This is a list of Latin American countries and dependent territories by population, which is sorted by the 2015 mid-year normalized demographic projections.
Table
| Rank | Country (or dependent territory) | July 1, 2015 projection | % of pop. | Average relative annual growth (%) | Average absolute annual growth | Estimated doubling time (Years) | Official figure (where available) | Date of last figure | Source |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Brazil | 204,519,000 | 33.13 | 0.86 | 1,750,000 | 81 | 212,457,615 | January 23, 2026 | Official population clock |
| 2 | Mexico | 127,500,000 | 19.60 | 1.08 | 1,293,000 | 65 | 127,792,286 | July 1, 2020 | Official estimate |
| 3 | Colombia | 48,218,000 | 7.81 | 1.16 | 555,000 | 60 | 53,834,000 | January 23, 2026 | Official population clock |
| 4 | Argentina | 43,132,000 | 6.99 | 1.09 | 463,000 | 64 | 45,376,763 | July 1, 2020 | Official estimate |
| 5 | Peru | 33,050,325 | 5.05 | 1.10 | 338,000 | 64 | 32,625,948 | July 1, 2020 | Official estimate |
| 6 | Venezuela | 30,620,000 | 4.96 | 1.37 | 414,000 | 51 | 28,435,943 | 2020 | Official estimate |
| 7 | Chile | 18,006,000 | 2.92 | 1.05 | 187,000 | 66 | 19,458,310 | 2020 | Official estimate |
| 8 | Ecuador | 16,279,000 | 2.64 | 1.57 | 252,000 | 44 | 18,971,600 | January 23, 2026 | Official population clock |
| 9 | Guatemala | 16,176,000 | 2.62 | 2.93 | 461,000 | 24 | 16,858,333 | July 1, 2020 | Official estimate |
| 10 | Cuba | 11,252,000 | 1.82 | 0.25 | 28,000 | 278 | 11,193,470 | December 31, 2019 | Official estimate |
| 11 | Bolivia | 10,520,000 | 1.70 | 1.73 | 179,000 | 40 | 11,633,371 | 2020 | Official estimate |
| 12 | Dominican Republic | 9,980,000 | 1.62 | 0.98 | 97,000 | 71 | 10,448,499 | 2020 | Official estimate |
| 13 | Honduras | 8,950,000 | 1.45 | 2.29 | 200,000 | 31 | 9,304,380 | July 1, 2020 | Official estimate |
| 14 | Paraguay | 7,003,000 | 1.13 | 1.58 | 109,000 | 44 | 7,252,672 | 2020 | Official estimate |
| 15 | Nicaragua | 6,514,000 | 1.06 | 2.37 | 151,000 | 30 | 6,527,691 | June 30, 2019 | Official estimate |
| 16 | El Salvador | 6,460,000 | 1.05 | 0.92 | 59,000 | 76 | 6,765,753 | 2020 | Official estimate |
| 17 | Costa Rica | 4,851,000 | 0.79 | 1.63 | 78,000 | 43 | 5,111,238 | June 30, 2020 | Official estimate |
| 18 | Panama | 3,764,000 | 0.61 | 1.37 | 51,000 | 51 | 4,278,500 | July 1, 2020 | Official estimate |
| 19 | Puerto Rico (US) | 3,508,000 | 0.57 | -1.13 | -40,000 | - | 3,193,694 | July 1, 2019 | Official estimate |
| 20 | Uruguay | 3,310,000 | 0.54 | 0.18 | 6,000 | 382 | 3,530,912 | June 30, 2020 | Official estimate |
| — | Total | 606,317,000 | 100.00 | 1.13 | 6,637,000 | 62 |
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