19,464,297 143,736,540
2054 19,257,481 140,983,905
2053 19,060,517 138,262,668
2052 18,840,461 135,553,723
2051 18,633,198 132,851,383
2050 18,434,212 130,157,751
2049 18,230,881 127,495,278
2048 18,021,026 124,821,109
2047 17,806,282 122,158,290
2046 17,579,173 119,522,516
2045 17,355,041 116,914,785
2044 17,121,972 114,329,740
2043 16,888,278 111,776,234
2042 16,645,354 109,241,835
2041 16,396,768 106,748,632
2040 16,142,816 104,272,418
2039 15,889,952 101,814,304
2038 15,628,043 99,380,232
2037 15,363,975 96,983,729
2036 15,091,275 94,601,865
2035 14,815,307 92,257,269
2034 14,543,511 89,929,444
2033 14,278,180 87,654,982
2032 14,007,134 85,409,993
2031 13,730,637 83,180,507
2030 13,465,615 80,997,163
2029 13,206,477 78,838,461
2028 12,947,082 76,730,649
2027 12,692,769 74,647,063
2026 12,439,296 72,589,279
2025 12,193,102 70,552,589
2024 11,943,408 68,560,157
2023 11,483,374 66,617,606
2022 11,021,177 64,711,821
2021 10,865,780 62,830,412
2020 10,698,467 60,972,798
2019 10,423,384 59,174,891
2018 10,122,977 57,437,145
2017 10,259,154 55,652,890
2016 10,830,102 53,824,013
2015 11,107,561 52,020,962
2014 11,235,073 50,351,512
2013 11,166,275 48,824,128
2012 10,756,240 47,374,260
2011 10,288,109 46,029,367
2010 9,745,953 44,758,488
2009 9,243,556 43,633,982
2008 8,817,647 42,570,728
2007 8,388,788 41,435,512
2006 7,976,526 40,294,902
2005 7,590,143 39,182,076
2004 7,233,041 38,109,668
2003 6,903,127 37,089,555
2002 6,596,806 36,121,304
2001 6,308,391 35,198,299
2000 6,032,267 34,260,139
1999 5,771,628 33,300,330
1998 5,620,068 32,420,458
1997 5,509,136 31,578,089
1996 5,356,925 30,945,762
1995 5,225,836 30,383,497
1994 5,071,184 29,442,356
1993 4,956,002 28,332,692
1992 4,909,749 27,457,588
1991 4,836,677 26,780,436
1990 4,737,633 26,110,207
1989 4,713,229 25,438,759
1988 4,848,029 24,769,686
1987 4,962,395 24,030,378
1986 4,921,240 23,258,959
1985 4,834,296 22,501,693
1984 4,750,627 21,779,066
1983 4,661,574 21,079,874
1982 4,557,686 20,398,571
1981 4,447,272 19,784,703
1980 4,339,030 19,189,769
1979 4,232,605 18,592,038
1978 4,127,657 17,976,566
1977 4,024,032 17,352,929
1976 3,921,910 16,736,211
1975 3,821,494 16,138,361
1974 3,723,259 15,561,630
1973 3,627,383 15,010,101
1972 3,542,497 14,479,308
1971 3,468,646 13,971,451
1970 3,409,614 13,492,677
1969 3,365,533 13,036,700
1968 3,321,528 12,602,076
1967 3,277,648 12,200,109
1966 3,236,423 11,827,459
1965 3,189,835 11,470,728
1964 3,129,918 11,127,826
1963 3,072,669 10,799,528
1962 3,024,308 10,487,756
1961 2,976,724 10,187,886
1960 2,931,559 9,901,419

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-sudan/tanzania | CC BY

From 2006 to 2016, the population of South Sudan increased by 2,853,576 people (a 35.8% growth), while Tanzania gained 13,529,111 people (a 33.6% growth).

For the next 10 years, from 2016 to 2026, South Sudan gained 1,677,756 people (a 15.5% growth), while Tanzania's population increased by 19,321,879 people (a 35.9% growth).

South Sudan was ranked 92nd most populous country in 2006 and is 80th in 2026. Tanzania was ranked 30th in 2006 and ranked 20th now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) South Sudan's population will grow by 47.4% to 18,434,212 people with a rank change from 80th to 78th. The population of Tanzania will increase by 77.9% to 130,157,751 people and rank change from 20th to 15th.

South Sudan is projected to reach its peak in 2100 at 24.1M people compared to the peak of 265M people in 2100 for Tanzania.

Population growth rate by year

South Sudan
Factual

Projection
Tanzania
Factual

Projection
1x
Year Growth rate
South Sudan Tanzania
2100 0.02% 0.89%
2099 0.07% 0.9%
2098 -0.008% 0.93%
2097 0.04% 0.94%
2096 0.03% 0.96%
2095 -0.006% 0.97%
2094 0.04% 1%
2093 0.08% 1.02%
2092 0.08% 1.05%
2091 0.09% 1.06%
2090 0.17% 1.08%
2089 0.19% 1.11%
2088 0.15% 1.13%
2087 0.23% 1.16%
2086 0.19% 1.18%
2085 0.3% 1.19%
2084 0.29% 1.21%
2083 0.33% 1.23%
2082 0.32% 1.25%
2081 0.32% 1.28%
2080 0.42% 1.31%
2079 0.42% 1.33%
2078 0.48% 1.35%
2077 0.43% 1.38%
2076 0.52% 1.4%
2075 0.63% 1.43%
2074 0.63% 1.45%
2073 0.64% 1.47%
2072 0.68% 1.5%
2071 0.62% 1.53%
2070 0.67% 1.55%
2069 0.8% 1.57%
2068 0.77% 1.6%
2067 0.77% 1.62%
2066 0.84% 1.68%
2065 0.83% 1.69%
2064 0.84% 1.71%
2063 0.87% 1.74%
2062 0.85% 1.76%
2061 0.87% 1.78%
2060 0.97% 1.81%
2059 0.93% 1.84%
2058 0.98% 1.87%
2057 0.99% 1.92%
2056 1% 1.94%
2055 1.07% 1.95%
2054 1.03% 1.97%
2053 1.17% 2%
2052 1.11% 2.03%
2051 1.08% 2.07%
2050 1.12% 2.09%
2049 1.16% 2.14%
2048 1.21% 2.18%
2047 1.29% 2.21%
2046 1.29% 2.23%
2045 1.36% 2.26%
2044 1.38% 2.28%
2043 1.46% 2.32%
2042 1.52% 2.34%
2041 1.57% 2.37%
2040 1.59% 2.41%
2039 1.68% 2.45%
2038 1.72% 2.47%
2037 1.81% 2.52%
2036 1.86% 2.54%
2035 1.87% 2.59%
2034 1.86% 2.59%
2033 1.94% 2.63%
2032 2.01% 2.68%
2031 1.97% 2.7%
2030 1.96% 2.74%
2029 2% 2.75%
2028 2% 2.79%
2027 2.04% 2.83%
2026 2.02% 2.89%
2025 2.09% 2.91%
2024 4.01% 2.92%
2023 4.19% 2.95%
2022 1.43% 2.99%
2021 1.56% 3.05%
2020 2.64% 3.04%
2019 2.97% 3.03%
2018 -1.33% 3.21%
2017 -5.27% 3.4%
2016 -2.5% 3.47%
2015 -1.13% 3.32%
2014 0.62% 3.13%
2013 3.81% 3.06%
2012 4.55% 2.92%
2011 5.56% 2.84%
2010 5.44% 2.58%
2009 4.83% 2.5%
2008 5.11% 2.74%
2007 5.17% 2.83%
2006 5.09% 2.84%
2005 4.94% 2.81%
2004 4.78% 2.75%
2003 4.64% 2.68%
2002 4.57% 2.62%
2001 4.58% 2.74%
2000 4.52% 2.88%
1999 2.7% 2.71%
1998 2.01% 2.67%
1997 2.84% 2.04%
1996 2.51% 1.85%
1995 3.05% 3.2%
1994 2.32% 3.92%
1993 0.94% 3.19%
1992 1.51% 2.53%
1991 2.09% 2.57%
1990 0.52% 2.64%
1989 -2.78% 2.7%
1988 -2.3% 3.08%
1987 0.84% 3.32%
1986 1.8% 3.37%
1985 1.76% 3.32%
1984 1.91% 3.32%
1983 2.28% 3.34%
1982 2.48% 3.1%
1981 2.49% 3.1%
1980 2.51% 3.21%
1979 2.54% 3.42%
1978 2.58% 3.59%
1977 2.6% 3.68%
1976 2.63% 3.7%
1975 2.64% 3.71%
1974 2.64% 3.67%
1973 2.4% 3.67%
1972 2.13% 3.63%
1971 1.73% 3.55%
1970 1.31% 3.5%
1969 1.32% 3.45%
1968 1.34% 3.29%
1967 1.27% 3.15%
1966 1.46% 3.11%
1965 1.91% 3.08%
1964 1.86% 3.04%
1963 1.6% 2.97%
1962 1.6% 2.94%
1961 1.54% 2.89%

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-sudan/tanzania | CC BY

In 2024, the population of South Sudan grew by 4.01%, while Tanzania's population grew by 2.92%.

Live population counters

South Sudan Tanzania
Current population
12507858
73145892
Population rank 80/197 20/197
Percent of world population 0.15% 0.88%
One net population change
1.14 minutes
16.2 seconds
One birth every
1.6 minutes
13.4 seconds
One death every
4.76 minutes
1.36 minutes
Daily growth/decline +1,260 +5,322
Annual growth/decline +460,034 +1,942,551
Annual growth/decline rate +4.01% +2.92%
Population growth rate rank 7/197 18/197
One migration net change every
1.43 hours
41.4 minutes
Annual migration change +6,145 -12,730
Net migration rank 50/196 139/196
Foreign-born residents 914,001 462,371
Foreign-born residents rank 62/195 83/195
Foreign-born share of population 7.7% 0.7%
Foreign-born share rank 77/195 167/195

Natural population change vs migration

South Sudan
Natural

Migration
Tanzania
Natural

Migration
1x
Year Population change
South Sudan Tanzania
Natural Migration Natural Migration
2025 - 6,145 - -12,730
2024 - 15,374 - -29,865
2023 217,966 455,000 1,960,623 -39,388
2022 211,166 40,259 1,927,960 -37,557
2021 213,567 -154,359 1,880,137 -7,704
2020 212,332 62,935 1,861,377 -18,587
2019 209,708 65,198 1,816,669 -63,602
2018 168,497 157,408 1,777,852 -55,444
2017 72,193 -670,477 1,726,909 119,142
2016 110,553 -654,225 1,659,502 152,194
2015 148,542 -159,822 1,592,882 201,495
2014 227,611 -471,523 1,565,630 -21,083
2013 315,983 65,337 1,509,008 1,241
2012 312,974 125,771 1,439,325 -49,875
2011 303,181 194,325 1,384,886 -84,546
2010 287,409 299,402 1,363,477 -122,020
2009 278,859 139,129 1,332,015 -324,478
2008 268,268 165,557 1,303,728 -184,816
2007 256,546 167,350 1,278,285 -126,793
2006 246,706 153,926 1,257,927 -128,231
2005 239,272 132,869 1,224,165 -128,251
2004 231,877 110,182 1,175,379 -126,490
2003 225,822 91,951 1,118,435 -127,101
2002 212,014 82,847 1,063,195 -118,047
2001 204,108 77,856 1,026,242 -125,375
2000 196,055 74,227 985,185 -9,701
1999 180,721 70,271 948,659 -4,489
1998 -12,157 64,285 920,806 -105,184
1997 121,454 48,280 882,544 -13,400
1996 116,728 17,953 868,524 -473,007
1995 110,417 17,077 838,980 -109,971
1994 165,407 16,407 803,953 349,348
1993 32,779 15,772 778,044 288,004
1992 28,874 15,077 767,961 -83,825
1991 87,873 14,327 762,011 -91,851
1990 82,900 12,988 750,825 -80,529
1989 83,735 -130,821 743,854 -71,268
1988 -125,447 -97,065 736,551 -71,012
1987 5,756 -11,976 718,580 94,498
1986 99,502 -10,973 705,677 24,101
1985 95,342 -9,986 697,867 86,864
1984 90,970 -8,984 687,435 -26,938
1983 104,107 -7,986 679,720 58,161
1982 118,641 -6,983 662,627 -37,883
1981 115,163 -5,994 645,496 -42,485
1980 112,307 -4,997 629,444 -42,588
1979 109,540 -3,997 613,388 -4,792
1978 107,352 -2,998 595,024 27,307
1977 104,886 -1,997 574,938 49,997
1976 102,346 -995 553,617 54,875
1975 99,882 -395 533,906 53,290
1974 97,181 -192 515,152 51,127
1973 94,765 0 488,429 48,363
1972 74,803 193 467,305 57,489
1971 72,308 394 449,014 41,900
1970 44,776 587 427,988 38,635
1969 42,015 786 408,322 37,006
1968 44,213 995 389,467 34,455
1967 41,357 1,194 374,763 5,265
1966 38,523 1,386 360,229 5,049
1965 51,682 1,591 343,456 4,742
1964 64,786 1,785 328,527 9,090
1963 46,333 1,591 314,644 4,333
1962 47,406 1,386 300,663 3,916
1961 45,186 1,194 286,839 8,338
1960 42,945 995 275,814 1,946

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

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

Over the last 10 years, 57.4% of the population change in South Sudan is from natural causes (a gain of 1,792,135 people) and 42.6% is from migration (a loss of 1,329,606 people). In Tanzania 98.7% is from natural causes (a gain of 17,769,541 people) and 1.27% is from migration (a gain of 229,466 people).

As of 2024, 914,001 residents or 7.7% of the population were not native-born in South Sudan, compared to 462,371 people or 0.7% in Tanzania.

Biggest cities by population

South Sudan
City Population
Juba 500K
Wau 321K
Bor 315K
Malakal 147K
Yambio 130K
Tanzania
City Population
Dar es Salaam 4.72M
Zanzibar 710K
Mwanza 706K
Mbeya 542K
Arusha 416K
Tanga 221K
Dodoma 214K
Morogoro 207K
Moshi 145K
Stone Town 18K

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-sudan/tanzania | CC BY

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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. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)
  5. Wikidata (2026, retrieved 2026-02-08)

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