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

Updated on by Georank

The latest officially reported population of Peru was 34,576,665 in 2025 vs 12,188,788 people in South Sudan in 2025. In 2026, based on the adjusted UN estimation, the current Peru's population is 35,105,331 people compared to 12,565,048 in South Sudan.

Population statistics:

  • Peru's population is 2.79 times bigger than South Sudan's.
  • Peru is ranked the 48th most populous country in the world, while South Sudan is the 80th.
  • The countries together account for 0.57% of the world: 0.42% for Peru vs 0.15% for South Sudan.
  • For the last 10 years, Peru has had an average growth rate of +1.26% per year vs +0.78% in South Sudan.
  • Since 2006, the population of Peru has increased from 28.3M people to 35.1M (23.9% growth), while South Sudan has grown from 7.98M to 12.6M (57.5% growth).

Peru vs South Sudan: population by year and forecast

Peru
Factual

Projection
South Sudan
Factual

Projection
1x
Year Population
Peru South Sudan
2100 38,442,430 24,078,379
2099 38,609,486 24,072,957
2098 38,774,265 24,054,947
2097 38,937,509 24,056,753
2096 39,098,598 24,045,972
2095 39,257,494 24,037,837
2094 39,413,146 24,039,267
2093 39,567,920 24,030,512
2092 39,718,895 24,010,555
2091 39,867,036 23,991,816
2090 40,012,169 23,970,012
2089 40,153,701 23,929,017
2088 40,292,740 23,883,712
2087 40,428,045 23,848,809
2086 40,558,786 23,794,890
2085 40,685,268 23,750,772
2084 40,807,007 23,678,728
2083 40,923,102 23,609,290
2082 41,034,801 23,532,790
2081 41,140,743 23,458,146
2080 41,241,207 23,383,482
2079 41,334,845 23,286,011
2078 41,422,439 23,188,860
2077 41,503,511 23,078,416
2076 41,578,164 22,979,198
2075 41,645,808 22,860,496
2074 41,706,491 22,718,148
2073 41,759,277 22,575,682
2072 41,804,713 22,431,004
2071 41,842,534 22,280,140
2070 41,873,019 22,143,813
2069 41,895,381 21,995,874
2068 41,909,248 21,822,076
2067 41,914,729 21,654,546
2066 41,912,112 21,489,275
2065 41,901,353 21,309,913
2064 41,882,691 21,134,522
2063 41,855,037 20,957,705
2062 41,819,132 20,777,701
2061 41,774,412 20,601,672
2060 41,721,225 20,423,629
2059 41,659,921 20,227,862
2058 41,590,180 20,041,880
2057 41,511,131 19,846,671
2056 41,423,914 19,652,407
2055 41,327,613 19,457,411
2054 41,223,066 19,250,667
2053 41,109,699 19,053,773
2052 40,988,952 18,833,795
2051 40,860,060 18,626,605
2050 40,722,627 18,427,690
2049 40,577,434 18,224,430
2048 40,424,258 18,014,650
2047 40,261,875 17,799,982
2046 40,090,240 17,572,953
2045 39,910,095 17,348,901
2044 39,720,613 17,115,914
2043 39,523,731 16,882,303
2042 39,318,023 16,639,465
2041 39,103,923 16,390,966
2040 38,882,017 16,137,104
2039 38,652,110 15,884,330
2038 38,414,521 15,622,514
2037 38,168,782 15,358,539
2036 37,914,498 15,085,936
2035 37,652,693 14,810,066
2034 37,382,554 14,538,365
2033 37,105,048 14,273,128
2032 36,820,835 14,002,178
2031 36,529,111 13,725,779
2030 36,228,701 13,460,850
2029 35,919,668 13,201,804
2028 35,600,666 12,942,501
2027 35,271,163 12,688,278
2026 34,930,183 12,434,895
2025 34,576,665 12,188,788
2024 34,217,848 11,943,408
2023 33,845,617 11,483,374
2022 33,475,438 11,021,177
2021 33,155,882 10,865,780
2020 32,838,579 10,698,467
2019 32,449,303 10,423,384
2018 31,897,584 10,122,977
2017 31,324,637 10,259,154
2016 30,866,494 10,830,102
2015 30,457,600 11,107,561
2014 30,115,826 11,235,073
2013 29,817,919 11,166,275
2012 29,550,366 10,756,240
2011 29,304,086 10,288,109
2010 29,086,019 9,745,953
2009 28,896,811 9,243,556
2008 28,719,041 8,817,647
2007 28,530,699 8,388,788
2006 28,324,491 7,976,526
2005 28,101,180 7,590,143
2004 27,852,190 7,233,041
2003 27,580,490 6,903,127
2002 27,288,217 6,596,806
2001 26,964,601 6,308,391
2000 26,598,331 6,032,267
1999 26,186,504 5,771,628
1998 25,738,095 5,620,068
1997 25,274,147 5,509,136
1996 24,811,171 5,356,925
1995 24,348,919 5,225,836
1994 23,881,493 5,071,184
1993 23,413,783 4,956,002
1992 22,946,340 4,909,749
1991 22,483,775 4,836,677
1990 22,014,771 4,737,633
1989 21,532,589 4,713,229
1988 21,054,702 4,848,029
1987 20,582,320 4,962,395
1986 20,117,122 4,921,240
1985 19,648,204 4,834,296
1984 19,174,716 4,750,627
1983 18,705,957 4,661,574
1982 18,246,503 4,557,686
1981 17,798,805 4,447,272
1980 17,360,949 4,339,030
1979 16,933,139 4,232,605
1978 16,516,059 4,127,657
1977 16,109,806 4,024,032
1976 15,716,809 3,921,910
1975 15,333,957 3,821,494
1974 14,956,552 3,723,259
1973 14,582,867 3,627,383
1972 14,210,147 3,542,497
1971 13,838,067 3,468,646
1970 13,501,237 3,409,614
1969 13,166,767 3,365,533
1968 12,803,993 3,321,528
1967 12,448,814 3,277,648
1966 12,101,297 3,236,423
1965 11,761,085 3,189,835
1964 11,427,978 3,129,918
1963 11,102,099 3,072,669
1962 10,784,612 3,024,308
1961 10,475,123 2,976,724
1960 10,174,127 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/peru/south-sudan | CC BY

From 2006 to 2016, the population of Peru increased by 2,542,003 people (a 8.97% growth), while South Sudan gained 2,853,576 people (a 35.8% growth).

For the next 10 years, from 2016 to 2026, Peru gained 4,238,837 people (a 13.7% growth), while South Sudan's population increased by 1,734,946 people (a 16% growth).

Peru was ranked 40th most populous country in 2006 and is 48th 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) Peru's population will grow by 16% to 40,722,627 people with a rank change from 48th to 51st. The population of South Sudan will increase by 46.7% to 18,427,690 people and rank change from 80th to 78th.

Peru is projected to reach its peak in 2067 at 41.9M people compared to the peak of 24.1M people in 2100 for South Sudan.

Population growth rate by year

Peru
Factual

Projection
South Sudan
Factual

Projection
1x
Year Growth rate
Peru South Sudan
2100 -0.43% 0.02%
2099 -0.42% 0.07%
2098 -0.42% -0.008%
2097 -0.41% 0.04%
2096 -0.4% 0.03%
2095 -0.39% -0.006%
2094 -0.39% 0.04%
2093 -0.38% 0.08%
2092 -0.37% 0.08%
2091 -0.36% 0.09%
2090 -0.35% 0.17%
2089 -0.35% 0.19%
2088 -0.33% 0.15%
2087 -0.32% 0.23%
2086 -0.31% 0.19%
2085 -0.3% 0.3%
2084 -0.28% 0.29%
2083 -0.27% 0.33%
2082 -0.26% 0.32%
2081 -0.24% 0.32%
2080 -0.23% 0.42%
2079 -0.21% 0.42%
2078 -0.2% 0.48%
2077 -0.18% 0.43%
2076 -0.16% 0.52%
2075 -0.15% 0.63%
2074 -0.13% 0.63%
2073 -0.11% 0.64%
2072 -0.09% 0.68%
2071 -0.07% 0.62%
2070 -0.05% 0.67%
2069 -0.03% 0.8%
2068 -0.01% 0.77%
2067 0.006% 0.77%
2066 0.03% 0.84%
2065 0.04% 0.83%
2064 0.07% 0.84%
2063 0.09% 0.87%
2062 0.11% 0.85%
2061 0.13% 0.87%
2060 0.15% 0.97%
2059 0.17% 0.93%
2058 0.19% 0.98%
2057 0.21% 0.99%
2056 0.23% 1%
2055 0.25% 1.07%
2054 0.28% 1.03%
2053 0.29% 1.17%
2052 0.32% 1.11%
2051 0.34% 1.08%
2050 0.36% 1.12%
2049 0.38% 1.16%
2048 0.4% 1.21%
2047 0.43% 1.29%
2046 0.45% 1.29%
2045 0.48% 1.36%
2044 0.5% 1.38%
2043 0.52% 1.46%
2042 0.55% 1.52%
2041 0.57% 1.57%
2040 0.59% 1.59%
2039 0.62% 1.68%
2038 0.64% 1.72%
2037 0.67% 1.81%
2036 0.7% 1.86%
2035 0.72% 1.87%
2034 0.75% 1.86%
2033 0.77% 1.94%
2032 0.8% 2.01%
2031 0.83% 1.97%
2030 0.86% 1.96%
2029 0.9% 2%
2028 0.93% 2%
2027 0.98% 2.04%
2026 1.02% 2.02%
2025 1.05% 2.05%
2024 1.1% 4.01%
2023 1.11% 4.19%
2022 0.96% 1.43%
2021 0.97% 1.56%
2020 1.2% 2.64%
2019 1.73% 2.97%
2018 1.83% -1.33%
2017 1.48% -5.27%
2016 1.34% -2.5%
2015 1.13% -1.13%
2014 1% 0.62%
2013 0.91% 3.81%
2012 0.84% 4.55%
2011 0.75% 5.56%
2010 0.65% 5.44%
2009 0.62% 4.83%
2008 0.66% 5.11%
2007 0.73% 5.17%
2006 0.79% 5.09%
2005 0.89% 4.94%
2004 0.99% 4.78%
2003 1.07% 4.64%
2002 1.2% 4.57%
2001 1.38% 4.58%
2000 1.57% 4.52%
1999 1.74% 2.7%
1998 1.84% 2.01%
1997 1.87% 2.84%
1996 1.9% 2.51%
1995 1.96% 3.05%
1994 2% 2.32%
1993 2.04% 0.94%
1992 2.06% 1.51%
1991 2.13% 2.09%
1990 2.24% 0.52%
1989 2.27% -2.78%
1988 2.3% -2.3%
1987 2.31% 0.84%
1986 2.39% 1.8%
1985 2.47% 1.76%
1984 2.51% 1.91%
1983 2.52% 2.28%
1982 2.52% 2.48%
1981 2.52% 2.49%
1980 2.53% 2.51%
1979 2.53% 2.54%
1978 2.52% 2.58%
1977 2.5% 2.6%
1976 2.5% 2.63%
1975 2.52% 2.64%
1974 2.56% 2.64%
1973 2.62% 2.4%
1972 2.69% 2.13%
1971 2.49% 1.73%
1970 2.54% 1.31%
1969 2.83% 1.32%
1968 2.85% 1.34%
1967 2.87% 1.27%
1966 2.89% 1.46%
1965 2.91% 1.91%
1964 2.94% 1.86%
1963 2.94% 1.6%
1962 2.95% 1.6%
1961 2.96% 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/peru/south-sudan | CC BY

In 2025, the population of Peru grew by 1.05%, while South Sudan's population grew by 2.05%.

Live population counters

Peru South Sudan
Current population
35105331
12565048
Population rank 48/197 80/197
Percent of world population 0.42% 0.15%
One net population change
1.47 minutes
2.15 minutes
One birth every
58.5 seconds
1.51 minutes
One death every
2.75 minutes
4.48 minutes
Daily growth/decline +983 +672
Annual growth/decline +358,817 +245,380
Annual growth/decline rate +1.05% +2.05%
Population growth rate rank 97/197 48/197
One migration net change every
44.2 minutes
1.43 hours
Annual migration change +11,931 +6,145
Net migration rank 41/196 50/196
Foreign-born residents 1,837,219 914,001
Foreign-born residents rank 39/195 62/195
Foreign-born share of population 5.4% 7.7%
Foreign-born share rank 90/195 77/195

Natural population change vs migration

Peru
Natural

Migration
South Sudan
Natural

Migration
1x
Year Population change
Peru South Sudan
Natural Migration Natural Migration
2025 - 11,931 - 6,145
2024 347,517 18,406 231,714 15,374
2023 353,788 24,783 217,966 455,000
2022 327,859 33,982 211,166 40,259
2021 235,440 41,868 213,567 -154,359
2020 301,950 55,375 212,332 62,935
2019 346,981 74,270 209,708 65,198
2018 343,123 339,067 168,497 157,408
2017 349,333 114,382 72,193 -670,477
2016 355,859 96,740 110,553 -654,225
2015 362,781 2,421 148,542 -159,822
2014 368,708 -50,383 227,611 -471,523
2013 372,694 -95,214 315,983 65,337
2012 376,501 -118,863 312,974 125,771
2011 383,268 -148,339 303,181 194,325
2010 382,510 -181,302 287,409 299,402
2009 396,522 -219,314 278,859 139,129
2008 413,640 -235,307 268,268 165,557
2007 435,122 -236,745 256,546 167,350
2006 445,884 -231,851 246,706 153,926
2005 454,199 -221,652 239,272 132,869
2004 459,617 -194,171 231,877 110,182
2003 459,243 -181,276 225,822 91,951
2002 463,709 -157,158 212,014 82,847
2001 470,154 -129,481 204,108 77,856
2000 484,222 -92,353 196,055 74,227
1999 487,095 -55,325 180,721 70,271
1998 489,436 -24,388 -12,157 64,285
1997 495,348 -32,515 121,454 48,280
1996 501,855 -38,749 116,728 17,953
1995 507,894 -46,499 110,417 17,077
1994 512,735 -39,299 165,407 16,407
1993 513,769 -51,775 32,779 15,772
1992 514,618 -41,702 28,874 15,077
1991 513,867 -61,645 87,873 14,327
1990 515,233 -29,437 82,900 12,988
1989 512,152 -33,569 83,735 -130,821
1988 508,429 -31,238 -125,447 -97,065
1987 502,229 -34,651 5,756 -11,976
1986 496,712 -33,891 99,502 -10,973
1985 488,887 -13,887 95,342 -9,986
1984 477,968 -6,007 90,970 -8,984
1983 469,781 -4,243 104,107 -7,986
1982 461,107 -7,748 118,641 -6,983
1981 453,158 -11,123 115,163 -5,994
1980 445,100 -11,446 112,307 -4,997
1979 439,110 -17,148 109,540 -3,997
1978 432,127 -19,939 107,352 -2,998
1977 425,428 -25,117 104,886 -1,997
1976 420,284 -34,602 102,346 -995
1975 414,400 -34,382 99,882 -395
1974 408,299 -33,493 97,181 -192
1973 400,752 -28,191 94,765 0
1972 396,960 -24,100 74,803 193
1971 391,506 -20,209 72,308 394
1970 318,022 -15,653 44,776 587
1969 379,347 -12,776 42,015 786
1968 372,379 -13,389 44,213 995
1967 365,224 -13,837 41,357 1,194
1966 356,819 -13,166 38,523 1,386
1965 349,245 -12,470 51,682 1,591
1964 341,570 -12,129 64,786 1,785
1963 332,352 -10,040 46,333 1,591
1962 321,716 -9,051 47,406 1,386
1961 313,385 -7,063 45,186 1,194
1960 302,924 -7,236 42,945 995

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

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

Over the last 10 years, 80.6% of the population change in Peru is from natural causes (a gain of 3,324,631 people) and 19.4% is from migration (a gain of 801,294 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, 1,837,219 residents or 5.4% of the population were not native-born in Peru, compared to 914,001 people or 7.7% in South Sudan.

Biggest cities by population

Peru
City Population
Lima 9.94M
Arequipa 1.01M
Trujillo 920K
Chiclayo 553K
Callao 537K
Piura 473K
Cusco 428K
Chimbote 395K
Huancayo 378K
Iquitos 378K
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/peru/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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