| Country | Region | Land Area ( km2 ) | Population | Population Density | |
|---|---|---|---|---|---|
| Argentina | South America | 2,736,690 | 52,692,410 | 19 | people per km2 |
| Bolivia | South America | 1,083,301 | 15,298,013 | 14 | people per km2 |
| Brazil | South America | 8,358,140 | 230,072,807 | 28 | people per km2 |
| Chile | South America | 743,812 | 19,531,080 | 26 | people per km2 |
| Colombia | South America | 1,038,700 | 55,426,738 | 53 | people per km2 |
| Ecuador | South America | 276,841 | 20,541,620 | 74 | people per km2 |
| Guyana | South America | 196,849 | 862,290 | 4 | people per km2 |
| Paraguay | South America | 397,302 | 8,632,466 | 22 | people per km2 |
| Peru | South America | 1,279,996 | 36,262,056 | 28 | people per km2 |
| Suriname | South America | 156,000 | 705,193 | 5 | people per km2 |
| Uruguay | South America | 175,015 | 3,466,623 | 20 | people per km2 |
| Venezuela | South America | 882,050 | 38,775,872 | 44 | people per km2 |