| 2009 | |
|---|---|
| Ndjamena | 993,477 |
| Logone-Oriental | 795,398 |
| Mayo-Kébbi-Est | 765,558 |
| Ouaddaï | 717,800 |
| Logone-Occidental | 683,239 |
| Tandjilé | 681,469 |
| Mandoul | 635,487 |
| Chari-Baguirmi | 590,580 |
| Moyen-Chari | 579,612 |
| Mayo-Kébbi-Ouest | 564,700 |
| Guéra Dept | 538,378 |
| Hadjer Lamis | 536,342 |
| Batha | 489,612 |
| Wadi Fira | 479,643 |
| Lac | 435,344 |
| Kanem Dept | 344,547 |
| Sila | 284,288 |
| Salamat | 282,075 |
| Ennedi Dept | 145,847 |
| Barh el Gazel | 134,010 |
| Borkou Dept | 89,030 |
| Tibesti | 21,664 |