| # | Country | Population 2026 | Land Area (Km²) | Density (P/Km²) |
|---|---|---|---|---|
| 1 | Tajikistan | 10,978,599 | 139,960 | 78 |
| 2 | Tanzania | 72,563,780 | 885,800 | 82 |
| 3 | Thailand | 71,559,614 | 510,890 | 140 |
| 4 | Timor-Leste | 1,436,923 | 14,870 | 97 |
| 5 | Togo | 9,930,918 | 54,390 | 183 |
| 6 | Tonga | 103,291 | 720 | 143 |
| 7 | Trinidad and Tobago | 1,513,268 | 5,130 | 295 |
| 8 | Tunisia | 12,415,138 | 155,360 | 80 |
| 9 | Turkey | 87,926,082 | 769,630 | 114 |
| 10 | Turkmenistan | 7,736,632 | 469,930 | 16 |
| 11 | Tuvalu | 9,362 | 30 | 312 |