| no. | nom | recensement 1988 | recensement 2001 | calculation 2012 | croissance annuelle | latitude | longitude | division supérieure | d'autres noms |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Niamey | 391 876 | 674 950 | 1 058 847 | 4.18 | 13.52°N | 2.12°E | Niamey | |
| 2 | Zinder | 119 827 | 170 574 | 253 766 | 3.68 | 13.80°N | 8.99°E | Zinder | |
| 3 | Maradi | 110 005 | 147 038 | 188 008 | 2.26 | 13.49°N | 7.10°E | Maradi | |
| 4 | Arlit | 32 272 | 67 398 | 128 807 | 6.06 | 18.82°N | 7.33°E | Agadez | |
| 5 | Agadez | 49 424 | 76 957 | 118 647 | 4.01 | 17.00°N | 7.98°E | Agadez | |
| 6 | Tahoua | 49 948 | 72 446 | 110 046 | 3.87 | 14.90°N | 5.26°E | Tahoua | |
| 7 | Dosso | 25 695 | 43 293 | 71 463 | 4.66 | 13.05°N | 3.20°E | Dosso | |
| 8 | Birni N'Konni | 29 034 | 42 897 | 66 148 | 4.02 | 13.79°N | 5.26°E | Tahoua | Birni Nkonni, Birnin Konni |
| 9 | Gaya | 14 868 | 27 856 | 50 039 | 5.47 | 11.89°N | 3.49°E | Dosso | |
| 10 | Tessaoua | 19 737 | 31 276 | 45 916 | 3.55 | 13.75°N | 7.99°E | Maradi | Tessoua |
| 11 | Dogondoutchi | 20 407 | 28 951 | 41 689 | 3.37 | 13.64°N | 4.03°E | Dosso | Doutchi |
| 12 | Madaoua | 11 649 | 21 749 | 40 414 | 5.79 | 14.07°N | 5.96°E | Tahoua | |
| 13 | Mayahi | 5 723 | 16 740 | 40 024 | 8.25 | 13.97°N | 7.67°E | Maradi | |
| 14 | Diffa | 13 387 | 23 233 | 37 479 | 4.44 | 13.32°N | 12.62°E | Diffa | |
| 15 | Tillabéry | 8 377 | 16 181 | 30 476 | 5.92 | 14.21°N | 1.45°E | Tillabéry | Tillabéri |
| 16 | Téra | 12 313 | 18 872 | 29 564 | 4.17 | 14.01°N | 0.76°E | Tillabéry | |
| 17 | Mirriah | 13 225 | 18 783 | 27 931 | 3.67 | 13.71°N | 9.16°E | Zinder | Miria, Mirria |
| 18 | Magaria | 11 723 | 17 444 | 26 923 | 4.02 | 12.99°N | 8.91°E | Zinder | |
| 19 | N'Guigmi | 9 537 | 15 807 | 24 594 | 4.10 | 14.25°N | 13.12°E | Diffa | Nguigmi |
| 20 | Dakoro | 14 577 | 18 551 | 22 862 | 1.92 | 14.51°N | 6.77°E | Maradi | |
| 21 | Matameye | 11 151 | 15 376 | 22 332 | 3.45 | 13.42°N | 8.48°E | Zinder | |
| 22 | Illéla | 11 699 | 15 463 | 21 822 | 3.18 | 14.46°N | 5.24°E | Tahoua | |
| 23 | Gouré | 8 951 | 13 308 | 20 526 | 4.02 | 13.98°N | 10.27°E | Zinder | |
| 24 | Aguié | 5 963 | 11 384 | 19 393 | 4.96 | 13.50°N | 7.78°E | Maradi | |
| 25 | Tanout | 11 595 | 14 101 | 18 526 | 2.51 | 14.97°N | 8.89°E | Zinder | |
| 26 | Abalak | 12 343 | 18 488 | 15.45°N | 6.29°E | Tahoua | |||
| 27 | Boboye | 6 239 | 10 524 | 17 402 | 4.68 | 13.00°N | 2.87°E | Dosso | |
| 28 | Kollo | 5 755 | 9 142 | 14 738 | 4.44 | 13.32°N | 2.33°E | Tillabéry | |
| 29 | Tchirozérine | 5 523 | 9 030 | 14 541 | 4.43 | 17.11°N | 7.83°E | Agadez | Tchighozérine, Ti-n-Tebesghine |
| 30 | Filingué | 9 188 | 11 065 | 14 301 | 2.36 | 14.35°N | 3.33°E | Tillabéry | |
| 31 | Say | 6 338 | 9 365 | 14 250 | 3.89 | 13.11°N | 2.36°E | Tillabéry | |
| 32 | Guidan Roumdji | 7 020 | 10 269 | 14 147 | 2.96 | 13.67°N | 6.70°E | Maradi | |
| 33 | Tchintabaraden | 5 150 | 8 142 | 13 257 | 4.53 | 15.90°N | 5.80°E | Tahoua | Tchin-Tabaraden |
| 34 | Maïné-Soroa | 7 381 | 9 844 | 12 868 | 2.47 | 13.21°N | 12.03°E | Diffa | |
| 35 | Madarounfa | 5 914 | 8 743 | 12 147 | 3.03 | 13.30°N | 7.15°E | Maradi | Madaroumfa |
| 36 | Keita | 6 644 | 8 306 | 11 213 | 2.77 | 14.76°N | 5.78°E | Tahoua | Keïta |
| 37 | Bouza | 5 496 | 6 825 | 9 165 | 2.72 | 14.42°N | 6.05°E | Tahoua | |
| 38 | Ouallam | 6 229 | 7 142 | 8 876 | 2.00 | 14.32°N | 2.09°E | Tillabéry | |
| 39 | Loga | 3 876 | 5 427 | 7 735 | 3.27 | Dosso | |||
| 40 | Bagountara | 7 647 | |||||||
| 41 | Garbey Kourou | 7 647 | |||||||
| 42 | Begorou Tondo | 6 555 | |||||||
| 43 | Banibangou | 2 427 | 5 303 | ||||||
| 44 | Bilma | 2 421 | 2 300 | 2 941 | 2.26 | 18.69°N | 12.94°E | Agadez |
