The following is a list of the 187 municipalities ( comuni ) of the Province of Alessandria in the region of Piedmont in Italy.
| Municipality | Population (2025) [1] | Area (km²) [2] | Density |
|---|---|---|---|
| Acqui Terme | 19,005 | 33.30 | 570.7 |
| Albera Ligure | 313 | 21.23 | 14.7 |
| Alessandria | 92,522 | 203.57 | 454.5 |
| Alfiano Natta | 669 | 13.16 | 50.8 |
| Alice Bel Colle | 658 | 12.21 | 53.9 |
| Alluvioni Piovera | 1,584 | 24.79 | 63.9 |
| Altavilla Monferrato | 382 | 11.33 | 33.7 |
| Alzano Scrivia | 357 | 2.13 | 167.6 |
| Arquata Scrivia | 6,340 | 29.24 | 216.8 |
| Avolasca | 250 | 12.24 | 20.4 |
| Balzola | 1,217 | 16.62 | 73.2 |
| Basaluzzo | 2,027 | 15.05 | 134.7 |
| Bassignana | 1,580 | 28.71 | 55.0 |
| Belforte Monferrato | 492 | 8.33 | 59.1 |
| Bergamasco | 671 | 13.44 | 49.9 |
| Berzano di Tortona | 169 | 2.89 | 58.5 |
| Bistagno | 1,719 | 17.59 | 97.7 |
| Borghetto di Borbera | 1,913 | 39.40 | 48.6 |
| Borgo San Martino | 1,313 | 9.72 | 135.1 |
| Borgoratto Alessandrino | 539 | 6.60 | 81.7 |
| Bosco Marengo | 2,158 | 44.53 | 48.5 |
| Bosio | 1,031 | 67.61 | 15.2 |
| Bozzole | 316 | 9.02 | 35.0 |
| Brignano-Frascata | 422 | 17.53 | 24.1 |
| Cabella Ligure | 451 | 46.63 | 9.7 |
| Camagna Monferrato | 465 | 9.25 | 50.3 |
| Camino | 730 | 18.44 | 39.6 |
| Cantalupo Ligure | 441 | 24.06 | 18.3 |
| Capriata d'Orba | 1,766 | 28.47 | 62.0 |
| Carbonara Scrivia | 1,103 | 5.05 | 218.4 |
| Carentino | 304 | 9.79 | 31.1 |
| Carezzano | 432 | 10.48 | 41.2 |
| Carpeneto | 864 | 13.34 | 64.8 |
| Carrega Ligure | 77 | 55.26 | 1.4 |
| Carrosio | 514 | 6.92 | 74.3 |
| Cartosio | 715 | 16.34 | 43.8 |
| Casal Cermelli | 1,186 | 12.16 | 97.5 |
| Casale Monferrato | 32,428 | 86.21 | 376.2 |
| Casaleggio Boiro | 344 | 12.01 | 28.6 |
| Casalnoceto | 964 | 12.98 | 74.3 |
| Casasco | 130 | 9.04 | 14.4 |
| Cassano Spinola | 1,805 | 17.13 | 105.4 |
| Cassine | 2,803 | 33.09 | 84.7 |
| Cassinelle | 841 | 23.77 | 35.4 |
| Castellania Coppi | 89 | 7.21 | 12.3 |
| Castellar Guidobono | 417 | 2.48 | 168.1 |
| Castellazzo Bormida | 4,483 | 45.13 | 99.3 |
| Castelletto d'Erro | 127 | 4.66 | 27.3 |
| Castelletto d'Orba | 1,819 | 13.98 | 130.1 |
| Castelletto Merli | 448 | 11.59 | 38.7 |
| Castelletto Monferrato | 1,437 | 9.58 | 150.0 |
| Castelnuovo Bormida | 631 | 13.11 | 48.1 |
| Castelnuovo Scrivia | 4,815 | 45.42 | 106.0 |
| Castelspina | 384 | 5.49 | 69.9 |
| Cavatore | 260 | 10.45 | 24.9 |
| Cella Monte | 454 | 5.55 | 81.8 |
| Cereseto | 371 | 10.44 | 35.5 |
| Cerreto Grue | 294 | 4.75 | 61.9 |
| Cerrina Monferrato | 1,270 | 17.30 | 73.4 |
| Coniolo | 423 | 10.30 | 41.1 |
| Conzano | 918 | 11.61 | 79.1 |
| Costa Vescovato | 313 | 7.90 | 39.6 |
| Cremolino | 1,013 | 14.39 | 70.4 |
| Denice | 162 | 7.46 | 21.7 |
| Dernice | 178 | 18.28 | 9.7 |
| Fabbrica Curone | 557 | 53.84 | 10.3 |
| Felizzano | 2,078 | 25.01 | 83.1 |
| Fraconalto | 299 | 17.62 | 17.0 |
| Francavilla Bisio | 507 | 7.75 | 65.4 |
| Frascaro | 430 | 5.29 | 81.3 |
| Frassinello Monferrato | 464 | 8.43 | 55.0 |
| Frassineto Po | 1,353 | 29.57 | 45.8 |
| Fresonara | 632 | 6.93 | 91.2 |
| Frugarolo | 1,892 | 27.06 | 69.9 |
| Fubine | 1,602 | 25.53 | 62.7 |
| Gabiano | 1,037 | 17.77 | 58.4 |
| Gamalero | 791 | 12.15 | 65.1 |
| Garbagna | 626 | 20.72 | 30.2 |
| Gavi | 4,387 | 45.04 | 97.4 |
| Giarole | 700 | 5.45 | 128.4 |
| Gremiasco | 272 | 17.38 | 15.7 |
| Grognardo | 228 | 9.08 | 25.1 |
| Grondona | 467 | 25.94 | 18.0 |
| Guazzora | 287 | 2.80 | 102.5 |
| Isola Sant'Antonio | 649 | 23.55 | 27.6 |
| Lerma | 804 | 14.54 | 55.3 |
| Lu e Cuccaro Monferrato | 1,279 | 27.10 | 47.2 |
| Malvicino | 78 | 9.04 | 8.6 |
| Masio | 1,293 | 22.23 | 58.2 |
| Melazzo | 1,216 | 19.74 | 61.6 |
| Merana | 178 | 9.20 | 19.3 |
| Mirabello Monferrato | 1,201 | 13.24 | 90.7 |
| Molare | 2,005 | 32.50 | 61.7 |
| Molino dei Torti | 565 | 2.75 | 205.5 |
| Mombello Monferrato | 895 | 19.69 | 45.5 |
| Momperone | 201 | 8.54 | 23.5 |
| Moncestino | 199 | 6.52 | 30.5 |
| Mongiardino Ligure | 155 | 29.03 | 5.3 |
| Monleale | 561 | 9.62 | 58.3 |
| Montacuto | 229 | 23.75 | 9.6 |
| Montaldeo | 208 | 5.38 | 38.7 |
| Montaldo Bormida | 583 | 5.72 | 101.9 |
| Montecastello | 276 | 7.49 | 36.8 |
| Montechiaro d'Acqui | 512 | 17.60 | 29.1 |
| Montegioco | 266 | 5.45 | 48.8 |
| Montemarzino | 305 | 9.85 | 31.0 |
| Morano sul Po | 1,281 | 17.71 | 72.3 |
| Morbello | 403 | 23.95 | 16.8 |
| Mornese | 663 | 13.22 | 50.2 |
| Morsasco | 602 | 10.29 | 58.5 |
| Murisengo | 1,270 | 15.31 | 83.0 |
| Novi Ligure | 27,395 | 55.20 | 496.3 |
| Occimiano | 1,208 | 22.46 | 53.8 |
| Odalengo Grande | 403 | 15.43 | 26.1 |
| Odalengo Piccolo | 225 | 7.57 | 29.7 |
| Olivola | 104 | 2.69 | 38.7 |
| Orsara Bormida | 384 | 5.10 | 75.3 |
| Ottiglio | 543 | 14.54 | 37.3 |
| Ovada | 10,816 | 35.37 | 305.8 |
| Oviglio | 1,221 | 27.37 | 44.6 |
| Ozzano Monferrato | 1,308 | 15.18 | 86.2 |
| Paderna | 202 | 4.42 | 45.7 |
| Pareto | 513 | 41.74 | 12.3 |
| Parodi Ligure | 589 | 12.54 | 47.0 |
| Pasturana | 1,262 | 5.28 | 239.0 |
| Pecetto di Valenza | 1,144 | 11.35 | 100.8 |
| Pietra Marazzi | 863 | 8.00 | 107.9 |
| Pomaro Monferrato | 323 | 13.44 | 24.0 |
| Pontecurone | 3,499 | 29.70 | 117.8 |
| Pontestura | 1,327 | 18.92 | 70.1 |
| Ponti | 486 | 11.97 | 40.6 |
| Ponzano Monferrato | 328 | 11.65 | 28.2 |
| Ponzone | 1,018 | 69.03 | 14.7 |
| Pozzol Groppo | 293 | 14.08 | 20.8 |
| Pozzolo Formigaro | 4,540 | 36.18 | 125.5 |
| Prasco | 506 | 5.97 | 84.8 |
| Predosa | 1,892 | 33.01 | 57.3 |
| Quargnento | 1,359 | 36.17 | 37.6 |
| Quattordio | 1,434 | 17.73 | 80.9 |
| Ricaldone | 610 | 10.52 | 58.0 |
| Rivalta Bormida | 1,353 | 10.05 | 134.6 |
| Rivarone | 396 | 6.07 | 65.2 |
| Rocca Grimalda | 1,369 | 15.46 | 88.6 |
| Roccaforte Ligure | 114 | 20.59 | 5.5 |
| Rocchetta Ligure | 216 | 10.15 | 21.3 |
| Rosignano Monferrato | 1,402 | 19.28 | 72.7 |
| Sala Monferrato | 335 | 7.58 | 44.2 |
| Sale | 3,850 | 44.92 | 85.7 |
| San Cristoforo | 523 | 3.57 | 146.5 |
| San Giorgio Monferrato | 1,214 | 7.12 | 170.5 |
| San Salvatore Monferrato | 4,064 | 31.69 | 128.2 |
| San Sebastiano Curone | 543 | 3.89 | 139.6 |
| Sant'Agata Fossili | 349 | 7.71 | 45.3 |
| Sardigliano | 377 | 12.74 | 29.6 |
| Sarezzano | 1,110 | 13.85 | 80.1 |
| Serralunga di Crea | 506 | 8.84 | 57.2 |
| Serravalle Scrivia | 5,899 | 15.95 | 369.8 |
| Sezzadio | 1,179 | 34.32 | 34.4 |
| Silvano d'Orba | 1,875 | 12.17 | 154.1 |
| Solero | 1,583 | 22.55 | 70.2 |
| Solonghello | 193 | 4.95 | 39.0 |
| Spigno Monferrato | 898 | 54.86 | 16.4 |
| Spineto Scrivia | 356 | 3.95 | 90.1 |
| Stazzano | 2,234 | 17.91 | 124.7 |
| Strevi | 1,937 | 15.29 | 126.7 |
| Tagliolo Monferrato | 1,488 | 26.21 | 56.8 |
| Tassarolo | 580 | 7.04 | 82.4 |
| Terruggia | 868 | 7.27 | 119.4 |
| Terzo | 825 | 8.80 | 93.8 |
| Ticineto | 1,321 | 8.09 | 163.3 |
| Tortona | 26,462 | 98.87 | 267.6 |
| Treville | 265 | 4.60 | 57.6 |
| Trisobbio | 636 | 9.22 | 69.0 |
| Valenza | 18,218 | 48.49 | 375.7 |
| Valmacca | 948 | 12.29 | 77.1 |
| Vignale Monferrato | 932 | 18.73 | 49.8 |
| Vignole Borbera | 2,072 | 8.65 | 239.5 |
| Viguzzolo | 3,067 | 18.31 | 167.5 |
| Villadeati | 462 | 14.61 | 31.6 |
| Villalvernia | 843 | 4.47 | 188.6 |
| Villamiroglio | 286 | 9.87 | 29.0 |
| Villanova Monferrato | 1,703 | 16.56 | 102.8 |
| Villaromagnano | 650 | 6.07 | 107.1 |
| Visone | 1,183 | 12.56 | 94.2 |
| Volpedo | 1,138 | 10.48 | 108.6 |
| Volpeglino | 125 | 3.25 | 38.5 |
| Voltaggio | 658 | 52.18 | 12.6 |
