| no. | nom | recensement 1991 | recensement 2001 | calculation 2012 | croissance annuelle | latitude | longitude | division supérieure |
|---|---|---|---|---|---|---|---|---|
| 1 | Aicuña | 196 | 221 | 238 | 0.68 | 29.52°S | 67.75°O | Coronel Felipe Varela |
| 2 | Aimogasta | 7 664 | 10 418 | 13 235 | 2.20 | 28.55°S | 66.82°O | Arauco |
| 3 | Alto Carrizal | 200 | 219 | 228 | 0.37 | Famatina | ||
| 4 | Amaná | 274 | 210 | 163 | -2.28 | 30.07°S | 67.52°O | Independencia |
| 5 | Ambil | 217 | 283 | 354 | 2.06 | 31.13°S | 66.35°O | General Ocampo |
| 6 | Aminga | 569 | 820 | 1 143 | 3.07 | 28.83°S | 66.90°O | Castro Barros |
| 7 | Angulos | 138 | 137 | 129 | -0.55 | 28.63°S | 67.63°O | Famatina |
| 8 | Anillaco | 857 | 1 365 | 2 083 | 3.92 | 28.80°S | 66.95°O | Castro Barros |
| 9 | Anjullón | 442 | 511 | 564 | 0.90 | 28.72°S | 66.93°O | Castro Barros |
| 10 | Antinaco | 104 | 89 | 80 | -0.96 | 28.82°S | 67.32°O | Famatina |
| 11 | Arauco | 623 | 723 | 801 | 0.94 | 28.58°S | 66.78°O | Arauco |
| 12 | Bajo Carrizal | 194 | 200 | 195 | -0.23 | Famatina | ||
| 13 | Bañado de los Pantanos | 351 | 489 | 658 | 2.74 | Arauco | ||
| 14 | Campanas | 723 | 991 | 1 304 | 2.53 | 28.57°S | 67.62°O | Famatina |
| 15 | Castro Barros | 130 | 115 | 107 | -0.65 | 30.58°S | 65.73°O | General Belgrano |
| 16 | Chamical | 9 055 | 11 831 | 14 609 | 1.94 | 30.35°S | 66.32°O | Chamical |
| 17 | Chañar | 785 | 968 | 1 144 | 1.53 | 30.53°S | 65.97°O | General Belgrano |
| 18 | Chañarmuyo | 181 | 252 | 338 | 2.71 | 28.60°S | 67.57°O | Famatina |
| 19 | Chepes | 7 138 | 9 781 | 12 509 | 2.26 | 31.35°S | 66.60°O | Rosario Vera Peñaloza |
| 20 | Chilecito | 22 485 | 29 453 | 36 914 | 2.07 | 29.17°S | 67.50°O | Chilecito |
| 21 | Chuquis | 224 | 261 | 291 | 0.99 | 28.90°S | 66.97°O | Castro Barros |
| 22 | Colonia Anguinán | 189 | 173 | 172 | -0.05 | Chilecito | ||
| 23 | Colonia Catinzaco | 36 | 45 | 54 | 1.67 | Chilecito | ||
| 24 | Colonia Malligasta | 365 | 486 | 625 | 2.31 | Chilecito | ||
| 25 | Colonia Ortiz de Ocampo | 335 | 236 | 173 | -2.78 | General Ocampo | ||
| 26 | Colonia Vichigasta | 260 | 300 | 331 | 0.90 | Chilecito | ||
| 27 | Desiderio Tello | 543 | 716 | 908 | 2.18 | 31.22°S | 66.32°O | Rosario Vera Peñaloza |
| 28 | Estación Mazán | 479 | 437 | 416 | -0.45 | 28.67°S | 66.48°O | Arauco |
| 29 | Famatina | 1 934 | 2 492 | 3 068 | 1.91 | 28.92°S | 67.52°O | Famatina |
| 30 | Guanchín | 222 | 224 | 215 | -0.37 | 29.18°S | 67.65°O | Chilecito |
| 31 | Guandacol | 2 094 | 2 651 | 3 214 | 1.77 | Coronel Felipe Varela | ||
| 32 | Jagüé | 285 | 346 | 402 | 1.37 | 28.63°S | 68.40°O | Vinchina |
| 33 | La Cuadra | 149 | 184 | 218 | 1.55 | Famatina | ||
| 34 | La Rioja | 103 727 | 143 684 | 189 443 | 2.55 | 29.41°S | 66.85°O | Capital |
| 35 | Loma Blanca | 579 | 678 | 759 | 1.03 | 30.65°S | 66.15°O | General Belgrano |
| 36 | Los Molinos | 266 | 294 | 310 | 0.48 | 28.73°S | 66.93°O | Castro Barros |
| 37 | Los Palacios | 460 | 597 | 744 | 2.02 | 29.37°S | 68.18°O | Coronel Felipe Varela |
| 38 | Malanzán | 747 | 1 220 | 1 879 | 4.00 | 30.80°S | 66.62°O | General Juan F. Quiroga |
| 39 | Malligasta | 1 094 | 1 443 | 1 837 | 2.22 | 29.18°S | 67.43°O | Chilecito |
| 40 | Milagro | 2 709 | 3 355 | 3 937 | 1.46 | 31.02°S | 65.98°O | General Ocampo |
| 41 | Miranda | 169 | 257 | 380 | 3.62 | 29.33°S | 67.68°O | Chilecito |
| 42 | Nácate | 212 | 385 | 675 | 5.24 | 30.85°S | 66.45°O | General Juan F. Quiroga |
| 43 | Nonogasta | 3 307 | 5 486 | 8 826 | 4.42 | 29.30°S | 67.50°O | Chilecito |
| 44 | Olpas | 162 | 175 | 179 | 0.21 | 30.80°S | 66.25°O | General Ocampo |
| 45 | Olta | 2 863 | 4 052 | 5 389 | 2.63 | 30.62°S | 66.27°O | General Belgrano |
| 46 | Pagancillo | 775 | 951 | 1 118 | 1.48 | 29.57°S | 68.05°O | Coronel Felipe Varela |
| 47 | Patquía | 1 303 | 1 593 | 1 824 | 1.24 | 30.05°S | 66.88°O | Independencia |
| 48 | Pinchas | 325 | 442 | 581 | 2.52 | 28.95°S | 66.95°O | Castro Barros |
| 49 | Pituil | 834 | 1 008 | 1 165 | 1.32 | 28.57°S | 67.45°O | Famatina |
| 50 | Plaza Vieja | 268 | 289 | 296 | 0.22 | 28.98°S | 67.52°O | Famatina |
| 51 | Polco | 71 | 70 | 65 | -0.67 | Chamical | ||
| 52 | Portezuelo | 622 | 894 | 1 233 | 2.97 | 30.85°S | 66.70°O | General Juan F. Quiroga |
| 53 | Punta de los Llanos | 482 | 530 | 553 | 0.39 | 30.15°S | 66.55°O | General Angel V. Peñaloza |
| 54 | Salicas-San Blas | 3 074 | 4 027 | 4 978 | 1.95 | San Blas de los Sauces | ||
| 55 | San Antonio | 154 | 231 | 335 | 3.44 | General Juan F. Quiroga | ||
| 56 | San Nicolás | 28 | 53 | 99 | 5.84 | 29.12°S | 67.47°O | Chilecito |
| 57 | Sañogasta | 1 453 | 1 701 | 1 907 | 1.04 | 29.30°S | 67.60°O | Chilecito |
| 58 | San Pedro | 299 | 332 | 351 | 0.51 | 28.65°S | 66.95°O | Castro Barros |
| 59 | Santa Cruz | 241 | 230 | 207 | -0.95 | 28.45°S | 67.68°O | Famatina |
| 60 | Santa Florentina | 32 | 66 | 135 | 6.72 | 29.13°S | 67.57°O | Chilecito |
| 61 | Santa Rita de Catuna | 949 | 1 349 | 1 825 | 2.79 | 30.95°S | 66.22°O | General Ocampo |
| 62 | Santa Vera Cruz | 115 | 117 | 113 | -0.32 | Castro Barros | ||
| 63 | Santo Domingo | 141 | 132 | 116 | -1.17 | 28.55°S | 67.65°O | Famatina |
| 64 | Tama | 825 | 1 070 | 1 310 | 1.86 | 30.52°S | 66.53°O | General Angel V. Peñaloza |
| 65 | Tilimuqui | 223 | 303 | 398 | 2.51 | 29.13°S | 67.42°O | Chilecito |
| 66 | Ulapes | 1 521 | 2 711 | 4 104 | 3.84 | 31.58°S | 66.25°O | General San Martín |
| 67 | Vichigasta | 1 477 | 2 061 | 2 784 | 2.77 | 29.48°S | 67.52°O | Chilecito |
| 68 | Villa Castelli | 1 272 | 1 650 | 1 930 | 1.44 | 29.00°S | 68.18°O | General Lamadrid |
| 69 | Villa Mazán | 1 775 | 1 227 | 1 093 | -1.05 | 28.67°S | 66.57°O | Arauco |
| 70 | Villa Sanagasta | 1 574 | 2 074 | 2 607 | 2.10 | Sanagasta | ||
| 71 | Villa San José de Vinchina | 1 871 | 2 318 | 2 738 | 1.53 | Vinchina | ||
| 72 | Villa Unión | 3 695 | 4 713 | 5 741 | 1.81 | 29.30°S | 68.20°O | Coronel Felipe Varela |
