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

Updated on by Georank

The latest officially reported population of Slovenia was 2,130,986 in 2025 vs 12,188,788 people in South Sudan in 2025. In 2026, based on the adjusted UN estimation, the current Slovenia's population is 2,128,778 people compared to 12,565,048 in South Sudan.

Population statistics:

  • South Sudan's population is 5.9 times bigger than Slovenia's.
  • Slovenia is ranked the 147th most populous country in the world, while South Sudan is the 80th.
  • The countries together account for 0.18% of the world: 0.03% for Slovenia vs 0.15% for South Sudan.
  • For the last 10 years, Slovenia has had an average growth rate of +0.3% per year vs +0.78% in South Sudan.
  • Since 2006, the population of Slovenia has increased from 2.01M people to 2.13M (6.07% growth), while South Sudan has grown from 7.98M to 12.6M (57.5% growth).

Slovenia vs South Sudan: population by year and forecast

Slovenia
Factual

Projection
South Sudan
Factual

Projection
1x
Year Population
Slovenia South Sudan
2100 1,644,125 24,078,379
2099 1,648,345 24,072,957
2098 1,652,436 24,054,947
2097 1,656,808 24,056,753
2096 1,661,055 24,045,972
2095 1,665,286 24,037,837
2094 1,669,464 24,039,267
2093 1,673,724 24,030,512
2092 1,677,938 24,010,555
2091 1,682,129 23,991,816
2090 1,686,674 23,970,012
2089 1,691,063 23,929,017
2088 1,695,484 23,883,712
2087 1,700,115 23,848,809
2086 1,705,042 23,794,890
2085 1,709,916 23,750,772
2084 1,714,895 23,678,728
2083 1,720,145 23,609,290
2082 1,725,470 23,532,790
2081 1,731,075 23,458,146
2080 1,737,192 23,383,482
2079 1,743,318 23,286,011
2078 1,749,967 23,188,860
2077 1,756,612 23,078,416
2076 1,763,483 22,979,198
2075 1,770,727 22,860,496
2074 1,778,405 22,718,148
2073 1,786,591 22,575,682
2072 1,794,570 22,431,004
2071 1,802,890 22,280,140
2070 1,811,432 22,143,813
2069 1,820,576 21,995,874
2068 1,829,837 21,822,076
2067 1,838,874 21,654,546
2066 1,848,063 21,489,275
2065 1,857,701 21,309,913
2064 1,867,621 21,134,522
2063 1,877,265 20,957,705
2062 1,886,945 20,777,701
2061 1,896,873 20,601,672
2060 1,907,096 20,423,629
2059 1,917,040 20,227,862
2058 1,926,374 20,041,880
2057 1,936,340 19,846,671
2056 1,945,710 19,652,407
2055 1,955,123 19,457,411
2054 1,964,235 19,250,667
2053 1,972,942 19,053,773
2052 1,981,547 18,833,795
2051 1,989,616 18,626,605
2050 1,997,469 18,427,690
2049 2,004,847 18,224,430
2048 2,011,668 18,014,650
2047 2,018,540 17,799,982
2046 2,025,170 17,572,953
2045 2,031,795 17,348,901
2044 2,038,314 17,115,914
2043 2,044,630 16,882,303
2042 2,050,809 16,639,465
2041 2,056,524 16,390,966
2040 2,061,772 16,137,104
2039 2,067,224 15,884,330
2038 2,072,439 15,622,514
2037 2,078,235 15,358,539
2036 2,083,743 15,085,936
2035 2,089,024 14,810,066
2034 2,093,994 14,538,365
2033 2,099,177 14,273,128
2032 2,104,208 14,002,178
2031 2,109,288 13,725,779
2030 2,114,024 13,460,850
2029 2,118,491 13,201,804
2028 2,122,680 12,942,501
2027 2,125,958 12,688,278
2026 2,128,778 12,434,895
2025 2,130,986 12,188,788
2024 2,127,400 11,943,408
2023 2,120,461 11,483,374
2022 2,112,076 11,021,177
2021 2,108,079 10,865,780
2020 2,102,419 10,698,467
2019 2,088,385 10,423,384
2018 2,073,894 10,122,977
2017 2,066,388 10,259,154
2016 2,065,042 10,830,102
2015 2,063,531 11,107,561
2014 2,061,980 11,235,073
2013 2,059,953 11,166,275
2012 2,057,159 10,756,240
2011 2,052,843 10,288,109
2010 2,048,583 9,745,953
2009 2,039,669 9,243,556
2008 2,021,316 8,817,647
2007 2,018,122 8,388,788
2006 2,006,868 7,976,526
2005 2,000,474 7,590,143
2004 1,997,012 7,233,041
2003 1,995,733 6,903,127
2002 1,994,530 6,596,806
2001 1,992,060 6,308,391
2000 1,988,925 6,032,267
1999 1,983,045 5,771,628
1998 1,981,629 5,620,068
1997 1,985,956 5,509,136
1996 1,988,628 5,356,925
1995 1,989,872 5,225,836
1994 1,989,443 5,071,184
1993 1,991,746 4,956,002
1992 1,996,498 4,909,749
1991 1,999,429 4,836,677
1990 1,998,161 4,737,633
1989 1,996,351 4,713,229
1988 1,995,196 4,848,029
1987 1,989,776 4,962,395
1986 1,965,964 4,921,240
1985 1,941,641 4,834,296
1984 1,932,154 4,750,627
1983 1,922,321 4,661,574
1982 1,910,334 4,557,686
1981 1,906,531 4,447,272
1980 1,901,315 4,339,030
1979 1,882,599 4,232,605
1978 1,862,548 4,127,657
1977 1,842,377 4,024,032
1976 1,820,249 3,921,910
1975 1,793,581 3,821,494
1974 1,776,132 3,723,259
1973 1,766,697 3,627,383
1972 1,752,233 3,542,497
1971 1,738,335 3,468,646
1970 1,724,891 3,409,614
1969 1,713,874 3,365,533
1968 1,704,546 3,321,528
1967 1,689,528 3,277,648
1966 1,669,905 3,236,423
1965 1,649,160 3,189,835
1964 1,632,114 3,129,918
1963 1,616,971 3,072,669
1962 1,603,649 3,024,308
1961 1,594,131 2,976,724
1960 1,584,720 2,931,559

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/slovenia/south-sudan | CC BY

From 2006 to 2016, the population of Slovenia increased by 58,174 people (a 2.9% growth), while South Sudan gained 2,853,576 people (a 35.8% growth).

For the next 10 years, from 2016 to 2026, Slovenia gained 63,736 people (a 3.09% growth), while South Sudan's population increased by 1,734,946 people (a 16% growth).

Slovenia was ranked 141st most populous country in 2006 and is 147th in 2026. South Sudan was ranked 92nd in 2006 and ranked 80th now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Slovenia's population will shrink by 6.17% to 1,997,469 people and will still be ranked 147th. The population of South Sudan will increase by 46.7% to 18,427,690 people and rank change from 80th to 78th.

South Sudan is projected to reach its peak in 2100 at 24.1M people, while Slovenia's population already peaked in 2025 at 2.13M people and is projected to decrease to 1.64M people by 2100.

Population growth rate by year

Slovenia
Factual

Projection
South Sudan
Factual

Projection
1x
Year Growth rate
Slovenia South Sudan
2100 -0.26% 0.02%
2099 -0.25% 0.07%
2098 -0.26% -0.008%
2097 -0.26% 0.04%
2096 -0.25% 0.03%
2095 -0.25% -0.006%
2094 -0.25% 0.04%
2093 -0.25% 0.08%
2092 -0.25% 0.08%
2091 -0.27% 0.09%
2090 -0.26% 0.17%
2089 -0.26% 0.19%
2088 -0.27% 0.15%
2087 -0.29% 0.23%
2086 -0.29% 0.19%
2085 -0.29% 0.3%
2084 -0.31% 0.29%
2083 -0.31% 0.33%
2082 -0.32% 0.32%
2081 -0.35% 0.32%
2080 -0.35% 0.42%
2079 -0.38% 0.42%
2078 -0.38% 0.48%
2077 -0.39% 0.43%
2076 -0.41% 0.52%
2075 -0.43% 0.63%
2074 -0.46% 0.63%
2073 -0.44% 0.64%
2072 -0.46% 0.68%
2071 -0.47% 0.62%
2070 -0.5% 0.67%
2069 -0.51% 0.8%
2068 -0.49% 0.77%
2067 -0.5% 0.77%
2066 -0.52% 0.84%
2065 -0.53% 0.83%
2064 -0.51% 0.84%
2063 -0.51% 0.87%
2062 -0.52% 0.85%
2061 -0.54% 0.87%
2060 -0.52% 0.97%
2059 -0.48% 0.93%
2058 -0.51% 0.98%
2057 -0.48% 0.99%
2056 -0.48% 1%
2055 -0.46% 1.07%
2054 -0.44% 1.03%
2053 -0.43% 1.17%
2052 -0.41% 1.11%
2051 -0.39% 1.08%
2050 -0.37% 1.12%
2049 -0.34% 1.16%
2048 -0.34% 1.21%
2047 -0.33% 1.29%
2046 -0.33% 1.29%
2045 -0.32% 1.36%
2044 -0.31% 1.38%
2043 -0.3% 1.46%
2042 -0.28% 1.52%
2041 -0.25% 1.57%
2040 -0.26% 1.59%
2039 -0.25% 1.68%
2038 -0.28% 1.72%
2037 -0.26% 1.81%
2036 -0.25% 1.86%
2035 -0.24% 1.87%
2034 -0.25% 1.86%
2033 -0.24% 1.94%
2032 -0.24% 2.01%
2031 -0.22% 1.97%
2030 -0.21% 1.96%
2029 -0.2% 2%
2028 -0.15% 2%
2027 -0.13% 2.04%
2026 -0.1% 2.02%
2025 0.17% 2.05%
2024 0.33% 4.01%
2023 0.4% 4.19%
2022 0.19% 1.43%
2021 0.27% 1.56%
2020 0.67% 2.64%
2019 0.7% 2.97%
2018 0.36% -1.33%
2017 0.07% -5.27%
2016 0.07% -2.5%
2015 0.08% -1.13%
2014 0.1% 0.62%
2013 0.14% 3.81%
2012 0.21% 4.55%
2011 0.21% 5.56%
2010 0.44% 5.44%
2009 0.91% 4.83%
2008 0.16% 5.11%
2007 0.56% 5.17%
2006 0.32% 5.09%
2005 0.17% 4.94%
2004 0.06% 4.78%
2003 0.06% 4.64%
2002 0.12% 4.57%
2001 0.16% 4.58%
2000 0.3% 4.52%
1999 0.07% 2.7%
1998 -0.22% 2.01%
1997 -0.13% 2.84%
1996 -0.06% 2.51%
1995 0.02% 3.05%
1994 -0.12% 2.32%
1993 -0.24% 0.94%
1992 -0.15% 1.51%
1991 0.06% 2.09%
1990 0.09% 0.52%
1989 0.06% -2.78%
1988 0.27% -2.3%
1987 1.21% 0.84%
1986 1.25% 1.8%
1985 0.49% 1.76%
1984 0.51% 1.91%
1983 0.63% 2.28%
1982 0.2% 2.48%
1981 0.27% 2.49%
1980 0.99% 2.51%
1979 1.08% 2.54%
1978 1.09% 2.58%
1977 1.22% 2.6%
1976 1.49% 2.63%
1975 0.98% 2.64%
1974 0.53% 2.64%
1973 0.83% 2.4%
1972 0.8% 2.13%
1971 0.78% 1.73%
1970 0.64% 1.31%
1969 0.55% 1.32%
1968 0.89% 1.34%
1967 1.18% 1.27%
1966 1.26% 1.46%
1965 1.04% 1.91%
1964 0.94% 1.86%
1963 0.83% 1.6%
1962 0.6% 1.6%
1961 0.59% 1.54%

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/slovenia/south-sudan | CC BY

In 2025, the population of Slovenia grew by 0.17%, while South Sudan's population grew by 2.05%.

Live population counters

Slovenia South Sudan
Current population
2128778
12565048
Population rank 147/197 80/197
Percent of world population 0.03% 0.15%
One net population change
2.45 hours
2.15 minutes
One birth every
31.3 minutes
1.51 minutes
One death every
24.5 minutes
4.48 minutes
Daily growth/decline +10 +672
Annual growth/decline +3,586 +245,380
Annual growth/decline rate +0.17% +2.05%
Population growth rate rank 153/197 48/197
One migration net change every
3.24 hours
1.43 hours
Annual migration change +2,711 +6,145
Net migration rank 55/196 50/196
Foreign-born residents 315,122 914,001
Foreign-born residents rank 97/195 62/195
Foreign-born share of population 14.9% 7.7%
Foreign-born share rank 44/195 77/195

Natural population change vs migration

Slovenia
Natural

Migration
South Sudan
Natural

Migration
1x
Year Population change
Slovenia South Sudan
Natural Migration Natural Migration
2025 - 2,711 - 6,145
2024 -4,680 3,319 231,714 15,374
2023 -4,665 5,339 217,966 455,000
2022 -4,858 9,014 211,166 40,259
2021 -4,216 2,477 213,567 -154,359
2020 -5,256 28,514 212,332 62,935
2019 -1,254 16,352 209,708 65,198
2018 -1,037 14,640 168,497 157,408
2017 -207 1,359 72,193 -670,477
2016 826 1,195 110,553 -654,225
2015 826 712 148,542 -159,822
2014 2,268 -70 227,611 -471,523
2013 1,648 639 315,983 65,337
2012 2,674 1,117 312,974 125,771
2011 3,285 2,190 303,181 194,325
2010 3,687 -410 287,409 299,402
2009 3,060 11,594 278,859 139,129
2008 3,437 2,971 268,268 165,557
2007 1,211 14,191 256,546 167,350
2006 602 6,081 246,706 153,926
2005 -600 6,317 239,272 132,869
2004 -599 1,759 231,877 110,182
2003 -1,996 3,218 225,822 91,951
2002 -1,197 1,975 212,014 82,847
2001 -996 4,527 204,108 77,856
2000 -398 3,124 196,055 74,227
1999 -1,388 10,291 180,721 70,271
1998 -1,189 -5,280 -12,157 64,285
1997 -794 -1,298 121,454 48,280
1996 0 -2,456 116,728 17,953
1995 0 356 110,417 17,077
1994 199 -153 165,407 16,407
1993 -199 -4,641 32,779 15,772
1992 598 -5,547 28,874 15,077
1991 2,199 -3,325 87,873 14,327
1990 3,797 618 82,900 12,988
1989 4,592 -2,718 83,735 -130,821
1988 5,986 -3,023 -125,447 -97,065
1987 5,771 2,972 5,756 -11,976
1986 6,094 32,700 99,502 -10,973
1985 6,213 3,404 95,342 -9,986
1984 5,990 3,280 90,970 -8,984
1983 6,343 3,613 104,107 -7,986
1982 9,170 -8,695 118,641 -6,983
1981 10,485 -5,016 115,163 -5,994
1980 11,027 3,128 112,307 -4,997
1979 12,614 2,107 109,540 -3,997
1978 11,920 2,113 107,352 -2,998
1977 12,160 2,584 104,886 -1,997
1976 12,196 2,226 102,346 -995
1975 11,658 2,421 99,882 -395
1974 11,367 3,145 97,181 -192
1973 11,837 2,175 94,765 0
1972 10,513 2,924 74,803 193
1971 10,951 2,286 72,308 394
1970 10,004 260 44,776 587
1969 9,427 685 42,015 786
1968 11,250 438 44,213 995
1967 13,516 -192 41,357 1,194
1966 15,697 -1,262 38,523 1,386
1965 14,513 -1,421 51,682 1,591
1964 12,567 -349 64,786 1,785
1963 14,068 -180 46,333 1,591
1962 13,150 148 47,406 1,386
1961 14,985 -306 45,186 1,194
1960 12,678 -929 42,945 995

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

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

Over the last 10 years, 22.8% of the population change in Slovenia is from natural causes (a loss of 24,521 people) and 77.2% is from migration (a gain of 82,921 people). In South Sudan 68.1% is from natural causes (a gain of 1,796,238 people) and 31.9% is from migration (a loss of 842,709 people).

As of 2024, 315,122 residents or 14.9% of the population were not native-born in Slovenia, compared to 914,001 people or 7.7% in South Sudan.

Biggest cities by population

Slovenia
City Population
Ljubljana 284K
Maribor 114K
Kranj 37.6K
Celje 37.1K
Velenje 25.6K
Novo Mesto 24.2K
Nova Gorica 13K
Izola 11.7K
Murska Sobota 11.2K
Piran 3.79K
South Sudan
City Population
Juba 500K
Wau 321K
Bor 315K
Malakal 147K
Yambio 130K

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/slovenia/south-sudan | 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. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08)
  5. Wikidata (2026, retrieved 2026-07-08)

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