| Country | Region | Land Area ( km2 ) | Population | Population Density | |
|---|---|---|---|---|---|
| Argentina | South America | 2,736,690 | 53,466,645 | 20 | people per km2 |
| Bolivia | South America | 1,083,301 | 15,777,466 | 15 | people per km2 |
| Brazil | South America | 8,358,140 | 229,971,443 | 28 | people per km2 |
| Chile | South America | 743,812 | 19,492,908 | 26 | people per km2 |
| Colombia | South America | 1,038,700 | 55,635,999 | 54 | people per km2 |
| Ecuador | South America | 276,841 | 20,864,548 | 75 | people per km2 |
| Guyana | South America | 196,849 | 868,535 | 4 | people per km2 |
| Paraguay | South America | 397,302 | 8,741,822 | 22 | people per km2 |
| Peru | South America | 1,279,996 | 36,517,966 | 29 | people per km2 |
| Suriname | South America | 156,000 | 710,447 | 5 | people per km2 |
| Uruguay | South America | 175,015 | 3,459,848 | 20 | people per km2 |
| Venezuela | South America | 882,050 | 39,282,465 | 45 | people per km2 |