Seregno's 2026 population is now estimated at 641,521. In 1950, the population of Seregno was 260,184. Seregno has grown by 2,542 in the last year, which represents a 0.4% annual change. These population estimates and projections come from the latest revision of the UN World Urbanization Prospects. These estimates represent the Urban agglomeration of Seregno, which typically includes Seregno's population in addition to adjacent suburban areas.
| City | 2026 Pop. ↓ | Growth |
|---|---|---|
| Rome | 4,361,370 | 0.33% |
| Milan | 3,174,960 | 0.24% |
| Naples | 2,185,610 | 0.16% |
| Turin | 1,814,300 | 0.25% |
| Bergamo | 927,164 | 0.43% |
| Palermo | 852,768 | 0.18% |
| Bologna | 821,709 | 0.29% |
| Florence | 715,242 | 0.23% |
| Padova | 702,862 | 0.35% |
| Genoa | 675,015 | 0.11% |
| Busto Arsizio | 670,910 | 0.33% |
| Verona | 646,276 | 0.34% |
| Bari | 626,930 | 0.21% |
| Catania | 590,058 | 0.21% |
| Brescia | 498,049 | 0.36% |
| Como | 494,348 | 0.35% |
| Cagliari | 479,957 | 0.21% |
| Latina | 469,560 | 0.47% |
| Taranto | 462,639 | 0.2% |
| Caserta | 434,143 | 0.26% |
| Salerno | 424,227 | 0.24% |
| Treviso | 387,781 | 0.42% |
| Pescara | 385,765 | 0.32% |
| Modena | 365,286 | 0.34% |
| Barletta | 343,444 | 0.21% |
| Parma | 337,694 | 0.36% |
| Vicenza | 335,259 | 0.35% |
| Nola | 331,025 | 0.28% |
| Lecco | 314,874 | 0.32% |
| Venice | 259,150 | 1% |
| Messina | 229,565 | 0.99% |
| Trieste | 203,234 | 1% |
| Prato | 194,913 | 1.01% |
| Reggio Calabria | 178,760 | 1% |
| Perugia | 166,969 | 1% |
| Ravenna | 158,058 | 1% |
| Livorno | 157,024 | 1% |
| Rimini | 151,200 | 1.01% |
| Foggia | 149,904 | 1% |
| Ferrara | 132,195 | 1% |
| Sassari | 126,769 | 1% |
| Giugliano in Campania | 125,058 | 1.01% |
| Monza | 124,051 | 1% |
| Trento | 118,902 | 1% |
| Terni | 110,530 | 1% |
| Bolzano | 107,407 | 1% |
| Piacenza | 104,315 | 1% |
| Novara | 103,985 | 1% |
| Ancona | 100,282 | 1% |
| Andria | 99,307 | 1% |
| Arezzo | 99,258 | 1% |
| Udine | 99,051 | 1% |
| Cesena | 97,190 | 1% |
| Pesaro | 96,832 | 1% |
| Lecce | 96,534 | 1% |
| Alessandria | 93,634 | 1% |
| La Spezia | 93,288 | 1% |
| Pisa | 91,393 | 1% |
| Pistoia | 90,677 | 1% |
| Guidonia Montecelio | 90,457 | 1.01% |
| Lucca | 90,055 | 1.01% |
| Catanzaro | 88,313 | 0.99% |
| Brindisi | 85,881 | 0.99% |
| Torre del Greco | 83,987 | 1% |
| Marsala | 82,456 | 1% |
| Grosseto | 82,378 | 1% |
| Sesto San Giovanni | 81,841 | 1% |
| Varese | 80,645 | 1% |
| Pozzuoli | 80,074 | 0.99% |
| Cinisello Balsamo | 76,264 | 1% |
| Casoria | 76,205 | 0.99% |
| Asti | 75,528 | 1% |
| Gela | 74,858 | 1% |
| Aprilia | 74,190 | 1.01% |
| Ragusa | 73,638 | 1% |
| Pavia | 72,773 | 1% |
| Cremona | 72,077 | 1% |
| Quartu Sant'Elena | 70,879 | 1% |
| Lamezia Terme | 70,834 | 1% |
| Altamura | 70,514 | 1% |
| Imola | 69,936 | 1% |
| Massa | 69,037 | 1% |
| Trapani | 67,923 | 1% |
| Viterbo | 67,798 | 1.01% |
| Cosenza | 67,239 | 0.99% |
| Potenza | 67,211 | 1% |
| Castellammare di Stabia | 65,922 | 1% |
| Afragola | 64,817 | 1% |
| Vittoria | 64,212 | 1% |
| Crotone | 63,941 | 1% |
| Pomezia | 63,641 | 1.01% |
| Vigevano | 63,153 | 1% |
| Carrara | 62,537 | 0.99% |
| Caltanissetta | 62,317 | 1% |
| Viareggio | 62,079 | 1% |
| Fano | 60,978 | 0.99% |
| Savona | 60,632 | 1% |
| Matera | 60,403 | 1% |
| Olbia | 60,261 | 1.01% |
| Legnano | 60,177 | 1% |
| Acerra | 59,910 | 1.01% |
| Marano di Napoli | 59,862 | 1% |
| Benevento | 59,789 | 1% |
| Molfetta | 59,470 | 1% |
| Agrigento | 59,329 | 1% |
| Faenza | 58,797 | 1% |
| Cerignola | 58,540 | 1% |
| Moncalieri | 57,234 | 1% |
| Foligno | 56,999 | 1% |
| Manfredonia | 56,906 | 1% |
| Tivoli | 56,542 | 1% |
| Cuneo | 56,281 | 1% |
| Trani | 56,031 | 1% |
| Bisceglie | 55,385 | 1% |
| Bitonto | 55,127 | 1% |
| Bagheria | 55,047 | 1% |
| Anzio | 54,710 | 1% |
| Portici | 54,577 | 1% |
| Modica | 54,530 | 1% |
| Avellino | 54,353 | 1% |
| Teramo | 54,338 | 1% |
| Siena | 53,901 | 1% |
| Gallarate | 53,425 | 1% |
| Velletri | 53,188 | 1% |
| San Severo | 53,015 | 0.99% |
| Aversa | 52,794 | 1% |
| Ercolano | 52,763 | 1% |
| Civitavecchia | 52,671 | 1% |
| Acireale | 52,269 | 1% |
| Mazara del Vallo | 51,488 | 1% |
| Rovigo | 51,149 | 1% |
| Pordenone | 51,127 | 1% |
| Battipaglia | 51,005 | 1% |
| Rho | 50,904 | 1% |
| Chieti | 50,770 | 0.99% |
| Scafati | 50,686 | 1% |
| Scandicci | 50,645 | 1% |
