L'elenco delle Province Italiane riportato qui sotto è in ordine di estensione territoriale, dalla provincia più estesa a quella meno estesa. Si posso notare anche le colonne che identificano la relativa popolazione e la densità abitativa.
Dati demografici aggiornati al 01/01/2020
| Provincia | Regione | Superficie | Popolazione | Densità |
|---|---|---|---|---|
| Sassari | Sardegna | 7,691.2 Km2 | 484,407 | 62.98 ab/Km2 |
| Bolzano/Bozen | Trentino-Alto Adige | 7,398.36 Km2 | 532,644 | 71.99 ab/Km2 |
| Foggia | Puglia | 7,007.51 Km2 | 606,904 | 86.61 ab/Km2 |
| Cuneo | Piemonte | 6,877.1 Km2 | 586,113 | 85.23 ab/Km2 |
| Torino | Piemonte | 6,836.72 Km2 | 2,230,946 | 326.32 ab/Km2 |
| Cosenza | Calabria | 6,709.73 Km2 | 690,503 | 102.91 ab/Km2 |
| Potenza | Basilicata | 6,594.46 Km2 | 358,401 | 54.35 ab/Km2 |
| Sud Sardegna | Sardegna | 6,510.07 Km2 | 344,195 | 52.87 ab/Km2 |
| Perugia | Umbria | 6,337.16 Km2 | 646,710 | 102.05 ab/Km2 |
| Trento | Trentino-Alto Adige | 6,178.67 Km2 | 545,425 | 88.28 ab/Km2 |
| Nuoro | Sardegna | 5,638.03 Km2 | 205,205 | 36.40 ab/Km2 |
| Roma | Lazio | 5,363.32 Km2 | 4,253,314 | 793.04 ab/Km2 |
| L'Aquila | Abruzzo | 5,047.54 Km2 | 294,838 | 58.41 ab/Km2 |
| Palermo | Sicilia | 5,009.31 Km2 | 1,222,988 | 244.14 ab/Km2 |
| Udine | Friuli-Venezia Giulia | 4,969 Km2 | 526,474 | 105.95 ab/Km2 |
| Salerno | Campania | 4,954.13 Km2 | 1,081,380 | 218.28 ab/Km2 |
| Brescia | Lombardia | 4,769.38 Km2 | 1,255,437 | 263.23 ab/Km2 |
| Grosseto | Toscana | 4,503.11 Km2 | 219,690 | 48.79 ab/Km2 |
| Bari | Puglia | 3,862.86 Km2 | 1,230,205 | 318.47 ab/Km2 |
| Siena | Toscana | 3,821.06 Km2 | 265,179 | 69.40 ab/Km2 |
| Bologna | Emilia Romagna | 3,702.29 Km2 | 1,021,501 | 275.91 ab/Km2 |
| Viterbo | Lazio | 3,615.26 Km2 | 309,795 | 85.69 ab/Km2 |
| Belluno | Veneto | 3,610.09 Km2 | 201,309 | 55.76 ab/Km2 |
| Catania | Sicilia | 3,573.69 Km2 | 1,072,634 | 300.15 ab/Km2 |
| Alessandria | Piemonte | 3,558.8 Km2 | 417,288 | 117.26 ab/Km2 |
| Firenze | Toscana | 3,513.68 Km2 | 995,517 | 283.33 ab/Km2 |
| Matera | Basilicata | 3,478.89 Km2 | 194,853 | 56.01 ab/Km2 |
| Parma | Emilia Romagna | 3,446.47 Km2 | 454,873 | 131.98 ab/Km2 |
| Messina | Sicilia | 3,266.12 Km2 | 613,887 | 187.96 ab/Km2 |
| Aosta | Valle d'Aosta | 3,260.87 Km2 | 125,034 | 38.34 ab/Km2 |
| Frosinone | Lazio | 3,247.08 Km2 | 477,502 | 147.06 ab/Km2 |
| Arezzo | Toscana | 3,233.07 Km2 | 339,172 | 104.91 ab/Km2 |
| Reggio Calabria | Calabria | 3,210.43 Km2 | 530,967 | 165.39 ab/Km2 |
| Sondrio | Lombardia | 3,181.33 Km2 | 180,425 | 56.71 ab/Km2 |
| Verona | Veneto | 3,096.43 Km2 | 924,742 | 298.65 ab/Km2 |
| Agrigento | Sicilia | 3,052.58 Km2 | 423,488 | 138.73 ab/Km2 |
| Oristano | Sardegna | 2,990.42 Km2 | 154,974 | 51.82 ab/Km2 |
| Pavia | Lombardia | 2,968.62 Km2 | 540,376 | 182.03 ab/Km2 |
| Campobasso | Molise | 2,925.4 Km2 | 217,362 | 74.30 ab/Km2 |
| Avellino | Campania | 2,806.12 Km2 | 410,369 | 146.24 ab/Km2 |
| Lecce | Puglia | 2,799.04 Km2 | 782,165 | 279.44 ab/Km2 |
| Bergamo | Lombardia | 2,755.12 Km2 | 1,108,126 | 402.21 ab/Km2 |
| Macerata | Marche | 2,752.55 Km2 | 310,815 | 112.92 ab/Km2 |
| Rieti | Lazio | 2,750.54 Km2 | 152,497 | 55.44 ab/Km2 |
| Vicenza | Veneto | 2,722.56 Km2 | 855,297 | 314.15 ab/Km2 |
| Modena | Emilia Romagna | 2,688 Km2 | 707,119 | 263.07 ab/Km2 |
| Caserta | Campania | 2,651.35 Km2 | 913,666 | 344.60 ab/Km2 |
| Ferrara | Emilia Romagna | 2,634.98 Km2 | 344,510 | 130.74 ab/Km2 |
| Chieti | Abruzzo | 2,599.59 Km2 | 378,840 | 145.73 ab/Km2 |
| Piacenza | Emilia Romagna | 2,585.9 Km2 | 286,433 | 110.77 ab/Km2 |
| Enna | Sicilia | 2,574.69 Km2 | 160,161 | 62.21 ab/Km2 |
| Trapani | Sicilia | 2,562.61 Km2 | 421,256 | 164.39 ab/Km2 |
| Pesaro e Urbino | Marche | 2,484.89 Km2 | 354,070 | 142.49 ab/Km2 |
| Treviso | Veneto | 2,479.84 Km2 | 883,522 | 356.28 ab/Km2 |
| Venezia | Veneto | 2,472.9 Km2 | 848,829 | 343.25 ab/Km2 |
| Taranto | Puglia | 2,467.35 Km2 | 563,995 | 228.58 ab/Km2 |
| Pisa | Toscana | 2,444.72 Km2 | 418,122 | 171.03 ab/Km2 |
| Catanzaro | Calabria | 2,415.47 Km2 | 349,344 | 144.63 ab/Km2 |
| Forlì-Cesena | Emilia Romagna | 2,378.4 Km2 | 395,306 | 166.21 ab/Km2 |
| Mantova | Lombardia | 2,291.67 Km2 | 406,919 | 177.56 ab/Km2 |
| Reggio nell'Emilia | Emilia Romagna | 2,291.21 Km2 | 529,609 | 231.15 ab/Km2 |
| Pordenone | Friuli-Venezia Giulia | 2,275.45 Km2 | 310,502 | 136.46 ab/Km2 |
| Verbano-Cusio-Ossola | Piemonte | 2,260.89 Km2 | 156,320 | 69.14 ab/Km2 |
| Latina | Lazio | 2,256.15 Km2 | 562,592 | 249.36 ab/Km2 |
| Padova | Veneto | 2,144.19 Km2 | 933,700 | 435.46 ab/Km2 |
| Caltanissetta | Sicilia | 2,138.37 Km2 | 255,931 | 119.69 ab/Km2 |
| Terni | Umbria | 2,127.19 Km2 | 223,455 | 105.05 ab/Km2 |
| Siracusa | Sicilia | 2,124.12 Km2 | 389,344 | 183.30 ab/Km2 |
| Benevento | Campania | 2,080.42 Km2 | 272,318 | 130.90 ab/Km2 |
| Vercelli | Piemonte | 2,005.7 Km2 | 169,390 | 84.45 ab/Km2 |
| Ancona | Marche | 1,963.2 Km2 | 467,451 | 238.11 ab/Km2 |
| Teramo | Abruzzo | 1,954.39 Km2 | 303,900 | 155.50 ab/Km2 |
| Brindisi | Puglia | 1,861.11 Km2 | 385,235 | 206.99 ab/Km2 |
| Ravenna | Emilia Romagna | 1,859.43 Km2 | 387,970 | 208.65 ab/Km2 |
| Genova | Liguria | 1,833.78 Km2 | 826,194 | 450.54 ab/Km2 |
| Rovigo | Veneto | 1,819.36 Km2 | 231,734 | 127.37 ab/Km2 |
| Lucca | Toscana | 1,773.21 Km2 | 382,543 | 215.73 ab/Km2 |
| Cremona | Lombardia | 1,753.32 Km2 | 355,908 | 202.99 ab/Km2 |
| Crotone | Calabria | 1,735.69 Km2 | 168,581 | 97.13 ab/Km2 |
| Ragusa | Sicilia | 1,623.91 Km2 | 315,601 | 194.35 ab/Km2 |
| Milano | Lombardia | 1,575.62 Km2 | 3,265,327 | 2,072.41 ab/Km2 |
| Savona | Liguria | 1,546.31 Km2 | 271,832 | 175.79 ab/Km2 |
| Barletta-Andria-Trani | Puglia | 1,542.95 Km2 | 384,801 | 249.39 ab/Km2 |
| Isernia | Molise | 1,535.24 Km2 | 83,154 | 54.16 ab/Km2 |
| Asti | Piemonte | 1,510.22 Km2 | 212,010 | 140.38 ab/Km2 |
| Novara | Piemonte | 1,340.26 Km2 | 364,980 | 272.32 ab/Km2 |
| Como | Lombardia | 1,272.28 Km2 | 597,642 | 469.74 ab/Km2 |
| Cagliari | Sardegna | 1,248.67 Km2 | 422,840 | 338.63 ab/Km2 |
| Pescara | Abruzzo | 1,230.32 Km2 | 316,363 | 257.14 ab/Km2 |
| Ascoli Piceno | Marche | 1,228.27 Km2 | 206,172 | 167.86 ab/Km2 |
| Livorno | Toscana | 1,213.71 Km2 | 331,877 | 273.44 ab/Km2 |
| Varese | Lombardia | 1,198.12 Km2 | 884,876 | 738.55 ab/Km2 |
| Napoli | Campania | 1,178.93 Km2 | 3,034,410 | 2,573.87 ab/Km2 |
| Imperia | Liguria | 1,154.8 Km2 | 209,382 | 181.31 ab/Km2 |
| Massa-Carrara | Toscana | 1,154.68 Km2 | 191,685 | 166.01 ab/Km2 |
| Vibo Valentia | Calabria | 1,150.62 Km2 | 154,715 | 134.46 ab/Km2 |
| Pistoia | Toscana | 963.95 Km2 | 291,697 | 302.61 ab/Km2 |
| Rimini | Emilia Romagna | 921.79 Km2 | 336,798 | 365.37 ab/Km2 |
| Biella | Piemonte | 910.17 Km2 | 174,170 | 191.36 ab/Km2 |
| La Spezia | Liguria | 881.35 Km2 | 217,418 | 246.69 ab/Km2 |
| Fermo | Marche | 862.78 Km2 | 171,737 | 199.05 ab/Km2 |
| Lecco | Lombardia | 793.81 Km2 | 334,961 | 421.97 ab/Km2 |
| Lodi | Lombardia | 783.02 Km2 | 227,412 | 290.43 ab/Km2 |
| Gorizia | Friuli-Venezia Giulia | 467.15 Km2 | 137,795 | 294.97 ab/Km2 |
| Monza e della Brianza | Lombardia | 405.45 Km2 | 870,193 | 2,146.24 ab/Km2 |
| Prato | Toscana | 365.71 Km2 | 257,073 | 702.94 ab/Km2 |
| Trieste | Friuli-Venezia Giulia | 212.5 Km2 | 231,445 | 1,089.15 ab/Km2 |