South America - Top 100+ Cities by Population

Population data by city is the population of the city itself, not the metro area (for specific metro area data, see our ranking by metro area). Data is as of 2011 estimates.

Rank CityCountryPopulation
1,934. Arroio do Meio Brazil 16,331
1,336. Arraial do Cabo Brazil 26,163
3,426. Arquitecto Tomás Romero Pereira Paraguay 5,533
3,182. Aroeiras Brazil 7,019
2,668. Armstrong Argentina 10,388
4,303. Armenia Colombia 2,035
130. Armenia Colombia 315,328
1,458. Armação de Búzios Brazil 23,463
4,151. Armação Brazil 2,500
780. Arjona Colombia 50,405
1,603. Aristóbulo del Valle Argentina 20,683
675. Ariquemes Brazil 58,096
1,299. Aripuanã Brazil 26,983
2,719. Arinos Brazil 10,077
1,333. Ariguaní Colombia 26,246
242. Arica Chile 185,999
3,195. Arias Argentina 6,928
3,926. Argelia Colombia 3,418
3,914. Argelia Colombia 3,474
3,700. Argelia Colombia 4,262
3,147. Arês Brazil 7,231
39. Arequipa Peru 841,130
2,881. Arenápolis Brazil 9,059
3,461. Arenal Colombia 5,346
3,112. Areia Branca Brazil 7,414
1,760. Areia Branca Brazil 18,372
2,196. Areia Brazil 13,824
2,552. Areguá Paraguay 11,222
2,592. Areal Brazil 11,041
2,632. Areado Brazil 10,689
688. Arcoverde Brazil 57,163
1,090. Arcos Brazil 33,355
3,132. Archidona Ecuador 7,309
4,457. Arcabuco Colombia 1,564
2,968. Arboletes Colombia 8,380
4,091. Arboledas Colombia 2,702
4,389. Arboleda Colombia 1,736
3,482. Arbeláez Colombia 5,252
500. Araxá Brazil 82,595
558. Araure Venezuela 73,054
2,743. Arauquita Colombia 9,950
2,210. Arauco Argentina 13,720
1,407. Arauco Chile 24,659
373. Araucária Brazil 111,302
588. Arauca Colombia 69,264
3,592. Arauá Brazil 4,747
4,283. Aratoca Colombia 2,101
4,588. Arata Argentina 1,202
3,070. Araruna Brazil 7,667
377. Araruama Brazil 109,637
970. Araripina Brazil 38,569
2,469. Araripe Brazil 11,860
1,889. Arari Brazil 16,777
385. Araras Brazil 107,463
257. Araraquara Brazil 168,468
889. Araranguá Brazil 43,444
3,074. Arara Brazil 7,641
423. Arapongas Brazil 97,512
260. Arapiraca Brazil 166,562
2,830. Aranzazu Colombia 9,327
3,803. Arani Bolivia 3,906
4,449. Aranguren Argentina 1,581
2,934. Araioses Brazil 8,667
426. Araguari Brazil 96,565
395. Araguaína Brazil 105,019
3,897. Araguaiana Brazil 3,512
1,888. Aragarças Brazil 16,781
1,537. Araçuaí Brazil 22,005
672. Aracruz Brazil 58,271
2,029. Araçoiaba da Serra Brazil 15,395
2,291. Araçoiaba Brazil 13,095
2,253. Aracoiaba Brazil 13,425
2,058. Araci Brazil 15,088
256. Araçatuba Brazil 170,024
870. Aracati Brazil 44,293
1,266. Aracataca Colombia 27,704
71. Aracaju Brazil 490,175
3,391. Aquitania Colombia 5,718
606. Aquiraz Brazil 65,116
1,032. Aquidauana Brazil 35,303
2,640. Aquidabã Brazil 10,596
3,744. Apulo Colombia 4,084
388. Apucarana Brazil 107,085
2,945. Apolinario Saravia Argentina 8,595
1,892. Apodi Brazil 16,757
1,775. Apiaí Brazil 18,259
3,194. Apía Colombia 6,940
3,589. Apatou French Guiana 4,752
483. Apartadó Colombia 86,438
1,842. Aparecida do Taboado Brazil 17,332
69. Aparecida de Goiânia Brazil 510,770
1,062. Aparecida Brazil 34,237
4,237. Anzoátegui Colombia 2,229
1,954. Antonina Brazil 16,152
138. Antofagasta Chile 309,832
2,472. Antioquia Colombia 11,829
4,092. Antequera Paraguay 2,701
3,367. Anta Peru 5,859
2,408. Ansermanuevo Colombia 12,332
1,374. Anserma Colombia 25,242