Trapani's 2026 population is now estimated at 54,541. In 1991, the population of Trapani was 61,807. Trapani experienced a decrease of -346 residents over the past year, marking an annual decline of -0.63%. These population values and projections come from Italy cities census series 1981 to 2021 via CityPopulation fallback access, Italy cities official estimate 2025 via CityPopulation fallback access and World Population Review Internal Projections .
| City | 2026 Pop. ↓ | Growth |
|---|---|---|
| Rome | 2,746,472 | -0.02% |
| Milan | 1,370,242 | 0.3% |
| Naples | 904,846 | -0.36% |
| Turin | 858,756 | 0.23% |
| Palermo | 623,607 | -0.38% |
| Genoa | 564,635 | 0.12% |
| Bologna | 391,460 | 0.19% |
| Florence | 362,537 | 0.05% |
| Bari | 315,354 | -0.04% |
| Catania | 296,627 | -0.3% |
| Verona | 254,920 | -0.08% |
| Venice | 248,850 | -0.25% |
| Messina | 215,849 | -0.49% |
| Padua | 207,956 | 0.13% |
| Brescia | 200,973 | 0.51% |
| Parma | 199,884 | 0.45% |
| Prato | 199,112 | 0.4% |
| Trieste | 198,581 | -0.04% |
| Taranto | 185,031 | -0.47% |
| Modena | 184,681 | -0.03% |