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List of South American countries by population

Source UN (World Population Prospects 2024)
Date21 Aug 2024
Top Statistics
IPL 2025
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Brazil is the most populous country in South America. Brazil is the only South American country with a total number of humans above 100 million. Brazil holds close to 50% of the continent population. Brazil is followed by Colombia, Argentina, Peru, and Venezuela. The top five countries together hold a huge 86% share of the South American population. As of 2024, Eight countries have a population above 10 million. The least populous country in South America is Suriname. The Falkland Islands is the least populous region in South America. Four countries/dependent territories in South America have a population below one million.

Only one South American country is on the list of the top ten most populous countries globally as it hosts Brazil, the world's 7th most populous country. On the other hand, four countries are within the top 50 world population ranking.

Out of 14 countries/territories, only Uruguay would see a population decrease in 2024. Brazil would be the top contributor to the total population increment in 2024. Brazil accounts for 33% of the total population increase in South America. Brazil's population increased by 848k, followed by Colombia (553k).

French Guiana would have the highest population growth rate of 1.67% in 2024. Five countries/regions have a growth rate above 1%. Only three region is in the list of the world's top 100 fastest-growing nations. Uruguay would have the lowest population growth rate of -0.05%.

In 1950, Argentina was the 2nd most populous country on the continent, ahead of current 2nd ranker Colombia. Colombia will remain the 2nd most populous country on the continent.

Suriname will remain the least populous country until 2100.

  • Population
  • Growth rate (%)
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Population (UN)
Country/Region Population Share (%) Rank Growth (2024) Growth Rank
20232024 S AmericaWorldS AmericaWorldNet%S AmericaWorld
Argentina45,538,40145,696,15910.50.560335156,7620.3412160
Bolivia (Plurinational State of)12,244,15912,413,3152.850.152879168,9821.36279
Brazil211,140,729211,998,57348.72.6017848,2310.4010153
Chile19,658,83519,764,7714.540.242666100,6810.519142
Colombia52,321,15252,886,36312.10.648228553,3251.055104
Ecuador17,980,08318,135,4784.160.222772154,6410.856115
Falkland Islands (Malvinas)3,4773,4700.000800.000041423410.0313174
French Guiana303,402308,5220.07080.00378131845,1231.66167
Guyana826,353831,0870.1910.0102111654,9090.598138
Paraguay6,844,1466,929,1531.590.0849910884,7741.22391
Peru33,845,61734,217,8487.860.419447365,9151.074101
Suriname628,886634,4310.1460.00777121715,3740.857116
Uruguay3,388,0813,386,5880.7770.041510134-1,783-0.0514181
Venezuela (Bolivarian Republic of)28,300,85428,405,5436.520.348553109,2360.3911156
South America 433,024,175 435,611,302 5.34 2,556,171 0.59
Estimated and Projected population (UN)
Country/Region 1950 2000 2050 2100
PopulationRankPopulationRankPopulation RankPopulationRank
Argentina17,018,036237,213,984348,308,944338,255,9903
Bolivia (Plurinational State of)3,089,96988,606,326816,110,162817,760,5647
Brazil53,408,5511174,018,2821217,489,2991163,364,0641
Chile6,628,577515,503,635620,320,306713,430,6168
Colombia11,766,988339,089,934259,385,357247,080,7642
Ecuador3,516,791712,689,206721,337,237619,092,1596
Falkland Islands (Malvinas)2,190143,097143,176142,25214
French Guiana23,39613160,62013471,91613775,23912
Guyana418,03811764,83211940,60711888,95211
Paraguay1,504,344105,100,86898,640,46499,047,9899
Peru7,677,414426,598,331440,583,876438,163,3194
Suriname195,56512476,64312733,90412709,00513
Uruguay2,234,41293,266,206103,254,354102,245,88710
Venezuela (Bolivarian Republic of)5,488,850624,526,708531,094,883528,280,5535
South America 112,973,121 348,018,671 468,674,488 379,097,351
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